| Entries |
| Document | Title | Date |
|---|
| 20080208176 | INSTRUMENT FOR INJECTING AN OPHTHALMIC DEVICE INTO AN EYE - An instrument for injecting an ophthalmic device such an intraocular lens into an eye includes an elongated tubular member, a plunger arranged movably along a length of and within the elongated member, a housing which accommodates an ophthalmic device, and a light emitting member integrated within the instrument. The plunger is configured to move an ophthalmic device to a distal end of the elongated member. The light emitting member illuminates a distal end of the instrument, the operative field immediately adjacent a distal end of the instrument, or both. | 08-28-2008 |
| 20080228176 | Eye-Contact Element - An optical eye-contact element is disclosed that is at least partly translucent, the optical eye-contact element giving rise to a wavefront error of at most about λ/2, preferentially at most about λ/4, highly preferentially at most about λ/10, in a traversing light beam. The optical eye-contact element may be a so-called applanation plate or applanation lens. | 09-18-2008 |
| 20080234666 | SURGICAL LASER SYSTEM CONTROL ARCHITECTURE - Embodiments of the present invention provide a surgical laser system having a control architecture operable to enable the surgical laser to be controlled from a user interface local to the laser system (e.g., the laser system front panel) and from a remote device. According to one embodiment of the present invention, a surgical laser unit operable to implement one set of functionality may be coupled to an advanced control unit such that the surgical laser unit may be controllable by the advanced control unit. The advance control unit may be a surgical system such as a vitreoretinal surgical system or other such surgical system. | 09-25-2008 |
| 20080234667 | System and Method for the Treatment of a Patients Eye Working at High Speed - The invention relates to a system and a method for the treatment of a patient's eye. The system comprises a laser apparatus, a scanning apparatus and an eye tracking apparatus for determining the actual position of the patient's eye and for generating alignment data of the patient's eye relative to a reference position of the patient's eye to the laser, said eye tracking apparatus being provided with a desired treatment shot file. Said scanning apparatus is connected via a first bidirectional bus to the eye tracking apparatus, said laser apparatus is connected via a second bidirectional bus to the eye tracking apparatus. The eye tracking apparatus adjusts the position data for each shot based on said alignment data of the patient's eye and provides aiming control signals representative of the target position data to the scanning apparatus for said shot via said first bidirectional bus. The eye tracking apparatus comprises a comparator for comparing the target position data with the actual position data provided by the scanning apparatus for the shot to be fired. Moreover, said eye tracking apparatus is sending a command signal to the laser apparatus via said second bidirectional bus for firing the shot when the target position data is equal to the actual position data of the scanning apparatus for the shot to be fired. | 09-25-2008 |
| 20080234668 | Method and Device For the Macular Degeneration Treatment - A method of the macula degeneration treatment by irradiating of the retina damaged areas through the pupil wherein the technique of the irradiation performed by the quasi-monochromatic light pulse in visible and near infra-red spectral range with an energy level that does not exceed 10 | 09-25-2008 |
| 20080243107 | Safety Mechanism for Laser Treatment Apparatus - The invention relates to a laser treatment unit for performing eye surgery, comprising a contact glass ( | 10-02-2008 |
| 20080243108 | Ophthalmic laser treatment apparatus - An ophthalmic laser treatment apparatus comprises: a laser source that emits a laser beam for treatment of an affected part of a patient's eye; an optical fiber that transmits the laser beam emitted from the laser source; and a delivery optical system that irradiates the laser beam emitted from the optical fiber to the affected part of the patient's eye, the delivery optical system including: a plurality of diffraction optical elements each being configured to shape a beam profile of the laser beam at an emission end face of the optical fiber into a beam profile having one of a uniform intensity and a lower intensity in the center than on the periphery on the affected part and also to shape the laser beam to have a different spot size on the affected part of the patient's eye; and a changing unit which selectively disposing one of the diffraction optical elements on an optical path. | 10-02-2008 |
| 20080255545 | APPARATUS AND METHOD FOR TREATING THE INSIDE OF AN EYE - In one embodiment, an apparatus includes a first body having a proximal end and a distal end and defining a lumen, and a second body defining a second lumen. The first body is disposed within the lumen of the second body. The lumen of the first body is configured to receive a medical device for performing a medical procedure within at least a portion of an eye. The second body includes a sharpened distal end configured to penetrate a surface of the eye. A plurality of illumination fibers is disposed between the first body and the second body. In some embodiments, the lumen of the first body and the lumen of the second body are coaxial. In some embodiments, the sharpened distal end includes an angled surface. | 10-16-2008 |
| 20080255546 | Eye Accommodation Recovery - A method for eye accommodation recovery comprises transscleral pulse infrared laser radiation treating ciliary muscle and using the visible light for fixing sight direction, wherein in one alternative of the method color of light used for fixing the sight direction and treating eye retina is altered, hence, controlling the state of the accommodation apparatus of the eye, and pulse infrared laser radiation intensity treating ciliary muscle is changed simultaneously. Another alternative of the method comprises dispersion of visible light in the vicinity of the eye pupil providing dispersed light effect on a greater area of eye retina. Color of visible light is altered simultaneously, hence, controlling the state of the accommodation apparatus of the eye. | 10-16-2008 |
| 20080269728 | Active Lamp Alignment for Fiber Optic Illuminators - An assembly for use in an ophthalmic endoilluminator includes a precision lamp assembly, an actuator, and a controller. The precision lamp assembly has a housing and a lamp holder for holding a lamp. The actuator is connected to the precision lamp assembly and is configured to move the precision lamp assembly. The controller controls the operation of the actuator. The controller directs the actuator to move the precision lamp assembly over time to compensate for hot spot movement of the lamp. | 10-30-2008 |
| 20080300581 | Device and Method for Photocoagulation of the Retina - A device for photocoagulation of a retina includes a radiation source and an optical application system including a representation device configured to depict regions of the retina with sub-threshold coagulation. In addition a method for photocoagulation of the retina is provided. | 12-04-2008 |
| 20080319427 | COMPUTER GUIDED PATTERNED LASER TRABECULOPLASTY - A system and method of performing therapy on target eye tissue. A light source produces a beam of light, and a scanning device deflects the light beam to produce an pattern of the light beam. An ophthalmic lens assembly includes a mirror for reflecting the light beam pattern onto the target eye tissue. The mirror is rotatable to angularly align the light beam pattern to the target tissue. Control electronics control the scanning device to apply the light beam pattern onto the reflective optical element at first and second angular orientations separated by a predetermined angle RA. The predetermined angle RA is set such that light beam patterns applied to the target tissue at the first and second angular orientations, which are also angularly aligned to the target tissue through rotation of the mirror, automatically are adjacently abutting to each other on the target tissue. | 12-25-2008 |
| 20090030406 | VARIABLE INTENSITY ENDOILLUMINATOR - A variable intensity endoilluminator system is disclosed, one embodiment comprising: a light source for providing a light beam; an optical cable, optically coupled to the light source for receiving and transmitting the light beam; a handpiece, operably coupled to the optical cable to receive the light beam; an optical fiber, operably coupled to the handpiece, wherein the optical fiber is optically coupled to the optical cable to receive and transmit the light beam to illuminate a surgical field; and a translucent cannula, operably coupled to the handpiece, for housing and directing the optical fiber, wherein the cannula is operable to diffuse and transmit the light from the light beam when the optical fiber is retracted into the cannula. The cannula and the handpiece can be fabricated from biocompatible materials. | 01-29-2009 |
| 20090036878 | Eye Surgical Unit and Eye Surgical Instrument - An eye surgical unit, comprising a connecting module to align, upon coupling of the connecting module to a connecting module of an eye surgical instrument, an end of a light guide which is included in the connecting module of the eye surgical instrument with respect to the connecting module of the eye surgical unit. During coupling, the connecting modules of the eye surgical unit and the eye surgical instrument mutually cooperate. The mutual cooperation of the connecting modules is realized through a multiple-thread screw connection of which corresponding screw connection elements, upon coupling of the connecting modules through mutual rotation of the connecting modules, mutually engage substantially simultaneously. | 02-05-2009 |
| 20090069794 | Apparatus, Systems And Techniques For Interfacing With An Eye In Laser Surgery - Apparatus, techniques and systems are provided for interfacing with an eye in laser surgery. | 03-12-2009 |
| 20090088733 | Methods and apparatus for treatment of ocular melanosis - The invention entails a novel system and method for modifying scleral pigmentation. More particularly, the invention entails a novel system and method for treating Ocular Melanosis (OM). The invention contemplates a system and method for treating OM that uses lasers with modified pulse widths and low power to whiten the sclera without causing damage to the retina. Ultimately, a system has been developed that uses of low laser pulse fluences considerably less than those used for treating nevus of Ota on the skin. The system limits the risk of retinal injury by use of (a) a small exposure spot size and (b) a high numerical aperture (NA) optical beam with fluences of between about 0.5 J/cm | 04-02-2009 |
| 20090093798 | SEMI-AUTOMATED OPHTHALMIC PHOTOCOAGULATION METHOD AND APPARATUS - An ophthalmic treatment system and method for performing therapy on target tissue in a patient's eye. A delivery system delivers treatment light to the patient's eye and a camera captures a live image of the patient's eye. Control electronics control the delivery system, register a pre-treatment image of the patient's eye to the camera's live image (where the pre-treatment image includes a treatment template that identifies target tissue within the patient's eye), and verify whether or not the delivery system is aligned to the target tissue defined by the treatment template. The control electronics control the delivery system to project the treatment light onto the patient's eye in response to both an activation of a trigger device and the verification that the delivery system is aligned to the target tissue, as well as adjust delivery system alignment to track eye movement. | 04-09-2009 |
| 20090118715 | Ophthalmic Surgical Device - An ophthalmic surgical device is disclosed that combines laser energy for treatment of vision or ocular defect and illumination energy for visualization of a treatment site during surgery in a single common waveguide fiber, thereby enabling reduction of a diameter of a probe or canula of the device, whereby a smaller incision may be utilized to reduce trauma to the eye. The device may further include additional features, such as a conduit for supply of material or removal of material from the treatment site. | 05-07-2009 |
| 20090118716 | SYSTEM AND METHOD FOR SCANNING A PULSED LASER BEAM - System and method of photoaltering a region of a material using a pulsed laser beam. The method includes randomly scanning the pulsed laser beam in the region, and creating a separation between a first layer of the material and a second layer of the material at the region. The system includes a laser producing a pulsed laser beam, a controller transmitting a signal, and a scanner coupled to the controller. The scanner randomly scans the pulsed laser beam in the region in response to the signal. | 05-07-2009 |
| 20090118717 | SYSTEM AND METHOD OF INTERFACING A SURGICAL LASER WITH AN EYE - A system for interfacing a surgical laser with an eye includes a first sensing element to couple to an output surface of the laser, an interface lens having second sensing element coupled to a first surface of the interface lens, and a detector coupled to the first sensing element. A second surface of the interface lens contacts the eye. The detector determines when the first sensing element contacts the second sensing element. A method for aligning the laser with the eye includes coupling the laser to the patient interface, sensing an electrical change indicating a position of the output surface with the interface lens, comparing the electrical change with a predetermined value to produce a correction, and re-positioning the laser with the correction. | 05-07-2009 |
| 20090131921 | Precise Targeting of Surgical Photodisruption - Techniques, apparatus and systems for laser surgery including imaging-guided surgery techniques, apparatus and systems. | 05-21-2009 |
| 20090137988 | Methods And Apparatus For Improved Post-Operative Ocular Optical Performance - Techniques, systems are described for performing laser eye surgery. In one aspect, a method for improving an optical function of an eye includes preparing the eye for surgery by determining an optical characteristic of the eye. Laser marking pulses are applied to generate a laser mark in a region of the eye in relation to the determined optical characteristic. Also, a surgical procedure is performed in a surgical region selected in relation to the generated laser mark. | 05-28-2009 |
| 20090143772 | Laser-Induced Protection Shield in Laser Surgery - Techniques, apparatus and systems for laser surgery are described to provide protection of sensitive tissues from surgical laser pulses. For example, an ophthalmic surgical method may include determining a surgical target region in an eye, selecting a protection region between the surgical target region and a photosensitive tissue, estimating a damage-threshold of the photosensitive tissue and a protection-threshold of the protection region, applying preliminary laser-pulses to the protection region with parameters between the damage-threshold and the protection threshold to form a protection barrier, and applying surgical laser pulses to the surgical target region. | 06-04-2009 |
| 20090149840 | Photodisruptive Treatment of Crystalline Lens - Techniques, apparatus and systems for providing photodisruptive treatment of the crystalline lens of the eye are described. For example, a method of treating a lens region of an eye with a laser includes identifying a boundary of the hard lens region, selecting a laser-parameter to enable a photodisruptive procedure in the hard lens region and to control a spreading of bubbles in the hard lens region, modifying a mechanical property of a posterior portion of the hard lens region in a proximity of the identified boundary by the photodisruptive procedure, and modifying a mechanical property of a portion anterior to the modified posterior portion of the hard lens region by the photodisruptive procedure. | 06-11-2009 |
| 20090149841 | Effective Laser Photodisruptive Surgery in a Gravity Field - Techniques, apparatus and laser surgical systems are provided for laser surgery applications, including implementations that reduce the laser-induced bubbles in the optical path of the surgical laser beam. | 06-11-2009 |
| 20090177189 | Photodisruptive laser fragmentation of tissue - A method of photodisruptive laser surgery includes selecting a target region of a tissue for fragmentation, directing a beam of laser pulses to the selected target region of the tissue, and forming cells in the target region of the tissue by directing the laser beam to generate cell boundaries. The cells can be arranged in regular or irregular arrays. The cells can be generated in parallel or successively, with cell sizes and laser parameters which reduce the time of ophthalmic surgery considerably. | 07-09-2009 |
| 20090187170 | Ophthalmic surgery light transmitting apparatus - An ophthalmic surgery light transmitting apparatus has an optic fiber having a flexible length with a light source connector mounted on one end of the optic fiber and the opposite end of the optic fiber being adapted to be mounted to an ophthalmic surgery instrument to provide illumination for the instrument. The cross-sectional area of the optic fiber transitions as it extends from the end connected to the light source connector to the opposite end of the optic fiber. The optic fiber transitions from a larger cross-sectional area of the optic fiber at the light source connector to a smaller cross-sectional area of the optic fiber at the opposite end. | 07-23-2009 |
| 20090234333 | MICROKERATOME AND CUTTING HEAD WITH NON-COPLANAR APPLANATION PLATE AND STROMAL PLATE - A microkeratome cutting head includes a head structure, an applanation plate, and a stromal plate. The head structure may include a blade cavity for receiving a blade and a blade opening through which the blade extends. The blade is configured for creating a corneal flap at a corneal flap thickness. The applanation plate is disposed at an elevation above the stromal plate plane. The elevation difference is approximately equal to the corneal flap thickness. | 09-17-2009 |
| 20090247996 | Laser treatment apparatus - A laser treatment apparatus for irradiating a laser beam to a patient's eye, comprises: a plurality of laser sources which emit treatment laser beams having different wavelengths, each laser source being held in a main body to be mountable and demountable and connected to a power source through a connector; a light delivery optical system having a mirror for making the laser beams from the laser sources coaxial with each other to deliver each laser beam to the patient's eye; an input unit for inputting mounting information of each laser source; a control unit which checks a predetermined operation of each laser source by a sensor at the time of activation to determine whether an abnormality is present or not in each laser source, and displays an indication that the abnormality is present on a display, wherein the control unit will not perform the operation check whether the abnormality is present or not in the laser source or laser sources unmounted in the main body, based on the mounting information input by the input unit. | 10-01-2009 |
| 20090247997 | OPHTHALMIC LASER APPARATUS, SYSTEM, AND METHOD WITH HIGH RESOLUTION IMAGING - System and method of photoaltering a region of an eye using a high resolution digital image of the eye. The system includes a laser assembly for outputting a pulsed laser beam, an imaging system for capturing a real-time high resolution digital image of the eye and displaying the digital image of the eye, a user interface receiving at least one laser parameter input, and a controller coupled to the laser assembly, imaging system, and user interface. The controller directs the laser assembly to output the pulsed laser beam to the region of the eye based on the laser parameter input. | 10-01-2009 |
| 20090254069 | Instrument for treating amblyopia using automatic frequency conversion laser - The present invention relates to an instrument for treating amblyopia using automatic frequency conversion laser, comprises a laser generator, a circular lightproof system installed on the output light path and a control circuit, also comprises an angular rotation expander for adjusting height and light path output angle. The angular rotation expander comprises a primary drawtube having a primary lens, set outside of a secondary drawtube having a secondary lens. The primary drawtube is set outside of the secondary lens and can reciprocate along it. A retainer is equipped on the upper position of the secondary drawtube. There is an opening on one side of the primary drawtube for leaving the light out, a reflector is set inside of the primary lens facing the opening. Light outputted by the laser generator is transmitted directly to the secondary lens, and then to the primary lens, and finally is sent out from the opening after reflected by the reflector. | 10-08-2009 |
| 20090254070 | APPARATUS AND METHODS FOR PERFORMING ENHANCED VISUALLY DIRECTED PROCEDURES UNDER LOW AMBIENT LIGHT CONDITIONS - The apparatus and methods of the present invention in a broad aspect provide novel visualization platforms for performing enhanced visually directed procedures on target objects or tissues under low ambient light conditions. The visualization platforms can be included with or retro-fit to existing optical systems such as stereomicroscopes and include at least one high resolution photosensor capable of acquiring a plurality of optical views of the target object or tissue in at least one wavelength outside of the wavelengths of normal visible light. A resultant real-time high resolution video signal is transmitted from the photosensor to at least one high resolution video display that can be viewed by the apparatus or process operator. | 10-08-2009 |
| 20090306634 | Method and System for Control of Therapeutic Procedure - A method and system are described for controlling a therapeutic procedure performed on a patient. Based on patient-related information, control system ( | 12-10-2009 |
| 20090312749 | OPTICAL FIBER LASER DEVICE FOR OCULAR SUTURING - A method of suturing the lens capsule of the eye in the event of accidental rupture thereof or to create a valve and/or to close a capsulorhexis by laser-induced welding onto the capsule's surface of a flap of biocompatible biological tissue prepared so as to be optically absorbent at the wavelength of the laser being used for welding. The method is suitable for use in so-called Phaco-Ersatz or “lens refilling” ophthalmologic surgery. Welding is desirably performed using laser devices that comprise a laser generator and a fiberoptic system for conveying the laser beam, complete with an applicator handpiece suitable for use in welding the flaps onto the lens capsule in a liquid environment. The handpiece is shaped so as to exert moderate pressure on the tissues to be welded with the free end of the optic fiber. | 12-17-2009 |
| 20090312750 | STEERABLE AND FLEXIBLY CURVED PROBES - Steerable and flexibly curved probes are provided, primarily for A surgical applications. A probe with flexible distal portion is inserted through an incision or cannula and the flexible distal portion may be selectively bent or steered using a guide wire. The guide wire is extended through the probe on a radially offset axis, and affixed at its distal end to the distal end of the flexible distal portion. The curvature of the nitinol wire is induced by extending or retracting the wire from the proximal end of the flexible distal portion while the distal end of the guide wire remains affixed to the distal end of the probe. The guide wire is activated by a finger-actuated mechanism. A further embodiment is provided in which the guide wire is fixed at both ends of the flexible distal portion of the probe and has a normally curved conformation, and assumes such conformation after insertion through a straight cannula. Other embodiments and applications are similarly disclosed. | 12-17-2009 |
| 20090326521 | Apparatus and method for treating corneal neovascularization or blood vessel accumulation on the conjunctiva - An apparatus for treating corneal neovascularization or blood vessel accumulation on the conjunctiva, which includes a therapeutic light source for emitting a therapeutic light beam at a wavelength between 1.2 μm and 1.3 μm. The light source is preferably a laser for emitting a pulsed beam. | 12-31-2009 |
| 20100004641 | System and apparatus for delivering a laser beam to the lens of an eye - A system and apparatus for increasing the amplitude of accommodation and/or changing the refractive power and/or enabling the removal of the clear or cataractous lens material of a natural crystalline lens is provided. Generally, the system comprises a laser, optics for delivering the laser beam and a control system for delivering the laser beam to the lens in a particular pattern. There is further provided a range determining system for determining the shape and position of the lens with respect to the laser. There is yet further provided a method and system for delivering a laser beam in the lens of the eye in a predetermined shot pattern. | 01-07-2010 |
| 20100004642 | Selectively bendable laser fiber for surgical laser probe - A surgical laser probe includes a handpiece having a proximal end for receiving an optical fiber into a centrally located throughhole, and a distal end through which the centrally located throughhole extends and varies in diameter. An end portion of a stainless steel tube is rigidly secured within the hole in the distal end of the handpiece. An end portion of a polyimide bendable tube is secured to the free end of the stainless steel tube. A slideable finger pad is installed in a slotway of the handpiece and rigidly secured to one end of a Nitinol wire. The optical fiber is extended through the handpiece, the stainless steel tube, and into the bendable tube, with the free end of the optical fiber terminated at the free end of the polyimide bendable tube. As the finger pad is slid toward the distal end of the handpiece, the free end of the Nitinol wire is increasingly moved into the bendable tube for increasingly bending the bendable tube and optical fiber away from the longitudinal axis of the stainless steel tube. | 01-07-2010 |
| 20100022994 | LIQUID FILLED INDEX MATCHING DEVICE FOR OPHTHALMIC LASER PROCEDURES - There is provided a device for use as an interface between a laser surgery device and the eye of a patient. The device is filled with a liquid that matches the index of refraction of the eye. The device further has a curved lens that follows the curvature of the outer surface of the patient's eye. In this manner the interface device, through which the laser beam must travel, has essentially the same index of refraction as the eye. | 01-28-2010 |
| 20100022995 | METHOD AND SYSTEM FOR REMOVAL AND REPLACEMENT OF LENS MATERIAL FROM THE LENS OF AN EYE - There is provided a system, apparatus and methods for developing laser systems that can create a precise predetermined capsulotomy. The systems, apparatus and methods further provide laser systems that reduce the patient-to-patient variability and doctor-to-doctor variability associated with hand held apparatus for performing capsulorhexis and capsulotomies. There is further provided a precise predetermined shot pattern and shaped capsulotomy that is based at least in part on the shape of an IOL and in particular an accommodating IOL. | 01-28-2010 |
| 20100042079 | Method and System for Removal and Replacement of Lens Material fron the Lens of an Eye - There is provided a system, apparatus and methods for developing laser systems that can create a precise predetermined capsulotomy. The systems, apparatus and methods further provide laser systems that reduce the patient-to-patient variability and doctor-to-doctor variability associated with hand held apparatus for performing capsulorhexis and capsulotomies. There is further provided a precise predetermined shot pattern and shaped capsulotomy that is based at least in part on the shape of an IOL and in particular an accommodating IOL. | 02-18-2010 |
| 20100042080 | Preconditioned Illuminator System and Method - Embodiments of endo-illuminators and related methods are disclosed. One embodiment of an illuminator can comprise a cannula defining a passage, an optical element disposed at an end of the cannula, and an optical fiber running through the passage with the distal end of the optical fiber in contact with the optical element. The optical fiber includes at least a heat preconditioned distal portion that terminates in the distal end that is in contact with the optical element. One embodiment of a method can comprise inserting an optical fiber through a proximal portion of a cannula and optical element assembly until the distal end of the optical fiber contacts the optical element, heating a distal portion of the optical fiber to between a softening temperature and a melting temperature for a period of time to cause the distal portion to axially shrink and moving the optical element so that the optical element is in contact with the distal end of the optical fiber when the distal portion of the optical fiber has axially shrunk. Moving the optical element so that the optical element is in contact with the distal end of the optical fiber when the distal portion of the optical fiber has axially shrunk can comprise applying a force to the cannula and optical element assembly to maintain the optical element in continuous contact with the distal end of the optical fiber while the optical fiber axially shrinks. | 02-18-2010 |
| 20100049173 | RETINAL REGENERATION - A method of retinal regeneration which improves retinal function by reversal of the degradation of the transport properties of Bruch's membrane. The method involves irradiation through the cornea of the eye to the retinal pigmented epithelium by a laser pulse or sequence of laser pulses having a pulse duration in the range of 10 ps to 20 μs and at a wavelength in the range of about 500 nm to 900 nm. The method applies a radiant exposure which results in the damaging or altering of the retinal pigmented epithelium cells in such a manner as to trigger cellular responses which improve the hydraulic conductivity of Bruch's membrane without causing irreversible damage to adjacent retinal structures and layers. | 02-25-2010 |
| 20100049174 | APPARATUS FOR GENERATING A CORRECTING CUT SURFACE IN THE CORNEA OF AN EYE SO AS TO CORRECT AMETROPIA AS WELL AS A CONTACT ELEMENT FOR SUCH APPARATUS - An apparatus for generating a correcting cut surface in the cornea of including a laser unit, which can focus and move pulsed laser radiation; a first contact element; and a control unit, controlling the laser unit which has a standard setting which, when a standard curvature is imposed upon corneal surface by the first contact element, would lead to a standard cut surface. The standard cut surface has a known curvature with respect to a reference surface. The curvature, with respect to the reference surface of the correcting cut surface to be generated deviates from the known curvature of the standard cut surface. The apparatus includes a second contact element adapted to generate the correcting cut surface, which cornea imposes an actual curvature deviating from the standard curvature, thus generating a cut surface using the standard setting results in the correcting cut surface to be generated. | 02-25-2010 |
| 20100057059 | CORNEAL SURGERY APPARATUS - A corneal surgery apparatus which comprises a laser irradiation optical system and an eye position change detection unit comprising an illumination optical system and an image pick-up camera picking up an anterior-segment image of a patient's eye and detecting the change in eye position based on an iris pattern in the image, and is arranged such that an irradiation position tracks movement of the eye to ablate a cornea, wherein the apparatus further comprises a contrast adjustment unit extracting a pupil portion and an iris portion based on luminance information of the image, and increasing/decreasing a set value of an illumination light amount and/or a set value of a gain of the camera to increase a contrast of the pupil portion to the iris portion and/or a contrast of the iris pattern within a range that luminance at the iris portion is not saturated. | 03-04-2010 |
| 20100057060 | In Situ UV/Riboflavin Ocular Treatment System - A system for accurately delivering bilateral simultaneous equi-dosed time-fractionated pulsed UVA to irradiate a class of riboflavin/collagen mixture in the presence of oxygen for treatment of ocular tissue such as scleral and corneal tissue. The system employs ocular trial frames for mounting on the face that are fitted with 1) a nozzle for introducing Riboflavin in solution to collagen on the surface of the ocular tissue, 2) a port for introducing oxygen-rich gas to the ocular tissue, and 3) a pair of optical collimator inserts mounted in the lens holders, wherein the collimator inserts have a mask in the optical path at an aperture on focal point to control the pattern of UVA radiation at the ocular target, the collimator inserts further having optical input ports coupled to a controlled source of UVA radiation that is operative in accordance with the related inventive method. | 03-04-2010 |
| 20100069894 | RADIATION SYSTEM FOR OPTHALMOLOGICAL APPLICATIONS - An irradiation system for opthalmological applications includes: a radiation source ( | 03-18-2010 |
| 20100076417 | Devices, Methods and Compositions for Presbyopia Correction Using Ultrashort Pulse Laser - The invention relates to devices, compositions and methods used to improve vision and/or to treat an eye lens disease or condition. In some embodiments, the invention relates to altering or removing eye lens material for the treatment of presbyopia. In additional embodiments, the invention relates to placing compositions in a lens of an eye to improve elasticity of the lens both therapeutically by improving elasticity and/or improving refractive properties and/or prophylactically by preventing renewed stiffening and/or renewed deterioration of the lens refractive properties. In further embodiments, the invention relates to devices and methods of obtaining and analyzing data for use in altering the lens to optimize its elasticity and/or refractive properties. | 03-25-2010 |
| 20100082017 | LASER MODIFICATION OF INTRAOCULAR LENS - A system of modifying an intraocular device located within an eye, wherein the system includes a laser assembly and a controller coupled to the laser assembly. The laser assembly outputs a pulsed laser beam having a pulse width between about 300 picoseconds and about 10 femtoseconds, and the controller directs the laser assembly to output the pulsed laser beam into the intraocular device. One or more slip zones are formed within the intraocular device in response thereto, and the slip zones are configured to modify a refractive profile of the intraocular device. A method of modifying a refractive profile of an eye having an intraocular device implanted therein, wherein the method includes determining a corrected refractive profile for the eye based on an initial refractive profile, identifying one or more locations within the intraocular device based on the corrected refractive profile, and directing a pulsed laser beam at the locations to produce the corrected refractive profile. | 04-01-2010 |
| 20100087802 | CORNEA TRANSPLANTATION - A planning device generating control data for a treatment apparatus for cornea transplantation using a laser device to separate a corneal volume by at least one cut surface in the cornea and to separate a transplant, from a surrounding transplantation material by at least one cut surface wherein the planning device includes an interface supplying measurement data relating to parameters of the cornea. A computer defines a corneal cut surface which confines the corneal volume to be removed, and determines a transplant cut surface by using the transplantation material data and depending on the defined corneal cut surface. The transplant cut surface confines the transplant, and the computer generates one control data for each cut surface to control the laser, wherein the respective cut surfaces can be produced by the laser to isolate the corneal volume and the transplant and to make them removable. | 04-08-2010 |
| 20100094264 | OPHTHALMOLOGICAL APPARATUS FOR BREAKDOWN OF EYE TISSUE - An opthalmological apparatus for breakdown of eye tissue includes a base station with a light source for generating light pulses, a support arm, with an application head that can be placed onto an eye, is mounted on the base station. The light pulses are transmitted from the base station to the application head through an optical transmission system. The application head has a light projector for focused projection of the light pulses for punctiform breakdown of eye tissue. The support arm is of rigid design with horizontal orientation and has a hinge with a horizontally oriented rotation axis, the hinge is mounted in such a way that the application head can be placed onto the eye with a rotation extending about the rotation axis. The hinge permits controlled manual docking of the application head and light projector onto the eye in a vertical direction, via a rotation movement that is easy to perform and has minimal mechanical friction. | 04-15-2010 |
| 20100114076 | METHOD OF PERFORMING REFRACTIVE LASER EYE SURGERY CENTERED ALONG THE VISUAL AXIS OF A HUMAN EYE - A method of performing refractive laser eye surgery on a human eye is provided wherein the ablation pattern is centered along the visual axis, rather than along the line of sight. First, a wavefront, either ocular, corneal or a combination thereof, is generated by a wavefront sensor centered along the line of sight. This measured wavefront is centered on and encompasses a patient's pupil. Then, an analysis pupil is determined which encompasses the measured pupil. The analysis pupil is centered along the visual axis at the point of intersection with the cornea. Consequently, the measured wavefront is reconstructed over the analysis pupil only using data taken over the area covered by the measured pupil. This reconstruction is done through a least squares fit of a series of slopes from the measured wavefront and/or through the transformation of aberration coefficients. Finally, an ablation pattern, or a lenticule generation pattern, to be performed by a refractive laser centered on the corneal intersect of the visual axis is produced in accordance with the reconstructed wavefront. | 05-06-2010 |
| 20100130966 | Apparatus, System and Method for Precision Depth Measurement - Systems, apparatus, and methods are disclosed for locating tissue layer transitions within a cornea, including focusing a laser to a laser spot with an energy below a photodisruption threshold of the cornea, varying a position of the focal spot of the laser between an anterior surface of the cornea and a posterior surface of the cornea, and determining one or more transitions of the tissue layers based on a change in harmonic light generated by the laser spot. | 05-27-2010 |
| 20100145319 | COAGULATION SYSTEM - A coagulation system for the coagulation of organic tissue includes a laser configured to emit a working beam; an interrupter configured to at least partially interrupt the working beam; a controller configured to activate the interrupter; and a detector configured to detect a signal corresponding to a degree of coagulation or alteration of the tissue and to transmit a detection of the signal to the controller, the detector including a dimension meter. | 06-10-2010 |
| 20100145320 | Surgical laser system with remote control functionality - Embodiments of the present invention provide a laser surgical system with a basic set of functionality which is remotely controllable to implement an advanced set of functionality. According to one embodiment of the present invention, a basic laser surgical system may be coupled to an advanced control unit such that the basic laser surgical system may be controllable by the advanced control unit to implement a broader set of functionality. By moving less frequently used functionality to an advanced unit, the basic unit may be streamlined with regards to both cost and size, and the learning curve required to utilize the basic unit may be reduced relative to a more feature-ladened unit, allowing the basic unit to be utilized in myriad situations or procedures where an “all-in-one” unit would be less than desirable. | 06-10-2010 |
| 20100152716 | RETINAL REJUVENATION LASER - A laser treatment device for use in retinal regeneration. The laser treatment device includes a laser module that delivers a pulse or sequence of pulses having a pulse duration in the range of 50 ps to 500 ns, a wavelength in the range 500 nm to 900 nm, and a pulse energy in the range 100 μJ to 10 mJ. The laser treatment device also includes a uniform irradiance module that modifies an output beam profile of the laser module to produce a uniform treatment effect and a beam delivery and viewing module that delivers the laser pulse or pulses to the retina with a radiant exposure in the range of 8 mJ/cm | 06-17-2010 |
| 20100174273 | Ophthalmic laser treatment apparatus - An ophthalmic laser treatment apparatus for irradiating a laser beam to a patient's eye, comprises: a delivery optical system for forming the laser beam emitted from a laser source into a plurality of spots on a target surface, the delivery optical system including: a diffraction optical element for dividing the laser beam incident thereon into a plurality of diffraction beams in a predetermined spot pattern; a first zoom optical system placed on a side closer to the laser source than the diffraction optical element, the first zoom optical system being configured to change a spot size without changing a spot interval on the target surface; and an objective lens. | 07-08-2010 |
| 20100179519 | System and Method For Ophthalmic Laser Surgery on a Cornea - A system and method for ophthalmic laser surgery is disclosed. An optical scanner is employed to create a thickness profile for the cornea. A lens is placed in contact with the anterior surface of the cornea. The thickness profile is then used to identify a scan region within the cornea, wherein the scan region is disposed at approximately a uniform distance from the posterior surface of the cornea. A focal point of a laser beam is thereafter scanned along a path within the scan region to create an intracorneal incision. | 07-15-2010 |
| 20100191226 | Method Of Patterned Plasma-Mediated Laser Trephination Of The Lens Capsule And Three Dimensional Phaco-Segmentation - System and method for making incisions in eye tissue at different depths. The system and method focuses light, possibly in a pattern, at various focal points which are at various depths within the eye tissue. A segmented lens can be used to create multiple focal points simultaneously. Optimal incisions can be achieved by sequentially or simultaneously focusing lights at different depths, creating an expanded column of plasma, and creating a beam with an elongated waist. | 07-29-2010 |
| 20100228236 | ADAPTER FOR COUPLING A LASER PROCESSING DEVICE TO AN OBJECT - An adapter contact lens to be applied in contact with an anterior corneal surface. The adapter includes a contact glass portion having a corneal contact surface curvature that is flatter than that of the undeformed anterior corneal surface. When the contact glass is applied the cornea deforms assume a deformed state corneal curvature that is parallel to the flatter corneal contact surface curvature. A mount portion circumferentially surrounds the contact glass and defines a suction duct that is structured to secure the adapter to the cornea by negative pressure when it is brought into contact with a surface of the eye surrounding the contact glass portion. The suction duct being partially defined by a peripheral edge of the mount; that extends outwardly away from the mount portion and toward but not intersecting or extending beyond a geometric continuation of the corneal contact surface curvature. | 09-09-2010 |
| 20100249760 | Patterned Laser Treatment - Patterned laser treatment of the retina is provided. A visible alignment pattern having at least two separated spots is projected onto the retina. By triggering a laser subsystem, doses of laser energy are automatically provided to at least two treatment locations coincident with the alignment spots. All of the doses of laser energy may be delivered in less than about 1 second, which is a typical eye fixation time. A scanner can be used to sequentially move an alignment beam from spot to spot on the retina and to move a treatment laser beam from location to location on the retina. | 09-30-2010 |
| 20100262128 | Optical Imaging System, Particularly in a Laser Surgical Ophthalmic Apparatus - An optical imaging system comprises at least one deformable mirror ( | 10-14-2010 |
| 20100268202 | SHIELDED INTRAOCULAR PROBE FOR IMPROVED ILLUMINATION OR THERAPEUTIC APPLICATION OF LIGHT - An intraocular light probe has a mask or shield affixed at its distal end thereof which forms a directed light beam for intraocular illumination of target tissues or intraocular application of therapeutic light. The mask or shield serves to more fully focus, intensify and direct the beam toward target tissues. The mask or shield also helps direct light away from other tissues and away from the eyes of the surgeon. This lessens unwanted glare. By placing a light probe beneath a surgical instrument such as a phacoemulsifier or vitrector, laser, cutting instrument (e.g., scissors or knife), forceps or probe/manipulator, whether as part of or separate from an infusion sleeve, a mask or shield effect is created. This has the same benefits of directing the beam toward target tissues, away from other tissues and away from the eyes of the surgeon. | 10-21-2010 |
| 20100268203 | Surgical Variable-Angle Illuminator - A variable-angle, wide-angle illuminator is disclosed, one embodiment being a small-gauge, variable-angle illumination surgical system comprising: a light source for providing a light beam; an optical cable, optically coupled to the light source for receiving and transmitting the light beam; a handpiece, operably coupled to the optical cable; an optical fiber, operably coupled to the handpiece, wherein the optical fiber is optically coupled to the optical cable to receive and transmit the light beam; an optical assembly, optically coupled to a distal end of the optical fiber, for receiving the light beam and providing the light beam to illuminate a surgical field; and a cannula, operably coupled to the handpiece and optical assembly, for housing and directing the optical assembly to illuminate a selected area, such as a surgical site. The optical assembly can comprise, for example, a fiber/polymer-dispersed-liquid-crystal (“PDLC”) diffuser optically coupled to an optical needle or a nested compound parabolic concentrator (“CPC”) cone. In the PDLC diffuser/needle embodiment, the fiber can be a standard endo-illuminator optical fiber with 0.50 NA or similar value. The light beam from the light source is emitted from the distal end of the optical fiber and provided to the PDLC diffuser for further transmission. The degree of diffusion of the light beam at the PDLC diffuser can be electrically controlled and can be varied from no diffusion to very high degree of diffusion. After passing through the PDLC diffuser, the light beam is provided to a needle or fiber, such as a glass needle or fiber, that transmits the light beam to the surgical site in the eye. | 10-21-2010 |
| 20100274232 | LASER SYSTEM - A laser system for the irradiation of an eye includes a laser configured to emit a laser beam; a focusing device configured to focus the laser beam; and a beam-shaping device configured to generate a predetermined intensity distribution in a cross section of the laser beam such that an intensity minimum of the laser beam is disposed in region of a center of the cross section of the laser beam. | 10-28-2010 |
| 20100274233 | METHOD AND DEVICE FOR PERFORMING ONLINE ABERROMETRY IN REFRACTIVE EYE CORRECTION - A device for correcting visual defects of an eye comprises a coherent light source, a beam modification device for shaping and deflecting a beam of the coherent light source, and a wavefront analyzer device for analyzing a wavefront of an optical path in the eye | 10-28-2010 |
| 20100292676 | METHOD AND APPARATUS FOR NON-OR MINIMALLY DISRUPTIVE PHOTOMANIPULATION OF AN EYE - The invention related to a method and a system for non- or minimally disruptive photomanipulation of the lens and/or its constituents collectively or selectively of an animal or human eye, comprising focusing a treatment laser beam into a selected part of the lens and/or its constituents collectively or selectively where treatment is intended to occur, pulsing of said treatment laser beam, scanning the beam over at least a part of the lens, measuring one or more types of radiation from the said selected part and utilizing this measurement to decide to stop the said treatment laser beam or to adjust at least one of the parameters: focus, intensity, wavelength, pulse length, repetition frequency, pulse train length, scan velocity, size of scanned volume, scan repetitions, and scan pattern of said treatment laser beam. | 11-18-2010 |
| 20100305553 | System for Ophthalmic Laser Surgery - The invention relates to a system for ophthalmic laser surgery, comprising a source ( | 12-02-2010 |
| 20100318073 | Apparatus for Ophthalmic Laser Surgery - An apparatus for ophthalmic laser surgery comprises a source ( | 12-16-2010 |
| 20100318074 | OPHTHALMIC ENDOILLUMINATION USING LOW-POWER LASER LIGHT - An ophthalmic surgical system includes a laser light source having a laser treatment mode and an illumination mode. The laser treatment mode has a first power, and the illumination mode has a second power less than the first power. The ophthalmic surgical console also includes focusing optics operable to optically couple the laser light source to a light guide in the illumination mode. | 12-16-2010 |
| 20100331829 | SYSTEM AND METHOD FOR MULTI-BEAM SCANNING - System and method of photoaltering a material. The system includes a laser source operable to produce a primary pulsed beam, a holographic optical element configured to receive the primary pulsed beam and transmit a plurality of secondary beams, and a scanner operable to direct the secondary beams to the material. The secondary beams are based on the primary pulsed beam. The method includes phase shifting a pulsed laser beam to produce an input beam, holographically altering the input beam to produce a plurality of transmission beams, and scanning a portion of the material with the transmission beams. | 12-30-2010 |
| 20110009851 | Apparatus for Cutting a Tissue Section of an Eye by Laser Radiation - An apparatus for cutting a tissue part of an eye by means of laser radiation includes a suction-ring unit ( | 01-13-2011 |
| 20110022035 | LIQUID HOLDING INTERFACE DEVICE FOR OPHTHALMIC LASER PROCEDURES - There is provided a self-adjusting interface device for use with laser surgery devices. The device may be filled with a liquid that matches the index of refraction of the cornea of the eye. The device has the ability to adjust to varying curvatures of the eye and is configured so that when attached to the eye the laser surgery device will be able to deliver a therapeutic laser beam to the limbus region of the eye. | 01-27-2011 |
| 20110022036 | SYSTEM AND METHOD FOR PERFORMING LADAR ASSISTED PROCEDURES ON THE LENS OF AN EYE - There is provided a system, apparatus and methods for developing laser systems that can create a precise predetermined jigsaw capsulotomy. The systems, apparatus and methods further provide laser systems that can use a single laser as a therapeutic laser and as laser radar and that reduce the patient-to-patient variability and doctor-to-doctor variability associated with hand held apparatus for performing capsulorhexis and capsulotomies. There is further provided a precise predetermined jigsaw shot pattern and shaped capsulotomy that is based at least in part on the shape of an IOL and in particular an accommodating IOL. | 01-27-2011 |
| 20110028948 | Optical System for Ophthalmic Surgical Laser - A laser system for ophthalmic surgery includes a laser source to produce a pulsed laser beam, an XY scanner to scan the pulsed laser beam in XY directions transverse to a Z axis, a Z scanner, to scan the XY scanned laser beam along the Z axis, and an objective, to focus the XYZ scanned laser beam into a target region. | 02-03-2011 |
| 20110028949 | Optical System for Ophthalmic Surgical Laser - A laser delivery system for ophthalmic surgery includes a laser engine, configured to generate a laser beam, an optical block, to receive the laser beam generated by the laser engine and to precompensate an aberration of the laser beam, and an XY scanner, to receive, directly or indirectly, the precompensated laser beam outputted by the optical block and to scan the laser beam in a direction essentially transverse to an optical axis of the laser delivery system. | 02-03-2011 |
| 20110028950 | Optical System for Ophthalmic Surgical Laser - A laser system for ophthalmic surgery includes a laser source to produce a surgical pulsed laser beam, an XY scanner to scan the surgical pulsed laser beam in XY transverse directions, a Z scanner, to scan the XY scanned laser beam along a Z axis, an objective, to focus the XYZ scanned beam into a focal spot in a target region, and a computational controller, to use a computational process to control at least one of the Z scanner and the XY scanner, to control an optical distortion of the focused scanned beam. | 02-03-2011 |
| 20110028951 | Optical System with Movable Lens for Ophthalmic Surgical Laser - An eye-surgical laser system includes a laser source, to generate a laser beam, an XY scanner, to scan a focal spot of a received laser beam in an XY direction essentially transverse to an optical axis of the laser system, and a lens group, disposed in the optical path between the laser source and the XY scanner, to receive the laser beam generated by the laser source, to precompensate an aberration of the laser beam, and to forward the precompensated laser beam to the XY scanner, the lens group having a movable lens, movable in a Z direction along an optical axis. | 02-03-2011 |
| 20110028952 | Optical System with Multiple Scanners for Ophthalmic Surgical Laser - An ophthalmic surgical laser system includes a laser engine, to generate a laser beam, a first Z scanner, to receive the generated laser beam, and to scan a focal spot of the laser system over a first Z interval along an optical axis of the laser system an XY scanner, to receive the laser beam output by the first Z scanner, and to scan the focal spot of the laser system in a direction essentially transverse to the optical axis of the laser system, and a second Z scanner, to receive the scanned laser beam from the XY scanner, and to scan the focal spot of the laser system over a second Z interval along the optical axis of the laser system. | 02-03-2011 |
| 20110028953 | Optical System for Ophthalmic Surgical Laser - A laser system for ophthalmic surgery includes a laser source, to generate a pulsed laser beam, an XY scanner, to receive the pulsed laser beam, and to output an XY-scanning beam, scanned in two directions transverse to a Z axis, a Z scanner, to receive the XY-scanning beam, and to output an XYZ-scanning beam, scanned in addition along the Z axis, the Z scanner including a first lens group to output a beam having an intermediate focal plane, and a movable lens group to receive the beam through the intermediate focal plane and to collimate the beam in a variable manner, and an objective to receive the collimated beam from the Z scanner and to focus the beam into a focal spot in a target region. | 02-03-2011 |
| 20110028954 | Optical System for Ophthalmic Surgical Laser - A laser system for ophthalmic surgery includes a laser source to generate a pulsed laser beam, an XY scanner to receive the pulsed laser beam and to output an XY-scanning beam, scanned in two directions transverse to a Z direction, a Z scanner in a scanner housing to receive the XY-scanning beam and to output an XYZ-scanning beam scanned additionally in the Z direction, a mirror to deflect the XYZ-scanning beam received from the Z scanner, and an objective, in an objective housing, to receive the deflected XYZ-scanning beam and to focus the received XYZ-scanning beam onto a target region, wherein the scanner housing is separate from the objective housing. | 02-03-2011 |
| 20110028955 | Optical System For Ophthalmic Surgical Laser - A laser system for ophthalmic surgery includes a laser engine to generate a pulsed laser beam, and an XY scanner, to receive the generated pulsed laser beam, and to output a scanning laser beam, the XY scanner including an X scanner, including two X scanning minors, and a Y scanner, including two Y scanning minors. The XY scanner can modify essentially independently an angle the outputted scanning laser beam makes with an optical axis, and a position at which the outputted scanning laser beam intersects a subsequent reference plane perpendicular to the optical axis. | 02-03-2011 |
| 20110034911 | METHOD FOR GENERATING CONTROL DATA FOR EYE SURGERY, AND EYE-SURGICAL TREATMENT DEVICE AND METHOD - A method for generating control data for an eye-surgical treatment device, which separates tissue layers in the eye cornea by application of a laser device, wherein a contact glass having a contact surface deforms the cornea to conform to the shape of the contact surface during the operation of the laser device. The contact surface is first placed on a cornea apex at a contact surface apex and is then pressed against the same for deforming the cornea. The method includes: generating the control data of the laser device such that the data specifies coordinates of target points located in the cornea for the laser device, and upon generation of the target point coordinates the deformation of the cornea which is present during the operation of the laser device as a result of the contact glass is taken into consideration. The invention provides that the several steps are carried out in consideration of the deformation in order to determine a displacement of a point P in the undeformed cornea caused by the deformation. | 02-10-2011 |
| 20110046614 | Apparatus and method for using intense pulsed light to non-invasively treat conjunctival blood vessels, pigmented lesions, and other problems of the eye and eyelid - A new configuration of Intense Pulsed Light (IPL) equipment includes a handpiece that allows the application of IPL directly to the eye and eyelid. The handpiece is sized and configured for precise digital manipulation. The invention also includes a distance guide for maintaining precise distances between the area to be treated and a crystal mounted in the handpiece. Eye shields protect the cornea and surrounding sclera during the application of IPL. | 02-24-2011 |
| 20110060319 | ILLUMINATION DEVICE AND METHOD OF USE FOR OPHTHALMIC SURGERY - An illumination device for use in an ophthalmic surgical apparatus, the illumination device including a fiber optic having a proximal end and a connector coupled to the fiber optic. The connector includes one or more of (1) a datum surface disposed a predetermined distance from the proximal end to position the proximal end at a predetermined location within the surgical apparatus, (2) a shutter actuation surface configured and arranged to open a shutter in the surgical apparatus when the connector is being connected to the surgical apparatus, and (3) a visual indicator position to provides a visual indication that the connector is fully inserted into the surgical apparatus. The illumination device may be in a combination with an ophthalmic surgical apparatus. | 03-10-2011 |
| 20110060320 | SYSTEM AND METHOD FOR REPAIRING TISSUE SECTIONS - A system and method for repairing a weakness of a tissue, a hole or tear such as in a detachment of a retina in the eye. The system includes a ferromagnetic material which is inserted into the vitreous of an eye of a patient and an external magnet positioned outside the body of a patient arranged to produce magnetic field used for controlling the ferromagnetic material and means for sealing a retinal hole or a retinal tear. | 03-10-2011 |
| 20110066143 | OPTOMETRIST CLIENT - A method of providing optometric parameters for an optometric procedure includes locating patient identification information on a central data storage by transmitting a search query from a computing device communicating with the central data storage. The search query generates a result set containing at least one patient having patient identification information substantially matching the search query. From the result set, a patient undergoing the optometric procedure is selected. An input form for this patient is then displayed with input fields corresponding to each of the optometric parameters. A qualified collector obtains the measurement values for the optometric parameters and inputs them into respective input fields. A data record containing the measurement values and the patient identification information is generated and transmitted to the central data storage. The data record can then be transmitted to a planning tool communicating with the central data storage for performing the optometric procedure. | 03-17-2011 |
| 20110077624 | METHODS FOR ENHANCING ACCOMMODATION OF A NATURAL LENS OF AN EYE - The accommodative properties of the natural lens of an eye, which tend to degrade with age, can be enhanced, restored, or otherwise improved using the in situ treatment techniques and methodologies provided here. One exemplary method of enhancing accommodative properties of the natural lens of an eye involves an initial step of specifying treatment areas of the natural lens. These treatment areas correspond to regions of the capsular bag or regions of the crystalline lens. The method continues by increasing stiffness of the treatment areas while all or portions of the natural lens remains in situ. This results in stiffened areas of the natural lens that enhance transfer of ciliary muscle forces to a center region of the crystalline lens. | 03-31-2011 |
| 20110077625 | OPHTHALMIC APPARATUS AND METHOD OF OPERATING THE SAME - An ophthalmic apparatus including an observation system configured for displaying a moving image of a patient's eye, an optical system for directing an illumination beam into the patient's eye and for directing an observation beam from the patient's eye into the observation system, a control system configured for controlling the optical system, and a control stick for inputting control signals into the control system including an auxiliary control element being provided on the control stick for inputting auxiliary control signals into the control system, wherein the control system is configured for controlling a display mode of displaying the moving image of the observation system according to the auxiliary control signals. The invention further relates to a method of operating said ophthalmic apparatus. | 03-31-2011 |
| 20110092964 | METHODS FOR TREATING HYPEROPIA AND PRESBYOPIA VIA LASER TUNNELING - A method for treating presbyopia utilizes an Erbium based, pulsed laser to sever sub-conjunctival strictures located within the scleral matrix of the eye. Introduction of treatment energy into the scleral matrix increases or facilitates an increase in accommodation, thereby mitigating the effects of presbyopia. The treatment energy can be directed into the scleral matrix to form tunnel ablations in and through the strictures of the scleral matrix. The tunnel ablations can enhance the accommodation of the patient's eye, enabling the eye to refocus at near distances while not losing its ability to focus at a distance. | 04-21-2011 |
| 20110112519 | Apparatus for cutting a tissue part with focused laser radiation - An apparatus for cutting a tissue part out of a tissue by means of focused laser radiation, comprising a suction ring which has a sealing surface that is capable of being applied onto a surface of the tissue, devices for generating an underpressure in a cavity that is delimited by the sealing surface, by the surface of the tissue and by the suction ring, and an applanation plate that is capable of being pressed against the surface of the tissue for the purpose of shaping, and a body that is opaque to the laser radiation, that interacts with the suction ring and with its inner edge defines an edge of the tissue part. | 05-12-2011 |
| 20110118711 | Eye Surgical Instrument - An eye surgical instrument, comprising at least one optical fiber for lighting of the interior of the eye, which at least one optical fiber, at a free end thereof, is provided with a light exit and with a stop situated at a distance from the free end, which stop defines an insertion part situated between the end and the stop, and at another end is connectible to a light source, while the stop forms a separate element which is arranged so as to be slidable along the at least one fiber. | 05-19-2011 |
| 20110125139 | Multi-fiber flexible surgical probe - A probe having a flexible, small diameter fiber optic sheathed in a small diameter flexible tube comprising the distal tip of the probe. The small diameters of the fiber and tube allow the fiber to be bent in a tight radius comprising the major portion of the length of the exposed portion of the fiber, with low tube bending forces during insertion, providing a compact design which reduces or eliminates the need for a straight distal portion of flexible tube extending from the cannula. The small diameter tube also allows a greater wall thickness outer cannula to be used, thereby increasing instrument rigidity. One embodiment encompasses a larger flexible tube with corresponding larger bend radius, to encase a plurality of fiber optics, providing separately optimized laser and illumination delivery paths. Anti-friction coating material may be used to further reduce insertion forces. | 05-26-2011 |
| 20110137299 | Apparatus for Laser Surgical Ophthalmology - The present invention relates to an apparatus | 06-09-2011 |
| 20110144627 | Multi-spot laser probe - A multi-spot/multi-fiber laser probe is provided that includes a first adapter; a GRIN lens within the first adapter, the GRIN lens configured to receive a laser beam from a laser source at a proximal end of the GRIN lens and to relay the received laser beam towards a distal end of the GRIN lens; and a multi-fiber array having a proximal end configured to receive the relayed laser light. In addition, a multi-spot/single-fiber laser probe is provided that includes a cannula; an optical fiber positioned within the cannula; a diffractive beam splitter within the cannula; and a GRIN lens within the cannula and arranged between a distal end of the optical fiber and the diffractive beam splitter, wherein the diffractive beam splitter is configured to split a focused laser beam from the GRIN lens into multiple diffracted laser beams. | 06-16-2011 |
| 20110152845 | STABILIZED RETINAL IMAGING WITH ADAPTIVE OPTICS - A system provides an optical image of an object. A first module tracks a reference feature of the object. A second module includes a source for an imaging beam, a scanning device to move the imaging beam along a portion of the object and a detection device receives a signal associated with an image of the portion of the object. The first module controls the position of the imaging beam relative to the reference feature to correct for the motion of the object. A third module detects a distortion of the object and compensates for the distortion. | 06-23-2011 |
| 20110160709 | Apparatus and Processes for Preventing or Delaying One or More Symptoms of Presbyopia - The present invention generally relates to an apparatus and processes for preventing or delaying presbyopia. More particularly, the present invention relates to processes and apparatus for ablating epithelial cells in the germinative zone or the pregerminative zone of the crystalline lens of the eye so that onset or progression of presbyopia or one or more symptoms is delayed or prevented. | 06-30-2011 |
| 20110172649 | METHOD AND SYSTEM FOR MODIFYING EYE TISSUE AND INTRAOCULAR LENSES - As shown in the drawings for purposes of illustration, a method and system for making physical modifications to intraocular targets is disclosed. In varying embodiments, the method and system disclosed herein provide many advantages over the current standard of care. Specifically, linear absorption facilitated photodecomposition and linear absorption facilitated plasma generation to modify intraocular tissues and synthetic intraocular lenses. | 07-14-2011 |
| 20110178511 | METHOD AND APPARATUS FOR PATTERNED PLASMA-MEDIATED LASER TREPHINATION OF THE LENS CAPSULE AND THREE DIMENSIONAL PHACO-SEGMENTATION - System and method for making incisions in eye tissue at different depths. The system and method focuses light, possibly in a pattern, at various focal points which are at various depths within the eye tissue. A segmented lens can be used to create multiple focal points simultaneously. Optimal incisions can be achieved by sequentially or simultaneously focusing lights at different depths, creating an expanded column of plasma, and creating a beam with an elongated waist. | 07-21-2011 |
| 20110184392 | METHOD FOR PATTERNED PLASMA-MEDIATED MODIFICATION OF THE CRYSTALLINE LENS - A method of treating a lens of a patient's eye includes generating a light beam, deflecting the light beam using a scanner to form a treatment pattern of the light beam, delivering the treatment pattern to the lens of a patient's eye to create a plurality of cuts in the lens in the form of the treatment pattern to break the lens up into a plurality of pieces, and removing the lens pieces from the patient's eye. The lens pieces can then be mechanically removed. The light beam can be used to create larger segmenting cuts into the lens, as well as smaller softening cuts that soften the lens for easier removal. | 07-28-2011 |
| 20110184393 | Device for the Treatment of Biological Tissue Using Laser Radiation - An apparatus for the treatment of biological, in particular living tissue comprising a treatment laser device | 07-28-2011 |
| 20110190739 | SERVO CONTROLLED DOCKING FORCE DEVICE FOR USE IN OPHTHALMIC APPLICATIONS - A laser treatment system that includes means for applying a laser beam to an eye of a patient and means for registering and immobilizing the eye. | 08-04-2011 |
| 20110202044 | Optical Coherence Tomographic System for Ophthalmic Surgery - Optical imaging techniques and systems provide high-fidelity optical imaging based on optical coherence tomographic imaging and can be used for optical imaging in ophthalmic surgery and imaging-guided surgery. One method for imaging an eye includes positioning the eye relative to a Spectral Domain Optical Coherence Tomographic (SD-OCT) imaging system, the eye having a first and a second structure, and imaging the eye with the SD-OCT imaging system by selecting one of a direct image and a mirror image of the first eye-structure and generating a first image-portion corresponding to the selected image of the first eye-structure, selecting one of a direct image and a mirror image of the second eye-structure and generating a first image-portion corresponding to the selected image of the second eye-structure, and suppressing the non-selected images of the first and second structures. | 08-18-2011 |
| 20110202045 | Combination of excimer laser ablation and femtosecond laser technology - The invention relates to an apparatus and a method for providing data for vision correction utilizing a volumetric ablation and an intrastromal manipulation. The provided data may be used by a laser ablating the surface of the cornea in combination with a laser which operates intrastromal to optimize a corneal re-shaping procedure. One aspects of the invention relates to the minimization of the amount of corneal tissue to be removed. | 08-18-2011 |
| 20110208171 | METHOD AND DEVICE FOR FORMING CUT SURFACES IN A TRANSPARENT MATERIAL - A method and a device for forming cut surfaces in a transparent material, particularly in the cornea, by producing optical breakthroughs in the material by application of laser radiation focused into the material. The focal point is adjusted in three dimensions to form the cut surface by the sequential arrangement of optical perforations. The focal point is guided in such a manner that cutting is divided into at least two steps, and in at least one of the steps, the formation of the cut is carried out with a path radius that decreases in size, and in one of the steps, the cut formation is carried out with a path radius that increases in size. | 08-25-2011 |
| 20110218523 | Apparatus for Movable and Weight-Compensating Suspension of a Focusing Objective of a Laser System - An apparatus for movable weight-compensating suspension of a focussing objective of a laser system comprises a force generation device to generate a counterforce component | 09-08-2011 |
| 20110245814 | Automated Non-Invasive Capsulectomy and Anterior Segment Surgical Apparatus and Method - An economical computer-controlled non-invasive laser apparatus and method to perform anterior segment surgery in an eye are disclosed. The laser source may include a pumping laser, a Nd:YAG laser cavity gain media, a stimulated Raman converter crystal, intracavity beam diameter-reducing optics, and an intracavity Q-switching crystal. The laser pulses have a selected wavelength for anterior segment surgery. A laser pulse delivery and treatment control mechanism and method for the practicing surgeon are also provided. The laser pulses and delivery system may be used in anterior segment surgery for cataracts, where the laser pulses may be used to form the capsulotomy, to form the corneal incision or to disintegrate contents of the capsule before removal. The laser and delivery system may also the used to treat a capsule and lens for correcting or preventing presbyopia and to treat a cornea to correct visual deficiencies in an eye. | 10-06-2011 |
| 20110245815 | OPHTHALMIC LASER TREATMENT APPARATUS - An ophthalmic laser treatment apparatus for treating a patient's eye by irradiating a treatment laser beam thereto, comprises: an irradiation unit including a treatment laser source, and a scanner for scanning an irradiation spot of the treatment beam from the laser source onto a tissue of the patient's eye in two dimensions; a memory for storing a plurality of predetermined irradiation patterns in each of which a plurality of the irradiation spots of the treatment beam are arranged in a predetermined arrangement; an irradiation pattern selecting unit including a selection switch for inputting a signal to select a desired irradiation pattern from the irradiation patterns stored in the memory; an irradiation pattern changing unit including a change switch for inputting a signal to change a part of the arrangement of the irradiation pattern in which the irradiation spots are arranged on the basis of the selected irradiation pattern by the irradiation pattern selecting unit; and a control unit for controlling driving of the irradiation unit to sequentially irradiate the treatment beam based on the irradiation pattern changed by the irradiation pattern changing unit. | 10-06-2011 |
| 20110245816 | OPHTHALMIC LASER TREATMENT APPARATUS - An ophthalmic laser treatment apparatus for treating a patient's eye, comprises: a treatment laser source for emitting a treatment laser beam; an aiming light source for emitting an aiming beam; an irradiation unit including a zoom lens for changing a size of each irradiation spot of the treatment beam and the aiming beam and a scanner for scanning each irradiation spot on a tissue of the patient's eye in two dimensions, the irradiation unit being arranged to irradiate the treatment beam and the aiming beam to the eye; an irradiation pattern setting unit including a switch for inputting a signal to set an irradiation pattern in which a plurality of irradiation spots of the treatment beam is arranged; and a controller for controlling driving of the irradiation unit to control a position of the irradiation spot of the aiming beam based on the set irradiation pattern during aiming before irradiation of the treatment beam, the controller being configured to divide the irradiation spots of the treatment beam in the set irradiation pattern into two or more groups and switch the positions of the irradiation spots of the aiming beam at a predetermined time interval based on the irradiation spots of the treatment beam in each group to irradiate the aiming beam so that the irradiation spots of the aiming beam in a group before switching and the irradiation spots of the aiming beam in another group after switching are not recognized simultaneously by an operator. | 10-06-2011 |
| 20110245817 | OPHTHALMIC LASER TREATMENT APPARATUS - An ophthalmic laser treatment apparatus for treating a patient's eye, including: a binocular microscopic optical system; a treatment laser source; an optical fiber; an irradiation optical system, the irradiation optical system including: a zoom optical system including a zoom lens movable along an optical axis of the irradiation optical system; a scanner; an aperture plate placed on an optical path between the zoom optical system and the scanner, the aperture plate including an aperture; an image forming optical system including an image forming lens; and a reflection mirror placed at a center between right and left optical paths of the binocular microscopic optical system; a controller for controlling driving of the scanner based on an irradiation pattern in which a plurality of the irradiation spots of the treatment beam are arranged. | 10-06-2011 |
| 20110245818 | ADJUSTABLE CHROMOPHORE COMPOUNDS AND MATERIALS INCORPORATING SUCH COMPOUNDS - The present invention is directed to adjustable chromophore compounds and materials (e.g., ophthalmic lens materials) incorporating those compounds. The adjustable chromophore compounds include a chemical moiety that structurally changes upon exposure to predetermined electromagnetic radiation (e.g., two photon radiation) as well as lens materials, particularly intraocular lens materials that incorporate those compounds. | 10-06-2011 |
| 20110257638 | DISPLAY FOR OPHTHALMIC SURGICAL CONSOLE WITH USER-SELECTABLE SECTORS - An ophthalmic surgical system includes a display device and a user interface. The display device generates a display on an image of a patient's eye comprising a plurality of non-overlapping display sectors. Each display sector displays one of a plurality of user-selectable surgical parameters. A user interface receives a user selection of one or more of the user-selectable surgical parameters to be displayed. | 10-20-2011 |
| 20110264081 | OPHTHALMOLOGICAL LASER SYSTEM AND OPERATING METHOD - A polarization beam splitter selectively decouples detection light onto a detector such that it has a polarization direction that differs from the emitted illumination light. This enables the detection of the light scattered back in the eye lens at a high level of accuracy, since stray light from reflections at optical components of the light path is suppressed. In the generating of photo disruptions or other incisions, the ray exposure of the retina may be reduced in that the incisions being furthest away from the laser are induced first such that laminar gas inclusions with an existence duration time of at least 5 seconds result. In this manner the laser radiation propagated in the direction of the retina in further incisions are scattered and partially reflected such that the influence impinging upon the retina is reduced. | 10-27-2011 |
| 20110282331 | OPTICAL COHERENCE TOMOGRAPHY WITH MULTIPLE IMAGING INSTRUMENTS - A combination includes an OCT system, an optical instrument, optics defining an optical path from the optical instrument to a target, and secondary optics for coupling the OCT system to the optical path. This combination permits simultaneous operation of the OCT system and the optical instrument. | 11-17-2011 |
| 20110282332 | System and Method for Precise Beam Positioning in Ocular Surgery - A method for ocular surgery requires use of a delivery system for generating and guiding a surgical laser beam to a focal point in a treatment area of an eye. Additionally, a contact device is employed for using the eye to establish a reference datum. Further, an optical detector is coupled to the beam path of the surgical laser to create a sequence of cross-sectional images. Each image visualizes both the reference datum and the focal point. Operationally, a computer then uses these images to position and move the focal point in the treatment area relative to the reference datum for surgery. | 11-17-2011 |
| 20110306954 | PULSED LASER WITH AN OPTICAL FIBRE FOR HIGH-ENERGY SUB-PICOSECOND PULSES IN THE L BAND, AND LASER TOOL FOR EYE SURGERY - A a pulsed laser ( | 12-15-2011 |
| 20110319874 | COHERENT FIBER BUNDLE SYSTEM AND METHOD FOR OPHTHALMIC INTERVENTION - Systems and processes are described relating to laser-based ophthalmic intervention technologies, and, more specifically, to techniques for creating lesions on an eye using a modular system featuring one or more coherent fiber bundles configured to deliver laser energy to the eye from a separate housing wherein a laser source is located. The subject technology may be utilized to not only separate a patient from certain portions of the hardware, but also to facilitate patterned lesion creation using mobile devices such as LIO and laser endoprobe devices. | 12-29-2011 |
| 20110319875 | Apparatus and Method for Morphing a Three-Dimensional Target Surface into a Two-Dimensional Image for Use in Guiding a Laser Beam in Ocular Surgery - An apparatus and method for ocular surgery includes a delivery system for generating and guiding a surgical laser beam to a focal point on a target surface in a treatment area of an eye. A detector is coupled to the beam path of the surgical laser to create a three-dimensional image of the target surface, and a computer morphs this three-dimensional image into a two-dimensional image. Operationally, the computer then uses the two-dimensional image to position and move the focal point in the treatment area for surgery. | 12-29-2011 |
| 20110319876 | Method for Laser Cutting a Corneal Pocket - A method for using a laser to create a pocket in a patient's cornea is provided. The pocket is created using a femtosecond or a nanosecond laser. The laser ablates tissue within the cornea in a specific shape. The shape of the pocket can be determined by software to custom program a three-dimensional path of the laser. A variety of corneal pocket configurations or computer programmed shapes can be used accommodate various corneal lens shapes and sizes. An intracorneal lens can then be inserted into the pocket, in order to correct the patient's vision. | 12-29-2011 |
| 20120016349 | HYBRID OPHTHALMIC INTERFACE APPARATUS AND METHOD OF INTERFACING A SURGICAL LASER WITH AN EYE - Apparatus and methods are provided for interfacing a surgical laser with an eye using a patient interface device that minimizes aberrations through a combination of a contact lens surface positioning and a liquid medium between an anterior surface of the eye and the contact lens surface. | 01-19-2012 |
| 20120016350 | LENTICULAR REFRACTIVE SURGERY OF PRESBYOPIA, OTHER REFRACTIVE ERRORS, AND CATARACT RETARDATION - Methods for the creation of microspheres treat the clear, intact crystalline lens of the eye with energy pulses, such as from lasers, for the purpose of correcting presbyopia, other refractive errors, and for the retardation and prevention of cataracts. Microsphere formation in non-contiguous patterns or in contiguous volumes works to change the flexure, mass, or shape of the crystalline lens in order to maintain or reestablish the focus of light passing through the ocular lens onto the macular area, and to maintain or reestablish fluid transport within the ocular lens. | 01-19-2012 |
| 20120029489 | Presbyopic vision correction with controlled 3-D patterned mechanical weakening of scleral tissue - Treatments to improve ocular conditions such as presbyopia are provided. Structural (mechanical) weakening of the sclera is accomplished through the formation of a 3-D pattern of laser foci in the sclera resulting in an increase in the range of ocular accommodation. | 02-02-2012 |
| 20120029490 | DOSE DETERMINATION FOR INDUCING MICROCAVITATION IN RETINAL PIGMENT EPITHELIUM (RPE) - Methods and systems for controlling selective targeting of retinal pigment epithelium (RPE) cells within a treatment region of the RPE. The methods include (a) depositing a selected amount of energy on a test region of the RPE; (b) determining an extent to which microcavitation has occurred in the test region; and (c) on the basis of the determination, either depositing the selected amount of energy on the treatment region, or depositing an increased amount of energy on the test region, and repeating steps (b) and (c). | 02-02-2012 |
| 20120029491 | DEVICE FOR PROCESSING EYE TISSUE BY A MEANS OF FEMTOSECOND LASER PULSES - For processing eye tissue ( | 02-02-2012 |
| 20120035597 | METHOD FOR TREATING INCISION SURFACES IN A TRANSPARENT MATERIAL - A method for the surface treatment (that is, smoothing and/or sealing) of incision surfaces in a transparent material, in particular in the cornea. For this purpose, the incision surface is subjected to the radiation of a laser (for example, UV laser, preferably excimer laser, or IR laser) and/or another suitable radiation source. | 02-09-2012 |
| 20120071865 | FLOWABLE HYDROGELS FOR CONTROL OF CELL IN-MIGRATION - Materials and methods of treating an eye with a hydrogel formed on the eye. Embodiments are provided that include post-keratectomy bandages. | 03-22-2012 |
| 20120083771 | Apparatus and method for processing material with focused electromagnetic radiation - An apparatus for processing material with focused electromagnetic radiation, comprises: a source emitting electromagnetic radiation, means for directing the radiation onto the material, means for focusing the radiation on or in the material, a unit for generating a pattern in the optical path of the electromagnetic radiation, an at least partially reflective surface in the optical path before the focus of the focused radiation, said pattern being imaged onto said at least partially reflective surface through at least part of said directing means and said focusing means, at least one detector onto which an image of the pattern is reflected by said surface and which generates electrical signals corresponding to said image, said image containing information on the position of the focus, a computer receiving said electrical signals and programmed to process said image so as to generate an electrical signal depending on the focal position, and a divergence adjustment element arranged in said optical path and adapted to receive said electrical signal of the computer so as to change a divergence of the electromagnetic radiation depending on said signal. | 04-05-2012 |
| 20120083772 | CORNEAL TREATMENT SYSTEM AND METHOD - A system for bilateral or monocular photochemical cross-linking of corneal collagen employs selectable light in a selected wavelength band as the excitation source and riboflavin as the photosensitizer. The system has an illumination source which may have multi-spectral capability, light guides for delivery of light to the optical head for projection onto the corneal surface, selectable radiation patterns to accommodate individual corneal architecture, and red light phototherapy to limit apoptosis and accelerate healing time. Aiming beams provide alignment of the optical head to the patient cornea. A microprocessor-controlled rotary solenoid mechanical shutter provides discontinuous illumination for tissue reoxygenation, and devices and methods may be included for the in situ determination of oxygen utilization and the riboflavin content of the cornea. | 04-05-2012 |
| 20120083773 | SMALL DIAMETER FRAGMATOME FOR MINIMALLY TRAUMATIC RETAINED LENS FRAGMENTS REMOVAL - A medical instrument is disclosed, comprising a tubular member with proximal and distal ends. The distal end of the tubular member provides an elongated section having a substantially constant outside diameter of no more than 23-gauge (about 0.57 mm). The tubular member is in energy communication with an emulsification energy source disposed to deliver emulsification energy at the distal end of the tubular member. The tubular member may also be in suction communication with a suction source disposed to deliver suction at the distal end of the tubular member. The medical instrument may be used in a method to remove lens fragments from the eye, through incisions in the eye that are small enough not to require suturing after the operation. | 04-05-2012 |
| 20120089132 | METHOD AND DEVICE FOR NON-INVASIVE TEMPERATURE DETERMINATION IN BIOLOGICAL TISSUE TREATED WITH TREATMENT RADIATION - A method for non-invasive temperature determination in biological tissue treated with treatment radiation wherein a reaction which depends on the treatment temperature is generated and detected. Measurement radiation pulses and pulses of the treatment radiation are applied to the tissue to be treated successively, in particular in an alternating way, from the same radiation source. A device includes a radiation source, an irradiation lens system, detectors for determining a reaction and a system control suitable for controlling treatment radiation and measurement radiation pulses. The system control generates successive, in particular alternating, pulses of treatment radiation and measurement radiation pulses from one radiation source only, in particular a laser which can be modulated. | 04-12-2012 |
| 20120089133 | OPHTHALMOSCOPE INCLUDING THERAPY BEAM PULSE INFORMATION STORAGE - An ophthalmoscope includes a therapy beam source configured to apply therapy beam pulses onto an eye and a drive unit configured to store information about the therapy beam pulses applied onto the eye. | 04-12-2012 |
| 20120116372 | DEVICE AND METHOD FOR LASER ASSISTED DEEP SCLERECTOMY - An ophthalmic laser ablation system is described with various optional features, some especially suitable for non-penetrating filtration on an eye. In one example, focusing of an ablation laser uses a movable lens coupled to a pair of converging light sources, which converge at the focal distance of the lens. In another example, laser ablation settings are selected for optimal ablation and minimal amount of thermal damage of a layer of percolating scleral tissue. | 05-10-2012 |
| 20120130357 | Low Wavefront Error Devices, Systems, and Methods for Treating an Eye - An optical eye-contact element is disclosed that is at least partly translucent, the optical eye-contact element giving rise to a wavefront error of at most about λ/2, preferentially at most about λ/4, highly preferentially at most about λ/10, in a traversing light beam. The optical eye-contact element may be a so-called applanation plate or applanation lens. | 05-24-2012 |
| 20120150156 | Laser device, in particular, for ophthalmological laser surgery - A laser device, in particular for ophthalmological laser surgery, comprising a laser source ( | 06-14-2012 |
| 20120150157 | Laser device for ophthalmological laser surgery - A laser device, in particular for ophthalmological laser surgery, comprising a laser source ( | 06-14-2012 |
| 20120150158 | Device and process for machining the cornea of a human eye with focused pulsed laser radiation - A device for generating at least one continuous slit-like incision ( | 06-14-2012 |
| 20120150159 | METHOD FOR MARKING COAGULATION SITES OF A RETINA AND SYSTEM FOR COAGULATING THE RETINA - A method for marking coagulation sites on a retina by application of a light source including: projecting a serial spot sequence from a sequential, one-dimensional series of spots on the retina, wherein the individual spots indicate the coagulation sites; waiting for confirmation of the sequence of individual spots; after confirming, recalculating an automated sequence of steps having a further serial spot sequence and projecting them on the retina according to the first step; and subsequent repeating of the second and third steps. Also, a system for coagulating the retina, having an imaging diagnostic unit, a therapy beam for coagulating coagulation sites, a pilot beam for marking the coagulation sites by a spot sequence, a beam deflecting unit for generating the spot sequence and for positioning the therapy beam, an electronic control unit for controlling the above devices, a software interface, and an interactive interface. | 06-14-2012 |
| 20120150160 | Apparatus for laser surgical ophthalmology - The invention relates to an apparatus for laser surgical ophthalmology, comprising a source of pulsed femtosecond laser radiation, components for guiding and focusing the laser radiation onto or into a tissue of an eye to be treated, a control unit controlling the source, which has been set up to switch the source between at least two operating modes with respectively differing radiation properties of the laser radiation, wherein in a first operating mode the radiation properties of the laser radiation are matched to the placement of an incision in the tissue, and in a second operating mode the radiation properties of the laser radiation are matched to a welding or cross-linking of the tissue. | 06-14-2012 |
| 20120150161 | SYSTEM AND METHOD FOR INCISING MATERIAL - Systems and methods of incising a portion of a material include creating a sub-surface separation in a region of the material, and incising a periphery of the region with a pulsed laser beam to produce an edge of the portion. The edge includes a periodically varying shape to secure the portion to the material when the portion is reintegrated. The system includes a laser producing the pulsed laser beam, a scanner operable in response to a control signal, and a controller coupled to the scanner. The controller produces the control signal. In response to the control signal, the scanner creates a sub-surface separation in the region with the pulsed laser beam and incises the periphery of the region with the pulsed laser beam to produce the edge with the periodically varying shape. | 06-14-2012 |
| 20120165798 | DEVICE FOR TREATING EYE TISSUE - An ophthalmological device for treating eye tissue, with a femtosecond laser oscillator for generating femtosecond laser pulses and with a light projector for projecting the laser pulses onto or into the eye tissue in a focused fashion is moreover provided with a picosecond laser module for generating picosecond laser pulses. In the process, femtosecond laser pulses and/or picosecond laser pulses can selectively be fed to the light projector for treating the eye tissue. Hence, the ophthalmological device can selectively be used for performing precise cuts in the eye tissue by means of the femtosecond laser pulses and for fragmenting eye tissue by tissue fragmentation by means of the picosecond laser pulses. | 06-28-2012 |
| 20120165799 | OPHTHALMIC LASER TREATMENT APPARATUS - An ophthalmic laser treatment apparatus includes an irradiation position obtaining unit arranged to obtain analysis result data based on a tomographic image of a patient's eye captured by an optical coherence tomography device before a treatment laser beam is irradiated, and obtain information of an irradiation position of the treatment laser beam with respect to the eye set by use of the obtained analysis result data, and a laser control unit arranged to irradiate the laser beam to the eye based on the irradiation position information obtained by the irradiation position obtaining unit. | 06-28-2012 |
| 20120172852 | CONTROLLER FOR A SURGICAL LASER - The invention relates to a controller for a surgical laser. According to the invention, the controller is adapted to control a laser in order to produce two or more three-dimensional compression zones, each comprising a plurality of lesions, inside a lens cortex of a crystalline lens of the eye using a laser pulse or multiple laser pulses, wherein the controller is adapted such that a laser can be calibrated with respect to a reference point within the lens, and each of the compression zones produced has a length in a radial direction, a depth in a direction parallel to the optical or visual axis and an average width in a direction parallel to a tangent of the lens cortex, wherein the sum of the average widths of all compression zones is 0.1 to 2 millimeter for every 1 diopter of desired gain in accommodation amplitude of the lens. | 07-05-2012 |
| 20120172853 | Apparatus for ophthalmic laser surgery - An apparatus for ophthalmic laser surgery comprises a contact surface for formative bearing contact of an eye to be treated, components for providing focussed, pulsed treatment laser radiation and for directing the same through the contact surface onto the eye, a measuring device for measuring the position of the contact surface along the direction of propagation of the treatment laser radiation, the measuring device providing position data representing the measured position of the contact surface at least one location of the contact surface, and an electronic process and control unit, which is connected to the measuring device and which is adapted to control the focus position of the treatment laser radiation in dependence on the position data. By measuring the position of the contact surface, the laser-surgery apparatus provides for compensation of unavoidable manufacturing tolerances of a contact element forming the contact surface, and thereby provides for precise referencing of the front surface of the eye in relation to the laser-surgery apparatus. | 07-05-2012 |
| 20120191077 | APPARATUS FOR COUPLING AN ELEMENT TO THE EYE - The invention relates to a suction ring ( | 07-26-2012 |
| 20120232535 | Systems And Methods For Performing Digital Holography - In one embodiment, a system and method for performing single-shot digital holography include an optical hybrid assembly configured to receive a reference beam from a light source and another beam, and a balanced detector comprising multiple sensor arrays that are configured to receive outputs of the optical hybrid assembly and simultaneously measure in-phase and quadrature components of an incoming light wavefront that results from interference between the reference beam and the other beam within the optical hybrid assembly to provide a full set of digital holograms in a single exposure. | 09-13-2012 |
| 20120239014 | OPHTHALMOLOGIC DEVICE FOR BREAKING DOWN EYE TISSUE - An opthalmological apparatus includes a base station having a light source for generating light pulses, and an application head mountable on an eye having a light projector for the focussed projection of the light pulses for punctiform breakdown of eye tissue. The application head has drivers for moving the light projector in a feed direction and in a first scanning direction. A scanner is arranged in the base station in order to deflect the light pulses in a second scanning direction. The opthalmological apparatus includes an optical transmission system for transmitting deflected light pulses from the base station to the application head, and for superimposing the light pulses deflected in the second scanning direction onto the movement of the light projector in the first scanning direction. | 09-20-2012 |
| 20120239015 | OPHTHALMOSCOPE HAVING A LASER DEVICE - An ophthalmoscope having a laser device for laser irradiation of an eye, in particular for performing a photocoagulation on fundus of the eye of the eye, includes an illuminator for illuminating the eye as well as a camera for acquiring an image of the eye. The illuminator is adapted to generate visible and infrared lights. The ophthalmoscope further includes a control unit adapted to trigger the illuminator for generating a light pulse of visible light and to read out from the camera a control image of the eye acquired by the camera during the light pulse. The ophthalmoscope is configurable to acquire an image of an eye and perform a laser treatment of an eye. | 09-20-2012 |
| 20120245571 | Medical Laser with Electronic Shutter - A medical laser using solely an electronic shutter circuit for controlling the laser output, without any mechanical shutter mechanism, is provided for use in clinical applications. The medical laser has several advantages compared to medical lasers with mechanical shutters. These advantages can be defined in terms of the speed of the electronic shutter, increased reliability, increased safety, smaller and less expense. The medical laser according to the invention will shut the laser down in less than 100 microseconds making it far superior to what would be possible with a typical mechanical shutter which would take at least 10 ms to disable the laser. Safety and reliability is a result of an electronic shutter circuit with at least two current sensors, at least two photodetectors and a set of one, two or three fast electronic safety switches. | 09-27-2012 |
| 20120253332 | SURGERY METHODS USING A ROBOTIC INSTRUMENT SYSTEM - Various methods for performing various surgical procedures using a robotic instrument system are disclosed. In one embodiment, the method comprises advancing a guide instrument into a patient's body and to the vicinity of a treatment area. The guide instrument may be a robotically controlled catheter which is controlled by a robotic catheter system. The guide instrument comprises an elongate flexible body having a proximal end and a distal end, and an end effector coupled to the distal end. The end effector may comprise various devices for assisting and performing the surgical procedure. For example, the end effector may be a clip applier, a laser fiber, a cryo fiber, or a needle and grasper. An image capture device may also be coupled to the distal end to assist in positioning and operating the guide instrument. | 10-04-2012 |
| 20120265180 | Altering Iris Color - Techniques for altering iris pigment in a human or animal, thereby altering iris color of an iris from a first iris color to a second iris color, are provided. An apparatus includes at least one laser device and a masking device. Another apparatus includes at least one laser device and a contact lens. The at least one laser device can generate at least one beam to selectively remove iris pigment of at least one preselected pigment color from the iris. | 10-18-2012 |
| 20120283708 | ADJUSTING OPHTHALMIC DOCKING SYSTEM - An adjusting ophthalmic docking system is described that includes a curved contact element, disposed on a procedure eye, a conformation platform at a distal tip of an optical system to support an adjustment of the curved contact element, and a connector to accommodate the adjustment of the contact element. The curved contact element can be a meniscus-shaped contact lens, with a proximal surface radius larger than a distal surface radius. The contact lens can be made of an approximately refractive index-matching material, such as a fluoro-polymer. | 11-08-2012 |
| 20120296318 | System and process for surgical treatment of an eye as well as process for calibrating a system of such a type - A system for surgical treatment of an eye includes a laser arrangement that is adapted to emit light with a wavelength and repetition-rate suitable for surgical treatment of the eye. The system further includes a temperature-registration device that is adapted to register the temperature of an object that is to be subjected to the light of the laser arrangement. | 11-22-2012 |
| 20120296319 | IMAGING-CONTROLLED LASER SURGICAL SYSTEM - An imaging-based laser system can include a laser-beam system, configured to generate and scan a beam of laser pulses with an adjustable laser-power parameter to points of a scan-pattern in an eye, and an imaging-based laser-controller, configured to image a layer in the eye, to control the scanning of the beam of laser pulses to the points of the scan-pattern, and to control a laser-power parameter of the laser pulses according to the distance of the points of the scan-pattern from the imaged layer. | 11-22-2012 |
| 20120296320 | OPTICAL DEVICES AND METHODS FOR SELECTIVE AND CONVENTIONAL PHOTOCOAGULATION OF THE RETINAL PIGMENT EPITHELIUM - The present invention provides devices and methods for applying radiation to the retina of a patient. In one embodiment, an apparatus includes a radiation source for generating a radiation beam suitable for absorption by retinal pigment epithelial cells. One or more optical components are included to direct the beam onto the retina. A scanner is optically coupled to the radiation source to control movement of the beam in two dimensions to allow a scan over the retina. A controller applies control signals to the scanner to adjust beam movement to illuminate a plurality of retinal locations in a temporal sequence according to a predefined pattern. The device can be operated in one mode to effect selective targeting of retinal pigment epithelial cells, or in another mode to effect thermal photocoagulation of the retina. | 11-22-2012 |
| 20120303007 | System and Method for Using Multiple Detectors - A system and method are provided for using multiple detectors to create a frame of reference for performing ophthalmic laser surgery. Anatomical detectors generate data sets and a computer program receives these data sets to create the frame of reference. The frame of reference is then used with a selected procedure for conducting ophthalmic laser surgery. An additional detector can measure refractive data of the eye for use as a data set that will refine the frame of reference. | 11-29-2012 |
| 20120323228 | Laser coagulation of an eye structure from a remote location - An integral laser imaging and coagulation apparatus, and associated systems and methods that allow an ophthalmologist to perform laser retinal surgical procedures with an integral laser imaging and coagulation apparatus disposed at a first (i.e. local) location from a control system disposed at a second (i.e. remote) location, e.g., a physician's office. In some embodiments, communication between the integral laser imaging and coagulation apparatus and control system is achieved via the Internet®. | 12-20-2012 |
| 20120330290 | SYSTEM AND METHOD FOR MEASURING TILT IN THE CRYSTALLINE LENS FOR LASER PHACO FRAGMENTATION - A method of generating three dimensional shapes for a cornea and lens, the method including illuminating an eye with multiple sections of light and obtaining multiple sectional images of the eye based on the multiple sections of light. For each obtained multiple sectional image, the following processes are performed:
| 12-27-2012 |
| 20130035672 | Patient Interface Defogger - An ophthalmic docking system is presented that can reduce a condensation of a patient interface of a surgical laser system. The ophthalmic docking system includes a patient interface that has a proximal portion configured to be attached to an ophthalmic system, a distal portion configured to be attached to an eye that includes a contact lens and an interface attachment system; and a decondenser, coupled to the patient interface and configured to reduce a vapor condensation on the contact lens. | 02-07-2013 |
| 20130035673 | System and Method for the Treatment of a Patients Eye Working at High Speed - The invention relates to a system and a method for the treatment of a patient's eye. The system comprises a laser apparatus, a scanning apparatus and an eye tracking apparatus for determining the actual position of the patient's eye and for generating alignment data of the patient's eye relative to a reference position of the patient's eye to the laser, said eye tracking apparatus being provided with a desired treatment shot file. Said scanning apparatus is connected via a first bidirectional bus to the eye tracking apparatus, said laser apparatus is connected via a second bidirectional bus to the eye tracking apparatus. The eye tracking apparatus adjusts the position data for each shot based on said alignment data of the patient's eye and provides aiming control signals representative of the target position data to the scanning apparatus for said shot via said first bidirectional bus. The eye tracking apparatus comprises a comparator for comparing the target position data with the actual position data provided by the scanning apparatus for the shot to be fired. Moreover, said eye tracking apparatus is sending a command signal to the laser apparatus via said second bidirectional bus for firing the shot when the target position data is equal to the actual position data of the scanning apparatus for the shot to be fired. | 02-07-2013 |
| 20130041354 | REGISTERING OCT OR OTHER EYE MEASUREMENT SYSTEM WITH A FEMTOSECOND FLAP CUT OR OTHER LASER SURGICAL TREATMENT USING A COMMON PATIENT INTERFACE - Methods and systems for ablating internal targets in the eye of a patient employ an ophthalmic measurement system to acquire location data of structures in the eye. A controller calculates target locations based on the location data received from the ophthalmic measurement system, and a laser emits a laser beam to treat the target locations received from the controller. A patient interface is attached to the eye to provide a common reference surface for both the laser and the ophthalmic measurement system. The patient interface may engage the eye around the optically used cornea, and without conforming the optically used cornea to a predetermined shape. | 02-14-2013 |
| 20130053837 | System and Method for Docking a Cornea with a Patient Interface Using Suction - A system and method are provided for docking a patient interface device to the eye of a patient using suction. The patient interface device is formed by the structural cooperation of a base member and an attachment member, both of which have an open distal end. A contact lens is formed onto the open distal end of the base member, and a continuous abutment is formed onto the open distal end of the attachment member. When the interface device is placed onto the eye of a patient, only the continuous abutment contacts the sclera of the patient. An air pocket is formed between the contact lens and the continuous abutment. The air pocket is in fluid communication with a vacuum channel. A vacuum pump is then employed to suction the air from the air pocket and draw the surface of the eye into contact with the contact lens. | 02-28-2013 |
| 20130060240 | STEERABLE LASER PROBE - A steerable laser probe may include a handle having a handle proximal end and a handle distal end, an actuation structure of the handle, a housing sleeve, a shape memory sleeve at least partially disposed within the housing sleeve, and an optic fiber disposed within the shape memory sleeve and within an inner bore of the handle. A compression of the actuation structure may be configured to gradually curve the optic fiber. A compression of the actuation structure may be configured to gradually straighten the optic fiber. A decompression of the actuation structure may be configured to gradually curve the optic fiber. A decompression of the actuation structure may be configured to gradually straighten the optic fiber. | 03-07-2013 |
| 20130060241 | DYNAMIC REAL TIME ACTIVE PUPIL CENTROID COMPENSATION - An apparatus and method for actively compensating for pupil centroid shift includes obtaining a first measurement of a first reference point relative to a predetermined reference frame, wherein the first reference point being associated with a first pupil diameter of a patient. The method further includes obtaining a second measurement of a second reference point relative to the predetermined reference frame, wherein the second reference point is associated with a second pupil diameter of the patient and the second pupil diameter is different from the first pupil diameter. The method still further includes actively determining a relationship between the first measurement and the second measurement and actively generating a correction in response to the relationship, wherein the correction being used by a treatment laser in association with an eye surgery. | 03-07-2013 |
| 20130072915 | System and Method for Moving the Focal Point of a Laser Beam - A system and method are provided wherein an operational characteristic of a laser beam is identified. A predetermined ophthalmic reference datum is also identified. The identified laser beam characteristic is then used in its relationship with the reference datum for guidance and control of the laser beam's focal point. In operation, the laser beam's focal point is moved through eye tissue while minimizing any deviations of the operational characteristic of the laser beam from the reference datum. | 03-21-2013 |
| 20130079759 | Ophthalmic Phototherapy Device and Associated Treatment Method - An ophthalmic phototherapy device and associated phototherapy treatment method for promoting healing of damaged or diseased eye tissue. The ophthalmic phototherapy device includes a light emitting mechanism for transmitting light of at least one preselected wavelength to the eye tissue. The ophthalmic phototherapy method includes directing light of at least one wavelength for a selected period of time to a portion of damaged or diseased eye tissue, whereby the light transmitted to the damaged or diseased eye tissue stimulates cellular activity in the eye tissue to promote healing. | 03-28-2013 |
| 20130085480 | DEVICE AND METHOD FOR CONTROLLING A LASER SYSTEM - A device and a method for controlling a laser system for the treatment of the eye lens by means of laser-induced disruptions. The laser system includes a femtosecond laser and a deflection unit for directing the laser beam and a detection device for detecting a value characteristic of the occurrence of disruptions being provided. The detection device is connected to the control device and the control device is adapted to determine a pulse energy for the laser system from the characteristic value and to actuate the laser accordingly. | 04-04-2013 |
| 20130085481 | OPHTHALMOLOGY APPLIANCE FOR PHOTOCOAGULATION OR PHOTOTHERAPY, AND METHOD FOR OPERATING SUCH AN APPLIANCE - A device intended to permit photocoagulation or phototherapy at low cost and in a shorter time. For this purpose, an ophthalmology appliance includes a radiation source having several discrete individual emitters. The therapy beam path leading from the radiation source to the treatment area projects an image of at least respective portions of different individual emitters simultaneously onto surfaces spaced apart from each other in the treatment area. This permits simultaneous generation of several coagulation foci and dispenses with the need for electromechanical beam-deflecting units, which permits a shorter treatment time. | 04-04-2013 |
| 20130090634 | CORNEAL INCISION USING A SURGICAL LASER - A lens cover for covering an applanation lens on a docking cone assembly to allow a conventional LASIK opthalmic laser surgical system perform a clear corneal incision for cataract surgery. The lens cover includes a slot that is shaped to correspond to the desired width of the clear corneal incision. Incident light from the opthalmic laser surgical system is partially allowed to pass through the slot, through the applanation lens, and into the patient's cornea. | 04-11-2013 |
| 20130090635 | Probes for Use in Ophthalmic and Vitreoretinal Surgery - A probe for endo-ocular photocoagulation procedures provides straight and curved tip configurations. In some embodiments, a flexible tubular material, pre-formed with a radius of curvature, allows the tip to be inserted through a trocar cannula and to resume its pre-formed shape for use during a surgical procedure. In other embodiments, a tubular material is pre-formed with a radius of curvature, and is stiffened by use of a preferably stainless steel tube. Inside the tubular material is a distal end of at least one optical fiber, inserted such that its tip is coterminous with the tubular material. A tube surrounds the optical fiber and is free to move along the axis of the assembly, acting to straighten the tubular and optical fiber members as it moves via a sliding member associated with the hand piece. Illumination energy, laser energy, or both may be supplied to the targeted surgical site. | 04-11-2013 |
| 20130096541 | STEERABLE LASER PROBE - A steerable laser probe may include a handle, an actuation structure, an optic fiber, and a housing tube. The housing tube may include a first housing tube portion having a first stiffness and a second housing tube portion having a second stiffness. The second stiffness may be greater than the first stiffness. The optic fiber may be disposed within the housing tube and within an inner bore of the handle. A compression of the actuation structure may be configured to gradually curve the optic fiber. A decompression of the actuation structure may be configured to gradually straighten the optic fiber. | 04-18-2013 |
| 20130096542 | SYSTEM AND METHOD FOR DETERMINING DOSIMETRY IN OPHTHALMIC PHOTOMEDICINE - A system and method for treating ophthalmic target tissue, including a light source for generating a beam of light, a beam delivery system that includes a scanner for generating patterns, and a controller for controlling the light source and delivery system to create a dosimetry pattern of the light beam on the ophthalmic target tissue. One or more dosage parameters of the light beam vary within the dosimetry pattern, to create varying exposures on the target tissue. A visualization device observes lesions formed on the ophthalmic target tissue by the dosimetry pattern. The controller selects dosage parameters for the treatment beam based upon the lesions resulting from the dosimetry pattern, either automatically or in response to user input, so that a desired clinical effect is achieved by selecting the character of the lesions as determined by the dosimetry pattern lesions. | 04-18-2013 |
| 20130096543 | SYSTEM AND METHOD FOR DETERMINING DOSIMETRY IN OPHTHALMIC PHOTOMEDICINE - A system and method for treating ophthalmic target tissue, including a light source for generating a beam of light, a beam delivery system that includes a scanner for generating patterns, and a controller for controlling the light source and delivery system to create a dosimetry pattern of the light beam on the ophthalmic target tissue. One or more dosage parameters of the light beam vary within the dosimetry pattern, to create varying exposures on the target tissue. A visualization device observes lesions formed on the ophthalmic target tissue by the dosimetry pattern. The controller selects dosage parameters for the treatment beam based upon the lesions resulting from the dosimetry pattern, either automatically or in response to user input, so that a desired clinical effect is achieved by selecting the character of the lesions as determined by the dosimetry pattern lesions. | 04-18-2013 |
| 20130096544 | Method for performing a procedure according to a biometric image - A method for performing a procedure on a patient, includes obtaining a biometric image representative of the patient and performing the procedure on the patient in accordance with the biometric image. The patient has an iris and the biometric image comprises an iris biometric image and the procedure comprises a medical procedure. First and second iris biometric images; are obtained and the first and second iris biometric images arc compared to provide a biometric comparison result. A patient is identified in accordance with the biometric comparison result. The patient has at least one feature and the feature is represented within at least one of the first and second iris biometric images. | 04-18-2013 |
| 20130103008 | ENDPOINT-MANAGED PHOTOCOAGULATION - Systems and processes are described relating to laser-based ophthalmic intervention technologies and, more specifically, to techniques for delivering reproducible amounts of laser energy to create visible and sub-visible lesions on an eye. The subject technology may provide a user with the ability to adjust the amount of energy to be delivered to the eye tissue by selecting a single numerical value. In response, the system may adjust the power and/or duration of the laser treatment beam pulse according to an operating curve determined by the system. | 04-25-2013 |
| 20130103009 | PATIENT INTERFACE FOR OPHTHALMOLOGIC DIAGNOSTIC AND INTERVENTIONAL PROCEDURES - One embodiment is directed to a method for interfacing an ophthalmic intervention system with an eye of a patient, comprising: placing a patient interface assembly comprising a housing, an optical lens coupled to the housing, and an eye engagement assembly coupled to the housing, the eye engagement assembly comprising an inner seal and an outer seal, into contact with the eye of the patient by sealably engaging the eye with the inner and outer seals in a vacuum zone defined between the inner and outer seals; applying a vacuum load between the inner and outer seals to engage the eye using the vacuum load; and physically limiting an amount of distension of the eye in the vacuum zone. | 04-25-2013 |
| 20130103010 | System and Method for Laser Ablation on a Surgical Surface - A system and method for performing Laser Induced Optical Breakdown (LIOB) on a target tissue includes a detector for imaging the interface surface between the target tissue and a base tissue. Also included is a laser unit for generating a laser beam, and for focusing the laser beam to a focal point. A computer is provided for controlling movement of the focal point. Specifically, this control is accomplished to maintain the focal point in the target tissue, but beyond a predetermined distance from the interface surface. For the present invention, the predetermined distance is established by considerations of laser beam geometry, which are applied in the context of images that are created of the interface surface. | 04-25-2013 |
| 20130103011 | System and Method for Lowering IOP by Creation of Microchannels in Trabecular Meshwork Using a Femtosecond Laser - A system and its method for creating a microchannel in the trabecular meshwork of an eye include a laser unit for generating a laser beam, and an imaging unit for creating an image of the trabecular meshwork. The system also includes a computer which defines the microchannel. A comparator that is connected with the computer then controls the laser unit to move the focal point of the laser beam. This focal point movement is accomplished to create the microchannel, while minimizing deviations of the focal point from the defined microchannel. | 04-25-2013 |
| 20130110092 | IMAGE MAPPING FOR GRID PATTERN LASER TREATMENTS AND METHODS | 05-02-2013 |
| 20130110093 | SLIT LAMP GRID PATTERN LASER TREATMENT ADAPTER | 05-02-2013 |
| 20130116670 | RETINAL LASER SURGERY - Various systems, processes, and computer program products may be used to perform retinal laser surgery. In particular implementations, systems, processes, and computer program products may include the ability to identify retina blood vessels from a retina image and determine a retina location needing therapy and not substantially intersecting a retina blood vessel. The systems, processes, and computer program products may also include the ability to generate a command to activate a retinal laser when a beam from the retinal laser will be aligned with the therapeutic location. | 05-09-2013 |
| 20130116671 | STEERABLE LASER PROBE - A steerable laser probe may include a handle, an actuation lever, an optic fiber, and a housing tube. The housing tube may have a first housing tube portion having a first stiffness and a second housing tube portion having a second stiffness. The second stiffness may be greater than the first stiffness. The optic fiber may be disposed within the housing tube and within an inner bore of the handle. An actuation of the actuation lever about a pivot pin of the handle may gradually curve the optic fiber. An actuation of the actuation lever about the pivot pin of the handle may gradually straighten the optic fiber. | 05-09-2013 |
| 20130116672 | GRID PATTERN LASER TREATMENT AND METHODS - Embodiments of the invention provide systems and methods for treating the retina and/or other areas of a patient's eye. The procedures may involve using one or more treatment beams (e.g., lasers) to cause photocoagulation or laser coagulation to finely cauterize ocular blood vessels and/or prevent blood vessel growth to induce one or more therapeutic benefits. In other embodiments, a series of short duration light pulses (e.g., between 5-15 microseconds) may be delivered to the retinal tissue with a thermal relaxation time delay between the pulse to limit the temperature rise of the target retinal tissue and thereby limit a thermal effect to only the retinal pigment epithelial layer. Such procedures may be used to treat diabetic retinopathy, macular edema, and/or other conditions of the eye. The treatment beam may be delivered within a treatment boundary or pattern defined on the retina of the patient's eye. | 05-09-2013 |
| 20130123760 | STEERABLE AND FLEXIBLY CURVED PROBES - Steerable and flexibly curved probes are provided, primarily for surgical applications. A probe with flexible distal portion is inserted through an incision or cannula and the flexible distal portion may be selectively bent or steered using a guide wire. The guide wire is extended through the probe on a radially offset axis, and affixed at its distal end to the distal end of the flexible distal portion. The curvature of the nitinol wire is induced by extending or retracting the wire from the proximal end of the flexible distal portion while the distal end of the guide wire remains affixed to the distal end of the probe. The guide wire is activated by a finger-actuated mechanism. A further embodiment is provided in which the guide wire is fixed at both ends of the flexible distal portion of the probe and has a normally curved conformation, and assumes such conformation after insertion through a straight cannula. Other embodiments and applications are similarly disclosed. | 05-16-2013 |
| 20130131652 | DEVICE AND METHOD FOR VITREOUS HUMOR SURGERY - A device and a method for the femtosecond laser surgery of tissue, especially in the vitreous humor of the eye. The device of includes an ultrashort pulse laser with pulse widths in the range of approximately 10 fs-1 ps, especially approximately 300 fs, pulse energies in the range of approximately 5 nJ-5μJ, especially approximately 1-2 μJ and pulse repetition rates of approximately 10 kHz-10 MHz, especially 500 kHz. The laser system is coupled to a scanner system which allows the spatial variation of the focus in three dimensions (x, y and z). In addition to the therapeutic laser/scanner optical system the device includes a navigation system. | 05-23-2013 |
| 20130138093 | OPTICAL MATERIAL AND METHOD FOR MODIFYING THE REFRACTIVE INDEX - An optical device comprising an optical hydrogel with select regions that have been irradiated with laser light having a pulse energy from 0.01 nJ to 50 nJ and a wavelength from 600 nm to 900 nm. The irradiated regions are characterized by a positive change in refractive index of from 0.01 to 0.06, and exhibit little or no scattering loss. The optical hydrogel is prepared with a hydrophilic monomer. | 05-30-2013 |
| 20130144277 | DEVICE FOR PROCESSING EYE TISSUE BY MEANS OF A PULSED LASER BEAM - For processing eye tissue using a pulsed laser beam (L), an ophthalmological device includes a projection optical unit for the focused projection of the laser beam (L) into the eye tissue, and a scanner system upstream of the projection optical unit for the beam-deflecting scanning of the eye tissue with the laser beam (L) in a scanning movement (s′) performed over a scanning angle along a scanning line (s). The ophthalmological device includes a divergence modulator upstream of the scanner system for dynamically varying the divergence of the laser beam (L), whereby the scanning line (s) is tilted in a plane running through the optical axis of the projection optical unit and the scanning line(s). The tilting of the scanning line(s) enables a displacement—dependent on the scanning angle—of the focus of the laser pulses projected into the eye tissue without vertical displacement of the projection optical unit. | 06-06-2013 |
| 20130144278 | Devices and Methods for Multispot Scanning - An ophthalmic endoprobe system comprises an optical fiber configured to transmit light energy along an optical axis. The system further comprises a first scanning element rotatable relative to the optical fiber and arranged to receive at least a portion of the transmitted light energy. The first scanning element includes a diffractive optical element. The system also comprises a second scanning element rotatable relative to the first scanning element and arranged to receive at least a portion of the transmitted light energy from the first scanning element. | 06-06-2013 |
| 20130150835 | METHOD AND APPARATUS FOR MAKING IMPROVED SURGICAL INCISIONS IN CORRECTIVE EYE SURGERY - A method and apparatus for making improved surgical incisions in corrective eye surgery are provided. It was observed that a uniform elongated AK (or LRI) incision provides a non-uniform corrective effect due to non-uniform post-surgical relaxation of ophthalmic tissue. The method and apparatus leverage this observation to provide for creation of a surgical incision that is structured to be non-uniform along its length in such a manner as to at least partially counteract an expected variation in ophthalmic tissue relaxation to provide overall increased uniformity of corrective effect. An automated laser surgery system includes a laser control system configured to control laser delivery to cause selective ablation of ophthalmic tissue to provide an elongated structured incision that varies along its length in at least one of a depth, a profile, a width, and an angle of attack relative to a surface of the ophthalmic tissue. | 06-13-2013 |
| 20130150836 | OPHTHALMIC RANGE FINDING - Embodiments of the invention provide methods and systems for analyzing the ophthalmic anatomy of a patient posterior to the cornea. The method may include scanning a focus of a femtosecond laser beam along a path within the patient's eye. A portion of the path may be disposed posterior to the patient's cornea. The method may also include acquiring a first reflectance image and a second reflectance image associated with the focus disposed respectively at a first location of the path and a second location of the path. The method may further include determining the presence or absence of an ophthalmic anatomical feature of the eye based on a comparison between the first reflectance image and the second reflectance image. | 06-13-2013 |
| 20130150837 | DEVICE FOR PROCESSING EYE TISSUE BY MEANS OF A PULSED LASER BEAM - For processing eye tissue by means of a pulsed laser beam (L), an ophthalmological device comprises a projection optical unit for the focused projection of the laser beam (L) into the eye tissue, and a scanner system disposed upstream of the projection optical unit and serving for the beam-deflecting scanning of the eye tissue with the laser beam (L) in a scanning movement (s′) performed over a scanning angle along a scanning line (s). The projection optical unit can be tilted about an axis of rotation (q) running perpendicularly to a plane defined by the scanning line (s) and the optical axis (o) of the projection optical unit, the tilting of the projection optical unit bringing about a tilting of the scanning line (s) in said plane. The tilting of the scanning line (s) enables a displacement—dependent on the scanning angle—of the focus of the laser pulses projected into the eye tissue without vertical displacement of the projection optical unit. | 06-13-2013 |
| 20130150838 | STEERABLE LASER PROBE - A steerable laser probe may include a handle, an actuation mechanism of the handle, an optic fiber, and a housing tube. The housing tube may include a first housing tube portion having a first stiffness and a second housing tube portion having a second stiffness. The second stiffness may be greater than the first stiffness. The optic fiber may be disposed within the housing tube and within an inner bore of the handle. A portion of the optic fiber may be fixed to an inner portion of the housing tube. | 06-13-2013 |
| 20130150839 | Devices and Methods for Reconfigurable Multispot Scanning - An ophthalmic laser probe system comprises an array of optical waveguides and an adapter operable to connect with a laser source. The laser probe system further includes a first reflective surface within the adapter. The first reflective surface is movable about a first axis. The laser probe system also includes a second reflective surface within the adapter. The second reflective surface is movable about a second axis orthogonal to the first axis. The first reflective surface is configured to receive a laser beam emitted from the laser source and redirect the laser beam toward the second reflective surface. | 06-13-2013 |
| 20130165910 | STEERABLE LASER PROBE - A steerable laser probe may include a handle, an actuation structure of the handle, a housing tube, a flexible tube, an optic fiber, and a wire having a pre-formed curve. The flexible tube may be disposed within the housing tube wherein a distal end of the flexible tube projects out from a distal end of the housing tube. The optic fiber may be disposed within an inner bore of the handle, the housing tube, and the flexible tube. The wire may be disposed within the housing tube. | 06-27-2013 |
| 20130172861 | System and Method for Postoperative Capsular Bag Control - In accordance with the present invention, a system and method are provided for controlling postoperative shrinkage of the capsular bag, after the lens has been removed from the capsular bag. The purpose is to establish a proper optical alignment for a prosthetic Intraocular Lens (IOL). Included in the system are a laser unit for generating a laser beam, a detector for creating an image of the prosthetic IOL in the capsular bag, and a computer for evaluating the image to determine an alignment difference between the IOL axis and a defined axis of the eye. The computer is also used for guiding the laser beam to alter selected tissue in the eye, to thereby influence postoperative shrinkage of the capsular bag and minimize any potential alignment difference between the IOL axis and the defined axis of the eye during capsular bag shrinkage. | 07-04-2013 |
| 20130204235 | OPTIMIZATION OF LASER THERAPY - Systems and processes for the optimization of laser treatment of an eye are disclosed. The process can include receiving a set of parameters of a laser treatment (e.g., an aerial beam size, contact lens, pulse duration, and the desired clinical grade), determining an estimated size of a lesion to be generated by the laser treatment beam, receiving a lesion pattern density (e.g., full grid, mild grid, or other), and determining a recommended pattern of laser treatment beam spots. The recommended pattern of laser treatment beam spots may include a recommended number of laser treatment spots and a spacing between the spots. | 08-08-2013 |
| 20130204236 | METHOD AND SYSTEM FOR LASER OCULAR SURGERY - A method of laser ocular surgery for treating glaucoma is disclosed. The method can include imaging a treatment eye to obtain an image of the treatment eye and aligning a laser on a region of the treatment eye based on the image of the treatment eye. The method can also include firing a plurality of laser pulses from the laser to ablate tissue in the region of the treatment site, wherein the tissue ablation creates micro-perforations in the region of the treatment site to incite an inflammatory reaction. | 08-08-2013 |
| 20130211387 | APPARATUS FOR OPHTHALMOLOGICAL, IN PARTICULAR REFRACTIVE, LASER SURGERY - In an apparatus for ophthalmological, in particular refractive, laser surgery a pachymetric measuring device based on an optical-coherence interferometric measuring process is controlled in such a way that the position of the measuring beam emitted by the measuring device follows movements of the eye to be treated. The eye movements are registered by means of a camera of an eye-tracker. For the purpose of changing the position of the measuring beam, a partially transmitting deflecting mirror, via which the measuring beam is routed onto the eye, is movably, in particular tiltably, arranged. | 08-15-2013 |
| 20130211388 | Apparatus for Minimizing Sample Damage During the Ablation of Biological Tissue Using a Focused Ultrashort Pulsed Laser Beam Wherein the Slope of Fluence Breakdown is a Function of the Pulse Width - An apparatus for laser induced breakdown of a tissue. The apparatus has a source of a beam of one or more laser pulses in which each pulse has a pulse width equal to or less than a pulse width value corresponding to a change in slope of a curve of fluence breakdown threshold (Fth) as a function of laser pulse width (T), the change occurring at a point between first and second portions of the curve, the first portion spanning a range of relatively long pulse width where Fth varies with the square root of pulse width (T1/2) and the second portion spanning a range of short pulse width relative to the first portion with Fth versus T slope which differs from that of the first portion; and an optical system focusing the one or more pulses of the beam to a point above the surface of the tissue to cause laser induced break down of the tissue. | 08-15-2013 |
| 20130226157 | LASER BEAM OPHTHALMOLOGICAL SURGERY METHOD AND APPARATUS - This invention is related to refractive eye surgery and especially to refractive eye surgery using an articulated mirror-lens relay arm to project a random scanning of one or more laser beams in the ablation of cornea tissue to reshape the cornea of the eye. The articulated relay arm allows a hand piece having an eye stabilization and distance control unit thereon to be positioned by the surgeon onto a patient's eye for performing the surgery. | 08-29-2013 |
| 20130226158 | OPHTHALMOLOGICAL PATIENT INTERFACE DEVICE - An ophthalmological patient interface device ( | 08-29-2013 |
| 20130226159 | OPHTHALMOLOGICAL PATIENT INTERFACE DEVICE - An ophthalmological patient interface device ( | 08-29-2013 |
| 20130226160 | APPARATUS FOR TREATING EYE TISSUE WITH LASER PULSES - An ophthalmological apparatus ( | 08-29-2013 |
| 20130237969 | System and Method for Short Scan Interferometric Imaging - A system for establishing a reference datum inside the eye of a patient includes an imaging unit for generating and directing imaging beams along respective beam paths into the eye. A detector is connected with the imaging unit and is used to identify the location(s) of marked responses on each beam path where the imaging beam intersects a selected interface surface. A computer then organizes the plurality of marked responses into a predetermined subset according to their common intersection with a same interface surface. This predetermined subset is then fitted with a topology of a surface to establish the reference datum. | 09-12-2013 |
| 20130261612 | OPHTHALMIC LASER TREATMENT APPARATUS - An ophthalmic laser treatment apparatus includes a light interference optical unit, an irradiation unit, a luminance transition information detecting unit, a focused state detecting unit, and a guide unit. The light interference optical unit is configured to acquire a depth profile of a patient's eye tissue. The luminance transition information detecting unit is configured to control a first focus position adjusting unit to shift a focus position of a measurement light to acquire a depth profile in each focus position. The focused state detecting unit is configured to detect a focused state in the patient's eye tissue based on luminance transition information acquired by the luminance transition information detecting unit. The guide unit is configured to guide a focus position of a laser beam to be adjusted based on a result of detection of the focused state detecting unit. | 10-03-2013 |
| 20130281991 | Surgical Laser Unit with Variable Modes of Operation - A comprehensive multi-mode system for performing ophthalmic laser surgery on selected tissue inside an eye includes a laser unit for generating and focusing a laser beam to perform Laser Induced Optical Breakdown (LIOB) at a focal point in selected tissue. Also included is a selector for defining an operational mode according to characteristics of the tissue to be altered by LIOB. In combination, the operational mode specifies value ranges for configuration parameters for a pulsed femtosecond laser beam, establishes a base reference datum in the eye, and identifies a scanning procedure for the focal point of the laser beam to customize the system for a particular surgical procedure. A computer that is connected to the laser unit is responsive to the selector for implementing the operational mode. | 10-24-2013 |
| 20130304043 | STEERABLE LASER PROBE - A steerable laser probe may include a handle, and inner bore of the handle, an actuation lever of the handle, a housing tube, and an optic fiber disposed within the inner bore of the handle and the housing tube. The housing tube may have a first housing tube portion having a first stiffness and a second housing tube portion having a second stiffness. The second stiffness may be greater than the first stiffness. | 11-14-2013 |
| 20130304044 | STEERABLE LASER PROBE - A steerable laser probe may include a handle, an actuation structure of the handle, a housing tube, a wire having a pre-formed curve, and an optic fiber disposed within the housing tube and an inner bore of the handle. The housing tube may include a first housing tube portion having a first stiffness and a second housing tube portion having a second stiffness. The second stiffness may be greater than the first stiffness. A compression of the actuation structure may curve or straighten the housing tube. A decompression of the actuation structure may curve or straighten the housing tube. | 11-14-2013 |
| 20130304045 | STEERABLE LASER PROBE - A steerable laser probe may include a handle, an actuation structure of the handle, a housing tube, an optic fiber, and an optic fiber sleeve. The housing tube may have a first housing tube portion having a first stiffness and a second housing tube portion having a second stiffness. The second stiffness may be greater that the first stiffness. The optic fiber may be disposed within an inner bore of the handle, the optic fiber sleeve, the actuation structure, and the housing tube. The optic fiber sleeve may enclose at least a portion of the optic fiber and the optic fiber sleeve may be disposed within the actuation structure and the housing tube. A compression of the actuation structure may be configured to curve the housing tube and the optic fiber. | 11-14-2013 |
| 20130304046 | SEMI-AUTOMATED OPHTHALMIC PHOTOCOAGULATION METHOD AND APPARATUS - A method of performing therapy on target tissue in a patient's eye of an embodiment uses an ophthalmic treatment system having a light source for producing treatment light and a delivery system for delivering the treatment light to the patient's eye. The method includes steps of: obtaining a sample treatment pattern of spots of the treatment light for projection onto the patient's eye; causing to be displayed the sample treatment pattern; receiving user instruction to add or subtract spots from the sample treatment pattern to produce a new treatment pattern; producing treatment light; and deflecting the treatment light to produce the new treatment pattern for projection onto the patient's eye. | 11-14-2013 |
| 20130310816 | Device for treating eye tissue - An ophthalmic device ( | 11-21-2013 |
| 20130331827 | STEERABLE LASER PROBE - A steerable laser probe may include a handle having a handle distal end and a handle proximal end, an actuation structure of the handle, a flexible housing tube having a flexible housing tube distal end and a flexible housing tube proximal end, and an optic fiber disposed within an inner bore of the handle and the flexible housing tube. A compression of the actuation structure may cause the optic fiber to gradually curve. A decompression of the actuation structure may cause the optic fiber to gradually straighten. | 12-12-2013 |
| 20130338648 | OPHTHALMIC LASER SURGICAL APPARATUS - An ophthalmic laser surgical apparatus includes a laser irradiation optical system configured to form a spot of laser light on a patient's eye and move the position of the spot three-dimensionally, a unit configured to obtain a tomographic image of the patient's eye, a unit configured to obtain control information of the laser irradiation optical system, the control information corresponding to a discriminative portion in the tomographic image, a unit configured to determine a surgical site based on the tomographic image, a unit configured to, based on the control information, generate control information of the laser irradiation optical system for irradiating the surgical site with the laser, and a unit configured to control the laser irradiation optical system based on the control information to allow the laser irradiation optical system to apply a predetermined surgical site of the patient's eye with the laser light. | 12-19-2013 |
| 20130338649 | OPHTHALMIC LASER SURGICAL APPARATUS - An ophthalmic laser surgical apparatus includes: a laser irradiation optical system configured to irradiate a patient's eye with surgical laser; a fixation unit configured to fix the patient's eye on the laser irradiation optical system; an interface unit including an optical member configured to cover at least the cornea of the patient's eye; a tomography unit configured to capture a tomographic image of the anterior segment of the patient's eye; and a monitoring unit configured to monitor a position of the fixation unit and/or the interface unit with respect to the patient's eye based on the tomographic image captured by the tomography unit. | 12-19-2013 |
| 20130345682 | Corneal Contact System - An interface device for selectively engaging a suction ring with a patient interface of a laser unit includes an annular shaped base member that is formed with an orifice. The suction ring is affixed against one side of the base member to surround the orifice. A grip is mounted on the other side of the base member. Structurally, the grip includes independently manipulated handles that can be operated to symmetrically apply equal and opposite forces against the patient interface of the laser unit during an engagement of the device with the patient interface. With this engagement, the base member and the suction ring are held on the patient interface of the laser unit. | 12-26-2013 |
| 20130345683 | SYSTEM AND METHOD FOR GENERATING TREATMENT PATTERNS - A method of treating target tissue of an embodiment comprises: selecting a treatment pattern of spots; generating an aiming beam of aiming light; translating the aiming beam to form an aiming pattern of the aiming light on the target tissue that indicates the extent of the treatment pattern; generating a treatment beam of treatment light; and translating the treatment beam to form the selected treatment pattern of spots of the treatment light on the target tissue. | 12-26-2013 |
| 20140005642 | STEERABLE LASER PROBE | 01-02-2014 |
| 20140012240 | RESTORATION OF ACCOMMODATION BY LENS REFILLING - A method for refilling a lens of an eye or increasing the elasticity of a lens of an eye includes removing a central portion of the lens core through the eye's cornea, a capsulorhexis in the eye's lens capsule and a gullet extending at least partially through the cortex of the lens. The lens is then refilled with a synthetic lens material. Sufficient lens core is left in place so that the synthetic material is not in contact with a lens capsule of the eye. The synthetic material used for refilling may be selected and may be formed in a shape and thickness so as to affect the refractive characteristics of the lens. An endocapsular lenticule may be inserted in the lens to affect the refractive characteristics of the lens. | 01-09-2014 |
| 20140039471 | STEERABLE LASER PROBE - A steerable laser probe may include a handle having a handle distal end and a handle proximal end, a plurality of actuation controls of the handle, a housing tube having a housing tube distal end and a housing tube proximal end, and an optic fiber disposed within an inner bore of the handle and the housing tube. An actuation of an actuation control of the plurality of actuation controls may gradually curve the housing tube. A gradual curving of the housing tube may gradually curve the optic fiber. An actuation of an actuation control of the plurality of actuation controls may gradually straighten the housing tube. A gradual straightening of the housing tube may gradually straighten the optic fiber. | 02-06-2014 |
| 20140039472 | STEERABLE LASER PROBE - A steerable laser probe may include a handle having a handle distal end and a handle proximal end, a plurality of actuation controls of the handle, a housing tube having a housing tube distal end and a housing tube proximal end, and an optic fiber disposed within an inner bore of the handle and the housing tube. An actuation of an actuation control of the plurality of actuation controls may gradually curve the housing tube. A gradual curving of the housing tube may gradually curve the optic fiber. An actuation of an actuation control of the plurality of actuation controls may gradually straighten the housing tube. A gradual straightening of the housing tube may gradually straighten the optic fiber. | 02-06-2014 |
| 20140046307 | STEERABLE LASER PROBE - A steerable laser probe may include a handle having a handle distal end and a handle proximal end, a plurality of actuation controls of the handle, a flexible housing tube having a flexible housing tube distal end and a flexible housing tube proximal end, and an optic fiber disposed within an inner bore of the handle and the flexible housing tube. An actuation of an actuation control of the plurality of actuation controls may gradually curve the flexible housing tube. A gradual curving of the flexible housing tube may gradually curve the optic fiber. An actuation of an actuation control of the plurality of actuation controls may gradually straighten the flexible housing tube. A gradual straightening of the flexible housing tube may gradually straighten the optic fiber. | 02-13-2014 |
| 20140046308 | LASER INSTRUMENT FOR EYE THERAPY - A laser instrument for therapy on the human eye, designed for surgery of the cornea, the sclera, the vitreous body or the crystalline lens, especially suitable for use in immediate succession with other instruments for eye diagnosis or eye therapy, in such a way that during the alternating use of the various instruments, the eye or at least the patient preferably remains in a predetermined position and alignment within one and the same treatment area. | 02-13-2014 |
| 20140066906 | System and apparatus for delivering a laser beam to the lens of an eye - A system and apparatus for increasing the amplitude of accommodation and/or changing the refractive power and/or enabling the removal of the clear or cataractous lens material of a natural crystalline lens is provided. Generally, the system comprises a laser, optics for delivering the laser beam and a control system for delivering the laser beam to the lens in a particular pattern. There is further provided a range determining system for determining the shape and position of the lens with respect to the laser. There is yet further provided a method and system for delivering a laser beam in the lens of the eye in a predetermined shot pattern. | 03-06-2014 |
| 20140066907 | STEERABLE LASER PROBE - A steerable laser probe may include an actuation structure, a nosecone fixed to the actuation structure by one or more links and one or more link pins, a flexible housing tube, and an optic fiber disposed in the flexible housing tube and the actuation structure. A compression of the actuation structure may be configured to gradually curve the flexible housing tube and the optic fiber. A decompression of the actuation structure may be configured to gradually straighten the flexible housing tube and the optic fiber. | 03-06-2014 |
| 20140074073 | STEERABLE LASER PROBE - A steerable laser probe may include a handle having a handle distal end and a handle proximal end, an auto-fixing actuation control, a flexible housing tube having a flexible housing tube distal end and a flexible housing tube proximal end, a first flexible housing tube portion having a first stiffness, and an optic fiber disposed within an inner bore of the handle and the flexible housing tube. An actuation of the auto-fixing actuation control may gradually curve the flexible housing tube. A gradual curving of the flexible housing tube may gradually curve the optic fiber. | 03-13-2014 |
| 20140081247 | PROJECTOR DEVICE WITH SELF-CORRECTING FUNCTION, AND MEDICAL DEVICE COMPRISING THE PROJECTOR DEVICE - The aim of the present invention is to provide a projector device and a medical device with said projector device, said projector device facilitating an improved measurement of the local refractive power of an optical body, in particular an eye. | 03-20-2014 |
| 20140081248 | Patterned Laser Treatment - Patterned laser treatment of the retina is provided. A visible alignment pattern having at least two separated spots is projected onto the retina. By triggering a laser subsystem, doses of laser energy are automatically provided to at least two treatment locations coincident with the alignment spots. All of the doses of laser energy may be delivered in less than about 1 second, which is a typical eye fixation time. A scanner can be used to sequentially move an alignment beam from spot to spot on the retina and to move a treatment laser beam from location to location on the retina. | 03-20-2014 |
| 20140088572 | STEERABLE LASER PROBE - A steerable laser probe may include a handle having a handle distal end and a handle proximal end, an actuation control of the handle, a flexible housing tube having a flexible housing tube distal end and a flexible housing tube proximal end, an optic fiber disposed within an inner portion of the handle and the flexible housing tube, and a cable disposed within the flexible housing tube and the actuation control. A rotation of the actuation control may be configured to gradually curve the flexible housing tube and the optic fiber. A rotation of the actuation control may be configured to gradually straighten the flexible housing tube and the optic fiber. | 03-27-2014 |
| 20140088573 | PROJECTOR DEVICE, AND MEDICAL DEVICE COMPRISING THE PROJECTOR DEVICE - The aim of the present invention is to provide a projector device and a medical device with said projector device, said devices facilitating an improved projection of a two-dimensional pattern onto a plane in an optical body, in particular in an eye. | 03-27-2014 |
| 20140088574 | FEMTOSESCOND LASER SYSTEM FOR THE EXACT MANIPULATION OF MATERIAL AND TISSUES - A device for the exact manipulation of material, especially of organic material, includes a pulsed laser system with a radiation source, said radiation source being a cavity-dumped fs oscillator. | 03-27-2014 |
| 20140094783 | OPHTHALMIC LASER TREATMENT APPARATUS - An ophthalmic laser treatment apparatus includes: an irradiation optical system including an optical scanner for two-dimensionally scanning spots of a treatment laser beam and an aiming beam on eye tissue; a control unit to control the irradiation optical system to irradiate the treatment beam to a spot position based on an irradiation pattern of spots for treatment beam irradiation and based on an aiming rule associated with the irradiation pattern to irradiate the aiming beam to indicate the treatment beam spot position; and a movement unit to move an irradiation position of each beam. The control unit irradiates the treatment beam to a sequence of spots from a n-th position to a m-th position in association with the irradiation pattern, and then controls the movement unit and irradiates the aiming beam based on the aiming rule to a position different from the spot position just irradiated by the treatment beam. | 04-03-2014 |
| 20140094784 | SEMI-AUTOMATED OPHTHALMIC PHOTOCOAGULATION METHOD AND APPARATUS - An ophthalmic treatment system of an embodiment is used for performing therapy on target tissue in a patient's eye. The ophthalmic treatment system comprises, a light source, a delivery system, an obtaining means, a setting means and control electronics. The light source is configured to produce treatment light. The delivery system is configured to deliver the treatment light to the patient's eye. The obtaining means is configured to obtain information acquired by capturing the patient's eye. The setting means is used for setting a position in the patient's eye by using the information obtained by the obtaining means. The control electronics is configured to control the delivery system based on the position set by the setting means. | 04-03-2014 |
| 20140094785 | SEMI-AUTOMATED OPHTHALMIC PHOTOCOAGULATION METHOD AND APPARATUS - An ophthalmic treatment system of an embodiment is used for performing therapy on target tissue in a patient's eye. The ophthalmic treatment system comprises a light source, a delivery system, a storage device, an adjusting means, a display device. The light source is configured to produce treatment light. The delivery system is configured to deliver the treatment light to the patient's eye. The storage device is configured to store a treatment template that identifies target tissue within the patient's eye. The adjusting means is configured for adjusting a treatment pattern included in the treatment template. The display device is configured to display information indicating the treatment pattern included in the treatment template and display information indicating the treatment pattern that has been adjusted by the adjusting means. | 04-03-2014 |
| 20140107628 | STEERABLE LASER PROBE - A steerable laser probe may include a handle, an actuation structure having an actuation structure distal end and an actuation structure proximal end, a housing tube, a first housing tube portion of the housing tube having a first stiffness, a second housing tube portion of the housing tube having a second stiffness, and an optic fiber disposed within an inner bore of the handle and the housing tube. An extension of the actuation structure distal end relative to the actuation structure proximal end may be configured to gradually curve the housing tube and the optic fiber. A retraction of the actuation structure distal end relative to the actuation structure proximal end may be configured to gradually straighten the housing tube and the optic fiber. | 04-17-2014 |
| 20140107629 | STEERABLE LASER PROBE - A steerable laser probe may include a handle, an actuation structure having an actuation structure distal end and an actuation structure proximal end, a flexible housing tube, and an optic fiber disposed within an inner bore of the handle and the flexible housing tube. An extension of the actuation structure distal end relative to the actuation structure proximal end may be configured to gradually curve the flexible housing tube and the optic fiber. A retraction of the actuation structure distal end relative to the actuation structure proximal end may be configured to gradually straighten the flexible housing tube and the optic fiber. | 04-17-2014 |
| 20140114294 | SCANNING LENS SYSTEMS AND METHODS OF REDUCING REACTION FORCES THEREIN - A scanning lens component includes a primary and transverse axis stages and motors. The primary axis motor includes a first coil moving along the primary axis in the first direction along with the primary axis stage and a first magnet configured to move in a second, opposite direction, in response to movement of the first coil a first distance that exceeds a threshold primary axis distance. The transverse axis stage is adjacent and coupled to the primary axis stage and moves along a transverse axis in a third direction. The transverse axis motor includes a second coil for moving along the transverse axis in the third direction with the transverse axis stage, and a second magnet configured to move in a fourth, opposite direction, in response to movement of the second coil along the transverse axis in the third direction a second distance that exceeds a threshold transverse axis distance. | 04-24-2014 |
| 20140114295 | OPTICAL SYSTEM FOR A LASER THERAPY INSTRUMENT - An optical system for a laser therapy instrument for the application of laser radiation on and in the eye, includes a femtosecond laser, an objective. The objective or at least one lens or lens group of the objective is shiftable in the direction of the optical axis being intended for shifting of the focus position from the region of the cornea to the region of the crystalline lens and vice versa. The optical system may include at least two optical assemblies designed for the axial variation of the focus of the therapeutic laser radiation, with the focus variation range Δz differing between the individual assemblies and a changing device, designed for the insertion of any one of these assemblies into the therapeutic laser beam path at a time. | 04-24-2014 |
| 20140121651 | OPHTHALMIC LASER SYSTEM - An ophthalmic laser system generating a first beam at a wavelength suitable for performing selective laser trabeculoplasty and selectively generating a second beam at a wavelength suitable for performing secondary cataract surgery procedures. The laser system is able to select between directing the first beam or the second beam to the eye of a patient. The first beam is suitably generated at 1064 nm from a Nd:YAG laser and the second beam is frequency doubled to 532 nm in a KTP doubling crystal. | 05-01-2014 |
| 20140121652 | Laser Methods for Creating an Antioxidant Sink in the Crystalline Lens for the Maintenance of Eye Health & Physiology and Slowing Presbyopia Development - Systems and methods of laser treatment of the intact crystalline lens to increase ionic transport of antioxidants in specific areas where flexural changes and transparency reduction come from lens aging. Microchannels created in patterns and grids placed strategically in the inner lens carry antioxidants from the source—the anterior and the epithelium—into areas scarce or void of transport mechanisms (and thus scarce of antioxidants). A variety of patterns are utilized to facilitate ions traveling along new pathways. | 05-01-2014 |
| 20140121653 | OPHTHALMIC LASER TREATMENT APPARATUS - An ophthalmic laser treatment apparatus for irradiating a laser beam to a patient's eye from a tip of a probe, includes: a probe connector to which fibers of the probe are connected; a splitting unit for splitting a laser beam from a laser source into a plurality of beams; and a control unit for controlling the apparatus. The control unit receives a command to select the number of laser beams to be irradiated from the probe tip; drives the splitting unit according to the received command to switch the number of delivered beams corresponding to the number of fibers to which the laser beam from the laser source will be delivered and increases output of the laser source when the number of delivered beams is switched to an increased number and decreases the output of the laser source when the number of delivered beams is switched to a decreased number. | 05-01-2014 |
| 20140128851 | LOW VOLTAGE COMMUNICATION BETWEEN SUBSYSTEMS IN A LASER EYE SURGERY SYSTEM - A laser eye surgery system comprises subsystems which communicate with one another through low voltage differential signaling (LVDS). The laser eye surgery system may comprise a first subsystem interface, including an LVDS driver or transmitter coupled to and in communication with an LVDS receiver of a first subsystem of the laser eye surgery system. The first laser eye surgery subsystem itself may comprise an LVDS transmitter coupled to and in communication with an LVDS receiver to return data to the first subsystem. Further laser eye surgery subsystems may also include the same arrangement of drivers and receivers with respective subsystem interfaces. LVDS lowers power consumption and the risk of error in communication between laser eye surgery systems, leading to safer and more reliable surgical procedures performed. | 05-08-2014 |
| 20140128852 | INTERFACE FORCE FEEDBACK IN A LASER EYE SURGERY SYSTEM - The patient interface may comprise an axis for alignment with an axis of the eye such as an optical axis of the eye. The interface may comprise a guide to allow the interface to move along the axis with the eye, which can inhibit increases in intraocular pressure when the patient is aligned with the laser. The interface may comprise a lock to hold the patient interface at a location along the axis, which can maintain alignment of the patient with the laser eye surgery system. The interface may comprise a plurality of transducers to measure forces to the eye during surgery. The laser eye surgery system can be configured in one or more of many ways to respond to the measured forces. For example, the system may offset the position of laser beam pulses to increase the accuracy of the placement of the beam pulses on the eye. | 05-08-2014 |
| 20140128853 | LASER EYE SURGERY SYSTEM CALIBRATION - The amount of energy to provide optical breakdown can be determined based on mapped optical breakdown thresholds of the treatment volume, and the laser energy can be adjusted in response to the mapped breakdown thresholds. The mapping of threshold energies can be combined with depth and lateral calibration in order to determine the location of optical breakdown along the laser beam path for an amount of energy determined based on the mapping. The mapping can be used with look up tables to determine mapped locations from one reference system to another reference system. | 05-08-2014 |
| 20140128854 | APPARATUS AND PROCESSES FOR PREVENTING OR DELAYING ONE OR MORE SYMPTOMS OF PRESBYOPIA - The present invention generally relates to an apparatus and processes for preventing or delaying presbyopia. More particularly, the present invention relates to processes and apparatus for ablating epithelial cells in the germinative zone or the pregerminative zone of the crystalline lens of the eye so that onset or progression of presbyopia or one or more symptoms is delayed or prevented. | 05-08-2014 |
| 20140135747 | DEVICE AND METHOD FOR A LASER-ASSISTED EYE-SURGERY TREATMENT SYSTEM - The invention relates to an apparatus for a laser-assisted eye-surgery treatment system, comprising a first image-acquisition unit that is designed to acquire a first image ( | 05-15-2014 |
| 20140155870 | SHIELDED INTRAOCULAR PROBE FOR IMPROVED ILLUMINATION OR THERAPEUTIC APPLICATION OF LIGHT - An intraocular light probe has a mask or shield affixed at its distal end thereof which forms a directed light beam for intraocular application of light to target tissues or intraocular application of therapeutic light. The mask or shield serves to more fully focus, intensify and direct the beam toward the target tissues. The mask or shield also helps direct light away from other tissues and away from the eyes of the surgeon. By placing a light probe beneath a surgical instrument such as a phacoemulsifier or vitrector, laser, cutting instrument (e.g., scissors or knife), forceps or probe/manipulator, whether as part of or separate from an infusion sleeve, a mask or shield effect is created. This has the same benefits of directing the beam toward target tissues, away from other tissues and away from the eyes of the surgeon. The mask/shield can be removed from the fiberoptic light for sterilization. The device of the invention is preferably introduced into the eye via the primary or side-port incision to provide intraocular cross-lighting of tissues during surgical procedures such as cataract surgery, corneal surgery, vitrectomy, intraocular lens implantation, refractive surgery, glaucoma surgery and vitreo/retinal surgery. | 06-05-2014 |
| 20140163534 | LASER EYE SURGERY SYSTEM - A laser eye surgery system includes a laser source, a ranging subsystem, an integrated optical subsystem, and a patient interface assembly. The laser source produces a treatment beam that includes a plurality of laser pulses. The ranging subsystem produces a source beam used to locate one or more structures of an eye. The ranging subsystem includes an optical coherence tomography (OCT) pickoff assembly that includes a first optical wedge and a second optical wedge separated from the first optical wedge. The OCT pickoff assembly is configured to divide an OCT source beam into a sample beam and a reference beam. The integrated optical subsystem is used to scan the treatment beam and the sample beam. The patient interface assembly couples the eye with the integrated optical subsystem so as to constrain the eye relative to the integrated optical subsystem. | 06-12-2014 |
| 20140171925 | APPARATUS FOR TREATING AN EYE USING A LASER BEAM - An apparatus ( | 06-19-2014 |
| 20140171926 | Laser therapy system and method for treatment of a collagen structure and of varicose blood vessels in an eye - The present invention refers to a Laser therapy system and a method for treatment of a sclera/conjunctiva of an eye, comprising:
| 06-19-2014 |
| 20140180264 | GRIN FIBER MULTI-SPOT LASER PROBE - A surgical probe includes a cannula assembly, having a graded index (GRIN) fiber that is configured to receive a multi-spot light beam at a proximal end and to emit the multi-spot light beam at a distal end ; an adapter, having a distal end, configured to receive the cannula assembly, with the proximal end of the GRIN fiber, a proximal end, configured to couple to a light guide via a connector and to receive a light delivered by the light guide from a laser source to the adapter, and an interface, configured to couple the light delivered by the light guide to the proximal end of the GRIN fiber; wherein a length of the GRIN fiber is sufficiently long that the interface is outside a patient's eye during a photocoagulation procedure. | 06-26-2014 |
| 20140188093 | Precise Targeting Of Surgical Photodisruption - Techniques, apparatus and systems for laser surgery including imaging-guided surgery techniques, apparatus and systems. | 07-03-2014 |
| 20140200562 | OPHTHALMOLOGICAL DEVICE FOR TREATING EYE TISSUE - An ophthalmological device ( | 07-17-2014 |
| 20140207127 | SYSTEM AND METHOD FOR DETERMINING DOSIMETRY IN OPHTHALMIC PHOTOMEDICINE - A system and method for treating ophthalmic target tissue, including a light source for generating a beam of light, a beam delivery system that includes a scanner for generating patterns, and a controller for controlling the light source and delivery system to create a dosimetry pattern of the light beam on the ophthalmic target tissue. One or more dosage parameters of the light beam vary within the dosimetry pattern, to create varying exposures on the target tissue. A visualization device observes lesions formed on the ophthalmic target tissue by the dosimetry pattern. The controller selects dosage parameters for the treatment beam based upon the lesions resulting from the dosimetry pattern, either automatically or in response to user input, so that a desired clinical effect is achieved by selecting the character of the lesions as determined by the dosimetry pattern lesions. | 07-24-2014 |
| 20140249516 | HYDROPHILICITY ALTERATION SYSTEM AND METHOD - A system/method allowing hydrophilicity alteration of a polymeric material (PM) is disclosed. The PM hydrophilicity alteration changes the PM characteristics by decreasing the PM refractive index, increasing the PM electrical conductivity, and increasing the PM weight. The system/method incorporates a laser radiation source that generates tightly focused laser pulses within a three-dimensional portion of the PM to affect these changes in PM properties. The system/method may be applied to the formation of customized intraocular lenses comprising material (PLM) wherein the lens created using the system/method is surgically positioned within the eye of the patient. The implanted lens refractive index may then be optionally altered in situ with laser pulses to change the optical properties of the implanted lens and thus achieve optimal corrected patient vision. This system/method permits numerous in situ modifications of an implanted lens as the patient's vision changes with age. | 09-04-2014 |
| 20140257255 | SYSTEMS AND METHODS FOR REMOVING FIXATION LIGHT REFLECTION FROM AN OPHTHALMIC IMAGE - Embodiments of the present invention relate to systems and methods for removing the fixation light reflection from an ophthalmic image. In one embodiment, an ophthalmic laser treatment system, having a digital imaging system for capturing images of a patient's eye and a visual fixation light source configured to produce a fixation light upon which the patient's eye can be focused, further includes a filter configured to remove from the image any light reflection caused by the visual fixation light source. | 09-11-2014 |
| 20140257256 | DIMENSIONAL COMPENSATOR FOR USE WITH A PATIENT INTERFACE - An apparatus and method are provided for performing ocular laser surgery using a patient interface having a posterior contact surface that may include surface irregularities that were generated during manufacturing of the patient interface. A beam delivery system having a focusing lens, scanning subsystem and adaptive optic (e.g. deformable mirror) is provided for guiding the surgical laser beam through the patient interface and to a desired focal spot location. An optical detector generates image data representing the posterior patient interface surface which is then processed by a computer system to identify surface irregularities by comparing the image data to a reference surface or axis. In particular, a surface irregularity can be identified as having a z-axis component; a tilt component and a surface profile component. Each irregularity component can be compensated separately by sending an adjustment signal to one of the beam delivery system components. | 09-11-2014 |
| 20140257257 | SYSTEMS AND METHODS FOR TREATING TARGET TISSUE IN THE VITREOUS CAVITY - A system and its method for treating targeted tissue in the vitreous cavity of an eye include a laser unit for generating a laser beam and a detector for creating an image of the targeted tissue. The system also includes a computer which defines a focal spot path for emulsifying the targeted tissue. A comparator that is connected with the computer then controls the laser unit to move the focal spot of the laser beam. This focal spot movement is accomplished to treat the targeted tissue, while minimizing deviations of the focal spot from the defined focal spot path. | 09-11-2014 |
| 20140257258 | Methods And Apparatus For Improved Post-Operative Ocular Optical Performance - Techniques, systems are described for performing laser eye surgery. In one aspect, a method for improving an optical function of an eye includes preparing the eye for surgery by determining an optical characteristic of the eye. Laser marking pulses are applied to generate a laser mark in a region of the eye in relation to the determined optical characteristic. Also, a surgical procedure is performed in a surgical region selected in relation to the generated laser mark. | 09-11-2014 |
| 20140257259 | PRODUCING CUT SURFACES IN A TRANSPARENT MATERIAL BY MEANS OF OPTICAL RADIATION - A method for producing a cut surface in a transparent material using optical radiation. A laser device separates the material using optical radiation and includes an optical unit focussing the radiation along an optical axis into an image field defining an image-field size. A focal position is adjusted transversely along the axis, producing a cut surface extending substantially parallel to the axis and, in projection along the axis, is a curve having a maximum extent. The focus is displaced by adjustment of the focal position along a trajectory curve lying in the cut surface. The cut surface has a maximum extent which is greater than the image-field size. The focal position is moved transverse to the axis along the curve. The image field is displaced transversely, and the focal position is adjusted in an oscillating fashion along the axis on the curve between an upper and lower axial focus position. | 09-11-2014 |
| 20140276670 | SYSTEM AND METHOD FOR CONTROLLING THE FOCAL POINT LOCATIONS OF A LASER BEAM - A system and method are provided for establishing precise locations for a focal point of a laser beam within a predetermined scanning range during ophthalmic laser surgery. An important aspect of the present invention is the use of a tolerance for deviation of the laser beam's focal point from the laser beam path. The purpose of the tolerance is to ensure that the surgical procedure is effective and that collateral damage to non-targeted tissue does not occur. The present invention accounts for deviations caused by various factors during a procedure. A computer is provided to ensure that the cumulative effect of all deviations maintains the focal point within the tolerance. | 09-18-2014 |
| 20140276671 | FREE FLOATING PATIENT INTERFACE FOR LASER SURGERY SYSTEM - A patient interface includes an eye interface device, a scanner, a first support assembly, and a beam source. The eye interface device is configured to interface with an eye of a patient. The scanner is configured to be coupled with the eye interface device and operable to scan an electromagnetic radiation beam in at least two dimensions in an eye interfaced with the eye interface device. The scanner and the eye interface device move in conjunction with movement of the eye. The first support assembly supports the scanner so as to accommodate relative movement between the scanner and the first support assembly parallel so as to accommodate movement of the eye. The beam source generates the electromagnetic radiation beam. The electromagnetic radiation beam propagates from the beam source to the scanner along an optical path having an optical path length that varies in response to movement of the eye. | 09-18-2014 |
| 20140276672 | STABLE MODE-LOCKED LASER APPARATUS - Embodiments of this invention are directed to a laser system configured to deliver a pulsed laser beam to a patient's eye. The system includes a laser engine comprising an optically-pumped laser oscillator configured with an extracavity waveplate, and an optional intracavity waveplate, that can be tilted and rotated to provide a limited range of wavelengths for laser mode excitation and to maintain stable mode-locked laser operation. In an embodiment, the present design includes an oscillator and a photosensor, such as a fast photodetector or an autocorrelator, positioned to receive a beam of laser light associated with the oscillator or laser engine, and a controller configured to receive readings from the photosensor and alter the laser gain provided within the oscillator to a level outside the bistable performance zone avoiding mode and gain competitions. | 09-18-2014 |
| 20140276673 | HYBRID OPHTHALMIC INTERFACE APPARATUS - Apparatus and methods are provided for interfacing an ophthalmic surgical laser with an eye using a patient interface (PI). The PI may include a closed, fluid-filled bladder having fiducials that contacts and deforms to the eye. Or, the PI may have an applanation lens with an outer ring portion and an inner concave portion for receiving the apex of the cornea. Another PI features a suction ring with a flexible skirt for contacting the sclera that is non-circular and/or non-planar. A system for injecting an index matching fluid into the area above the eye may also be incorporated. An integrated system includes a co-molded lens cone and attachment ring, with a lens window at the bottom of the lens cone which provides a sealed volume for vacuum-attaching a laser delivery system above the lens cone. | 09-18-2014 |
| 20140276674 | SYSTEM AND METHOD FOR OPHTHALMIC LASER SURGERY EMPLOYING EYE TRACKING WITHOUT EYE DOCKING - A system and method for performing ophthalmic surgery using an ultra-short pulsed laser is provided. The system includes a laser engine configured to provide an ultra-short pulsed laser beam, optics configured to direct the laser beam to an undocked eye of a patient, an eye tracker configured to measure five degrees of freedom of movement of the undocked eye, an optical coherence tomography module configured to measure depth of the undocked eye, and a controller configured to control laser beam position on the undocked eye toward a desired laser pattern based on depth and the five degrees of freedom of movement of the undocked eye. Adaptive optics are also provided. Also disclosed are a scleral ring including fiducial markings and a compliant contact lens and fluid fillable contact lens configured to facilitate ultra-short pulsed laser surgery while reducing or eliminating eye docking requirements. | 09-18-2014 |
| 20140288537 | DEVICE AND METHOD FOR PHOTOCOAGULATION OF THE RETINA - A method for adjusting sub-threshold photocoagulation of a retina includes directing a beam from a radiation source at the retina. The beam has a spatially distributed intensity profile including at least one maxima, which comprises a total of less than 20% of a cross sectional area of the beam at a plane of the retina, and an entire remaining area of the beam has an intensity that is less than 80% of the intensity of the at least one maxima. The remaining area is configured to provide sub-threshold coagulation so that visually detectable coagulation is provided only in areas of the at least one maxima. | 09-25-2014 |
| 20140288538 | TREATMENT DEVICE FOR THE SURGICAL CORRECTION OF DEFECTIVE VISION OF AN EYE, METHOD FOR PRODUCING CONTROL DATA THEREFOR, AND METHOD FOR THE SURGICAL CORRECTION OF DEFECTIVE VISION OF AN EYE - A treatment device for the surgical correction of defective vision in an eye. The device includes a laser apparatus controlled by a controller. The controller determines a desired correction of defective vision from measurement data of the eye to produce control data for the laser, and to control the laser to emit radiation according to the control data, such that a lenticule-shaped volume is isolated in the cornea. The controller computes a lenticule-shaped intended volume, the removal of which from the cornea leads to an actual correction of defective vision in an optical zone in the eye which differs from the desired correction more at the edge of the optical zone than at the center of the optical zone. The thickness of the lenticule-shaped intended volume is less than the thickness of a lenticule-shaped comparison volume, the removal of which would bring about the desired correction of defective vision. | 09-25-2014 |
| 20140288539 | Ophthalmic Laser System and Method for Severing Eye Tissue - An ophthalmic laser device with a treatment beam path that includes a variably adjustable modulator. The ophthalmic laser device is adapted to determine for the radiation pulses to be inputted into the tissue a power density to be inputted into the relevant target volume through the treatment beam path depending on a spatial distance between two target volumes of immediately successive radiation pulses and to adjust the modulator parallel in time with the control of the deflecting unit such that the relevant pulse in the target volume has the determined power density. | 09-25-2014 |
| 20140316388 | SYSTEMS AND METHODS FOR AFFECTING THE BIOMECHANICAL PROPERTIES OF CONNECTIVE TISSUE - A device for delivering ablative medical treatments to improve biomechanics comprising a laser for generating a beam of laser radiation used in ablative medical treatments to improve biomechanics, a housing, a controller within the housing, in communication with the laser and operable to control dosimetry of the beam of laser radiation in application to a target material, a lens operable to focus the beam of laser radiation onto a target material, and a power source operable to provide power to the laser and controller. | 10-23-2014 |
| 20140324029 | DEVICE FOR TREATING EYE TISSUE USING LASER PULSES - An ophthalmic device ( | 10-30-2014 |
| 20140324030 | DEVICE FOR TREATING EYE TISSUE USING LASER PULSES - An ophthalmic device ( | 10-30-2014 |
| 20140324031 | LASER TREATMENT APPARATUS - A laser treatment apparatus configured to emit laser light onto a tissue of a patient's eye, the laser treatment apparatus includes: a laser scanner configured to scan laser light emitted from a laser light source and switch a position of the tissue onto which laser light is emitted; a processor; and memory storing computer readable instructions, which are executed by the processor, causing the laser treatment apparatus to: (a) emit the laser light onto a first spot; (b) stop emitting the laser light onto the first spot for a stop time; (c) emit the laser light onto at least one second spot other than the first spot during the stop time; (d) emit the laser light onto the first spot again after the stop time elapses; and repeat (b), (c) and (d) several times to execute intermittent irradiation treatment onto a plurality of spots multiple times. | 10-30-2014 |
| 20140330259 | ADAPTIVE PATIENT INTERFACE - A patient interface for an ophthalmic system can include an attachment module, attachable to the ophthalmic system, and a contact module, configured to accommodate a viscoelastic substance between the patient interface and a procedure eye. The viscoelastic substance can include a fluid, a liquid, a gel, a cream, an artificial tear, a film, an elastic material, or a viscous material. The refractive index of the viscoelastic substance can be within a range of approximately 1.24-1.52 at an operating wavelength of the ophthalmic system. The patient interface can further include input ports, output ports, and a suction system. It can be an integrated design or a multi-piece patient interface. The viscoelastic substance can be provided by injection, on the cornea, at the contact module, or in a space bounded by soft elastic films or membranes, such as in a bag. | 11-06-2014 |
| 20140343541 | LASER FIDUCIALS FOR AXIS ALIGNMENT IN CATARACT SURGERY - A fiducial is generated on an internal anatomical structure of the eye of a patient with a surgical laser. A tonic artificial intraocular lens (IOL) is positioned so that a marker of the tonic IOL is in a predetermined positional relationship relative to the fiducial. This positioning aligns the tonic IOL with the astigmatic or other axis of the eye. The toric IOL is then implanted in the eye of the patient with high accuracy. | 11-20-2014 |
| 20140350531 | PHOTODISRUPTIVE LASER FRAGMENTATION OF TISSUE - A method of photodisruptive laser surgery includes selecting a target region of a tissue for fragmentation, directing a beam of laser pulses to the selected target region of the tissue, and forming cells in the target region of the tissue by directing the laser beam to generate cell boundaries. The cells can be arranged in regular or irregular arrays. The cells can be generated in parallel or successively, with cell sizes and laser parameters which reduce the time of ophthalmic surgery considerably. | 11-27-2014 |
| 20140350532 | STEERABLE LASER PROBE - A steerable laser probe may include a handle, an actuation structure of the handle, a housing tube, a flexible tube, an optic fiber, and a wire having a pre-formed curve. The flexible tube may be disposed within the housing tube wherein a distal end of the flexible tube projects out from a distal end of the housing tube. The optic fiber may be disposed within an inner bore of the handle, the housing tube, and the flexible tube. The wire may be disposed within the housing tube. | 11-27-2014 |
| 20140358131 | STEERABLE LASER PROBE - A steerable laser probe may include a handle having a handle proximal end and a handle distal end, an actuation structure of the handle, a housing sleeve, a shape memory sleeve at least partially disposed within the housing sleeve, and an optic fiber disposed within the shape memory sleeve and within an inner bore of the handle. A compression of the actuation structure may be configured to gradually curve the optic fiber. A compression of the actuation structure may be configured to gradually straighten the optic fiber. A decompression of the actuation structure may be configured to gradually curve the optic fiber. A decompression of the actuation structure may be configured to gradually straighten the optic fiber. | 12-04-2014 |
| 20140364840 | DEVICE AND PROCESS FOR SURGERY ON THE HUMAN EYE - A laser apparatus is controlled by a control program that operates to use laser radiation to generate an incision figure in the cornea of an eye, the incision figure including a an incision that bounds a corneal tissue volume. The control program operates to move the radiation focus in a radiation propogation direction successively in a plurality of superposed planes such that the radiation focus is moved without motion control in the propogation direction. The control program provides, for each plane, for a meandering scan path of the radiation focus that extends outside the tissue volume. The control program operates to allow through to the eye, in each plane, at least such radiation pulses that generate the first incision and to blank, in at least a fraction of the planes, at least a fraction of radiation pulses assigned to regions of the path that are at a distance from the incision. | 12-11-2014 |
| 20140371731 | ELECTRONIC OPHTHALMOSCOPE FOR SELECTIVE RETINAL PHOTODISRUPTION OF THE PHOTORECEPTOR MOSAIC - An electronic SLO/OCT ophthalmoscope is equipped with a femtosecond (fs) laser for intra- or preretinal therapeutic use in the posterior segment of the eye. In one application the retina photoreceptor mosaic or Bruch's membrane is disrupted in such pattern that minimizes loss of visual functioning but reduces metabolic load of the outer retina. Using a beam splitter, one embodiment combines the SLO/OCT scanning beams with the therapeutic fs beam and an aiming beam. The therapeutic channel uses an independent x/y positioner and micro-deflector. Because the duty cycle is appropriate, a second embodiment can use the SLO/OCT scanners to also simultaneously scan a modulated therapeutic laser beam. A biometric OCT probe can be integrated in both configurations for focusing purpose. A method is disclosed to represent focus relevant tilting of the retina in the posterior pole. A derived apodizing “Stiles-Crawford” pupil weighting function is also independently useful for calculating light efficiency throughput of the anterior eye optics (cornea and iol/natural lens) in various circumstances. | 12-18-2014 |
| 20150011983 | Speckle Interferometric Method and System for Detecting a Movement of a Surface - A method and a system for detecting a movement of a surface on an irradiated sample involves a light source for irradiating the surface with a coherent light beam, a detector for detecting variations caused by the movement in a speckle pattern produced by reflections of the light beam at the surface, selecting a single speckle from the speckle pattern, and detecting the variations at the selected speckle. | 01-08-2015 |
| 20150018806 | SURGICAL SUPPORT STRUCTURE - This document discusses, among other things, a system for translocating a multilayer patch. The system includes a support structure having a contact surface for bonding to the patch. The support structure has a shape configured to support the patch following separation of the patch from a surrounding tissue. | 01-15-2015 |
| 20150025510 | LASER DEVICE AND PROCESS FOR CONFIGURING SUCH LASER DEVICE - A process for configuring a laser device comprising: selecting a pulse length within a range from 1 ps to 1 ns; selecting a wavelength for the laser radiation within a range from 300 nm to 400 nm or within a range from 800 nm to 1100 nm; ascertaining a set of parameter values of the laser device that when the laser device is operated with these parameter values a two-dimensionally extensive separation of tissue of human corneal or lenticular tissue is achieved by stringing together local sites of damage, the set of parameter values including the selected pulse length, the selected wavelength, and values for at least one of the following parameters: a pulse energy, a pulse repetition rate, a fluence per radiation pulse, a number of pulses per site of damage, a scanning speed of a scanning apparatus of the laser device, and a focus diameter. | 01-22-2015 |
| 20150032090 | IN SITU DETERMINATION OF REFRACTIVE INDEX OF MATERIALS - A laser eye surgery system focuses light along a beam path to a focal point having a location within a lens of the eye. The refractive index of the lens is determined in response to the location. The lens comprises a surface adjacent a second material having a second refractive index. The beam path extends a distance from the surface to the focal point. The index is determined in response to the distances from the surface to the targeted focal point and from the surface to the actual focal point, which corresponds to a location of a peak intensity of an optical interference signal of the focused light within the lens. The determined refractive index is mapped to a region in the lens, and may be used to generate a gradient index profile of the lens to more accurately place laser beam pulses for incisions. | 01-29-2015 |
| 20150038950 | LASER PROBE WITH A REPLACEABLE OPTIC FIBER - A laser probe with a replaceable optic fiber may include a reusable handle, a reusable housing tube, a reusable handle adapter, a reusable machine adapter, and a replaceable optic fiber. The handle adapter may interface with a proximal end of the handle. The machine adapter may interface with a surgical machine. The replaceable optic fiber may include an optic fiber having a first optic fiber end and a second optic fiber end, a first connector, and a second connector. The optic fiber may be disposed within the first connector and the second connector. The first connector may be temporarily fixed within the handle adapter and the second connector may be temporarily fixed within the machine adapter. | 02-05-2015 |
| 20150051591 | OPHTHALMIC LASER SURGICAL APPARATUS - An ophthalmic laser surgical apparatus includes an XY scan unit, a light guiding optical element, an objective lens, and a Z scan unit. The XY scan unit includes a deflecting device for deflecting the pulsed laser beam, and scans the pulsed laser beam in a direction crossing an optical axis. The light guiding optical element is provided downstream of the deflecting device on the optical path of the pulsed laser beam. The light guiding optical element has refractive power, and guides the pulsed laser beam. The objective lens causes the pulsed laser beam through the XY scan unit and the light guiding optical element to converge in a tissue of a patient's eye. The Z scan unit varies the optical path length between the light guiding optical element and the objective lens while the objective lens is fixed in position on the optical path. | 02-19-2015 |
| 20150057642 | METHODS OF LASER MODIFICATION ON INTRAOCULAR LENS - A method of modifying a refractive profile of an eye having an intraocular device implanted therein, wherein the method includes determining a corrected refractive profile for the eye based on an initial refractive profile, identifying one or more locations within the intraocular device based on the corrected refractive profile, and directing a pulsed laser beam at the locations to produce the corrected refractive profile. A system of modifying an intraocular device located within an eye, wherein the system includes a laser assembly and a controller coupled thereto. The laser assembly outputs a pulsed laser beam having a pulse width between 300 picoseconds and 10 femtoseconds. The controller directs the laser assembly to output the pulsed laser beam into the intraocular device. One or more slip zones are formed within the intraocular device in response thereto, and the slip zones are configured to modify a refractive profile of the intraocular device. | 02-26-2015 |
| 20150057643 | STEERABLE LASER PROBE - A steerable laser probe may include a handle having a handle distal end and a handle proximal end, an actuation control of the handle, a flexible housing tube having a flexible housing tube distal end and a flexible housing tube proximal end, an optic fiber disposed within an inner portion of the handle and the flexible housing tube, and a cable disposed within the flexible housing tube and the actuation control. A rotation of the actuation control may be configured to gradually curve the flexible housing tube and the optic fiber. A rotation of the actuation control may be configured to gradually straighten the flexible housing tube and the optic fiber. | 02-26-2015 |
| 20150080864 | PRODUCING CUT SURFACES IN A TRANSPARENT MATERIAL BY MEANS OF OPTICAL RADIATION - A method for producing a cut surface in a transparent material using optical radiation. A laser device separates the material using optical radiation and includes an optical unit focussing the radiation along an optical axis into an image field defining an image-field size. A focal position is adjusted transversely along the axis, producing a cut surface extending substantially parallel to the axis and, in projection along the axis, is a curve having a maximum extent. The focus is displaced by adjustment of the focal position along a trajectory curve lying in the cut surface. The cut surface has a maximum extent which is greater than the image-field size. The focal position is moved transverse to the axis along the curve. The image field is displaced transversely, and the focal position is adjusted in an oscillating fashion along the axis on the curve between an upper and lower axial focus position. | 03-19-2015 |
| 20150088103 | Patient Interface for Ophthalmological, Optical Therapy and Diagnosis Device - A patient interface for coupling an ophthalmological application head to an eye of a patient includes a patient-sided interface structure to be coupled to the eye of a patient, and a source-sided interface structure for rigidly coupling the patient interface to the application head or an intermediate element. The source-sided interface structure comprises a first source-sided patient interface coupler and a second source-sided patient interface coupler The first source-sided patient interface coupler is designed to restrict the mobility of the patient interface relative to the application head or the intermediate element by providing a coupling with a first patient interface coupler counterpiece of the application head or the intermediate element. The second source-sided patient interface coupler is designed to rigidly couple the patient interface to the application head or the intermediate element while the first source-sided patient interface coupler is coupled with the first patient interface coupler counterpiece by providing a coupling with a second patient interface coupler counterpiece of the application head or the intermediate element. | 03-26-2015 |
| 20150105759 | IRIS REGISTRATION METHOD AND SYSTEM - A method that includes illuminating an eye with light at a first time and a second time and generating a first image of the eye based on the light that illuminates the eye at the first time. The method includes generating a second image of the eye based on the light that illuminates the eye at the second time. The method further includes positioning a laser source relative to the eye, wherein the laser source generates a therapeutic laser beam to be directed to the eye, wherein the first time is just prior to the therapeutic laser beam being directed to the eye and the second time is prior to the first time. The method further includes correcting orientation of the laser source relative to the eye based on a correlation function that is defined for the first and second images of the eye. | 04-16-2015 |
| 20150126979 | Method for Modifying the Refractive Index of an Optical Material - An optical device comprising an optical hydrogel with select regions that have been irradiated with laser light having a pulse energy from 0.01 nJ to 50 nJ and a wavelength from 600 nm to 900 nm. The irradiated regions are characterized by a positive change in refractive index of from 0.01 to 0.06, and exhibit little or no scattering loss. The optical hydrogel is prepared with a hydrophilic monomer. | 05-07-2015 |
| 20150133900 | ACCOMMODATION COMPENSATION SYSTEMS AND METHODS - Methods and systems for obtaining an ocular aberration measurement of an eye of a patient are provided. Exemplary techniques involve obtaining a first induced metric for the eye that corresponds to a first accommodation state of the eye, obtaining a second induced metric for the eye that corresponds to a second accommodation state of the eye, and determining a natural metric of the eye based on the first and second induced metrics. An induced metric may include a pupil size or a spherical aberration. Techniques can also include determining a target metric for the eye base on the natural metric, determining whether an actual metric of the eye meets the target metric, obtaining an ocular aberration measurement of the eye if the actual metric meets the target metric, and determining a treatment for the eye based on the ocular aberration measurement. | 05-14-2015 |
| 20150141970 | STEERABLE LASER PROBE - A steerable laser probe may include a handle, an actuation mechanism of the handle, an optic fiber, and a housing tube. The housing tube may include a first housing tube portion having a first stiffness and a second housing tube portion having a second stiffness. The second stiffness may be greater than the first stiffness. The optic fiber may be disposed within the housing tube and within an inner bore of the handle. A portion of the optic fiber may be fixed to an inner portion of the housing tube. | 05-21-2015 |
| 20150148786 | REFLEX COAXIAL ILLUMINATOR - A mirror for an ophthalmic laser treatment device that is movable on an axis from a position in a treatment laser beam path to a position out of the treatment laser beam path. The mirror reflects light from a light source into the eye of a patient. The mirror is biased towards a position in the path and is moved out of the path by an actuator just long enough for the laser treatment to be applied and without noticeable interruption to viewing by a user. | 05-28-2015 |
| 20150148787 | STEERABLE LASER PROBE - A steerable laser probe may include a handle, an actuation structure of the handle, a housing tube, a wire having a pre-formed curve, and an optic fiber disposed within the housing tube and an inner bore of the handle. The housing tube may include a first housing tube portion having a first stiffness and a second housing tube portion having a second stiffness. The second stiffness may be greater than the first stiffness. A compression of the actuation structure may curve or straighten the housing tube. A decompression of the actuation structure may curve or straighten the housing tube. | 05-28-2015 |
| 20150305937 | TEST DEVICE FOR CALIBRATING A LASER DEVICE - A test device to calibrate the pulse energy of a laser device which provides pulsed laser radiation includes a measuring head with multiple measuring probes. The test device is used in such a way that by means of the laser radiation, multiple test ablations are made on a test surface, in an arrangement corresponding to the relative spatial arrangement of the measuring probes, and the depths of the test ablations are then measured, with simultaneous use of the multiple measuring probes of the measuring head. | 10-29-2015 |
| 20150305941 | DEVICE AND PROCESS FOR MACHINING THE CORNEA OF A HUMAN EYE WITH FOCUSED PULSED LASER RADIATION - A device for generating at least one continuous slit-like incision ( | 10-29-2015 |
| 20150320599 | NONLINEAR OPTICAL PHOTODYNAMIC THERAPY (NLO-PDT) OF THE CORNEA - The embodiments include method of nonlinear optical photodynamic therapy of tissue including the steps of providing pulsed infrared laser light for two-photon excited fluorescence tissue exposure, and selectively focusing the pulsed infrared laser light within the tissue at a focal plane to activate a photosensitizing agent to generate free radicals within a highly resolved axial and lateral spatial domain in the tissue. The invention is also directed to an apparatus for performing nonlinear optical photodynamic therapy of tissue including a pulsed infrared laser for providing two-photon excited fluorescence beam tissue exposure, a scanner for selectively and controllably moving the tissue and the beam relative to each other, and optics for selectively focusing the pulsed infrared laser light within the tissue at a point in a focal plane to activate a photosensitizing agent to generate free radicals within a highly resolved axial and lateral spatial domain in the tissue. | 11-12-2015 |
| 20150328043 | STEERABLE LASER PROBE - A steerable laser probe may include a handle, an actuation lever, an optic fiber, and a housing tube. The housing tube may have a first housing tube portion having a first stiffness and a second housing tube portion having a second stiffness. The second stiffness may be greater than the first stiffness. The optic fiber may be disposed within the housing tube and within an inner bore of the handle. An actuation of the actuation lever about a pivot pin of the handle may gradually curve the optic fiber. An actuation of the actuation lever about the pivot pin of the handle may gradually straighten the optic fiber. | 11-19-2015 |
| 20150328045 | Precise Targeting Of Surgical Photodisruption - Techniques, apparatus and systems for laser surgery including imaging-guided surgery techniques, apparatus and systems. | 11-19-2015 |
| 20150335476 | STEERABLE LASER PROBE - A steerable laser probe may include a handle, and inner bore of the handle, an actuation lever of the handle, a housing tube, and an optic fiber disposed within the inner bore of the handle and the housing tube. The housing tube may have a first housing tube portion having a first stiffness and a second housing tube portion having a second stiffness. The second stiffness may be greater than the first stiffness. | 11-26-2015 |
| 20150342584 | SMALL GAUGE INSTRUMENTS FOR MICRO SURGERY - A surgical system combines a cannula and an instrument in a manner that allows small gauge instruments to be used effectively, with little or no bending with respect to the manipulating proximal side of the instrument. Such design overcomes the shortcomings of prior art, and applies to various microsurgical procedures, including ophthalmology, allowing the use of smaller endo-photocoagulation probes, illumination probes, combination probes, vitrectors, scissors, manipulators, picks, diathermy, and others. By using smaller gauge, patient recovery is expected to be faster. | 12-03-2015 |
| 20150342782 | Treatment Systems for Vitreous Floaters - In accordance with the present invention, a system and method are provided for using a computer-controlled, laser system to perform a partial vitrectomy of the vitreous humor in an eye. Operationally, an optical channel is first defined through the vitreous humor. Vitreous and suspended deposits (floaters) in the optical channel are then ablated and in some cases removed (e.g. aspirated) from the optical channel. In some instances, a clear liquid can be introduced into the optical channel to replace the ablated matter, and to thereby establish unhindered transparency in the optical channel. | 12-03-2015 |
| 20150342783 | STEERABLE LASER PROBE - A steerable laser probe may include a handle, an actuation structure, an optic fiber, and a housing tube. The housing tube may include a first housing tube portion having a first stiffness and a second housing tube portion having a second stiffness. The second stiffness may be greater than the first stiffness. The optic fiber may be disposed within the housing tube and within an inner bore of the handle. A compression of the actuation structure may be configured to gradually curve the optic fiber. A decompression of the actuation structure may be configured to gradually straighten the optic fiber. | 12-03-2015 |
| 20150343236 | DRUGEN TREATMENT METHOD AND METHOD FOR CONTROLLING DRUGEN TREATMENT DEVICE - The present invention relates to a drugen treatment method and a method for controlling a drugen treatment device. The present invention provides a drugen treatment method comprising the steps of: confirming a location of drugen in a fundus of a patient; determining a treatment area by including a location on which the drugen exists; and removing the drugen by transferring energy to the treatment area. | 12-03-2015 |
| 20150351630 | METHOD FOR ALIGNING A SYSTEM, AND SYSTEM FOR DETECTING POSITION DATA OF AT LEAST ONE ELEMENT IN THE FRONT REGION OF AN EYE - Disclosed is a method for aligning a system for detecting position data of at least one element in the front region of an eye, said system comprising at least a first system component and a second system component. | 12-10-2015 |
| 20150359602 | BASIS DATA EVALUATION SYSTEMS AND METHODS - Systems, methods, and computer program products are provided for the administration of ablation profiles during refractive surgery treatments. Basis data framework techniques enable the implementation of ablation profiles having various shapes, resulting in increased ablation accuracy when treating certain vision conditions. Exemplary basis data architecture approaches are configured to efficiently operate with annular, elliptical, and slit laser beam shapes. | 12-17-2015 |
| 20150359673 | DISPLAY FOR OPHTHALMIC SURGICAL CONSOLE WITH USER-SELECTABLE SECTORS - An ophthalmic surgical system includes a display device and a user interface. The display device generates a display on an image of a patient's eye comprising a plurality of non-overlapping display sectors. Each display sector displays one of a plurality of user-selectable surgical parameters. A user interface receives a user selection of one or more of the user-selectable surgical parameters to be displayed. | 12-17-2015 |
| 20160000605 | PRESBYOPIC VISION CORRECTION WITH CONTROLLED 3-D PATTERNED MECHANICAL WEAKENING OF SCLERAL TISSUE - Treatments to improve ocular conditions such as presbyopia are provided. Structural (mechanical) weakening of the sclera is accomplished through the formation of a 3-D pattern of laser foci in the sclera resulting in an increase in the range of ocular accommodation. | 01-07-2016 |
| 20160015565 | LASER PROBE WITH A REPLACEABLE OPTIC FIBER - A laser probe with a replaceable optic fiber may include a reusable handle, a reusable housing tube, a reusable handle adapter, a reusable machine adapter, and a replaceable optic fiber. The handle adapter may interface with a proximal end of the handle. The machine adapter may interface with a surgical machine. The replaceable optic fiber may include an optic fiber having a first optic fiber end and a second optic fiber end, a first connector, and a second connector. The optic fiber may be disposed within the first connector and the second connector. The first connector may be temporarily fixed within the handle adapter and the second connector may be temporarily fixed within the machine adapter. | 01-21-2016 |
| 20160022491 | Interventional Treatments for VitreoRetinal-Interface Syndromes - A system and method are provided for treating VitreoRetinal-Interface Syndromes (VRS) by using a femtosecond laser system to relieve vitreoretinal adhesions in an eye. Operationally, fibers in the vitreous body are severed by the laser system to create Posterior Vitreous Detachments (PVD) that relieve the adhesions. In a first embodiment for the present invention, tissue material on selected planes within the vitreous body is photoaltered to sever the fibers. Sequentially, or alternatively, to the first embodiment, in another embodiment, fibers at or near the vitreoretinal interface of the eye are photoaltered for this same purpose. | 01-28-2016 |
| 20160030243 | TECHNIQUE FOR LASER-CUTTING AN ENDOTHELIAL CORNEAL GRAFT - A method for preparing an endothelial corneal graft is provided. The method comprises: providing a donor cornea; irradiating the donor cornea from an endothelial side thereof with laser radiation to cause a photodisruption in tissue of the donor cornea at a focal point of the radiation; and moving the focal point of the radiation to form an endothelial graft in the donor cornea. By irradiating the donor cornea from the endothelial side thereof, instead of the epithelial side, to cut the endothelial graft, optical inhomogeneities which may develop after death in stromal tissue of the donor cornea leave the laser cutting process substantially unaffected. | 02-04-2016 |
| 20160045366 | STEERABLE LASER PROBE - A steerable laser probe may include a handle, an actuation structure of the handle, a housing tube, a flexible tube, an optic fiber, and a wire having a pre-formed curve. The flexible tube may be disposed within the housing tube wherein a distal end of the flexible tube projects out from a distal end of the housing tube. The optic fiber may be disposed within an inner bore of the handle, the housing tube, and the flexible tube. The wire may be disposed within the housing tube. | 02-18-2016 |
| 20160051405 | OPHTHALMOLOGICAL LASER TREATMENT SYSTEM - An ophthalmological laser treatment system comprising a laser source ( | 02-25-2016 |
| 20160066995 | STEERABLE LASER PROBE - A steerable laser probe may include a handle having a handle, a housing sleeve, a first portion of the housing sleeve having a first stiffness, a second portion of the housing sleeve having a second stiffness, an actuation control of the handle, an optic fiber disposed in an inner bore of the handle and the housing sleeve, and a shape memory wire having a pre-formed curve. An actuation of the actuation control may be configured to gradually curve the housing sleeve and the optic fiber. An actuation of the actuation control may be configured to gradually straighten the housing sleeve and the optic fiber. | 03-10-2016 |
| 20160067086 | DEVICES AND METHODS FOR NON-INVASIVE MULTI-WAVELENGTH PHOTOBIOMODULATION FOR OCULAR TREATMENTS - An ophthalmic phototherapy device and associated treatment methods to expose an eye to selected multi-wavelengths of light to promote the healing of damaged or diseased eye tissue. The device includes a housing having an interior; an eyepiece disposed on the housing and configured and arranged for placement of an eye of the patient adjacent the eyepiece; a first light source producing a first light beam having a first therapeutic wavelength and disposed within the housing; a second light source producing a second light beam having a second therapeutic wavelength and disposed within the housing, where the second therapeutic wavelength differs from the first therapeutic wavelength by at least 25 nm. | 03-10-2016 |
| 20160067087 | WEARABLE DEVICES AND METHODS FOR MULTI-WAVELENGTH PHOTOBIOMODULATION FOR OCULAR TREATMENTS - A wearable ophthalmic phototherapy device and associated treatment methods to expose an eye to selected multi-wavelengths of light to promote the healing of damaged or diseased eye tissue. The device includes a frame having a front piece and two earpieces extending from the front piece; and at least one light source producing a light beam having a therapeutic wavelength and disposed within or on the frame. The devices can include multiple different light sources to produce light with therapeutic wavelengths that differs from each other by at least 25 nm. | 03-10-2016 |
| 20160067094 | STEERABLE LASER PROBE - A steerable laser probe may include a handle having a handle distal end and a handle proximal end, an actuation control of the handle, a flexible housing tube having a flexible housing tube distal end and a flexible housing tube proximal end, an optic fiber disposed within an inner portion of the handle and the flexible housing tube, and a cable disposed within the flexible housing tube and the actuation control. A rotation of the actuation control may be configured to gradually curve the flexible housing tube and the optic fiber. A rotation of the actuation control may be configured to gradually straighten the flexible housing tube and the optic fiber. | 03-10-2016 |
| 20160067095 | SYSTEMS AND METHODS FOR SYNCHRONIZED THREE-DIMENSIONAL LASER INCISIONS - Embodiments of this invention generally relate to ophthalmic laser procedures and, more particularly, to systems and methods for creating synchronized three-dimensional laser incisions. In an embodiment, an ophthalmic surgical laser system comprises a laser delivery system for delivering a pulsed laser beam to a target in a subject's eye, an XY-scan device to deflect the pulsed laser beam, a Z-scan device to modify a depth of a focus of the pulsed laser beam, and a controller configured to synchronize an oscillation of the XY-scan device and an oscillation of the Z-device to form an angled three-dimensional laser tissue dissection. | 03-10-2016 |
| 20160074215 | MACULAR SPARING CONTROL METHOD AND CONTROL SYSTEM FOR OPHTHALMIC LASER TREATMENT DEVICE - A macular sparing control method and control system for an ophthalmic laser treatment device. The method comprises: during fundus treatment by using a laser treatment device, automatically controlling a switch of the laser treatment device by using a control system; when a laser spot irradiates onto a macular area, stopping excitation of the laser treatment device; and when the laser spot leaves the macular area, starting excitation of the laser treatment device. Damages to macula lutea can be effectively avoided by designing a macular sparing system for laser treatment and another field. During a surgical operation, a surgeon can focus on treatment of an affected part without considering the problem of safety, operation can be performed more efficiently and boldly, and accordingly, the operation efficiency is increased, more comprehensive treatment is realized, and pain of a patient can be relieved to a maximum extent. | 03-17-2016 |
| 20160074216 | SYSTEM AND METHOD FOR DETERMINING DOSIMETRY IN OPHTHALMIC PHOTOMEDICINE - A system and method for treating ophthalmic target tissue, including a light source for generating a beam of light, a beam delivery system that includes a scanner for generating patterns, and a controller for controlling the light source and delivery system to create a dosimetry pattern of the light beam on the ophthalmic target tissue. One or more dosage parameters of the light beam vary within the dosimetry pattern, to create varying exposures on the target tissue. A visualization device observes lesions formed on the ophthalmic target tissue by the dosimetry pattern. The controller selects dosage parameters for the treatment beam based upon the lesions resulting from the dosimetry pattern, either automatically or in response to user input, so that a desired clinical effect is achieved by selecting the character of the lesions as determined by the dosimetry pattern lesions. | 03-17-2016 |
| 20160074221 | FEMTOSECOND LASER APPARATUS FOR PLASMA INDUCED VITREOUS ABLATION IN THE EYE - An electronic SLO/OCT ophthalmoscope is equipped with a femtosecond (fs) laser for intra- or preretinal therapeutic use in the posterior segment of the eye. In one application the retina photoreceptor mosaic or Bruch's membrane is disrupted in such pattern that minimizes loss of visual functioning but reduces metabolic load of the outer retina. Using a beam splitter, one embodiment combines the SLO/OCT scanning beams with the therapeutic fs beam and an aiming beam. The therapeutic channel uses an independent x/y positioner and micro-deflector. Because the duty cycle is appropriate, a second embodiment can use the SLO/OCT scanners to also simultaneously scan a modulated therapeutic laser beam. A biometric OCT probe can be integrated in both configurations for focusing purpose. | 03-17-2016 |
| 20160074223 | STEERABLE LASER PROBE - A steerable laser probe may include a handle having a handle distal end and a handle proximal end, an actuation control of the handle, a housing tube having a housing tube distal end and a housing tube proximal end, a first housing tube portion having a first stiffness, a second housing tube portion having a second stiffness, an optic fiber disposed within an inner portion of the handle and the housing tube, and a cable disposed within the housing tube and the actuation control. A rotation of the actuation control may be configured to gradually curve the housing tube and the optic fiber. A rotation of the actuation control may be configured to gradually straighten the housing tube and the optic fiber. | 03-17-2016 |
| 20160074224 | STEERABLE LASER PROBE - A steerable laser probe may include an actuation structure, a nosecone fixed to the actuation structure by one or more links and one or more link pins, a flexible housing tube, and an optic fiber disposed in the flexible housing tube and the actuation structure. A compression of the actuation structure may be configured to gradually curve the flexible housing tube and the optic fiber. A decompression of the actuation structure may be configured to gradually straighten the flexible housing tube and the optic fiber. | 03-17-2016 |
| 20160081853 | SYSTEM AND METHOD FOR MEASURING TILT - A method of generating three dimensional shapes for a cornea and lens of an eye, the method including illuminating an eye with multiple sections of light and obtaining multiple sectional images of said eye based on said multiple sections of light. For each one of the obtained multiple sectional images, the following processes are performed:
| 03-24-2016 |
| 20160081855 | STEERABLE LASER PROBE - A steerable laser probe may include a handle having a handle distal end and a handle proximal end, a plurality of actuation controls of the handle, a housing tube having a housing tube distal end and a housing tube proximal end, and an optic fiber disposed within an inner bore of the handle and the housing tube. An actuation of an actuation control of the plurality of actuation controls may gradually curve the housing tube. A gradual curving of the housing tube may gradually curve the optic fiber. An actuation of an actuation control of the plurality of actuation controls may gradually straighten the housing tube. A gradual straightening of the housing tube may gradually straighten the optic fiber. | 03-24-2016 |
| 20160106582 | VACUUM LOSS DETECTION DURING LASER EYE SURGERY - A laser eye surgery system that has a patient interface between the eye and the laser system relying on suction to hold the interface to the eye. The patient interface may be a liquid-filled interface, with liquid used as a transmission medium for the laser. During a laser procedure various inputs are monitored to detect a leak. The inputs may include a video feed of the eye looking for air bubbles in the liquid medium, the force sensors on the patient interface that detect patient movement, and vacuum sensors directly sensing the level of suction between the patient interface and the eye. The method may include combining three monitoring activities with a Bayesian algorithm that computes the probabilities of an imminent vacuum loss event. | 04-21-2016 |
| 20160113816 | SCLERAL TRANSLOCATION ELASTO-MODULATION METHODS AND APPARATUS - A laser delivery system is configured to delivery light energy to soften and realign the tissue of the eye in order to increase accommodation and treat glaucoma. The laser system can be configured to increase a circumlental space of the eye and increase movement of a posterior vitreous zonule in order to increase accommodation. The light energy may comprise wavelengths strongly absorbed by collagen of the sclera. In many embodiments a heat sink is provided to couple to the conjunctiva and the heat sink comprises a material transmissive to the light energy absorbed by collagen, for example Zinc Selenide. The heat sink can be chilled to inhibit damage to the conjunctiva of the eye. In many embodiments, one or more layers of the epithelium of the eye remain substantially intact above the zone where the eye has been treated when the heat sink has been removed. | 04-28-2016 |
| 20160120698 | STEERABLE LASER PROBE - A steerable laser probe may include a handle having a handle distal end and a handle proximal end, an actuation control of the handle, a flexible housing tube having a flexible housing tube distal end and a flexible housing tube proximal end, an optic fiber disposed within an inner portion of the handle and the flexible housing tube, and a cable disposed within the flexible housing tube and the actuation control. A rotation of the actuation control may be configured to gradually curve the flexible housing tube and the optic fiber. A rotation of the actuation control may be configured to gradually straighten the flexible housing tube and the optic fiber. | 05-05-2016 |
| 20160120699 | VITRECTOMY PROBE WITH AN OPTICAL FIBER SCANNER - A vitrectomy probe for treating an eye of a patient, the probe including a body arranged for grasping by a surgeon, and a photodisruption element extending from the body. The photodisruption element includes a needle having a main lumen extending from the body, the needle comprising a port at an end, a fiber cannula within the main lumen, the fiber cannula having a fiber lumen, and an optical fiber within the fiber lumen, the optical fiber being mechanically agitatable within the fiber lumen. | 05-05-2016 |
| 20160128871 | Grid Pattern Laser Treatment and Methods - Embodiments of the invention provide systems and methods for treating the retina and/or other areas of a patient's eye. The procedures may involve using one or more treatment beams (e.g., lasers) to cause photocoagulation or laser coagulation to finely cauterize ocular blood vessels and/or prevent blood vessel growth to induce one or more therapeutic benefits. In other embodiments, a series of short duration light pulses (e.g., between 5-15 microseconds) may be delivered to the retinal tissue with a thermal relaxation time delay between the pulse to limit the temperature rise of the target retinal tissue and thereby limit a thermal effect to only the retinal pigment epithelial layer. Such procedures may be used to treat diabetic retinopathy, macular edema, and/or other conditions of the eye. The treatment beam may be delivered within a treatment boundary or pattern defined on the retina of the patient's eye. | 05-12-2016 |
| 20160135988 | RETINAL PROSHESIS TECHNIQUES - Apparatus is provided, including an external device, including a mount, placed in front of an eye, and a laser which emits toward the eye radiation that is outside of 380-750 nm. The apparatus additionally includes an intraocular device which is implanted entirely in the eye, and includes an energy receiver, a plurality of stimulating electrodes, a plurality of photosensors, and driving circuitry coupled to the energy receiver and to the photosensors, and configured to drive the electrodes to apply currents to a retina of the eye in response to the signals from the photosensors. The photosensors are (a) generally insensitive to the energy from the laser, and (b) generally sensitive to visible light. Other applications are also described. | 05-19-2016 |
| 20160143775 | DEVICE FOR PROTECTING EYE TISSUE DURING LASER TREATMENTS - A device for protecting tissue when treating an eye using a laser beam generated by a laser system and deflected by a scanner system comprises an eye model, a control data module and a processor. The eye model comprises eye data which define dimensions and locations of eye structures. The control data module is configured to register control data which define beam parameters of the laser beam and a scanning pattern for the laser beam. The processor is configured to simulate by computation a light spot moving on or in an eye structure on the basis of the eye data and the control data, to add up, for a plurality of measurement points of the eye structure and continuously, a beam dose emitted at the relevant measurement point by the moving light spot and to generate an emergency signal if a dose limit D | 05-26-2016 |
| 20160144580 | HIGH NUMERICAL APERTURE OPTOMECHANICAL SCANNER FOR LAYERED GRADIENT INDEX MICROLENSES, METHODS, AND APPLICATIONS - A high numerical aperture opto-mechanical scanner for writing refractive index modifications includes a fast axis scanner having a fast scanning axis. A waveform generator is electrically coupled to the fast axis scanner, and a waveform is provided by the waveform generator which defines a fast scan of the fast axis scanner. A scanning lens assembly is mechanically coupled to the fast axis scanner, the scanning lens assembly having a NA greater than 0.5 and a scanning lens motion along the fast scanning axis. A femtosecond laser is optically coupled through the scanning lens assembly to a surface of a material, creating a femtosecond laser light scanning pattern to write the refractive index modifications into the material. A method for writing refractive index modifications using a high numerical aperture opto-mechanical scanner is also described. | 05-26-2016 |
| 20160158058 | CONTACT LENS AND OPHTHALMIC TREATMENT DEVICE HAVING SAME - A contact lens, according to the present invention, comprises: a housing having a light-incident part on which a therapeutic beam oscillated from a beam generation part is incident, and a light-emitting part for guiding the therapeutic beam incident from the light-incident part to an eyeball; a first sensing part arranged between the light-incident part and the light-emitting part so as to sense the reaction occurring in a healing site of the eyeball on which the therapeutic beam is irradiated; and a second sensing part arranged in a region of the light-emitting part spaced from the first sensing part so as to sense whether contact has been made with the eyeball. | 06-09-2016 |
| 20160158061 | TECHNIQUE FOR SETTING ENERGY-RELATED LASER-PULSE PARAMETERS - A method for energy setting of pulsed, focused laser radiation is provided. In the method, a relationship between a threshold pulse energy required for causing irreversible damage in a material and a pulse duration is established. The relationship allows for obtaining a threshold pulse energy for each of a plurality of pulse durations, including one or more pulse durations in a range between 200 fs and smaller. The relationship defines a decreasing threshold pulse energy for a decreasing pulse duration in the range between 200 fs and smaller. For a given pulse duration in the range between 200 fs and smaller, an associated threshold pulse energy is determined based on the established relationship. The pulse energy of the laser radiation is set based on the determined associated threshold pulse energy. | 06-09-2016 |
| 20160159893 | Use of a VEGF Antagonist in Treating Retinopathy of Prematurity - The present invention relates to the use of a VEGF antagonist in the treatment of retinal neovascular disorders in infants. In particular, the invention provides a method for treating an infant having retinopathy of prematurity (ROP), wherein said method comprises administering to the eye of an infant a VEGF antagonist that either does not enter or is rapidly cleared from the systemic circulation. The term “infant” is typically used to refer to young children from birth up to the age of 12 months. The VEGF antagonist may be administered intravitreally, e.g. through injection, or topically, e.g. in form of eye drops. | 06-09-2016 |
| 20160175143 | BSS-Only Multi-Spot Laser Probe | 06-23-2016 |
| 20160175144 | Multi-Spot Laser Probe With Molded Micro-Optical Glass Element | 06-23-2016 |
| 20160175145 | Wavefront Correction For Ophthalmic Surgical Lasers | 06-23-2016 |
| 20160175146 | LIQUID LOSS DETECTION DURING LASER EYE SURGERY | 06-23-2016 |
| 20160184136 | CAPSULAR MEMBRANE TREATMENTS TO INCREASE ACCOMMODATIVE AMPLITUDE - This apparatus treats the lens capsule so as to increase accommodation of the eye. The treatment of the lens capsule may comprise treating a portion of the lens capsule so as to stiffen the treated portion and improve accommodation of the eye. The intermediate portion of the lens capsule may be located between an optically used central portion of the lens capsule and a peripheral portion of the lens capsule connected to zonules of the eye. The stiffened intermediate portion of the lens capsule can improve coupling of the peripheral portion of the lens capsule to the central portion of the lens capsule, such that an amount of accommodation of the optically used central portion of the lens is increased. As the force of the lens capsule to a lens disposed within the lens capsule is increased, the lens may comprise the natural lens of the eye or an artificial lens such as an accommodative IOL. The treatment of the eye to stiffen the intermediate portion may comprise application of one or more of an energy or a substance to the intermediate portion. | 06-30-2016 |
| 20160199227 | SYSTEM AND PROCESS FOR RETINA PHOTOTHERAPY | 07-14-2016 |
| 20160250067 | LASER EYE SURGERY APPARATUS AND ABERRATION COMPENSATION METHOD | 09-01-2016 |
| 20160250068 | CONFOCAL LASER EYE SURGERY SYSTEM AND IMPROVED CONFOCAL BYPASS ASSEMBLY | 09-01-2016 |
| 20180021088 | OPTIC FIBER FIXTURES FOR ILLUMINATED LASER PROBES | 01-25-2018 |
| 20190142633 | FEMTOSECOND LASER OPHTHALMIC SURGERY DOCKING CONE IMAGE PROCESSING AND PRESENTATION | 05-16-2019 |
| 20190142636 | DEVICES AND METHODS FOR NON-INVASIVE MULTI-WAVELENGTH PHOTOBIOMODULATION FOR OCULAR TREATMENTS | 05-16-2019 |
