Entries |
Document | Title | Date |
20080200920 | Lens Delivery System - A lens delivery system having a plunger rod with a sliding block reinforcing member. The sliding block rides on and along with the plunger rod and helps to reinforce the plunger rod against bending or buckling during use. | 08-21-2008 |
20080200921 | Lens Delivery System - A lens delivery system having a plunger rod with a plurality of elastomeric wipers that frictionally and slidably engage the interior bore of the delivery system handpiece. Alternatively, the elastomeric wipers can be located on the bore and frictionally and slidably engage the plunger rod. The amount of frictional engagement by the wipers can be varied and controlled by adjusting the geometry, size or material properties (modulus of elasticity) of the wipers. The wipers help to provide feedback to the user, and also help provide more even, consistent force throughout the full range of travel of the plunger rod. | 08-21-2008 |
20080200922 | Apparatus for inserting flexible medical implant - A device for injecting flexible implants, such as an implantable collamer lens (ICL) is disclosed. In a preferred embodiment it includes, a chamber in which the implant is placed, an injection tube through which the implant will pass, the chamber and tube forming a channel along which is a guide. | 08-21-2008 |
20080208207 | Surgical System For Indication of Media Types - A surgical system includes a surgical instrument, an aspiration flow rate measurement device, a vacuum force measurement device, and an indicator. The surgical instrument has an aspiration portion and is located in a media type. The aspiration flow rate measurement device is configured to measure the flow rate generated by the aspiration portion. The vacuum force measurement device is configured to measure the vacuum force generated by the aspiration portion. The indicator provides an indication of the media type in which the surgical instrument is located. The indication is based on aspiration flow rate measurement information, vacuum force measurement information, and an operation and configuration of the surgical instrument. | 08-28-2008 |
20080221584 | Lens Delivery System - A lens delivery system delivery system having a plunger, an injector body and a nozzle portion connected to the injector body. A sliding gate is attached to a flange located on the proximal end of the injector body. The gate engages a receptor slot in the plunger and prevents movement of the plunger until released. | 09-11-2008 |
20080221585 | Lens Delivery System Cartridge - A cartridge for an IOL delivery system that folds open along its longitudinal axis on two pairs of hinges. The interior of the cartridge is hollow and contains a folding chamber connected to a nozzle. The folding chamber has a pair of rails that help to assist in providing an initial fold of the IOL and help prevent rotation of the IOL during injection. | 09-11-2008 |
20080243138 | INSERTION SYSTEM FOR CORNEAL IMPLANTS - Provided therein are apparatuses, systems and methods for storing and retrieving a corneal implant and for delivering the corneal implant in or on the cornea. In an embodiment, a insertion system comprises an inserter for delivering a corneal implant to a desired location in or on the cornea. The inserter has a holding space at its distal end for holding a corneal implant therein. A solution may substantially fill the holding space with the corneal implant to keep the implant hydrated and to hold the implant in the holding space by the surface tension of the solution. The corneal implant may be preloaded in the holding space of the inserter and stored in a storage container filled with storage fluid, e.g., saline, until use. To deliver the corneal implant, the inserter is positioned at the desired location, and the corneal implant released from the holding space of the inserter. | 10-02-2008 |
20080243139 | Method for assembling a ring used in a small pupil phaco procedure - A ring that can maintain a pupil in an extended position during an ophthalmic procedure. The ring has a plurality of loops that capture iris tissue. The ring is configured to extend the pupil when iris tissue is inserted into each loop. An ophthalmic procedure such as phacoemulsification can then be performed on the patient. The ring has a first end and a second end that each have an indent. The ring includes an adhesive that extends into the indents and attaches the first end to the second end. | 10-02-2008 |
20080255577 | Lens Delivery System Cartridge and Method of Manufacture - A cartridge for an IOL delivery system that has a straight thinned walled distal nozzle. The transition region between the tapered folding portion of the cartridge and the nozzle contain reinforcing gussets to help prevent splitting of the cartridge. Flow leaders in the nozzle direct the flow of material during molding at the 12:00 o'clock position, positioning the weld line of the flow front at the 6:00 o'clock position. | 10-16-2008 |
20080255578 | CORNEAL ENDOTHELIAL TISSUE INSERTER - The present invention is a an instrument to be utilized in a procedure to transfer donor endothelial cells to the cornea without injuring or destroying cells during the transfer process. Currently there are no instruments/techniques that facilitate the transfer process. Techniques today include forcing the tissue through a 3-5 mm opening with forceps that crush and damage the tissue. My instrument would allow for the transfer of living endothelial cells with minimal or no trauma. | 10-16-2008 |
20080255579 | Implantation Tool for Intraocular Lenses - The object of the invention is to permit a smooth advance movement of intraocular lenses ( | 10-16-2008 |
20080269769 | SYSTEM AND METHOD FOR PREPARING A CORNEAL GRAFT | 10-30-2008 |
20080269770 | Intraocular Lens Injector Subassembly - An IOL injector subassembly, comprising a lens cartridge, an IOL, and a fastener connected to the lens cartridge arranged to maintain the IOL in a position disposed over at least a portion of the first lumen segment and over at least the second lumen segment. A method for facilitating loading of an IOL injector, comprising removing the fastener, and rotating the first portion relative to the second portion to fold the IOL. | 10-30-2008 |
20080269771 | Method and apparatus for ophthalmic surgery - In one embodiment of the invention, an endothelial keratoplasty device includes a distal portion with first and second holes. A vacuum is applied, via the holes, to stromal tissue of donor ophthalmic tissue. This helps the corneal surgeon insert the donor tissue into the patient's eye and couple the donor tissue to the patient's tissue, all while limiting trauma to the endothelial cells of the donor tissue. Irrigating liquid may also be administered to the patient's eye via the aforementioned holes or additional holes, ports, or voids. The irrigating fluid may remove the need for use of an anterior chamber maintaining device. Also, a protective lip located on the distal portion of the device, or elsewhere, may help protect delicate endothelial cells on the donor tissue as the donor tissue is inserted into eye. | 10-30-2008 |
20080275461 | Capsular Ring - A capsular guide for conducting capsulorhexis in an eye has a guide ring adapted to be retaine against the capsular bag. In a first version the retaining element is at least one haptic. In another version the retaining element is a second ring flexibly attached to the first ring. | 11-06-2008 |
20080275462 | Intracorneal Lens Insertion System - An opthalmologic lens insertion device that holds a lens between a pair of leaf springs and has a plunger that moves between the leaf springs to eject the lens onto the cornea or into a corneal pocket. | 11-06-2008 |
20080281333 | Ophthalmic Implant Injector and Folding Cartridge - A cartridge ( | 11-13-2008 |
20080312661 | Lens Injector Lumen Tip for Wound Assisted Delivery - A cartridge for an IOL delivery system that is specifically designed to aid in wound assisted IOL delivery. The distal tip of the nozzle has an extended canopy which serves to open the incision and support the IOL. Peripheral protrusions, flanges, or stops extending laterally from the side of the distal tip provide a positive depth limitation, and prevent the full insertion of the nozzle into the incision. In addition, the protrusion provides support to the incision to reduce the tendency of wound damage through tearing. | 12-18-2008 |
20080312662 | Self Sealing Cannula / Aperture Closure Cannula - A cannula having a body, a sealing disc, and a cap. The sealing disc is located within the body and is compressed by the cap. An angled cut in the sealing disc allows microsurgical instruments to be inserted through the cannula into the eye. Upon removal, the cut in the sealing disc closes, preventing the loss of intraocular pressure. | 12-18-2008 |
20080319451 | Post-occlusion chamber collapse suppressing system for a surgical apparatus and method of use - A post-occlusion chamber collapse canceling system for a surgical apparatus that detects the breaking of occlusions by tissue fragments in the distal end of the aspiration path and produces a response consisting in a transitory blockage of the distal end the aspiration path to terminate the chamber collapse and a transitory venting of the aspiration line to relieve the vacuum, in a way that post-occlusion chamber collapses are cancelled. | 12-25-2008 |
20090005788 | Intraocular Lens Injector - An IOL injector, comprising an injector body having a lumen wall defining a lumen, a plunger configured and arranged to move through the lumen, and a sleeve, the sleeve configured and arranged so as to contact at least a portion of the lumen wall and to slidably engage with at least a portion of the plunger. | 01-01-2009 |
20090018548 | Pneumatically-Powered Intraocular Lens Injection Device with Removable Cartridge - A device for injecting an intraocular lens into an eye includes a compartment for holding an intraocular lens, a plunger engaged with the compartment, a nozzle coupled to the compartment, and a pneumatic cylinder. The pneumatic cylinder has a chamber and a cylinder connected to a shaft. The shaft is connected to the plunger. The shaft has teeth located on its surface. A pawl engages the teeth to limit the movement of the shaft to a dispensing direction. Pneumatic pressure introduced into the chamber moves the piston, shaft, and plunger in the dispensing direction so as to push the intraocular lens through the nozzle | 01-15-2009 |
20090024136 | VISCOELASTIC APPLICATOR FOR IOL INSERTION APPARATUS - A system for preparing an intraocular lens (IOL) injector for receipt of an IOL. A manifold mates with an injector cartridge and easily distributes a lubricating agent to a load chamber of the cartridge. The IOL is then transferred into the load chamber. The cartridge may be rotatably coupled to the handpiece, and then converted from a preparation and load position to a delivery position. The manifold may remain external to the load chamber or fit within the load chamber and include a handle that remains outside. One or more internal channels in the manifold lead from one or more inlet ports to surfaces in the load chamber than contact the IOL. | 01-22-2009 |
20090030424 | Surgical device for folding objects and methods of using the same - Disclosed are new and useful three-prong forceps devices for grasping and folding objects such as implanted surgical devices, and methods of use thereof. Certain embodiments of the devices are configured for folding and explanting an intraocular lens from the anterior chamber of the eye of a patient through a small incision in the cornea, reducing trauma to the eye. | 01-29-2009 |
20090030425 | Lens Delivery System - Delivery devices for delivering an ophthalmic device into an eye. In some embodiments the delivery devices are adapted to deliver an intraocular lens into an eye. | 01-29-2009 |
20090036898 | Instrument For Inserting Intraocular Lens - An intraocular lens insertion device for inserting an intraocular lens capable of securely and safely pushing out the lens by a simple structure. An intraocular lens insertion device ( | 02-05-2009 |
20090043313 | INTRAOCULAR LENS INSERTION DEVICE - An intraocular insertion device capable of safely performing discharge operation of a lens by a simpler construction. The intraocular lens insertion device has a body provided with a lens placement section where the lens is placed and a tube section for inserting the lens into an eye and has a plunger for discharging the lens placed on the lens placement section. The lens placement section has an upper holding member and a lower holding member. The upper holding member has a rib projecting on advancement axis A, to the lower side of the lens placement section. The lower holding member has a U-shaped cross-section and is constituted of a left and right pair of uprising sections and a pressing section uniting the uprising sections at their lower ends. | 02-12-2009 |
20090048607 | SYSTEMS AND METHODS FOR PHACOEMULSIFICATION WITH VACUUM BASED PUMPS - The invention is generally directed to systems and methods for ophthalmic surgery, and more particularly to systems and methods for phacoemulsification using vacuum-based aspiration pumps. In accordance with one embodiment, a vacuum-based phacoemulsification system, having a handpiece, includes a subsystem to detect an occlusion occurring at the handpiece during operation. | 02-19-2009 |
20090048608 | TORIC LENSES ALIGNMENT USING PRE-OPERATIVE IMAGES - Proper selection and centering of an intraocular lens (IOL) is provided. An image of an eye, which may be captured during pre-operative tests and provided to a program operable to calculate the power and axis orientation of the IOL, is used to determine the location and orientation of the IOL. This produces an output or placement guide used to properly center and orient an IOL within the eye. | 02-19-2009 |
20090054904 | Methods and devices for eye surgery - A device for removing undesired tissue such as residual tissue, epithelial cells and/or other undesired material(s) from an inner surface of a lens capsule of an eye, includes an elongated body [ | 02-26-2009 |
20090062810 | Surgical edged tool - A blade plate | 03-05-2009 |
20090062811 | DEVICES AND METHODS FOR STORING, LOADING, AND DELIVERING AN INTRAOCULAR LENS - A cartridge for delivering an intraocular lens into the eye of a subject that comprises a body disposed along a longitudinal axis having a distal end and a proximal end, and a tapered lumen disposed along the longitudinal axis having an aperture at the distal end of the body. The aperture and at least a portion of the tapered lumen each consist of an upper portion and a lower portion. The upper portions of the aperture and lumen each have a first width and a cross-section that is generally arcuate. The lower portions of the aperture and lumen each have a cross-section that is generally horizontally disposed and have a second width that is greater than the first width of the aperture and lumen. The cartridge may be loaded with an intraocular lens using a packaging system. The intraocular lens may be placed into the eye of a subject using a corresponding inserter having a pushrod with a saddle disposed at the tip thereof. The intraocular lens is preferably draped over the saddle during insertion. | 03-05-2009 |
20090069817 | INTRASTROMAL CORNEAL MODIFICATION - A method for modifying the curvature of a live cornea to correct a patient's vision. The live cornea is first separated into first and second opposed internal surfaces. Next, a laser beam or a mechanical cutting device can be directed onto one of the first and second internal surfaces, or both, if needed or desired. The laser beam or mechanical cutting device can be then used to incrementally and sequentially ablate or remove a three-dimensional portion of the cornea for making the cornea less curved. An ocular material is then introduced to the cornea to modify the curvature. The ocular material can be either a gel or a solid lens or a combination thereof. In one embodiment, a pocket is formed in the central portion of the cornea to receive an ocular material. In another embodiment, a plurality of internal tunnels are formed in the cornea to receive the ocular material. The ocular material can be either a fluid such as a gel or a solid member. In either case, the ocular material is transparent or translucent, and can have a refractive index substantially the same as the intrastromal tissue of the cornea or a different refractive index from the intrastromal tissue of the cornea. | 03-12-2009 |
20090069818 | Individual Surgical Instruments, Surgical Instrument Set and Method for Inserting an Intraocular Lens into an Eye - An instrument and method for inserting a dual optic IOL into an eye includes in one aspect a three prong forceps and in another aspect a folder for folding the IOL. The three prong forceps and folder are cooperatively configured to allow a user to first fold the IOL with the folder and then grasp and remove the folded IOL from the folder using the three prong forceps. | 03-12-2009 |
20090112222 | IOL Insertion Apparatus - An apparatus for inserting an intraocular lens through a small incision into an eye is disclosed comprising a hollow tube including an interior wall defining a hollow space through which an intraocular lens may be passed and an outlet through which the intraocular lens may be passed from the hollow space into the eye, wherein at least the hollow tube of the apparatus is obtained from at least a polymeric resin comprising a polymer backbone and one or more pendent groups having peroxide functionality and covalently linked to the polymer backbone. | 04-30-2009 |
20090112223 | Lens Delivery System - A lens delivery system handpiece having a threaded plunger rod with a ball lock ring. Locking the ring causes the plunger to be advanced by turning a thumbscrew or knob. Unlocking the ring allows the plunger to be advanced by pushing on the thumbscrew or knob in a manner similar to a syringe. | 04-30-2009 |
20090118738 | NEEDLESS APPLICATOR SYSTEM AND METHOD FOR APPLICATION OF MEDICAMENT TO THE BACK OF AN EYE - The present invention includes a method of intraocular delivery by needless injection of a medicament through the sclera of an eye and into a back of the eye as well as instruments for such delivery. | 05-07-2009 |
20090118739 | Method and Device for Manipulation of an Intraocular Lens - A method for charging a deformable intraocular lens into a receptacle through a slit or opening in the receptacle periphery, the lens in un-deformed state comprising a) a roughly disc shaped optic part configured to act as a lens when inserted into an eye and b) at least two elongated haptic legs, each leg having an inner end attached to the optic part, an outer end being free and intermediate points in between the inner end and the free end, each leg being curved in unstressed state and being flexible to at least a less curved configuration under stress. The method comprises the steps of i) stretching the legs to align the legs along a substantially straight line, ii) aligning or maintaining the substantially straight line over and substantially parallel with the slit or opening of the receptacle, and iii) transferring at least the two legs through the slit or opening into the receptacle. A device for stretching the haptics of a lens comprises i) at least two haptic guiding surfaces arranged for each of the at least two haptic legs, the guiding surfaces having less curvature than the legs in un-stressed state, ii) a seat for the lens arranged with respect to the guiding surfaces so as to allow, when a lens is positioned in the seat, contact between a first point on the leg and its guiding structure and iii) a lens guiding arrangement allowing the lens to be moved along a path bringing at least a second point on the leg into contact with, or closer to, its guiding structure or a transfer opening allowing passage of the lens with the haptics, having said less curvature, to a receptacle. | 05-07-2009 |
20090125034 | Preloaded IOL Injector - An IOL injector device having a nozzle pivotably connected to the injector body and movably between a storage position and an injection position. When in the storage position, an IOL may be loaded into the proximal end of the nozzle. The IOL may be provided in a shuttle component held in a vial of storage solution. Once connected to the proximal end of the nozzle, the nozzle is rotated 180° to the injection position ready to inject the IOL into a patient's eye. | 05-14-2009 |
20090131953 | Flexible Intraocular Implant Injector - The injector for injecting a flexible intraocular implant comprises: a channel ( | 05-21-2009 |
20090138022 | OCULAR IMPLANT DELIVERY SYSTEM AND METHOD THEREOF - Systems and methods for treating ocular disorders are disclosed. One system has a delivery instrument, with a non-linear axis, configured to be inserted into an anterior chamber of an eye and moved to a location proximate a physiologic outflow pathway of the eye. The delivery instrument carries an implant that has a distal end sized for insertion into tissue such that aqueous humor drains from the anterior chamber to the physiologic outflow pathway. One method involves inserting a non-linear portion of a delivery device into the anterior chamber to position an implant within the eye. Another method involves using a delivery device with a curved distal portion to implant an implant at a location communicating with the physiologic outflow pathway. The delivery can be through a corneal incision and the implant can comprise a drug. | 05-28-2009 |
20090171364 | SCLERAL DEPRESSOR - A remotely controllable system and method for positioning and operating a scleral depressor. A track is positioned to encircle at least a portion of the eye. One or more independent thrusters, or actuators, are radially positionable about the eye. An actuator is selectively deployable and selectively retractable by remote control. Thrusters may be mechanically operated and include pneumatic, hydraulic, electrical, chemical or other power supply forces. Remote control is provided by hand-operated controls, foot-operated switches or voice-operated control. A light source is positioned about at least a portion of the eye to provide transcleral illumination. | 07-02-2009 |
20090171365 | Intraocular lens insertion tool - An intraocular lens insertion tool with a tool body for accommodating an intraocular lens and adapted to insert into an eye the intraocular lens through displacement of the lens in an axial forward direction by a plunging member, and to push out the lens through an insertion tube section disposed at an axial distal end of the tool body. A base plate of a resting portion that houses the lens is provided with side plates that respectively project from two widthwise edges of the base plate to both sides in a thickness direction of the base plate thereby imparting to the resting portion a generally “H” shaped cross section. The tool body inclusive of the resting portion and the insertion tube section is integrally formed from light-transmissive synthetic resin material whereby the lens housed within the resting portion is viewable from an outside through the base plate. | 07-02-2009 |
20090171366 | Intraocular lens insertion tool - An intraocular lens insertion tool with a tool body for accommodating an intraocular lens and adapted to insert into an eye the intraocular lens through displacement of the lens in an axial forward direction by a plunging member, and to push out the lens through an insertion tube section disposed at an axial distal end of the tool body. The insertion tube section has an inclined orifice that opens on diagonal to the center axis of the insertion tube section. The plunger member has a sliding part that during displacement thereof in a direction of plunging into the tool body will slide against the tool body. A resistance graduating mechanism is provided for gradually increasing operation resistance of the plunger member by gradually increasing contact force on the sliding part as the lens gradually emerges from the inclined orifice through plunging of the plunger member into the tool body. | 07-02-2009 |
20090198247 | INTRAOCULAR LENS IMPLANTATION KIT - Intraocular lens (IOL) implantation kit for assisting in implanting an accommodating intraocular lens (AIOL) assembly in a human eye. The AIOL assembly includes an AIOL having a rigid tubular main body with opposite leading and trailing surfaces, and a haptics system having a leading haptics and a trailing haptics for forced insertion into a pair of generally diametrically opposite segments in a human eye's ciliary sulcus. The IOL implantation kit includes a forceps-like insertor tool for clamping an AIOL heightwise between its leading and trailing surfaces for assisting in anchoring its leading haptics in a distal segment of a human eye's ciliary sulcus. The implantation kit includes a crook-like insertor tool for assisting in fixating an AIOL assembly's trailing haptics generally diametrically opposite its leading haptics. | 08-06-2009 |
20090204122 | INTRAOCULAR LENS INSERTING INSTRUMENT - An intraocular lens inserting instrument capable of folding a lens and pressing it by a plunger to discharge it into an eye and alternatively capable of taking out the folded lens by tweezers. The intraocular lens inserting instrument for inserting a foldable intraocular lens into an eye has a tubular body for allowing the intraocular lens to pass through it and introducing it into the eye, and a plunger for pressing the intraocular lens to discharge it into the eye, wherein the intraocular lens is folded by a folding member provided at a lens placing section. The lens placing section has an open/close lid so that the folded intraocular lens is accessible to be held by the tweezers. | 08-13-2009 |
20090204123 | Lens Delivery System Cartridge - A cartridge for an IOL delivery system that has an injector tip geometry designed to reduce stresses at the incision wound edges generated during insertion of an IOL into an eye. | 08-13-2009 |
20090216244 | Two Stage Plunger for Intraocular Lens Injector - A plunger ( | 08-27-2009 |
20090234366 | Method and Device for Inserting an Intraocular Lens - An injector for inserting an intraocular lens into an eye includes a lumen. The lumen can include a terminal portion at a distal end and a proximal portion juxtaposed with the terminal portion. An injector plunger can be disposed within the lumen for generating a driving force on the intraocular lens. The injector can include a lens frictional force that has a first value when the lens is at a first location within the proximal portion and a second value when the lens is at a second location within the terminal portion. The first value can be smaller than the second value. In some embodiments, the lens frictional force increases abruptly from the first value to the second value as the lens approaches the distal end of the lumen. | 09-17-2009 |
20090240257 | Limit Control for IOL Injector - An injector having a hollow cylindrical body having a first, discharge end and a second, plunger end, and a plunger which is axially slidable within the body. A first end of the plunger is adapted to contact either an IOL or a cartridge containing an IOL and to force the IOL out of the injector or cartridge into the eye. A second end of the plunger has a knob or stop proximate the pushing end, used to grip the plunger and move it into the housing. Located on the housing proximate the second end is a micrometer barrel rotatably and threadedly mounted to the injector housing. When the plunger is fully pushed into the injector housing, the knob contacts the micrometer collar thus halting the inward movement of the plunger. The micrometer collar is rotatably adjustable with respect to the housing thereby altering the position at which the plunger knob contacts the micrometer dial and, thereby, adjusting the distance to which the the plunger extends toward or past the discharge end of the injector. | 09-24-2009 |
20090248031 | INSTRUMENT FOR INSERTING INTRAOCULAR LENS - An intraocular lens insertion instrument capable of smoothly pushing out a preset lens is provided. An intraocular lens insertion instrument comprises: a main body including a lens setting section on which a lens is set, a transition section that deforms the lens, and a nozzle piece that releases the lens; and a lens push-out mechanism that pushes out the lens set on the lens setting section. The instrument further includes a releasing means for releasing the lens pushed by the lens push-out mechanism from the lens setting section. The releasing means has a posture holding mount that holds the lens with a forward tilt relative to an axial line of lens movement. The posture holding mount has a passage through which the lens push-out mechanism passes. | 10-01-2009 |
20090259228 | Methods for Preventing Posterior Capsular Opacification - The present invention relates to a composition comprising a sterile ophthalmic composition, which comprises one or more agents capable of inhibiting lens epithelial proliferation dissolved in a physiologically isotonic solution. The present invention also relates to a method of preventing capsular opacification comprising by using said composition. The method comprises the steps of: creating an incision within an eye and a capsulorhexis in a capsular bag of said eye; inserting at least a portion of cannula in said capsulorhexis; separating the natural crystalline lens from the capsular bag by injecting through a cannula a sterile ophthalmic composition in a manner that generates a space between the capsular bag and the natural crystalline lens wherein said composition comprises one or more agents capable of inhibiting lens epithelial proliferation dissolved in a physiologically isotonic solution; retaining the composition in said space between the capsule and the natural crystalline lens for a sufficient time for said composition to effectively kill or render non-proliferative lens epithelial cells in or adjacent to said space; removing the lens and said composition; inserting an implant into the capsular bag. | 10-15-2009 |
20090270876 | BACK LOADED IOL INSERTION CARTRIDGE - A rear-loaded injector cartridge for an intraocular lens (IOL) having a proximal opening that provides a haptic slot. The haptic slot receives a leading haptic of an IOL loaded therein, and temporarily retains the leading haptic while the optic of the IOL is inserted into a holding area of the cartridge. As the optic passes by, the leading haptic folds over the top of the optic, on its anterior side. The length of the haptic retention slot is sufficient to maintain the leading haptic in its anteriorly folded position while the IOL remains in holding area, typically while the cartridge is mated with a handpiece of the injector. The cartridge also has a rear or proximal cut out which advantageously keys with a similarly-sized rail on the handpiece so that the cartridge cannot be inserted in the wrong way. | 10-29-2009 |
20090281552 | Apparatus for selecting an intraocular lens and a method of selecting the intraocular lens - An intraocular lens selection apparatus and an intraocular lens selection method for selecting an intraocular lens to be implanted into an examinee's eye. The apparatus has an input unit which inputs corneal wavefront aberration of the eye, a memory which stores wavefront aberrations of a plurality of intraocular lens models, an unit which sets, as a target value, desired post-operative residual wavefront aberration of the eye after the lens is implanted, an unit which calculates, as an estimated value, post-operative residual wavefront aberration of the eye to be obtained when each lens model is implanted, based on the inputted corneal wavefront aberration and the stored wavefront aberration of each lens model, and specifies one of the lens models which renders the estimated value close to the set target value, a monitor, and a display control unit which controls the monitor to display information of the specified lens model. | 11-12-2009 |
20090292293 | PLUNGERS FOR INTRAOCULAR LENS INJECTORS - An intraocular lens (IOL) injector for delivering an IOL into an eye of a patient. The injector includes an IOL load chamber and connected delivery tube, and a push rod for urging the IOL through the delivery tube and out of a distal tip thereof. The push rod is guided and biased against one side of the injector load chamber. The injector may include an inflatable pusher for urging the IOL through the delivery tube and out of a distal tip thereof. The inflatable pusher has a proximal end that may be open to an internal cavity of the injector, wherein a plunger movable in the injector cavity forces fluid such as air or saline into the pusher. A distal end of the pusher may be forked to capture a trailing end of the IOL, or may have a bulbous configuration to ensure the pusher does not pass the IOL. | 11-26-2009 |
20090292294 | INTRAOCULAR LENS INSERTION TOOL - An insertion tool of an intraocular lens of novel structure in which the intraocular lens can be deformed into smaller one while rotation of the intraocular lens in an insertion tube is effectively prevented. Upper and lower flat planes ( | 11-26-2009 |
20090312767 | Intraocular Lens Injector and Method - An injector and method for injecting a dual optic AIOL into an eye wherein the AIOL is loaded into the injector in an initially loaded condition with the first and second optics in generally coaxial alignment. A lens moving element is provided and operable to move the first optic toward the proximal end of the main body whereupon the first optic becomes located proximally of the second optic. A stop may be provided to prevent the second optic from moving proximally with the first optic. Displacing the optics to a non-coaxial position reduces the cross-sectional area of the AIOL which allows the AIOL to non-destructively compress to the size of the opening of the injector tip which may be as small as about 2.8 mm or less, for example. | 12-17-2009 |
20090318933 | PRE-LOADED IOL INSERTION SYSTEM - A system for easily transferring an intraocular lens (IOL) from an inserter into a patient's eye. The system includes an inserter handpiece with a holding station for receiving or storing an IOL. The IOL may be pre-loaded within the holding station during manufacture, and the inserter handpiece coupled to a delivery tube so that the entire system is ready for use by a surgeon to implant an IOL. The IOL may have an optic and leading and trailing haptics coupled to the optic, and the holding station may be capable of manipulating the haptics as desired to facilitate transfer of the IOL through the delivery tube into the eye. For instance, the holding station may fold one or both of the haptics over the optic. Preferably, the holding station maintains the haptics in their folded positions during transfer of the IOL into the delivery tube. The holding station desirably maintains the IOL in a relaxed configuration during storage. A small opening on one side may be provided to introduce a narrow tool for folding one of the haptics over the optic. | 12-24-2009 |
20100010498 | IOL Injector Comprising a Moveable Side Wall - An injector for inserting an intraocular lens (IOL) into an eye, comprising: a first side wall and a second side wall which are movable relative to one another, each side wall including a void, the voids positioned opposite one another in a direction perpendicular to a longitudinal axis of the injector. The injector may be in a combination with the IOL, the IOL disposed on a portion of the injector. The IOL may be in an unstressed state. A first portion of a haptic of the IOL may extend into the void in the first side wall. | 01-14-2010 |
20100030225 | Intraoperative Estimation of Intraocular Lens Power - Apparatus for performing intraocular implant surgery, including surgical apparatus for performing intraocular implant surgery, an autorefraction device associated with the surgical apparatus, wherein the autorefraction device is configured to perform autorefraction on the aphakic eye to provide one or more aphakic refraction measurements, and a processor connected to the autorefraction device, wherein the processor is configured to process the aphakic refraction measurements and provide the user of the apparatus with information regarding the power of the intraocular lens. | 02-04-2010 |
20100036385 | System anad Method for Storing, Shipping and Injecting Ocular Devices - A shipping system for a medical device, such as implantable lens for an eye, is provided that may be reconfigured from a shipping mode into an injection mode without manually handling the contained lens or other device. Upon manufacture, a lens may be placed within the system assembly in the shipping configuration. While in the shipping configuration, the lens is kept in its desired shape and within a selected environment. Upon arrival at the destination, the user may attach fittings for injection of the device into a body. The process of changing from the shipping to the injection mode deforms the device into a shape suitable for injection. A new assembly for insertion of a medical device utilizing the shipping systems is also disclosed. | 02-11-2010 |
20100036386 | Intraoperative Estimation of Intraocular Lens Power - Apparatus for performing intraocular implant surgery, including surgical apparatus for performing intraocular implant surgery, an autorefraction device associated with the surgical apparatus, wherein the autorefraction device is configured to perform autorefraction on the aphakic eye to provide one or more aphakic refraction measurements, and a processor connected to the autorefraction device, wherein the processor is configured to process the aphakic refraction measurements and provide the user of the apparatus with information regarding the power of the intraocular lens. | 02-11-2010 |
20100036387 | Viscoelastic Composition for Surgical Procedures - A method of protecting tissue from trauma during a surgical procedure, the method comprising the step of coating at least a portion of the tissue with a viscoelastic composition comprising:
| 02-11-2010 |
20100036388 | Apparatus to facilitate removal of cataracts of from the eyes - This apparatus is a device for removal of cataracts from the eyes of patient. The apparatus includes a hand piece, with an irrigation water line, a vacuum line and a power line provided therein, are all connected with the hand piece. Within the hand piece the vacuum line is attached to a tube, identified as the horn, concentric with the outer shell of the hand piece. Through a hooks and slider joint, bayonet type or threaded joint in the front end, the horn connects with a surgical needle. At the front end of the irrigation tube it discharges water into a chamber, which irrigation water passes between the needle and an outer sleeve and into the anterior chamber of the eye. Ultrasonic waves transmitted to the horn are conveyed to the tip of the needle where the axial vibrations of the tip may be used to comminute cataract material. | 02-11-2010 |
20100057092 | Varying Material Properties of a Single Fluidic Line in Ophthalmology Tubing - Twin bore ophthalmologic tubing includes first and second tubes. The second tube has portions of differing hardness with one of the portions being at an end of that tube. The second tube has a portion at its other end with about the same hardness. Portions of the first and the second tubes may have about the same hardness. In some embodiments, portions of the first and second tubes with the same hardness can correspond to each other along the tubing. One of the portions can have a hardness of 80 to 90 shore A while the other portion can be 60 to 70 shore A. In some embodiments, portions with 60 to 70 shore A hardness can be about six to twelve inches long. | 03-04-2010 |
20100057093 | INJECTOR FOR EYE - [PROBLEMS] To provide an injector for ophthalmology which can guide an implant easily to an transplant place without causing any damage to the implant when the implant is inserted into an eyeball. [MEANS FOR SOLVING PROBLEMS] The injector for an eye used for inserting an implant into an eyeball comprises an outer tube, and an implant holding structure arranged in the outer tube to be slidable with respect to the outer tube. The implant holding structure has an implant holding portion which can be contained in the outer tube and forms a space for containing the implant between the implant holding portion and the inner surface of the outer tube when it is contained in the outer tube. The implant holding portion projects from the outer tube when the implant holding structure is advanced and the implant can be taken out from the outer tube. | 03-04-2010 |
20100057094 | IOL Forceps With Shaped Jaws - A forceps for gripping an intraocular lens (IOL) has first and second jaws moveable toward on another. One jaw is formed with a first curvature and the remaining jaw is formed with a second curvature complementary to the first. When an IOL is gripped between the jaws, the first and second curvatures act to partially curve or fold the IOL, facilitating the insertion of the IOL into an IOL cartridge. | 03-04-2010 |
20100057095 | Method of Refraction Surgery of the Eye and a Tool for Implanting Intraocular Refractive Lens - A reduction of eye trauma is achieved during opthalmolic surgery branch for implanting the intraocular refractive lens to the anterior chamber of the eye. The pupil is extended by mydriatic compounds and after anesthesia the cornea cut is made (clear cornea—3 mm). Thereafter, the anterior chamber of the eye is filled with viscoelastic compound with low molecular weight and then the refractive lens is implanted with the help of said cannula, the working face of the cannula at the middle between the lens edge and the border of the optic area, with the edge bent on the cannula face. The end by the top of the bending the refractive lens is introduced into the cornea cut and set in the posterior chamber of the eye. Thereafter, vacuum is removed and the cannula is detached from the refractive lens, and taken off the anterior chamber of the eye by the reverse movement. The refractive lens cannula is made as a tube with round or oval cross-section with inner diameter 0.5-2.5 mm and wall thickness not less than 0.05 mm. The tube is bent at 110-160, supplied with limiter, and working end that has diameter of the round cross-section of 1.0-2.0 mm or ellipse-shaped cross-section with small and big axes 0.6-0.9 mm and 1.5-2.5 mm, respectively. | 03-04-2010 |
20100069915 | CORNEAL IMPLANTS AND METHODS AND SYSTEMS FOR PLACEMENT - A system comprising a hollow member is used to deliver a constrained corneal implant into a corneal pocket. The hollow member may be tapered and the system may further include an implant deformation chamber and an axial pusher to advance the implant through the hollow member. | 03-18-2010 |
20100076449 | INJECTOR FOR INTRAOCULAR LENS SYSTEM - Disclosed is an injector which comprises an injector housing having a longitudinal axis and an injection probe disposed along the longitudinal axis. The injector further comprises an intraocular lens disposed in the housing. The intraocular lens comprises first and second interconnected viewing elements, and the optical axes of the first and second viewing elements are substantially aligned. The optical axes are substantially orthogonal to the longitudinal axis of the housing. The injector further comprises a lens carrier which engages one of the viewing elements. The viewing elements are moveable in response to longitudinal movement of the lens carrier relative to the injector housing. The longitudinal movement causes both (i) the optical axes to be displaced relative to each other and (ii) the viewing elements to be disposed substantially on the longitudinal axis of the injector housing. | 03-25-2010 |
20100076450 | INSERTION DEVICE FOR INTRAOCULAR LENS AND INTRAOCULAR LENS PRELOADED INSERTION DEVICE - The insertion device ( | 03-25-2010 |
20100082037 | INSERTION DEVICE FOR INTRAOCULAR LENS AND INTRAOCULAR LENS PRELOADED INSERTION DEVICE - The insertion device ( | 04-01-2010 |
20100087832 | INTRAOCULAR LENS INJECTOR - An IOL injector, comprising an injector body, a plunger and a plunger collar. The injector body has a lumen wall defining a lumen, a port through which a lens is inserted into a loading bay of the lumen, a stop, and an opening adapted for delivery of an IOL into an eye. The plunger comprising a plunger body, a plunger shaft and a plunger tip. The collar comprises a hole or a channel, the plunger shaft extending therethrough. The plunger shaft is slidably, frictionally engaged with the collar. The plunger and the collar are arranged within the lumen such that an outer surface of the collar can smoothly slide within the lumen wall from a first location where the tip is proximal of an IOL disposed at the loading bay to a second location where the stop interferes with the collar. The collar having an outer dimension that is substantially equal to a dimension of the lumen. | 04-08-2010 |
20100087833 | CARTRIDGE FOR AN INTRAOCULAR IMPLANT - A cartridge for an intraocular implant includes a loading chamber and an injection chamber communicating in a proximal portion of the cartridge. The cartridge further includes a piston chamber including a zone for communication with the loading chamber in a distal portion of the cartridge. The piston chamber includes a piston with an actuation end arranged to penetrate the loading chamber and to urge an intraocular implant located in the loading chamber through the injection chamber. An intraocular implant injector can include such a cartridge. | 04-08-2010 |
20100094309 | Automated Intraocular Lens Injector Device - An intraocular lens injection device comprises a tubular housing with a plunger longitudinally disposed within the tubular housing. An electric drive system longitudinally translates the plunger so that its tip engages an insertion cartridge to fold and displace an intraocular lens disposed within and to inject the folded lens into the lens capsule of an eye. A control circuit is configured to start translation of the plunger, responsive to user input, to detect at least one fault condition based on a counter-electromotive force produced by the electric motor, and to stop translation of the plunger assembly responsive to the detected fault condition, which may comprise excessive resistance to forward or rearward translation of the plunger or insufficient resistance to forward translation of the plunger. | 04-15-2010 |
20100106160 | INTRAOCULAR LENS INJECTION SYSTEMS AND METHODS - An embodiment of an injector for an intraocular lens includes an injector body having a longitudinal axis. The body includes a first housing configured to receive the lens and a second housing configured to move relative to the first housing in the direction of the longitudinal axis. The injector also includes a lens engagement surface configured to engage a first, but not a second, viewing element of the lens. The injector includes opposing lens compaction members configured to move from a first position in which the lens compaction surfaces are spaced from each other to a second position in which the lens compaction surfaces are closer to each other and in which a lens positioned therebetween is compacted. In response to relative longitudinal movement of the housings, the lens engagement surface displaces the first viewing element from the second viewing element in the direction of the longitudinal axis, and the opposing lens compaction surfaces move from the first position to the second position. A retention member is configured to apply a longitudinal retention force on the lens compaction members to retain the compaction members in the second position. | 04-29-2010 |
20100114109 | METHOD FOR PREVENTION OF REJECTION AND SEVER ENCAPSULATION OF A SUPPORTIVE OR FUNCTIONING IMPLANT - A method of preventing rejection of an implant in the eye, includes forming a flap in the cornea of the eye, inserting an implant under the flap, cross linking corneal tissue surrounding an implant to make the corneal tissue surrounding an implant less vulnerable to enzymatic degradation, inserting polymeric material under the corneal flap so as to overlie corneal tissue, compressing a layer of the cornea from outside using a lens having a predetermined curvature to correct refractive error of the cornea, and cross linking corneal tissue that the polymeric material overlies. | 05-06-2010 |
20100121340 | INTRAOCULAR LENS DELIVERY DEVICE WITH A MULTI-PART PLUNGER TIP - The present invention is directed to the provision of an intraocular lens delivery device having a plunger with a multi-part plunger tip. The plunger tip includes a first part and a second part wherein the first part releases from the second part during travel of the plunger through the body of a delivery cartridge. | 05-13-2010 |
20100125278 | Hard and Soft Tip Intraocular Lens Injector System and Method - IOL injector system and method for injecting an IOL into an eye which incorporates the benefits of both a rigid and soft plunger tip lens engagement surface while at the same time reduces or eliminates the disadvantages associated therewith. | 05-20-2010 |
20100125279 | INTRAOCULAR LENS DELIVERY DEVICE HAVING A CARTRIDGE WITH AN INTERNAL COATING - An intraocular lens (IOL) delivery device is disclosed. The device includes an intraocular lens cartridge having an internal coating wherein the coating includes a polymeric material that is compatible with a polymeric material of a material that forms the cartridge. Preferably, the polymeric material of the coating, the cartridge or both is a polyurethane material. | 05-20-2010 |
20100130984 | SYSTEMS AND METHODS FOR WIRELESS OPHTHALMIC SURGICAL MODULES - An ophthalmic surgery system for wirelessly supplying power to at least one surgical module during ophthalmic surgery. The ophthalmic surgery system includes a power module having a power transmitter configured to generate an electromagnetic field in at least a space proximal to the power module, a surgical module including a power receiver, and a surgical console in communication with the surgical module. Power is wirelessly induced in the power receiver when the surgical module is within the space, such that at least one component included in the surgical module is substantially powered by the induced power. | 05-27-2010 |
20100130985 | Intraocular lens insertion tool - An intraocular lens insertion tool of a novel structure, capable of easily and reliably placing an intraocular lens in a human eye. A placement part ( | 05-27-2010 |
20100137876 | SURGICAL MICROMANIPULATOR TIP, SURGICAL MICROMANIPULATOR AND METHOD FOR PRODUCING A TIP FOR ONE SUCH MICROMANIPULATOR - The invention relates to a method for producing a surgical micromanipulator tip including a proximal mounting base, at least a first elbow, and a distal manipulator finger. The elbow is connected to the mounting base and terminates at the free end of the tip. In addition, the mounting base includes at least one distal segment. The first elbow and the manipulator finger together form a tip portion. The tip portion is uniformly tapered by pointing. | 06-03-2010 |
20100160926 | Constant force intraocular lens injector - An intraocular lens injection device comprises a tubular housing with a passageway extending along its longitudinal axis and a plunger shaft disposed within and moveable along the passageway. The tubular housing and the plunger shaft have frictional engaging features that are configured to produce a varying plunging friction as the plunger is moved along its operating range, to offset changes in the plunging resistance that arise from injecting the IOL into the eye. The variable plunging friction may comprise one or more step changes in unloaded plunging friction, or a curved variation in plunging friction, or both, along at least a portion of the operating range of the plunger shaft. In some embodiments, a slot of varying width in the housing frictionally engages a tab extending transversely from the plunger shaft. In others, a contoured surface on the plunger shaft frictionally engages an orifice in the tubular housing. | 06-24-2010 |
20100185205 | INTEROCULAR INJECTOR - An intraocular injector includes a syringe body having open-ended cone disposed in one end thereof along with a piston disposed in the body. A transparent implant holder having a lumen therein is aligned with an open-ended cone, a needle include a proximal end and a distal end with a bevel disposed on the distal end of the needle. A plunger affixed to the piston and slidable within a holder lumen and needle lumen is provided for injecting solid intraocular implants into an eye. A cylindrical syringe body shape facilitates control over the needle bevel orientation during injection of the implant into the eye. | 07-22-2010 |
20100185206 | Intraocular Lens Insertion Device - An intraocular lens insertion device capable of folding an intraocular lens into a predetermined shape without giving a local stress to the intraocular lens. The intraocular lens insertion device | 07-22-2010 |
20100204704 | Device for Inserting an Intraocular Lens into an Eye - The present invention provides accurate, low cost devices that have application in the field of intraocular lens delivery. Specifically, the present invention provides a device for inserting an intraocular lens into an eye, comprising a body having a lumen which is capable of accommodating an intraocular lens and a rod which is capable of pushing said intraocular lens out of the lumen and into the eye, wherein the rod has an intraocular lens-contacting tip which has a first configuration having a larger radial cross-sectional profile than a second configuration thereof. The invention further provides a device for inserting an intraocular lens into an eye, comprising a body having a lumen which is capable of accommodating an intraocular lens and a rod which is capable of pushing said intraocular lens out of the lumen and into the eye, wherein body lumen has a guide which is adapted to engage with a projection on the rod, such that the tip of the rod is capable of being maintained at a predetermined distance from the wall of the body lumen as it is moved along at least a portion thereof. | 08-12-2010 |
20100204705 | Automated Intraocular Lens Injector Device - An intraocular lens injector cartridge assembly contains a pre-loaded lens and an integral lens-contacting plunger rod. Configured for removably mating with an injector handpiece, the cartridge assembly is suitable for use with either manual or automated injector systems. The injector cartridge assembly includes a tubular body having a longitudinal bore extending between a distal end and a proximal end, an IOL disposed within said longitudinal bore, and a lens-contacting plunger rod retained within said bore, between the IOL and the proximal end of the tubular body. The lens-contacting plunger rod is configured for translation along the longitudinal bore upon engagement by an injector rod introduced by the injector handpiece into the proximal end of the tubular body, so that the IOL is folded and ejected from the distal end of the tubular body by the translation of the lens-contacting plunger rod. | 08-12-2010 |
20100204706 | Intracorneal Lens Insertion Device - An opthalmologic lens insertion device holds a lens between a pair of leaf springs and has a plunger that moves between the leaf springs to eject the lens onto the cornea or into a corneal pocket. | 08-12-2010 |
20100211079 | Subretinal implantation instrument - An instrument for implanting tissue in an eye or other body member is disclosed. The instrument includes an elongated mandrel and a tubular nozzle arranged over the mandrel. The instrument also includes a piston engaging an end of the nozzle and a vacuum passage arranged in the piston. The instrument also includes a body having a portion of the piston arranged therein with one end of the mandrel being secured to the body. The instrument also includes an actuator integrated with the body wherein the actuator interacts with the piston to control movement of the nozzle relative to the mandrel. | 08-19-2010 |
20100217273 | Intraocular Lens Insertion Device - An intraocular lens insertion device which dramatically reduces the possibility that a plunger damages an intraocular lens, and which can safely and surely insert an intraocular lens into an eye is provided. An intraocular lens insertion unit comprises a lens disposing part for disposing an intraocular lens, a plunger for pushing out the intraocular lens disposed at the lens disposing part, a transition part for deforming the intraocular lens pushed out by the plunger, and a nozzle for ejecting the deformed intraocular lens. The plunger has a lens contact part for contacting the outer edge of the intraocular lens, and a protrusive part for pushing the lens contact part downward the intraocular lens by the deformation of the intraocular lens, both lens contact part and protrusive part are provided at the leading end of the plunger. | 08-26-2010 |
20100217274 | MULTI-ACTION DEVICE FOR INSERTING AN INTRAOCULAR LENS INTO AN EYE - A device for inserting an intraocular lens (IOL) into an eye includes a tubular body member with an inner surface and a plunger with an gripping device that is receivable within the body member. The gripping device includes a locking member and is configured such that when urged longitudinally in a distal direction, the gripping device is movable in the distal direction within the body member. However, when urged longitudinally in a proximal direction, the gripping device is prevented from moving in the proximal direction by the locking member engaging with the inner surface of the body member. As such, inadvertent movement of the plunger in the proximal direction caused by pulling back on the plunger is substantially prevented. If proximal movement of the plunger is desired, then the plunger may include handle that is operatively coupled to the gripping device such rotation of the handle causes the handle to move longitudinally in the body member. Accordingly, the plunger may be advanced or moved distally by longitudinally pushing the handle and/or by rotating the handle. | 08-26-2010 |
20100228260 | INJECTOR FOR INTRAOCULAR LENS - The invention is directed to an injector assembly and method of using the injector assembly that is part of a package in which the lens is sterilized and shipped together with the injector. The assembly comprises an injector barrel which has a circular end and a tapered end, an intraocular lens, and a haptic within the barrel. The assembly is comprised of a material that is packaged and sterilized as a single unit. | 09-09-2010 |
20100228261 | DISPOSABLE INTRAOCULAR LENS INSERTION SYSTEM - An intraocular lens injection system comprising an injecting device and cartridge. The cartridge comprises a lens holding portion and an outer sleeve portion. The invention includes a method of pre-loading the injecting system, particularly the cartridge, to reduce the amount of packaging, prevent damage to the intraocular lens during packaging and shipping, allow the pre-loaded injecting cartridge to be autoclaved as a unit, and eliminate the step of loading the cartridge with the intraocular lens by the end user to prevent potential damage during this step. | 09-09-2010 |
20100241130 | APPARATUS AND METHOD FOR MAKING A CIRCULAR INCISION - An apparatus is described for making a circular incision in a surface. The apparatus includes a handle and an elongated blade assembly extending from the handle. The blade assembly includes a rotor. The rotor includes a bar having an elongated axis, with at least one blade extending from the bar. The rotor is adapted to rotate about an axis substantially parallel to the blade, the blade being substantially perpendicular to the elongated axis of the bar. The blade assembly is adapted to extend the blade for making the circular incision and to retract the blade. In the retracted state, the bar is aligned with the blade assembly, preventing direct contact between the blade and the surface. | 09-23-2010 |
20100241131 | PHACOEMULSIFICATION DEVICE AND METHOD FOR OPERATING THE SAME - The invention relates to a phacoemulsification device, comprising: —a hand piece having a cutting tip for emulsifying a lens, wherein the tool holder is provided with piezoelectric elements for deflecting the cutting tip, —a regulator, the input of which is electrically connected to the tool holder, for receiving an actual value that is proportional to the voltage induced on the piezoelectric elements of the tool holder that is constantly oscillating on the natural frequency thereof, said regulator being suitable for comparing the actual value with a predetermined target value, thus determining an actuating variable, —a power amplifier, the input of which is connected to the regulator in order to receive the actuating variable, and the output of which is connected to the tool holder, wherein the tool holder may be actuated simultaneously with the receipt of the actual value and a power output to the tool holder being able to occur, such that a direct feedback coupling may be attained, thus enabling the tool holder to constantly oscillate at the natural frequency thereof with a deflection of the cutting tip corresponding to the actuating variable. | 09-23-2010 |
20100274257 | CORNEAL ENDOTHELIAL TISSUE INSERTER - A device transfers donor endothelial cells to the cornea of a recipient without injuring the cells or the cornea during the transfer process. The device transfers living endothelial cells from a donor to a recipient with minimal or no trauma. The device includes a handle, an irrigation tube lengthwise within the handle, a button upon the handle concentric with the irrigation tube, a tapered nose opposite the button, a forward tube extending outwardly from the nose, and a platform joined to the irrigation tube. The forward tube has an elliptical cross section and two beveled features. The platform has two wings that curl gently around donor tissue upon retracting the platform into the forward tube. The handle has a groove for a stem of a knob that surgeon presses and pulls to move the platform. | 10-28-2010 |
20100280521 | PRELOADED IOL INJECTOR - A preloaded intraocular lens injection device includes a retainer for releasably holding an IOL in an unstressed state. The retainer and IOL are removably attached to an injector body and are sealed in the same package for delivery to a surgeon. In an alternate embodiment, the retainer and IOL are coupled together and sealed in one package and the injector body is sealed in a separate package with the surgeon attaching the retainer to the injector body at the time of surgery. To deliver the IOL through the injector body, the retainer is removed from the injector body causing the IOL to release from the retainer and become located in an unstressed state in the injector body. A compressor is moved to the closed position to compress the IOL, the injector tip is inserted through a small incision in an eye and a plunger is advanced to push the IOL through and out the injector body tip and into an eye. | 11-04-2010 |
20100286704 | INTRAOCULAR LENS INSERTION DEVICE - An intraocular lens insertion device which can smoothly push out a lens disposed beforehand. An intraocular lens insertion device has a main body comprising a lens setting part where an intraocular lens is disposed, a transition part which deforms the intraocular lens, and a nozzle which ejects out the intraocular lens, and a lens pushing mechanism which pushes out the intraocular lens disposed at the lens setting part. Only the transition part and the nozzle are applied with a hydrophilic coating. The lens setting part has a lens holding table which supports the periphery of the intraocular lens. An upper surface of the lens holding table is a rough surface. | 11-11-2010 |
20100305577 | INTRAOCULAR LENS DELIVERY SYSTEM WITH A DISPOSABLE PLUNGER SEGMENT AND METHOD OF USE THEREFOR - The present invention is directed to an intraocular lens delivery system with a multi-segment plunger. More particularly, the present invention relates to an intraocular lens delivery device that includes a disposable plunger tip segment that can be attached and removed from a reusable plunger base segment. | 12-02-2010 |
20100312252 | CAPSULARHEXIS DEVICE WITH FLEXIBLE HEATING ELEMENT HAVING AN ANGLED TRANSITIONAL NECK - Various embodiments of a capsularhexis device include a resistive-heating element comprising an electrically resistive, superelastic wire forming a loop between first and second ends of the superelastic wire. The loop may be retracted into a collapsed, retracted position or ejected into an expanded position. The first and second ends of the loop may at least partially extend at an angle from a planar face defined by the loop, to the insulating portion, to form a transitional neck between the loop and the insulating portion. The transitional neck may have a gap between the first and second ends at the insulating portion that is wider than a gap between the first and second ends on the opposing side of the transitional neck. The gap in the loop of superelastic wire may be sufficiently small to allow the loop to form a continuous cut in a capsule of an eye. | 12-09-2010 |
20110015644 | DEVICE FOR FOLDING OR ROLLING AN INTRAOCULAR LENS TO BE IMPLANTED INTO AN EYE - A device for folding or rolling up an intraocular lens | 01-20-2011 |
20110022055 | FLEXIBLE INTRAOCULAR IMPLANT INJECTOR - The injector for injecting a flexible intraocular implant comprises: a channel having a main portion of diameter D | 01-27-2011 |
20110046633 | Cassette For An Intraocular Lens, Injector Device With Such A Cassette, Method For Storing An Intraocular Lens In A Cassette and Method For Advancing An Intraocular Lens Out Of A Cassette - The invention relates to a cassette for containing an intraocular lens, wherein the cassette is formed for inserting in a lens injector device, and has an entry region for a plunger of the injector device and an exit region for the lens. The cassette includes a movement channel for the plunger, wherein a longitudinal axis of the movement channel and a center-plane of the intraocular lens are oriented inclined to each other in the state loaded in the cassette in a rest-position of the intraocular lens. The invention also relates to a lens injector device including a cassette. Furthermore, the invention relates to a method for storing an intraocular lens in a cassette as well as a method for advancing an intraocular lens out of a cassette. | 02-24-2011 |
20110046634 | Holding Device For An Intraocular Lens, Packaging And Transport Means For An Intraocular Lens, Injector Device For An Intraocular Lens As Well As Method For Packaging An Intraocular Lens And Method For Loading An Intraocular Lens Into An Injector Device - The invention relates to a holding device for an intraocular lens, characterized in that the holding device has an elongated support member open to the bottom, on which an elongated holding rail for holding the lens is disposed. The invention also relates to an injector device for an intraocular lens as well as to a packaging and transport means for the intraocular lens. Furthermore, the invention relates to a method for packaging an intraocular lens as well as to a method for loading an intraocular lens into an injector device. | 02-24-2011 |
20110046635 | Cassette For Receiving An Intraocular Lens, Injector Device And Method For Advancing An Intraocular Lens Out Of A Cassette - The invention relates to a cassette for receiving an intraocular lens. The cassette is formed for inserting into a lens injector device, and has an entry region for a plunger of the injector device, and an exit region for the lens. The cassette has a bending element movably disposed on the cassette and formed for transferring a haptic part of the intraocular lens loaded in the cassette from a rest-position into a bending position. The invention also relates to a lens injector device including a cassette as well as to a method for advancing an intraocular lens out of a cassette. | 02-24-2011 |
20110082463 | INTRAOCULAR LENS INSERTING INSTRUMENT AND CARTRIDGE - An intraocular lens insertion device and a cartridge which enable the intraocular lens to be inserted into an eye more stably and easily than ever before. A supporting portion | 04-07-2011 |
20110098716 | DEVICES AND METHODS FOR STORING, LOADING, AND DELIVERING AN INTRAOCULAR LENS - A cartridge for delivering an intraocular lens into the eye of a subject that comprises a body disposed along a longitudinal axis having a distal end and a proximal end, and a tapered lumen disposed along the longitudinal axis having an aperture at the distal end of the body. The aperture and at least a portion of the tapered lumen each consist of an upper portion and a lower portion. The upper portions of the aperture and lumen each have a first width and a cross-section that is generally arcuate. The lower portions of the aperture and lumen each have a cross-section that is generally horizontally disposed and have a second width that is greater than the first width of the aperture and lumen. The cartridge may be loaded with an intraocular lens using a packaging system. The intraocular lens may be placed into the eye of a subject using a corresponding inserter having a pushrod with a saddle disposed at the tip thereof. The intraocular lens is preferably draped over the saddle during insertion. | 04-28-2011 |
20110098717 | Intraocular Lens Insertion Device - There is provided an intraocular lens insertion device capable of easily positioning a circumference of an optical portion of an intraocular lens with respect to a distal end of a plunger. An intraocular lens insertion device | 04-28-2011 |
20110106096 | Monitoring Thermal Conditions To Vary Operation of an Ultrasonic Needle Tip of a Surgical Instrument - A method and apparatus to operate a surgical instrument in response to a thermal condition being detected that warrants curtailment of further operation. When the thermal condition is reached, command signals are generated that cause a needle of the surgical instrument to either have its vibrational speed slowed, have its vibrational movement stopped, or have it withdrawn from its relative position. The detection is of infrared radiation wavelengths and is carried out with either a thermal imaging device of a thermal recognition device. A corresponding temperature of the detected infrared radiation wavelengths is compared to a critical temperature to determine whether the thermal condition has been reached. | 05-05-2011 |
20110112545 | Intraocular Lens Injector Apparatus and Methods of Use - An IOL injector kit comprising a first body portion having a first lumen disposed therethrough, a proximal end, a distal end configured to deposit an IOL into an eye, a second body portion having a second lumen disposed therethrough, a proximal end and distal end, a container comprising a wall defining a container lumen, a first open end configured to receive the proximal end of the first body portion into the container lumen, and a second open end configured to receive the distal end of the second body portion into the container lumen, and an IOL disposed inside said container. | 05-12-2011 |
20110137321 | APPARATUS AND METHODS FOR LOADING OF AN IOL INJECTOR - An IOL injector body including an injector body segment defining a portion of a lumen, and a first loading chamber component coupled to the injector body segments and a second loading chamber component hingedly coupled to the first loading chamber component. The second loading chamber component is capable of rotating about an axis that is parallel to the lumen. An IOL vial including a vial base and an injector guide rotatably mounted in said base, whereby an injector can be inserted along the injector guide and rotated such that a folded IOL can be obtained in the injector. A method of loading an IOL injector with an IOL the method that comprises inserting the IOL injector body into a vial and rotating the IOL injector body relative to the vial to obtain the IOL in the IOL injector body. | 06-09-2011 |
20110144653 | Injector Tip For An Injector Device As Well As Injector Device For Introducing An Intraocular Lens Into An Eye As Well As Method For Transporting An Intraocular Lens In An Injector Tip - The invention relates to an injector tip for an injector device for introducing an intraocular lens into an eye, which has a continuous guide channel for the intraocular lens. The guide channel in cross-section has at least in sections along a rear second half a contour development with at least two outwardly curved top curves, to which each two outwardly curved lateral curves adjoin, which are connected by an outwardly curved bottom curve. The invention also relates to an injector tip, in which the shaped wall of the guide channel is formed such that lateral edges of the intraocular lens rest on a top side at the front end of the injector tip. Furthermore, the invention also relates to an injector device with an injector tip as well as a method for transporting an intraocular lens in an injector tip. | 06-16-2011 |
20110144654 | System and Method for Storing, Shipping and Injecting Ocular Devices - A shipping system for a medical device, such as implantable lens for an eye, is provided that may be reconfigured from a shipping mode into an injection mode without manually handling the contained lens or other device. Upon manufacture, a lens may be placed within the system assembly in the shipping configuration. While in the shipping configuration, the lens is kept in its desired shape and within a selected environment. Upon arrival at the destination, the user may attach a nozzle assembly for injecting the device into a body. The process of changing from the shipping to the injection mode deforms the device into a shape suitable for injection. A new assembly for a medical device utilizing the shipping systems is also disclosed. The insertion assembly includes a body for containing the medical device, a plunger casing, a finger-engaging flange, and a resilient ring member all of which are formed as a single piece assembly. Additionally a nozzle assembly may be integrally formed with the insertion assembly or formed as a separate body that is attachable to the insertion assembly. | 06-16-2011 |
20110152872 | INTRAOCULAR LENS INJECTOR INCLUDING A SHAPED SPRING - An intraocular lens (IOL) injector comprising an injector body having a lumen defined by a lumen wall, and a plunger adapted to slide within the lumen. The plunger is coupled to a spring having a plurality of coils, the plurality comprising at least one coil of a first outer diameter and at least one coil of second outer diameter that is different than the first outer diameter. | 06-23-2011 |
20110152873 | METHODS AND APPARATUS FOR INSERTING AN INTRAOCULAR LENS INTO AN EYE - Apparatus and methodology for inserting an intraocular lens (IOL) into an eye. The apparatus includes a cartridge for holding an IOL and a handpiece with a body member for receiving the cartridge, an injector rod that is receivable by the body member, and a drive mechanism that longitudinally oscillates the injector rod in the body member when a rotational force is applied about a longitudinal axis in a single direction. In other words, a constant rotation in a single direction of the drive mechanism causes the injector rod to move distally and proximally in discrete increments, with the distal increments being larger than the proximal increments. Accordingly, the injector rod urges an IOL out of the handpiece in a two-steps-forward, one-step-back manner, thereby minimizing or eliminating the chance of the injector rod engaging with the IOL. | 06-23-2011 |
20110172675 | OCULAR INLAY DELIVERY SYSTEM AND METHOD OF USE - The present application describes an ocular inlay delivery system that can include a loader, forceps, and tray system. The loader can be configured to receive an ocular inlay, protect it during handling and shipment, and present it for removal during surgery, receive jaws of surgical forceps and align the jaws in relation to the inlay allowing the forceps to grip the inlay in a proper orientation. Forceps can be configured to fit within the channel of the loader, grip the inlay using a clamping motion, maintain a grip on the inlay during transfer to the eye of a patient, deposit the inlay in the eye of a patient, and release the inlay using a sliding motion. The tray can be configured to restrict movement of the loader mechanism during shipment and handling. | 07-14-2011 |
20110172676 | PLUNGER TIP COUPLING DEVICE FOR INTRAOCULAR LENS INJECTOR - The present disclosure is directed to devices, systems, and methods directed to mounting a plunger tip to a plunger of an IOL injection device. A plunger tip wrench that is operable to releasably retain a plunger tip may be coupled to a holder extending from an end of the IOL injection device to align the plunger tip with the plunger of the IOL injection device. In some instances, the IOL injection device may include a motor and use a back electromotive force (EMF) of the motor to detect a position of the plunger as it is extended to engage the plunger tip. The plunger tip may be positioned relative to the plunger such that the plunger will engage the plunger tip within the entire range of a negative error position and a positive error position. | 07-14-2011 |
20110178527 | Opthalmic Lens Capsule Support - A lens support system for use during extracapsular cataract surgery. The lens support system may be used to support a lens or lens fragment in the event of a posterior capsule tear or zonular dialysis. The lens support system comprises a cannula in which a piston attached to a lens support is slidably disposed. By means of the piston, the lens support is movable between collapsed and expanded configurations. | 07-21-2011 |
20110190777 | CASSETTE FOR INTRAOCULAR LENS AND PRELOADED LENS INJECTION SYSTEM - A cassette ( | 08-04-2011 |
20110196381 | Lens Inserter Apparatus and Method - An embodiment in accordance with the present invention provides an apparatus and method for inserting a lens into a flap or pocket in the cornea. The apparatus includes a handle, a plunger extending movably through the lumen of the handle, wherein the plunger includes a distal segment which extends beyond the distal end of the handle, an actuator coupled to the plunger configured to provide movement to the plunger, and a leaf extending from the distal end of the handle and configured to hold the lens to be inserted into the eye, wherein the leaf defines a slot configured to enable loading the lens onto the inserter. | 08-11-2011 |
20110213380 | INTRAOCULAR LENS INJECTION DEVICE IN WHICH INTRAOCULAR LENS IS PRELOADED - Disclosed herein is a disposable intraocular lens injection device, in which a receiving portion which is sealed after an intraocular lens is placed in an unfolded state therein, a cylinder including an injection guide disposed in front of the receiving portion and allowing the unfolded intraocular lens to be provided to a patient in a rolled state, and a plunger slidably disposed in the cylinder and injecting the intraocular lens in the receiving portion through the injection guide are packaged together with the injector device such that, since the intraocular lens is preloaded in the injection device, the difficulty for an operator to load the intraocular lens in the injection device during operation is overcome, thus making rapid progress while preventing bacteria infection during the operation. | 09-01-2011 |
20110224677 | INTRAOCULAR LENS INSERTION TOOL - An intraocular lens insertion tool is presented. An introductory part in an insertion cylinder is provided, at a widthwise central portion of a bottom surface, with a central protrusion which extends in an axial direction of a tool body and protrudes toward an upper surface to get in contact with a center portion of a rear surface of an optical zone of an intraocular lens. The upper surface is provided, at its both widthwise ends, with a pair of lateral protrusions, which extend in the axial direction of the tool body and protrude toward the bottom surface to get in contact with both ends of a front surface of the optical zone of the intraocular lens. A lens pressing face of a plunging member is formed with a dimension spanning from the bottom surface to the upper surface at a tip end section of the insertion cylinder. | 09-15-2011 |
20110230890 | METHOD FOR SEALING AN OPENING IN A HUMAN OR ANIMAL EYE - A method for operating on an interior structure of a human or other animal eye with an elongated surgical instrument, the method includes generating an opening through an outer membrane of an eye, forming an annular seal between an annular sealing surface of a sealing element and an outer membrane of the eye, so that the annular sealing surface entirely surrounds the opening, guiding and passing the elongated surgical instrument through the first portion of the passage of the sealing element and through the opening into the eye for operating in the eye, and providing fluid to the opening during operating. | 09-22-2011 |
20110238075 | DRUG DELIVERY DEVICES AND METHODS - This disclosure relates generally to methods and devices for use in treating eye conditions with implantable drug delivery devices. One method includes introducing an implant into the suprachoroidal space, wherein the interior volume of the implant is plugged with a drug-release material comprising at least one active agent that elutes through at least one opening in the implant, wherein the drug-release material degrades from the interior volume of the implant over a period time. | 09-29-2011 |
20110245840 | INTRAOCULAR LENS INJECTOR SYSTEM - An intraocular lens (IOL) assembly packaged for shipping, comprising an IOL injector component having a lumen wall, and an intraocular lens, at least one of the lumen wall and the optic comprising a first lens retention feature for impeding progress of the lens through said lumen toward the distal end. An IOL injector for injecting an IOL, comprising at least two projections extending from said lumen wall, the projections being configured and arranged to interfere with said soft tip prior to and during engagement of said soft tip with the IOL. An intraocular lens storage system, comprising a receptacle within the container, and a tapered portion, the tapered portion and the receptacle permitting a user's fingers to extend into the container to grasp a portion of a shuttle in the receptacle and remove the shuttle form the container, the receptacle defining a volume in which liquid is confined, the volume of the receptacle being less than the volume of the container. | 10-06-2011 |
20110257658 | Modular Intraocular Lens Injector Device - An intraocular lens (IOL) injection device is modularized to enable cleaning of internal components after surgery. The device includes first and second housing modules. These modules collectively define a passageway along which an injector rod moves between a retracted position and an extended position. The first module is further configured to accommodate a lens cartridge module. The cartridge module has disposed therein an IOL, in alignment with the passageway. Thus as the rod moves from the retracted position to the extended position, a front portion of the rod that is substantially surrounded by the first module in the retracted position moves into the cartridge module and displaces the IOL. This causes the front portion of the rod to accumulate on it viscoelastic substances. The first module, though, is configured to detach from the second module, to thereby expose the front portion of the rod in the retracted position for cleaning. | 10-20-2011 |
20110264101 | Intraocular Lens Insertion Device - There is provided an intraocular lens insertion device capable of more easily inserting an intraocular lens into an eye. An intraocular lens insertion device | 10-27-2011 |
20110264102 | INSERTION MODE PHACOEMULSIFICATION EMPLOYING POWERED IOL DELIVERY - A system and method for performing an ocular surgical procedure is provided. The design provides an intra-ocular lens (IOL) to an eye through an incision in the eye by assessing IOL insertion conditions, translating said IOL insertion conditions into a desired force range for insertion of the IOL via the incision, controlling a power source to move the IOL to the eye, monitoring conditions, such as force encountered, while controlling the power source. The design employs feedback of the force encountered and selectively alters force applied based on force encountered. | 10-27-2011 |
20110264103 | INTRAOCULAR LENS TEMPERATURE CONTROL SYSTEM - A system and method for performing an ocular surgical procedure is provided. The design maintains IOL temperature prior to implantation by assessing a desired IOL temperature, sensing existing IOL temperature, and maintaining the IOL substantially at the desired IOL temperature based at least in part on said existing IOL temperature. The method of maintaining desired IOL temperature involves comparing current IOL temperature with pre-established desired temperature conditions to determine a temperature change. The IOL is maintained substantially at the desired temperature based at least in part on the existing IOL temperature. | 10-27-2011 |
20110270264 | INTRAOCULAR LENS INSERTING DEVICE - An intraocular lens insertion device for more easily inserting an intraocular lens into the eye. The intraocular lens insertion device ( | 11-03-2011 |
20110276054 | IOL INSERTION SYSTEM WITH SEMI-AUTOMATIC TRAILING HAPTIC CONFIGURATION MANAGEMENT - A system and method for performing an ocular surgical procedure is provided. The system is configured to provide an IOL having a trailing haptic to an eye and includes a pair of interlockable telescoping elements, having generally an inner and outer component configured to hold the IOL and be brought together into a locking position, the locking position maintaining the trailing haptic in an advantageously altered orientation. The system also includes a plunger configured to receive force and transmit the force to the IOL and the trailing haptic in the advantageously altered orientation. | 11-10-2011 |
20110288557 | Intraocular Lens Insertion Device - There is provided an intraocular lens insertion device capable of appropriately regulating the motion of a rear supporting portion during a process of moving an intraocular lens, and reducing the possibility of reoperation being required after the intraocular lens is inserted into an eye. An intraocular lens insertion device | 11-24-2011 |
20110295264 | Intraocular Lens Insertion Devices - A cartridge for an intraocular lens insertion device is disclosed. An example cartridge may include an intraocular lens insertion cartridge body having a distal end and a proximal end and configured to receive an intraocular lens for insertion into a patient's eye through an incision; the intraocular lens insertion cartridge body having an inner surface comprising at least one polymeric material having a hardness greater than about 50 D and an elongation at break greater than about 150%; the inner surface of the intraocular lens insertion cartridge body defining an at least partially tapering insertion pathway disposed within the intraocular lens insertion cartridge body and extending from the proximal end to the distal end of the intraocular lens insertion cartridge body. | 12-01-2011 |
20110313425 | INTRAOCULAR LENS INJECTOR - Disclosed herein is an intraocular lens injector for inserting an intraocular lens into an eye, the intraocular lens injector including: a cylindrical cylinder, into which a plunger for passing the intraocular lens to be guided into the eye is inserted; a connection block having a C-shaped longitudinal cross-section and integrally formed at the front end of the cylinder; a cartridge, which is connected to the connection block and includes first and second wing portions, which are folded with respect to each other, first and second receiving grooves formed at the connection portion of the first and second wing portions and having a semicircular longitudinal cross-section, and a truncated conical guide portion, which extends from the second receiving groove in the lateral direction and includes a guide passage having a circular cross-section corresponding to the shape of the assembled first and second receiving grooves; and a cover member inserted into the connection block together with the second wing portion | 12-22-2011 |
20120016374 | INTRAOCULAR LENS INJECTOR - Disclosed herein is an intraocular lens injector for inserting an intraocular lens into an eye, the intraocular lens injector including: a cylindrical cylinder, into which a plunger for passing the intraocular lens to be guided into the eye is inserted; a connection block having a C-shaped longitudinal cross-section and integrally formed at the front end of the cylinder; a cartridge, which is connected to the connection block and includes first and second wing portions, which are folded with respect to each other, first and second receiving grooves formed at the connection portion of the first and second wing portions and having a semicircular longitudinal cross-section, and a truncated conical guide portion, which extends from the second receiving groove in the lateral direction and includes a guide passage having a circular cross-section corresponding to the shape of the assembled first and second receiving grooves; and an engagement member having a circular cross-section corresponding to the shape of the assembled first and second receiving grooves and maintaining the intraocular lens in a folded state. | 01-19-2012 |
20120016375 | DEVICES AND METHODS FOR STORING, LOADING, AND DELIVERING AN INTRAOCULAR LENS - A cartridge for delivering an intraocular lens into the eye of a subject that comprises a body disposed along a longitudinal axis having a distal end and a proximal end, and a tapered lumen disposed along the longitudinal axis having an aperture at the distal end of the body. The aperture and at least a portion of the tapered lumen each consist of an upper portion and a lower portion. The upper portions of the aperture and lumen each have a first width and a cross-section that is generally arcuate. The lower portions of the aperture and lumen each have a cross-section that is generally horizontally disposed and have a second width that is greater than the first width of the aperture and lumen. The cartridge may be loaded with an intraocular lens using a packaging system. The intraocular lens may be placed into the eye of a subject using a corresponding inserter having a pushrod with a saddle disposed at the tip thereof. The intraocular lens is preferably draped over the saddle during insertion. | 01-19-2012 |
20120022546 | Surgical Procedures Using Instrument to Boundary Spacing Information Extracted from Real-Time Diagnostic Scan Data - Specific embodiments of the invention are directed to improved phacoemulsification procedures involving the use of processed non-visual three-dimensional data (i.e. diagnostic scan data) to provide a surgeon with additional guidance (i.e. more than that generally obtained from visual observation of the working area) concerning the distance separating a working end of a phacoemulsification instrument and the posterior portion of the capsule of the eye during surgical procedures involving the removal of the crystalline lens of an eye (e.g. a cataract removal procedure). Such separation (i.e. distance or gap) information may be used to aid the surgeon in cutting or scoring the lens to a desired depth while minimizing the risk of penetrating the posterior portion of the capsule with the working end of the instrument. Some embodiments provide for the visual and/or auditory conveyance of distance information to the surgeon wherein visual information may be conveyed by overlaying it with real visual images of actual surface features viewed by the surgeon. Additional embodiments provide for overlaying visual representations of selected three-dimensional structure information (e.g. depths of troughs cut into the lens) with the real surface feature images viewed by the surgeon. | 01-26-2012 |
20120022547 | Intraocular Lens Delivery Devices and Methods of Use - Intraocular lens delivery devices and methods of use. | 01-26-2012 |
20120022548 | Dual Mode Automated Intraocular Lens Injector Device - An IOL injector device allows for both powered and manual delivery of an IOL. The injector has a tubular housing. A plunger is longitudinally disposed within the housing and has first and second ends. The first end is disposed towards the front end of the housing. A drive system is coupled to the housing. The drive system causes longitudinal translation of the plunger along the primary axis of the housing. A normally engaged clutch system is coupled to the drive system. The normally engaged clutch system allows manual disengagement of the drive system. A knob coupled to the plunger allows for manual operation of the injector. | 01-26-2012 |
20120022549 | INTRAOCULAR LENS INSERTION DEVICE - An intraocular lens insertion device which dramatically reduces the possibility that a plunger damages an intraocular lens, and which can safely and surely insert an intraocular lens into an eye is provided. An intraocular lens insertion unit comprises a lens disposing part for disposing an intraocular lens, a plunger for pushing out the intraocular lens disposed at the lens disposing part, a transition part for deforming the intraocular lens pushed out by the plunger, and a nozzle for ejecting the deformed intraocular lens. The plunger has a lens contact part for contacting the outer edge of the intraocular lens, and a protrusive part for pushing the lens contact part downward the intraocular lens by the deformation of the intraocular lens, both lens contact part and protrusive part are provided at the leading end of the plunger. | 01-26-2012 |
20120059386 | Vacuum Controlled Capsulorhexis Device - A capsulorhexis device is disclosed. The capsulorhexis device includes a tip portion, a vacuum channel, and a flexible membrane. The vacuum channel extends through the tip portion. Further, the vacuum channel is operatively connected to a vacuum source. The tip portion further includes a port formed therethrough. The port is in communication with the vacuum channel. The flexible membrane is positioned with the vacuum channel. The flexible membrane permits a predetermined level of vacuum to reach the port without causing aspiration of tissue through the vacuum channel. | 03-08-2012 |
20120071887 | INTRAOCULAR LENS INSERTION DEVICE - An intraocular lens insertion device capable of folding an intraocular lens into a predetermined shape without giving a local stress to the intraocular lens. The intraocular lens insertion device | 03-22-2012 |
20120071888 | DEVICE FOR HOLDING FOLDING AND INJECTING AN INTRAOCULAR LENS - An injector ( | 03-22-2012 |
20120083793 | METHOD FOR REMOVAL OF RETAINED LENS FRAGMENTS USING SMALL DIAMETER FRAGMATOME - 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 |
20120130389 | APPARATUS AND METHOD FOR PERFORMING OCULAR SURGERY - A method and apparatus for performing eye surgery. A deformable body having shape memory retentive properties is formed with one or more open loops. The body is longitudinally stretched so that it can follow a needle through a small caliber needle track formed in the cornea, into the anterior chamber in front of the iris. There, the body has relaxed and reverted to its original shape. The needle is of such size that the needle track self-closes and no closure stitch is needed. Two sutures are connected to opposite ends of the body and one of the sutures connects the body to the needle. After the body is in the pupil of the iris, the loop openings face the wall of the iris and then the sutures are pulled to displace the body and press it against the wall of the iris to dilate the pupil. | 05-24-2012 |
20120130390 | Intraocular Lens Cartridge - A cartridge for storing and implanting an intraocular lens comprises a first part and a second part that are movable relative to one another from a storage configuration, in which interior surfaces of the first and second portions define a storage chamber for storing the IOL in an unfolded state, to an implanting configuration, in which the interior surfaces of the first and second portions together define a smooth-bored implanting chamber for retaining the IOL in a folded state. According to a first aspect, the first and second portions are hinged together, whereas according to a second aspect, the first and second portions are slidably interconnected. | 05-24-2012 |
20120158006 | Reduced Friction Vitrectomy Probe - A vitrectomy probe includes a housing, a fluidic motor disposed within the housing, a needle extending from the housing, and a cutter assembly. The cutter assembly includes an inner cutting member disposed within and axially moveable relative to the needle, a drive shaft disposed within the housing and axially moveable relative to the housing, and a coupler disposed within the housing coupling the drive shaft and the inner cutting member. The motor is associated with the drive shaft in a manner that drives the cutter assembly in an oscillating manner. The probe also includes two or fewer seals within the housing in contact with the cutter assembly for sealing against fluid leakage. | 06-21-2012 |
20120158007 | INTRAOCULAR LENS TRANSFER CASE - An intraocular lens (IOL) transfer case for transferring an IOL to an injection cartridge includes a lens holder for holding the IOL. The lens holder includes a bore. Folding members within the lens holder are configured to fold the IOL into a partially folded position when the IOL is slid through the bore across the folding members. The IOL transfer case also includes an interface configured to removably connect to an injection cartridge. The interface is positioned to deliver the IOL in the partially folded position within the injection cartridge when the interface is connected to the injection cartridge. The IOL transfer case also includes a plunger connected to the lens holder and configured to push the IOL in the partially folded position through the bore to deliver the IOL into the injection cartridge. | 06-21-2012 |
20120165823 | Insertion System for Corneal Implants - Provided therein are apparatuses, systems and methods for storing and retrieving a corneal implant and for delivering the corneal implant in or on the cornea. In an embodiment, a insertion system comprises an inserter for delivering a corneal implant to a desired location in or on the cornea. The inserter has a holding space at its distal end for holding a corneal implant therein. A solution may substantially fill the holding space with the corneal implant to keep the implant hydrated and to hold the implant in the holding space by the surface tension of the solution. The corneal implant may be preloaded in the holding space of the inserter and stored in a storage container filled with storage fluid, e.g., saline, until use. To deliver the corneal implant, the inserter is positioned at the desired location, and the corneal implant released from the holding space of the inserter. | 06-28-2012 |
20120165824 | INJECTOR FOR INTRAOCULAR LENS SYSTEM - Disclosed is an injector which comprises an injector housing having a longitudinal axis and an injection probe disposed along the longitudinal axis. The injector further comprises an intraocular lens disposed in the housing. The intraocular lens comprises first and second interconnected viewing elements, and the optical axes of the first and second viewing elements are substantially aligned. The optical axes are substantially orthogonal to the longitudinal axis of the housing. The injector further comprises a lens carrier which engages one of the viewing elements. The viewing elements are moveable in response to longitudinal movement of the lens carrier relative to the injector housing. The longitudinal movement causes both (i) the optical axes to be displaced relative to each other and (ii) the viewing elements to be disposed substantially on the longitudinal axis of the injector housing. | 06-28-2012 |
20120172886 | Contact Lens Application Device and Method - A pressure application and removal device is provided for the purpose of assisting insertion of contact lenses. The device comprises a frame portion, two contact lens holders, a pressurizing assembly, and a liquid delivery assembly. The frame portion has the structure of standard eyeglasses frames and rests on a user's ears and nose. The contact lens holders are formed of wash cups that retain contact lenses along the inside of their concave surface. Fluid conduits extend from an apex of the wash cups to a flexible ball in the center of the device. When said ball is depressed, a positive pressure or vacuum is generated to facilitate insertion and removal of contact lenses to or from a user's eye. A second flexible ball may be filled with liquid. When the ball is compressed liquid flows through a second set of conduits into the eye of a user. | 07-05-2012 |
20120191105 | DEVICE FOR EASILY INSTALLING AND DETACHING CONTACT LENSE FROM AN EYE - A device for easily installing and detaching contact lenses from an eye includes a contact lens attaching unit which is slightly larger than the area of an eye and has an concave surface for attaching with a contact eye; the surface having a highly coarse area; a retainer having a focus hole at a center region thereof for aligning to a center of the contact lens; a handle; an operating rod connecting to the attaching unit and the handle for pulling the attaching unit downwards so as to detach the contact lens from the eye; and a spring for restoring the contact lens to the original position. The device is used to align with an eye of the user. When the user pushes the operating rod, the attaching unit will interact so as to detach the contact lens from the eye. | 07-26-2012 |
20120203238 | System for Packaging and Handling an Implant and Method of Use - A system designed to store an implant together with the tools necessary to implant the stored implant, and a method of using such system. Such system includes an implant storage tool adapted to retain the implant within a storage container. The implant storage tool is operable to provide an implant applicator. | 08-09-2012 |
20120203239 | METHOD AND APPARATUS FOR CENTRATION OF AN OCULAR IMPLANT - This application describes apparatuses and techniques for identifying and marking a position corresponding to the intersection of a patient's line of sight with the anterior surface of the human cornea to aid centration of an ocular implant. The apparatus can include a first optical subsystem configured to project a first light through an aperture and along an instrument axis such that the patient will observe an annulus around a disc when the patient's visual axis is substantially collinear with the instrument axis and the patient will not observe the annulus when the visual axis is not substantially collinear with the instrument axis. The apparatus may also include a second optical subsystem configured to project a second light along the instrument axis such that the second light appears to a clinician to be an annulus around the first light. | 08-09-2012 |
20120209280 | EYE MARKER FOR EYE SURGERY - An eye marking device, for marking an eye of a patient prior to eye surgery, said eye marking device comprising: a frame comprising a front face, a rear face and at least one marking tab extending from the front face; a removably attachable handle; and a handle connection means adapted to enable removable attachment of the handle to the frame in more than one orientation. | 08-16-2012 |
20120226286 | System and method for preparing a lenticular or corneal implant - A system for use in preparing a lenticular or corneal implant includes a cartridge having a generally tubular portion, comprised of a sidewall defining a longitudinal bore of curvilinear cross section and having open forward and rearward ends. The system also includes a preparation base with an upper portion having a recess and cartridge-receiving structure for removably engaging the cartridge in position with the open, rearward end of the longitudinal bore thereof proximate one side of the recess, allowing for facile removal of the cartridge from the base. An insert member has structure for removably engaging it in the recess, and has one portion defining a platform for receiving the implant and another, adjacent portion defining funnel structure having a wider end facing the platform and a narrower end facing the open rearward end of the cartridge. | 09-06-2012 |
20120245591 | Intraocular Lens Loading Systems and Methods of Use - Intraocular lens loading devices, system, and methods of use. The device and systems can be used to load an intraocular lens into a cartridge, from which it can delivered into a patient's eye. The devices and systems can also be used to simply advance an intraocular lens through any type of loading or delivery device. | 09-27-2012 |
20120245592 | Applicator for Inserting Lenses - The present invention relates to a pre-load unit (P) for inserting lenses into the eye of a human or animal, comprising a housing ( | 09-27-2012 |
20120253356 | INTRAOCULAR LENS INSERTION DEVICE - An intraocular lens insertion device having a novel configuration in such a manner that, with the displacement of a haptic toward the convex side of an optical portion, which can be deformed in a curved shape, restricted by an engaging part provided to the tip part of a plunger, the haptic is deformed in a curved shape in the direction in which the haptic approaches the optical portion. The configuration allows, when the intraocular lens is pushed out by the plunger, the haptic to enter a gap formed on the concave side of the optical portion which has been deformed in a curved shape. | 10-04-2012 |
20120283741 | RETRACTABLE TIP FOR VITRECTOMY TOOL - A probe for a vitrectomy tool is provided having a vitreous cutter tube having a blunt tip at a distal end and adapted to be coupled at a proximal end to a handpiece of a vitrectomy tool; a retractable outer trocar tube surrounding the vitreous cutter tube having an open distal end with a sharpened edge; and a retraction mechanism coupled to a proximal end of the outer trocar for selectively extending and retracting the outer trocar tube between a first extended position wherein the sharpened edge of the outer trocar is extended beyond the blunt tip of the vitreous cutter tube to facilitate insertion into the eye and a second retracted position wherein the sharpened edge of the outer trocar is retracted behind the blunt tip of the vitreous cutter tube to facilitate safe operation of the probe. | 11-08-2012 |
20120289969 | Intraocular Lens Injector System - An intraocular lens (IOL) assembly packaged for shipping, comprising an IOL injector component having a lumen wall, and an IOL, at least one of the lumen wall and the optic comprising a first lens retention feature for impeding progress of the lens through said lumen toward the distal end. An IOL injector for injecting an IOL, comprising at least two projections extending from said lumen wall, the projections being configured and arranged to interfere with said soft tip prior to and during engagement of said soft tip with the IOL. An intraocular lens storage system, comprising a receptacle within the container, and a tapered portion, the tapered portion and the receptacle permitting a user's fingers to extend into the container to grasp a portion of a shuttle in the receptacle and remove the shuttle form the container. | 11-15-2012 |
20120289970 | Two Stage Plunger for Intraocular Lens Injector - A plunger for an IOL injector device includes a shaft with a distal tip and a compressible sleeve positioned about the shaft with the tip extending forwardly of the sleeve. In a first stage of IOL advancement through the injector device, the plunger tip engages and pushes the IOL through a first section of the injector body. In a second stage of IOL advancement, the sleeve enters the narrowing section of the injector body toward the open tip thereof with the IOL and sleeve both undergoing compression. The sleeve compresses and lengthens in a forward direction ultimately enveloping the plunger distal tip. Viscoelastic applied inside the injector accumulates between the leading edge of the compressed sleeve and the compressed IOL thereby creating hydraulic pressure which pushes the compressed IOL through the remainder of the injector body and out the open distal tip thereof. | 11-15-2012 |
20130006259 | DETAILED DESCRIPTION OF EXEMPLARY EMBODIMENTS - Ocular implant insertion apparatus configured for screw-type and push-type operation and associated methods. Such insertion apparatus includes a main body defining a longitudinal axis and a plunger, movable relative to the main body, including a rod portion and an operational portion rotatably mounted on the rod portion. One of the main body and the plunger operational portion includes a helical slot and at least one longitudinally extending clearance groove that intersects the helical slot and the other of the main body and the operational portion includes at least one protrusion that is sized and shaped to fit within the helical slot and within the at least one longitudinally extending clearance groove. | 01-03-2013 |
20130012956 | INTRAOCULAR LENS INJECTING DEVICE - The embodiments herein provide an intra-ocular lens injecting device for implanting the same through an incision into an eye of a subject. The device comprises a cartridge for loading at least one intra ocular lens and a delivery tube operably coupled to the cartridge for delivery of the intra ocular lens through the incision. The delivery tube has a rigid first section and a flexible second section. The rigid first section and the flexible second section are configured to have a uniform and a substantially oval cross-sectional area. The configuration of the delivery tube reduces trauma and the incision size, to the subject during implantation. The device also includes a plurality of projections provided on the flexible second section of the delivery tube. | 01-10-2013 |
20130018383 | MULTI-PURPOSE PHACOEMULSIFICATION NEEDLE - In one aspect of the invention, a multi-purpose phacoemulsification needle comprises a needle body disposed about a centerline and has a lumen disposed therein. The lumen has a first cross-sectional area that is normal to the centerline. The needle further comprises a distal tip comprising an arcuate surface and a face with a port therein. The port has a second cross-sectional area in a plane generally parallel to the face and is in fluid communication with an internal cavity that has a third cross-sectional area normal to the centerline, the internal cavity being in fluid communication with the lumen. The needle is configured such that the third cross-sectional area is greater than either the first cross-sectional area or the second cross-sectional area. In another aspect of the invention, the needle comprises a plurality of fins projecting inwardly from the lumen. | 01-17-2013 |
20130023892 | Corneal Implant Retaining Devices and Methods of Use - Corneal implant retaining devices and their methods of use. The retaining devices can be a cap adapted to be disposed over a portion of a corneal implant insertion device. | 01-24-2013 |
20130041382 | Injector Apparatus for Injecting Intraocular Lens - Injector apparatus ( | 02-14-2013 |
20130053860 | RING USED IN A SMALL PUPIL PHACOEMULSIFICATION PROCEDURE - A ring that can maintain a pupil in an extended position d˜ring an ophthalmic procedure. The ring has a plurality of loops that capture iris tissue. The ring is configured to extend the pupil when iris tissue is inserted into each loop. An ophthalmic procedure such as phacoemulsification can then be performed on the patient. The ring has a center opening that provides a wide view of the ocular chamber during the procedure. | 02-28-2013 |
20130060254 | EYE MANIPULATOR - An eye-manipulator can include an applicator-arm and an eye-contact element, the applicator-arm providing mechanical control over the eye-contact element, and the eye-contact element, connected to the applicator-arm, can be configured to make contact with an eye. A method of manipulating an eye includes aligning the eye-contact element with an eye by adjusting the applicator-arm of the eye-manipulator; contacting the eye with the eye-contact element of the eye-manipulator; and manipulating the eye with the eye-manipulator to assist a docking of a patient interface of an ophthalmic system onto the eye. | 03-07-2013 |
20130060255 | Lens Injector Apparatus and Method - An embodiment in accordance with the present invention provides an apparatus and method for injecting a lens into a flap or pocket in the cornea. This lens or pocket preferably is created by a laser used in conventional lasik surgery. The apparatus includes a syringe or handle, a plunger extending movably through the lumen of the syringe, and a paddle. The paddle extends from the distal end of the syringe and is configured to hold the lens to be injected into the eye. The paddle also defines a fluid flow path in fluid communication with the lumen of the syringe and configured to allow saline to flow onto the paddle to lift the lens from the paddle, such that the lens can be inserted into the eye. | 03-07-2013 |
20130060256 | FLAT-TYPE INTEGRAL PRELOADED INJECTOR WITH INTRAOCULAR LENS FIXING DEVICE - An embodiment of the invention relates to a flat-type integral preloaded injector with an intraocular lens fixing device, and more particularly, to a flat-type integral preloaded injector which is provided with an intraocular lens fixing device for injecting an intraocular lens used in a cataract surgery. | 03-07-2013 |
20130060257 | MODULAR INTRAOCULAR LENS INJECTOR - An injector for inserting an intraocular lens into an eye, comprising a main body ( | 03-07-2013 |
20130085506 | INTRAOCULAR LENS SURGICAL SYSTEM AND METHOD - Various systems, apparatuses, and processes may be used for intraocular lens surgery. In particular implementations, a system for intraocular lens surgery may include an intraocular lens insertion cartridge and an intraocular lens interface adapted to engage an intraocular lens for advancement through the intraocular lens insertion cartridge. The system may also include a bracket that is detachably attached to the intraocular lens insertion cartridge and that facilitates securing the intraocular lens interface relative to the intraocular lens insertion cartridge. | 04-04-2013 |
20130085507 | INTRAOCULAR LENS INJECTION INSTRUMENT - An intraocular lens injection instrument including: an injection part formed with an inner wall for folding the soft IOL and a front end for injecting the IOL folded along the inner wall into an eye; a cylinder body part provided with the injection part at its end portion; a push member for pushing the IOL toward the front end of the injection part, a restriction member attached to the cylinder body part to restrict movement of the IOL which is placed outside the axis; and a release member for releasing the restriction member and pushing the IOL onto the axis, wherein the release member includes a contact portion to be brought into contact with the IOL when the restriction by the restriction member is released, the contact portion having a setting surface to be brought into contact with the IOL placed on the axis. | 04-04-2013 |
20130096569 | Phacoemulsification Needle - A phacoemulsification needle has a polygonally-shaped tip with an axis that is offset from the axis of the needle body. The material forming the tip is non-uniformly distributed, adding to the motion of the tip when it is vibrated torsionally. In one embodiment, the tip has tip wall segments of varying thicknesses. In another embodiment, the tip has a series of external ribs formed on the tip wall segments, on the wall segment, at the apex where adjacent wall segments meet, or both. | 04-18-2013 |
20130103040 | METHOD AND DEVICE FOR MANIPULATION OF AN INTRAOCULAR LENS - A method for charging a deformable intraocular lens into a receptacle through a slit or opening in the receptacle periphery, the lens in un-deformed state comprising a) a roughly disc shaped optic part configured to act as a lens when inserted into an eye and b) at least two elongated haptic legs, each leg having an inner end attached to the optic part, an outer end being free and intermediate points in between the inner end and the free end, each leg being curved in unstressed state and being flexible to at least a less curved configuration under stress. The method comprises the steps of i) stretching the legs to align the legs along a substantially straight line, ii) aligning or maintaining the substantially straight line over and substantially parallel with the slit or opening of the receptacle, and iii) transferring at least the two legs through the slit or opening into the receptacle. A device for stretching the haptics of a lens comprises i) at least two haptic guiding surfaces arranged for each of the at least two haptic legs, the guiding surfaces having less curvature than the legs in un-stressed state, ii) a seat for the lens arranged with respect to the guiding surfaces so as to allow, when a lens is positioned in the seat, contact between a first point on the leg and its guiding structure and iii) a lens guiding arrangement allowing the lens to be moved along a path bringing at least a second point on the leg into contact with, or closer to, its guiding structure or a transfer opening allowing passage of the lens with the haptics, having said less curvature, to a receptacle. | 04-25-2013 |
20130110125 | Ocular Implant Delivery Systems And Methods | 05-02-2013 |
20130131686 | MICRO-BURST ULTRASONIC POWER DELIVERY - Phacoemulsification apparatus includes a phacoemulsification handpiece having a needle and an electrical system for ultrasonically vibrating said needle along with a power source for providing pulsed electrical power to the handpiece electrical system. Irrigation fluid is provided to the handpiece needle and aspirating fluid is removed from the handpiece needle. A determination of a voltage current phase relationship of the provided electrical power is made and in response thereto a control system varies a power level duty cycle provided to the handpiece electrical system from the power source and/or modify the aspiration flow rate. In addition, a separate input enables manual control of pulse amplitude. The control system provides a pulsed electrical power of less than 20 millisecond pulse duration. | 05-23-2013 |
20130131687 | INTRAOPERATIVE ESTIMATION OF INTRAOCULAR LENS POWER - Apparatus for performing intraocular implant surgery, including surgical apparatus for performing intraocular implant surgery, an autorefraction device associated with the surgical apparatus, wherein the autorefraction device is configured to perform autorefraction on the aphakic eye to provide one or more aphakic refraction measurements, and a processor connected to the autorefraction device, wherein the processor is configured to process the aphakic refraction measurements and provide the user of the apparatus with information regarding the power of the intraocular lens. | 05-23-2013 |
20130158561 | INTRAVITREAL APPLICATION - An assembly for implanting ocular implants into a mammalian eye is provided. The assembly generally includes a cannula having a curved distal end, an injector mechanism coupled to the cannula for linearly moving one or more implant segments in the cannula toward the curved distal end, and a rotator mechanism for rotating the cannula about a longitudinal axis thereof. | 06-20-2013 |
20130165943 | INTRAOCULAR LENS SURGICAL SYSTEM AND METHOD - Various systems, apparatuses, and processes may be used for performing intraocular lens surgery. In some implementations, a system for intraocular lens surgery may include a first body, a second body, and flexible joint. The first body may be adapted to receive an intraocular lens, and the second body may include a passage adapted to facilitate folding the intraocular lens as the lens is advanced through the passage. The flexible joint may be interposed in a gap between the first body and the second body. | 06-27-2013 |
20130172900 | EXPANDABLE SHIELD INSTRUMENT FOR USE IN INTRAOCULAR SURGERY - An instrument capable of providing large-area shielding within an isolated operating region, such as the eye, while being passable through a small incision in the region through which the instrument must be inserted. For example, an instrument capable of being passed through a typical 3 mm (or smaller) phacoemulsification incision without undue damage to ocular tissue, and which expands to provide large-area shielding, e.g. to occlude a large-diameter (e.g. approx. 6 mm) posterior capsule opening. The surgical instrument includes two or more leaves, the leaves being interconnected by at least one fastener in a manner that causes expansion of a leading or distal portion of the instrument when the following or proximal portions of each leaf are manipulated, whether by a user or through interaction with a wall of the incision. | 07-04-2013 |
20130197531 | AUTOMATED INTRAOCULAR LENS INJECTOR DEVICE - An intraocular lens injection device comprises a tubular housing with a plunger longitudinally disposed within the tubular housing. An electric drive system longitudinally translates the plunger so that its tip engages an insertion cartridge to fold and displace an intraocular lens disposed within and to inject the folded lens into the lens capsule of an eye. A control circuit is configured to start translation of the plunger, responsive to user input, to detect at least one fault condition based on a counter-electromotive force produced by the electric motor, and to stop translation of the plunger assembly responsive to the detected fault condition, which may comprise excessive resistance to forward or rearward translation of the plunger or insufficient resistance to forward translation of the plunger. | 08-01-2013 |
20130197532 | AUTOMATED INTRAOCULAR LENS INJECTOR DEVICE - An intraocular lens injection device comprises a tubular housing with a plunger longitudinally disposed within the tubular housing. An electric drive system longitudinally translates the plunger so that its tip engages an insertion cartridge to fold and displace an intraocular lens disposed within and to inject the folded lens into the lens capsule of an eye. A control circuit is configured to start translation of the plunger, responsive to user input, to detect at least one fault condition based on a counter-electromotive force produced by the electric motor, and to stop translation of the plunger assembly responsive to the detected fault condition, which may comprise excessive resistance to forward or rearward translation of the plunger or insufficient resistance to forward translation of the plunger. | 08-01-2013 |
20130197533 | OCULAR LENS CAPSULE RETAINER - A thin resilient strand, such as medical suture material, extends from a stiffer shank. The strand can form a resilient hook and/or it can have an arcuate free end to engage tissue such as the interior of a capsular bag at approximately its equator during ophthalmic surgery. | 08-01-2013 |
20130204269 | Intraocular Lens Injector with Vibration - An intraocular lens injector, comprising an injector body having a lumen wall defining a lumen, a plunger configured and arranged to move an IOL through the lumen, and a vibration source configured and arrange to vibrate at least one of the injector body and the plunger. | 08-08-2013 |
20130211414 | Nucleus Chopper and Splitter - A surgical instrument for both chopping and splitting the nucleus of an eye has a handle housing a shaft mounted within a guide tube which slides into and out of the instrument to bring first and second jaws into and out of contact with one another. The jaws are planar and positioned approximately perpendicular with the axis of the handle. The bottom edges of the jaws are brought into alignment to form a cutting edge when the jaws are forced together, and separate to perform a splitting action within a cut when the jaws are moved apart. | 08-15-2013 |
20130218167 | DEVICE FOR DEPLOYING A FLEXIBLE IMPLANT - The invention relates to devices and methods for deploying an implant. Preferably the device ( | 08-22-2013 |
20130218168 | OPHTHALMIC SURGICAL SYSTEM AND CONTROL ARRANGEMENT THEREFOR - A control arrangement for an ophthalmic surgical system for phacoemulsification of an eye lens includes an optical system for generating an image of an object region. At least part of the eye lens to be emulsified and part of a needle of a phacoemulsification handpiece can be arranged in the image. An image evaluation unit evaluates the generated image in such a way that an evaluation variable is generated which is dependent on a property of a particle produced by phacoemulsification of the eye lens or is dependent on a relation of the particle to its surroundings. A control unit generates a control variable in dependence upon the evaluation variable and, with the control variable, the control unit controls an absolute value of ultrasound energy which is supplied to the phacoemulsification handpiece by an energy source for phacoemulsification of the eye lens. | 08-22-2013 |
20130226193 | OCULAR IMPLANT INSERTION APPARATUS AND METHODS - An exemplary ocular implant insertion system includes a case and a preloaded ocular implant insertion apparatus. The apparatus includes first and second movable structures that move the ocular implant in a predetermined sequence. The respective configurations of the case and the ocular implant insertion apparatus are such that the ocular implant insertion apparatus is not removable from the case when the ocular implant insertion apparatus is in the pre-use state and is removable after the first movable structure has moved at least a portion of the optical implant. | 08-29-2013 |
20130226194 | DEVICE FOR INSERTING AN INTRA-OCULAR LENS - An IOL (intraocular lens) injector system comprises an IOL injector ( | 08-29-2013 |
20130237993 | Apparatus and Method for Phacoemulsification - Apparatus and methods for phacoemulsification combine a phacoemulsification needle having an offset feature with handpieces capable of producing various vibratory motions using motive systems that produce selected hybrid motions to create a hybrid phacoemulsification effect that is more efficient than conventional longitudinal handpiece-needle combinations and has been demonstrated under certain conditions to be more efficient than needles used with handpieces providing torsional motion. The phacoemulsification needle is of the type having a hollow passageway that terminates in a straight needle tip formed off-axis from the passageway, allowing the needle tip to move eccentrically when the needle is subjected to torsional or longitudinal vibratory motion. The tip may be flared or may be coextensive with the needle body. The tip may also be angled with respect to the needle body. The aspiration passageway formed through the needle body may be positioned or shaped to be off-axis from the needle body axis. | 09-12-2013 |
20130245634 | PLUNGER SYSTEM FOR INTRAOCULAR LENS SURGERY - Various systems, apparatuses, and processes may be used for intraocular lens surgery. In particular implementations, a system for intraocular lens surgery may include a body and a plunger. The body may, for example, include an outer wall and an inner wall, where the inner wall defines a passage through the body and includes a first guide member. The plunger may, for example, be adapted to move within the passage and include a first end, a second end, and a second guide member. The first end may be adapted to be engaged by a user for moving the plunger within the passage, and the second end may include a tip adapted to interface with an intraocular lens and having an asymmetric cross-section. The second guide member may interact with the first guide member to rotate the tip when the plunger is moved through the body. | 09-19-2013 |
20130245635 | INTRAOCULAR LENS INSERTION INSTRUMENT - There is provided an intraocular lens insertion device capable of easily positioning a circumference of an optical portion of an intraocular lens with respect to a distal end of a plunger. An intraocular lens insertion device | 09-19-2013 |
20130253527 | Corneal Implant Inserters and Methods of Use - Devices that are adapted to insert corneal implants onto corneal tissue. Methods of using the devices include inserting the corneal implant into a pocket created in the cornea. Methods of use also include inserting the corneal implant onto corneal tissue after a flap has been created in the cornea. The devices can be adapted to deliver fluid to an implant holding space to at least assist in the deployment of the implant from the holding space and onto corneal tissue. | 09-26-2013 |
20130253528 | SYSTEM AND METHOD FOR DELIVERING MULTIPLE OCULAR IMPLANTS - Systems and methods for delivering multiple ocular implants to reduce intraocular pressure are disclosed. The ocular implants can be implanted at multiple sites within a single human eye without requiring removal of the delivery apparatus from the eye. A system for delivering multiple ocular implants can include at least two implants preloaded within a delivery device and configured to be implanted within the eye, a metering device configured to transfer energy to the implants for delivery at selected locations within the eye, wherein the metering device is configured to meter a variable amount of energy for each implant delivery event in the eye. The system can further include an injector mechanism configured to serially engage and drive each of the implants. | 09-26-2013 |
20130253529 | MEDICAL TOOLS FOR FACILITATING KERATOPLASTY AND RELATED METHODS - Systems, devices and methods for performing small incision DLEK include providing a corneal transplantation donor tissue graft; then forming the tissue graft into an implantable configuration using the flexible substrate. Related medical kits and tools for forming a compact or rolled donor tissue graft are also described. | 09-26-2013 |
20130261637 | OPHTHALMIC SURGICAL SYSTEM AND A CONTROL APPARATUS THEREFOR - A control device for an ophthalmic surgical system includes a flow determination device for determining an actual value of fluid flow in an aspiration line. The aspiration line is coupled to a handpiece for phacoemulsification of an eye lens and an occlusion determination device determines whether there is an occlusion because of a particle of the eye lens at a suction opening of the aspiration line. An evaluation unit establishes a hardness of the particle in dependence on the determined actual value of the fluid flow in the aspiration line should the occlusion determination device have determined that an occlusion is present, and, dependent on the hardness, determines a first value of ultrasound energy, which can be supplied to the handpiece by an energy source. A control unit actuates the energy source, during the occlusion, so that it outputs the determined first value of the ultrasound energy. | 10-03-2013 |
20130274755 | Anterior Capsulotomy Device and Procedure | 10-17-2013 |
20130274756 | ACTUATOR FOR DEVICE FOR DELIVERY OF OPHTHALMIC LENSES - The actuator comprises a barrel and a plunger received within the barrel. A clutch mechanism is operable between the plunger and the barrel. The clutch mechanism includes a driven member and a fixed member having respective castellations. The driven member carries pins which engage a three-start thread on the plunger. The castellations are urged into engagement by three annular springs. In the engaged condition of the clutch, the plunger is advanced by rotation relative to the barrel. An axial load on the plunger disengages the clutch mechanism, allowing the plunger to be advanced axially whilst rotating the driven member. Two-handed or one-handed operation according to a user's choice is therefore possible. The actuator can be used in combination with a lens delivery device. | 10-17-2013 |
20130274757 | Apparatus and Methods for Loading of an IOL Injector - An IOL injector body including an injector body segment defining a portion of a lumen, and a first loading chamber component coupled to the injector body segments and a second loading chamber component hingedly coupled to the first loading chamber component. The second loading chamber component is capable of rotating about an axis that is parallel to the lumen. An IOL vial including a vial base and an injector guide rotatably mounted in said base, whereby an injector can be inserted along the injector guide and rotated such that a folded IOL can be obtained in the injector. A method of loading an IOL injector with an IOL the method that comprises inserting the IOL injector body into a vial and rotating the IOL injector body relative to the vial to obtain the IOL in the IOL injector body. | 10-17-2013 |
20130282020 | METHOD FOR USING MICROELECTROMECHANICAL SYSTEMS TO GENERATE MOVEMENT IN A PHACOEMULSIFICATION HANDPIECE - The present invention relates to a phacoemulsification handpiece, comprising a needle and a microelectromechanical system (MEMS) device, wherein the needle is coupled with the MEMS device. The phacoemulsification handpiece may further comprise a horn, wherein the horn is coupled with the needle and the MEMS device. The MEMS device is capable of generating movement of the needle in at least one direction, wherein at least one direction is selected from the group consisting of transversal, torsional, and longitudinal. The present invention also relates to a method of generating movement, comprising providing a phacoemulsification handpiece, wherein the handpiece comprises a needle and one or more MEMS devices; applying a voltage or current to the one or more MEMS devices, wherein the MEMS devices are coupled with the needle; and moving the needle in at least one direction. The present invention also relates to a vitrectomy cutter comprising one or more MEMS devices. | 10-24-2013 |
20130296876 | CYSTOTOME DEVICE - A cystotome device that includes a cystotome loop utilized to ablate one or more cataracts and a shaft, the cystotome loop coupled to a first end of the shaft and a shaft connection housing coupled to a second end of the shaft. The cystotome device also includes a hand piece body, a first end of the hand piece body coupled to the shaft connection housing, wherein the hand piece body is grasped by a user to maneuver and position the cystotome device. The cystotome device also includes one or more piezoelectric crystals disposed within the hand piece body, the one or more piezoelectric crystals produces ultrasonic waves directed and applied to the one or more cataracts and a power supply cord coupled to the second end of the hand piece body, the power supply cord providing an electrical conduit of electrical power to power the one or more piezoelectric crystals. | 11-07-2013 |
20130304077 | METHOD AND DEVICE FOR INSERTING AN INTRAOCULAR LENS - An injector for inserting an intraocular lens into an eye includes a lumen. The lumen can include a terminal portion at a distal end and a proximal portion juxtaposed with the terminal portion. An injector plunger can be disposed within the lumen for generating a driving force on the intraocular lens. The injector can include a lens frictional force that has a first value when the lens is at a first location within the proximal portion and a second value when the lens is at a second location within the terminal portion. The first value can be smaller than the second value. In some embodiments, the lens frictional force increases abruptly from the first value to the second value as the lens approaches the distal end of the lumen. | 11-14-2013 |
20130304078 | System for Storing, Shipping and Injecting Ocular Devices - A shipping system for a medical device, such as implantable lens for an eye, is provided that may be reconfigured from a shipping mode into an injection mode without manually handling the contained lens or other device. Upon manufacture, a lens may be placed within the system assembly in the shipping configuration. While in the shipping configuration, the lens is kept in its desired shape and within a selected environment. Upon arrival at the destination, the user may attach fittings for injection of the device into a body. The process of changing from the shipping to the injection mode deforms the device into a shape suitable for injection. A new assembly for insertion of a medical device utilizing the shipping systems is also disclosed which includes a resilient ring through which a plunger extends to provide digital feedback as the medical device is inserted. | 11-14-2013 |
20130310843 | PLUNGER SYSTEM FOR INTRAOCULAR LENS SURGERY - Various systems, apparatuses, and processes may be used for intraocular lens surgery. In particular implementations, a system for intraocular lens surgery may include a shell, a plunger, and a deformable sleeve. The shell may, for example, include an outer wall and an inner wall, wherein the inner wall defines a passage through the body. The plunger may be adapted to move within the passage and include first end adapted to be engaged by a user for advancing the plunger within the passage and a second end adapted to interface with an intraocular lens. The deformable sleeve may be sized to fit around the plunger and adapted to engage with the shell and the plunger to provide force feedback to advancing the plunger through the passage. | 11-21-2013 |
20130317513 | Lens Inserter Apparatus and Method - A method for inserting a lens into a corneal pocket or flap includes providing a lens inserter device, opening a first leaf and a second leaf of the device, positioning a slot of each one of a first and a second lens shaped portion over a post on a packaging of the lens, positioning the lens between the first leaf and the second leaf, inserting the lens into the corneal pocket, and releasing the lens from the lens inserter device. | 11-28-2013 |
20130317514 | INTRAOCULAR LENS DELIVERY DEVICE WITH A MULTI-PART PLUNGER TIP - The present invention is directed to the provision of an intraocular lens delivery device having a plunger with a multi-part plunger tip. The plunger tip includes a first part and a second part wherein the first part releases from the second part during travel of the plunger through the body of a delivery cartridge. | 11-28-2013 |
20130325024 | FUNCTIONALLY GRADED MATERIAL TUBE AND METHOD FOR USE OF THE SAME IN IMPLANTATION - A device for implantation a patient may include a tubular fiber wall that defines at least one opening and at least one lumen continuous with the one opening and adapted to allow the passage of fluid. The tubular fiber wall typically contains a porosity gradient that is adapted to permit passage of different size substances at different locations along the gradient. In one aspect, a second tubular fiber wall substantially encircling the tubular fiber wall. | 12-05-2013 |
20130331853 | INTRAOCULAR LENS INSERTION APPARATUS - Provided is technology which can prevent the circumferential section of the end surface of a tip end opening from being damaged when an intraocular lens is extruded from an insertion apparatus, even when an insertion tube of the intraocular lens insertion apparatus has been further reduced in size. Provided is an intraocular lens insertion apparatus in which the end surface of a tip end opening ( | 12-12-2013 |
20130338676 | INTRAOCULAR LENS INSERTION APPARATUS - Provided is technology which can prevent plunger deformation and further stabilize an intraocular lens insertion operation, even when an insertion tube section of an intraocular lens insertion apparatus has been further reduced in terms of the diameter thereof and has been made flatter. The intraocular lens insertion apparatus includes: a tip end region where a plunger comes into contact with an intraocular lens main body and an intraocular lens holding section; and a bar-shaped section extending from the rear end of this tip end region to the rear of the plunger. The bar-shaped section has a fixed thickness in the direction of the optical axis of the intraocular lens, and has an increasing thickness in a portion where the distance from the tip end of the tip end region is equal to or greater than a predetermined distance in a direction perpendicular to the optical axis direction and perpendicular to the plunger advancement direction. | 12-19-2013 |
20130345713 | RAPID EXCHANGE IOL INSERTION APPARATUS AND METHODS OF USING - A system for easily transferring an intraocular lens (IOL) from a lens case to an inserter, and then into a patient's eye. The lens case has a transfer mechanism therein which retains the IOL until engagement with the inserter. The transfer mechanism may include jaws having a closed configuration for retaining the IOL and an open configuration for releasing the IOL. Engagement of the inserter with the lens case automatically opens the jaws and transfers the IOL to the inserter. The IOL is transferred into a load chamber of a nosepiece rotatably coupled to a handpiece. After transfer of the IOL, the nosepiece is rotated from a load position to a delivery position. The IOL may have an optic and a haptic coupled to the optic, and the lens case may be capable of configuring the haptic as desired to facilitate its transfer into an inserter and/or into the eye. For instance, the lens case may fold one or both of the haptics over the optic. Preferably, the lens case maintains the haptic in this position during transfer of the intraocular lens into an inserter and/or inserter cartridge. A manifold for easily distributing a viscoelastic medium to the load chamber of the inserter is also provided. | 12-26-2013 |
20140012276 | LITHOTRIPSY EYE TREATMENT - A lithotripsy probe is used to break up cataracts, sinus blockages and other body masses, where the broken materials may be removed by suction. The lithotripsy probe may have a spark generator, a fluid motion generator, or other component for breaking up the body mass. | 01-09-2014 |
20140012277 | Intraocular Lens Delivery Systems and Methods of Use - Intraocular lens delivery devices and methods of use. | 01-09-2014 |
20140012278 | SURGICAL INSTRUMENT - A surgical instrument includes: a handpiece; a rod part at a distal end of the handpiece, the rod part including a surface for adhering a graft thereto; a hollow pipe part configured to cover the rod part, the pipe part including an inner diameter with a predetermined clearance between the pipe part and the rod part; and a moving unit configured to move the pipe part relative to the rod part along an axial direction of the rod part. | 01-09-2014 |
20140012279 | OCULAR IMPLANT APPLIER AND METHODS OF USE - Described herein is a delivery device and methods for delivering an ocular implant into an eye. The delivery device includes a proximal handle portion; a distal delivery portion coupled to a distal end of the handle portion and configured to releasably hold an ocular implant and includes a sheath positioned axially over a guidewire; and a metering system configured to provide visual guidance regarding depth of advancement of an implant positioned on the guidewire into an anatomic region of the eye. Also disclosed is a device and method for loading an implant onto the delivery device. | 01-09-2014 |
20140031832 | PLUNGERS FOR INTRAOCULAR LENS INJECTORS - An intraocular lens (IOL) injector for delivering an IOL into an eye of a patient includes an IOL load chamber and connected delivery tube, and a push rod for urging the IOL through the delivery tube and out of a distal tip thereof. The push rod is guided and biased against one side of the injector load chamber. The injector may include an inflatable pusher for urging the IOL through the delivery tube and out of a distal tip thereof. The inflatable pusher has a proximal end that may be open to an internal cavity of the injector, wherein a plunger movable in the injector cavity forces fluid such as air or saline into the pusher. A distal end of the pusher may be forked to capture a trailing end of the IOL, or may have a bulbous configuration to ensure the pusher does not pass the IOL. | 01-30-2014 |
20140031833 | INTEROCULAR INJECTOR - An intraocular injector includes a syringe body having open-ended cone disposed in one end thereof along with a piston disposed in the body. A transparent implant holder having a lumen therein is aligned with an open-ended cone, a needle include a proximal end and a distal end with a bevel disposed on the distal end of the needle. A plunger affixed to the piston and slidable within a holder lumen and needle lumen is provided for injecting solid intraocular implants into an eye. A cylindrical syringe body shape facilitates control over the needle bevel orientation during injection of the implant into the eye. | 01-30-2014 |
20140039510 | TPS TOOLS AND METHODS FOR THE SURGICAL PLACEMENT OF INTRAOCULAR IMPLANTS - Provided herein are alignment systems, computer-implemented systems and methods utilizing the same for planning an optimal surgical implantation of asymmetric optics into one or both eyes of a patient and/or correcting astigmatism thereof. The methods generally comprise obtaining reference data comprising the surgical procedure plan, the reference image and the corneal topographic measurements for the patient's eye, determining an optimal placement angle of an optical zone on the cornea from the reference data and placing the asymmetric optic into the eye to match the determined optimal placement angle. Particularly, software is configured to determine the rotational difference between a reference image and a live image of the patient's eye to determine a corrected axis angle for optimal placement angle which is superimposed over a display of the live image. Also provided are non-transitory computer-readable medium and computer program products embodied with software for planning the surgical implantation. | 02-06-2014 |
20140052140 | POSITIONING DEVICE FOR EYE SURGERY AND PROCEDURES - The invention provides a positioning device for use in an examination, procedure or surgery of the eye. The positioning device includes an incurvate body with an upper peripheral edge having a first arc length, a lower peripheral edge having a second arc length, and a curved lateral portion therebetween. The lower peripheral edge has an arc length that is longer than the first arc length, as well as one to eight indentations of a size effective to receive a surgical instrument. The incurvate body of the positioning device of the invention is configured to engage at least a portion of the eye posterior to the corneal limbus and beneath which the pars plana is located. The positioning device can also include a handle pivotably attached to the incurvate body. The positioning device can be used to stabilize the eye as well as assist in accurate positioning of instruments during eye examination, procedure or surgery involving the anterior or posterior segment of the eye. | 02-20-2014 |
20140052141 | PHACOEMULSIFICATION HOOK TIP - In various embodiments, a phacoemulsification cutting tip with a straight shaft and an angled portion off of the straight shaft may include a hook on the angled portion to move an axis of rotation of the cutting tip closer to alignment with an extended centerline of the shaft. The cutting tip may be configured to torsionally rotate back and forth on an axis perpendicular to a centerline of the shaft (e.g., rotation around a y-axis). In some embodiments, lateral vibrations (e.g., side to side along an x-axis or z-axis perpendicular to the y-axis) that result from torsional rotation around the y-axis in a cutting tip without the hook may be reduced through use of the hook to balance the otherwise eccentrically weighted hook. | 02-20-2014 |
20140066946 | Preloaded Intraocular Lens (IOL) System and Method - A preloaded intraocular lens (IOL) system/method utilizing haptic compression is disclosed. The disclosed system/method utilizes an IOL packaged in a compressed state that is inserted into a patient using a cartridge and lumen through which the IOL is advanced. Within this context the haptics to the IOL are wrapped around the IOL in a coplanar fashion during the loading of the IOL to permit the IOL to be shipped and stored in a compressed state. This compressed state is achieve by wrapping the haptics of the IOL during the manufacturing process to ensure that the IOL is properly aligned and thus delivered in a predetermined orientation within the patient's eye. This compressed packaging of the IOL permits a more uniform and consistent placement of the IOL in the patient and eliminates the potential for physician error during the critical IOL placement procedure. | 03-06-2014 |
20140066947 | INTRAOCULAR LENS SURGICAL SYSTEM AND METHOD - Various systems, apparatuses, and processes may be used for intraocular lens surgery. In particular implementations, a system for intraocular lens surgery may include an intraocular lens insertion cartridge and an intraocular lens interface adapted to engage intraocular lens for advancement through the intraocular lens insertion cartridge. The system may also include a bracket that is detachably attached to the intraocular lens insertion cartridge and that facilitates securing the intraocular lens interface relative to the intraocular lens insertion cartridge. | 03-06-2014 |
20140074107 | INTRAOCULAR LENS INJECTOR ASSEMBLY INCLUDING A SHUTTLE AND METHOD OF USING SAME - An intraocular lens (IOL) injector assembly comprising an injector body having a shuttle reception opening defined at least in part by a first sidewall and a second sidewall, and a shuttle comprising a first wing including a first portion of a shuttle lumen wall and a second wing including a second portion of a shuttle lumen wall. The first wing and the second wing are coupled together by a hinge. When in a closed state, the first portion of the shuttle lumen wall and the second portion of the shuttle lumen wall define at least a portion of an operative shuttle lumen. The shuttle and sidewalls are configured such that the first wing and the second wing interfere with the first sidewall and the second sidewall, respectively, as the shuttle passes through the shuttle reception opening, such that the closed state of the shuttle is attained. | 03-13-2014 |
20140081284 | Intraocular Lens Inserting Instrument - An intraocular lens inserting instrument ( | 03-20-2014 |
20140107660 | Instrument For Inserting Intraocular Lens - An intraocular lens insertion instrument capable of smoothly pushing out a preset lens is provided. An intraocular lens insertion instrument ( | 04-17-2014 |
20140114323 | OCULAR IMPLANT INSERTION APPARATUS AND METHODS - An exemplary ocular implant insertion system includes a case and a preloaded ocular implant insertion apparatus. The apparatus includes first and second movable structures that move the ocular implant in a predetermined sequence. The respective configurations of the case and the ocular implant insertion apparatus are such that the ocular implant insertion apparatus is not removable from the case when the ocular implant insertion apparatus is in the pre-use state and is removable after the first movable structure has moved at least a portion of the optical implant. | 04-24-2014 |
20140121669 | CONTROLLING A PHACOEMULSIFICATION SYSTEM BASED ON REAL-TIME ANALYSIS OF IMAGE DATA - A design for dynamically adjusting parameters applied to a surgical instrument, such as an ocular surgical instrument, is presented. The method includes detecting surgical events from image data collected by a surgical microscope focused on an ocular surgical procedure, establishing a desired response for each detected surgical event, delivering the desired response to the ocular surgical instrument as a set of software instructions, and altering the surgical procedure based on the desired response received as the set of software instructions. | 05-01-2014 |
20140128879 | MEDICAL TOOL AND METHOD FOR PRODUCING A MEDICAL TOOL - A medical tool, in particular a hollow needle for an instrument used in ocular surgery for the in-vivo disintegration of organic lenses by means of ultrasound, having a functional part ( | 05-08-2014 |
20140135782 | Hingeless Cartridge for Use with an Intraocular Lens Injector Providing Haptic Control - An IOL injector cartridge, comprising an upper wall, a lower wall, the upper wall and the lower wall combining to define a lumen that extends from a proximal end to a distal end, a slot extending through the entire thickness of the upper wall and extending from the proximal end and having a slot distal end formed by the upper wall, an edge of the upper wall that, at least partially defines the slot, having a convex curvature, the curvature occurring along the thickness of the edge. | 05-15-2014 |
20140135783 | Hingeless Cartridge For Intraocular Lens Injector Providing Haptic Control - A method of loading an IOL having an optic and a leading haptic into a cartridge, comprising folding the leading haptic radially inward relative to the optic as the IOL moves into a lumen of the cartridge, by using a proximal end feature of the cartridge. | 05-15-2014 |
20140135784 | INJECTOR FOR IMPLANTING AN INTRAOCULAR LENS - An injector system for implanting an intraocular lens into an eye includes an injector body having a front and rear ends; a cannula arranged at the front end, which provides a transport channel for a lens to be implanted; a magazine with a receptacle area for a lens which is securable in the receptacle area by a retainer, the magazine being arranged so that a lens can be fed into the transport channel via the preferably lateral inlet opening; a folding body insertable into the magazine and into the inlet opening, for pushing the lens into the transport channel in a manner so that the lens is partially foldable around the folding body; and a slider which is slideably arranged in the injector body and which can be pushed into the transport channel via the front end so that the lens can be ejected from the transport channel. | 05-15-2014 |
20140135785 | ADJUSTABLE FOOT PEDAL CONTROL FOR OPHTHALMIC SURGERY - A foot pedal control for a surgical system, e.g., an ophthalmic surgery system, that adjusts to a number of different sizes of user's shoes. The foot pedal control has a treadle on which a user places his or her foot and a sensor that tracks the movements thereof. Adjustable lateral guides mount to the treadle and conform to both sides of the foot. The guides are shaped and positioned to conform to a wide variety of feet or shoes, and may easily be adjusted between users. A retractable heel stop converts between up for reference and down to enhance movement of the user's foot. A convertible handle may be stowed in a down position parallel to a base or pivoted up over the treadle for protection and ease of movement of the foot pedal control. The foot pedal control may be wireless and have various other electronic controls, and may have a dual-control treadle. | 05-15-2014 |
20140142586 | LENS DELIVERY SYSTEM - An intraocular lens delivery system includes an injector body having a bore surrounded by an inner wall. The system further includes a plunger configured to fit within the bore. The system also includes a plurality of deflectable members connected to the plunger and configured to contact the inner wall and to be deflected when the plunger is inserted within the bore. The deflectable members center the shaft and, when inserted within the injector body, contribute to producing a predetermined force resisting advancement of the plunger when deflected in the bore. | 05-22-2014 |
20140142587 | MEDICAL TOOLS FOR SMALL INCISION EYE SURGERY - Systems, devices and methods for performing small incision DLEK include providing a corneal transplantation donor tissue graft; then forming the tissue graft into an implantable configuration using the flexible substrate. Related medical kits and tools for forming a compact or rolled donor tissue graft are also described. | 05-22-2014 |
20140142588 | Intraocular Lens Delivery Devices and Methods of Use - Intraocular lens delivery devices and methods of use. | 05-22-2014 |
20140171956 | DETECTING COATINGS ON INTRAOCULAR LENS INSERTION DEVICES AND METHODS OF MANUFACTURING THE DEVICES - Methods for detecting a coating on a surface of an intraocular lens delivery device and methods of manufacturing the device are provided. A method includes forming the coating on the device, the coating including a lubricious-enhancing component and a fluorescing component, illuminating the fluorescing component to cause the fluorescing component to emit a glow, and determining characteristics of the coating on the device based on the glow of the fluorescing component. | 06-19-2014 |
20140171957 | Control of Automated Intraocular Lens Injectors - A system for implanting an intraocular lens in the lens capsule of an eye to treat an ocular condition includes a housing, a plunger, and an electric motor configured to cause longitudinal translation of the plunger. A cartridge mount may accommodate a removable insertion cartridge so that an intraocular lens disposed in the insertion cartridge is displaced from the insertion cartridge as the plunger is translated. A controller electrically communicates with the electric motor and powers the electric motor to translate the plunger and displace the intraocular lens. The controller may be configured to detect motor current feedback in the control circuit and may be configured to compare the detected motor current feedback to a stored current profile and to stop translation of the plunger when the current level deviates from the stored current profile by a pre-stored amount. | 06-19-2014 |
20140180299 | Intraocular Lens Insertion Device - An intraocular insertion device ( | 06-26-2014 |
20140180300 | Intraocular Lens Insertion Device - An instrument for inserting an intraocular lens capable of securely and safely pushing out the lens by a simple structure. An instrument ( | 06-26-2014 |
20140188122 | INTRAOCULAR LENS INSERTION DEVICE - A cartridge for an intraocular lens insertion device is disclosed. An example cartridge may include an intraocular lens insertion cartridge body having a distal end and a proximal end and configured to receive an intraocular lens for insertion into a patient's eye through an incision; the intraocular lens insertion cartridge body having an inner surface comprising at least one polymeric material having a hardness greater than about 50D and an elongation at break greater than about 150%; the inner surface of the intraocular lens insertion cartridge body defining an at least partially tapering insertion pathway disposed within the intraocular lens insertion cartridge body and extending from the proximal end to the distal end of the intraocular lens insertion cartridge body. | 07-03-2014 |
20140188123 | BACK LOADED IOL INSERTION CARTRIDGE - A rear-loaded injector cartridge for an intraocular lens (IOL) having a proximal opening that provides a haptic slot. The haptic slot receives a leading haptic of an IOL loaded therein, and temporarily retains the leading haptic while the optic of the IOL is inserted into a holding area of the cartridge. As the optic passes by, the leading haptic folds over the top of the optic, on its anterior side. The length of the haptic retention slot is sufficient to maintain the leading haptic in its anteriorly folded position while the IOL remains in holding area typically while the cartridge is mated with a handpiece of the injector. The cartridge also has a rear or proximal cut out which advantageously keys with a similarly-sized rail on the handpiece so that the cartridge cannot be inserted in the wrong way. | 07-03-2014 |
20140194890 | INTRAOCULAR LENS INSERTION DEVICE - There is provided an intraocular lens insertion device capable of appropriately regulating the motion of a rear supporting portion during a process of moving an intraocular lens, and reducing the possibility of reoperation being required after the intraocular lens is inserted into an eye. An intraocular lens insertion device | 07-10-2014 |
20140200588 | PROTECTIVE CAP FOR AN INSERTION DEVICE AND OTHER INSERTION DEVICE FEATURES - A protective cap having finger grips, a window, and port. The protective cap may also have one or more clips (or snaps), one or more relief slots, and/or one or more guides. Protective cap | 07-17-2014 |
20140200589 | PRE-LOADED IOL INSERTION SYSTEM - A system for easily transferring an intraocular lens (IOL) from an inserter into a patient's eye. The system includes an inserter handpiece with a holding station for receiving or storing an IOL. The IOL may be pre-loaded within the holding station during manufacture, and the inserter handpiece coupled to a delivery tube so that the entire system is ready for use by a surgeon to implant an IOL. The IOL may have an optic and leading and trailing haptics coupled to the optic, and the holding station may be capable of manipulating the haptics as desired to facilitate transfer of the IOL through the delivery tube into the eye. For instance, the holding station may fold one or both of the haptics over the optic. Preferably, the holding station maintains the haptics in their folded positions during transfer of the IOL into the delivery tube. The holding station desirably maintains the IOL in a relaxed configuration during storage. A small opening on one side may be provided to introduce a narrow tool for folding one of the haptics over the optic. | 07-17-2014 |
20140200590 | PLUNGER TIP COUPLING DEVICE FOR INTRAOCULAR LENS INJECTOR - The present disclosure is directed to devices, systems, and methods directed to mounting a plunger tip to a plunger of an IOL injection device. A plunger tip wrench that is operable to releasably retain a plunger tip may be coupled to a holder extending from an end of the IOL injection device to align the plunger tip with the plunger of the IOL injection device. In some instances, the IOL injection device may include a motor and use a back electromotive force (EMF) of the motor to detect a position of the plunger as it is extended to engage the plunger tip. The plunger tip may be positioned relative to the plunger such that the plunger will engage the plunger tip within the entire range of a negative error position and a positive error position. | 07-17-2014 |
20140222013 | INTRA-OCULAR LENS INJECTION CARTRIDGE - A cartridge for implantation of a deformable intraocular lens (IOL) through a small incision in the eye, including a body portion including a first section including a first lens delivery passageway configured to contain an IOL readied for implantation, and a second section including a second lens delivery passageway connected to the first passageway, configured to fold the IOL when the IOL is pushed through the second passageway, and a nozzle portion extending from the body portion, the nozzle portion including a third passageway and a tip for insertion through the incision in the eye, the second passageway extending to the third passageway, the third passageway configured to transfer the folded IOL into an incision in an eye when the folded IOL is pushed through the nozzle. Related apparatus and methods are also described. | 08-07-2014 |
20140236163 | INTRAOCULAR MANIPULATOR AND RELATED METHODS - In accordance with various embodiments, an intraocular manipulator is disclosed which uses negative pressure to grasp and/or manipulate an intraocular object, for example, an IOL, a crystalline lens, or an intraocular foreign body. The device comprises a tip, a stem, and a suction source. The device may be a handheld device with the negative pressure controlled by a foot pedal. Similarly, the device may be used in conjunction with other intraocular devices. | 08-21-2014 |
20140243842 | GROOVED NEEDLE TIP FOR SURGICAL INSTRUMENT - A needle for a surgical instrument for removal of diseased or unwanted tissue is described. The needle has a hollow elongate needle shaft with a needle tip at a distal end for cutting tissue. The needle tip is flared in at least one plane and has a plurality of grooves milled into a surface of the tip in an asymmetric arrangement around the circumference of the needle tip. | 08-28-2014 |
20140249538 | Phacoemulsification Needle - A phacoemulsification needle having a hollow passageway terminates in a straight needle tip formed off-axis from the passageway, allowing the needle tip to move eccentrically when the needle is subjected to torsional or longitudinal vibratory motion. The tip may be flared or may be coextensive with the needle body. The aspiration passageway formed through the needle body may be formed off-axis from the needle body axis. The tip may also be angled with respect to the needle body. The inner and outer surfaces of the needle tip are roughened, as by sandblasting, to enhance the cutting effect of the tip when used with a non-longitudinal handpiece. The lip of each needle tip is polished to a high degree of smoothness and the edges of the tip are rounded to lessen the incidence of snags or cuts. | 09-04-2014 |
20140249539 | Apparatus for Intraocular Injection - Described is a medicament delivery device comprising a body adapted to accommodate a cartridge containing a medicament, and a reservoir coupled to the body, the reservoir containing a fluid and a plunger. The cartridge is axially movable relative to the body between a retracted position and an extended position. Axial movement of the cartridge from the retracted | 09-04-2014 |
20140257315 | SYSTEMS AND PROCESSES FOR INSERTING AN INTRAOCULAR LENS - Various systems and techniques for inserting an intraocular lens are disclosed. In particular implementations, a system and a technique for inserting an intraocular lens may include the ability to move, in response to a force being applied in a first direction along a longitudinal axis, a first plunger tip along the longitudinal axis and into a delivery cartridge to fold an intraocular lens and move in a second direction along the longitudinal axis in response to the applied force being reduced. The system and the technique may also include the ability to engage a second plunger tip and move, in response to a force being applied in the first direction along the longitudinal axis, the second plunger tip along the longitudinal axis and into the delivery cartridge to insert the intraocular lens. | 09-11-2014 |
20140257316 | ATRAUMATIC IOL INSERTION CARTRIDGE OPENING - This intraocular lens (IOL) injector cartridge has a proximal opening in a main body for receiving an IOL. The main body has a lumen that extends longitudinally to a distal end having an opening smaller than the IOL. Passage through the lumen compresses or rolls the IOL so that when the distal end is inserted through a small incision in the eye the IOL can be expelled into the capsular bag. The distal end of the cartridge is beveled with a leading tip in front of a trailing heel. The characteristics of the beveled end are such that damage to the IOL is reduced. The bevel may be straight or curved and includes a distal face defined by the thickness of the distal end between the lumen and an exterior surface. The distal face may be flush with the bevel or chamfered. An inner corner angle between the distal face and the lumen is ≧60° to reduce the chance of scratching the IOL as it passes out of the distal opening. | 09-11-2014 |
20140257317 | AUTOMATED PRELOADED INTRAOCULAR LENS INJECTOR - This intraocular lens (IOL) injector for delivering an IOL into an eye of a patient includes an IOL load chamber and connected delivery tube, and a spring-loaded push rod for urging the IOL through the delivery tube and out of a distal tip thereof. The injector includes an actuator that is cocked to compress an automatic delivery coil spring. Cocking the actuator also folds the IOL and may elongate a dual optic IOL. A braking mechanism may be provided to permit control of the spring-biased IOL advancement. The injector is in a pen style with finger plates on the side for better ergonomic control. | 09-11-2014 |
20140276897 | FLUIDICS ADJUSTMENT TECHNIQUES FOR USE IN A SURGICAL PROCEDURE - An apparatus and method for controlling fluid flow to an ocular region is provided. The apparatus includes a control unit having a processor, a user interface configured to receive data from the processor and provide information to an operator, and a memory unit configured to provide information to the processor. The memory unit includes a lookup table configured with a plurality of fluid parameter related conditions potentially expected to be encountered during a phacoemulsification procedure and a plurality of warning entries, each warning entry associated with fluid parameter related conditions potentially expected to be encountered during the phacoemulsification procedure. Each warning entry corresponding to a level of performance outside a predetermined range is conveyed to the operator via the user interface and in certain instances functionality of the apparatus may be altered. | 09-18-2014 |
20140276898 | INTRAOCULAR LENS INSERTER AND SYSTEM AND METHOD REGARDING SAME - The present inserter, system and method suitable for inserting the IOL may include a lumen having an outer wall and an inner wall, the inner wall including at least one hollowed portion; a plunger for advancing along the lumen, the plunger having a plunger shaft extending into the open proximal end and terminating at a distal plunger end; a reservoir within the lumen between the distal plunger end and the distal insertion tip, the reservoir having an opening that is misaligned with the at least one hollowed portion prior to advancing of the plunger, and that is aligned with the at least one hollowed portion during advancing of the plunger; and a viscous fluid within the lumen, wherein the viscous fluid flows along a bypass formed of the at least one hollowed portion and the opening and into said reservoir, thereby decreasing an inserting displacement force effected at the distal insertion tip from a plunger displacement force applied to said plunger. | 09-18-2014 |
20140276899 | MAGNETICALLY CONTROLLED STIFFNESS OF MATERIALS - A system and method for the use of magneto-rheological fluids (MRF) and magnetically controlled elastomers (MCE) for use in fluid control and distribution apparatus which are responsive to control by a magnetic field are disclosed. | 09-18-2014 |
20140276900 | IRIS EXPANDER - In a first aspect of the subject invention, an iris expander is provided which includes a non-metallic, unitary, multi-segmented body which is expandable from a first state to a second state. The second state defines a larger footprint than the first state with the body being defined by a plurality of segments connected by living hinges. In a further aspect, an iris expander is provided which includes a multi-segmented body that is expandable from a first state to a larger-footprint second state. At least one aperture is formed in the body with a channel extending therefrom embedded in the body such that no portion thereof is exposed externally of the body. The channel is formed to accommodate a portion of an instrument for causing adjustment of the body with avoidance of direct contact of the instrument with the tissue of the iris. | 09-18-2014 |
20140276901 | INTRAOCULAR LENS INSERTERS - An intraocular lens inserter can include an energy storage portion, an actuator portion, and a lens support portion. The energy storage portion can include a compressible energy storage device, such as a compressible fluid, springs, and other devices. The inserter can include an actuator portion operating with a substantially incompressible fluid, such as liquids or other noncompressible fluids. The actuator can be configured to provide an operator with control over the release of energy from the energy storage portion so as to move a plunger for the discharge of a lens from an intraocular lens cartridge. | 09-18-2014 |
20140296863 | INSERTER CAP AND RELATED FEATURES - A cap configured and dimensioned to sweep or fold one or more haptics when removed from an insertion device. The cap may further have a pin, one or more snaps and/or one or more locks. The cap may also have one or more ports and/or one or more windows. An insertion system having a handpiece, a cartridge, and a cap configured and dimensioned to sweep or fold one or more haptics when the cap is removed from the insertion system. The cap is configured and dimensioned to couple with the distal end of the cartridge. | 10-02-2014 |
20140296864 | TORIC LENSES ALIGNMENT USING PRE-OPERATIVE IMAGES - Proper selection and centering of an intraocular lens (IOL) is provided. An image of an eye, which may be captured during pre-operative tests and provided to a program operable to calculate the power and axis orientation of the IOL, is used to determine the location and orientation of the IOL. This produces an output or placement guide used to properly center and orient an IOL within the eye. | 10-02-2014 |
20140296865 | OCULAR DEVICE - The present disclosure relates to a contact tens comprising a channel extending therethrough, an ocular device configured to engage with the channel, and related kits and methods that provide for improved contact lens insertion, cleaning and removal, as well as ocular safety and health. | 10-02-2014 |
20140303636 | Intraocular Lens Injector Cartridge Providing Lens Control - An intraocular lens (IOL) cartridge, comprising a lumen wall having a distal end and a proximal end, and defining a rigid lumen portion having a longitudinal axis extending therethrough, the lumen wall having a first ridge segment disposed on an inner surface thereof and extending in the direction of the longitudinal axis, a first wing coupled to the lumen wall at the proximal end and having a first ridge portion extending therefrom, and a second wing coupled to the lumen wall at the proximal end and having a second ridge portion extending therefrom, the first wing is coupled to the second wing by a hinge. When the first wing and the second wing are moved to a closed position to form a second lumen portion, the first ridge portion and the second ridge portion form a second ridge segment, the first ridge segment and the second ridge segment align in the direction of the longitudinal axis. | 10-09-2014 |
20140303637 | AUTOMATED INTRAOCULAR LENS INJECTOR DEVICE - An IOL injection device comprises a tubular housing with a plunger longitudinally disposed within the tubular housing. The device is configured so that when the plunger is translated towards the front of the device, its tip engages an intraocular lens insertion cartridge mounted at or near the front end of the housing. The IOL injection device further comprises a control circuit. The control circuit is configured to perform the steps of advancing the plunger to a critical point at which an axial compressive force on the lens suddenly increases, retracting the plunger from the critical point to a sufficient distance for material of the intraocular lens to relax, pausing to allow the material of the intraocular lens to relax, advancing the plunger to the critical point a second time, and continuing to advance the plunger beyond the critical point to implant the intraocular lens. | 10-09-2014 |
20140309649 | METHOD, APPARATUS AND SYSTEM FOR A WATER JET - A water jet instrument may be used for manually performing eye surgery such as, cataract, or perform micro-surgery (remove cartilage), or any emulsification technique. The water jet instrument may be manually controlled or controlled by a system with a robotic control. The water jet apparatus defines a jet cutting area that is based at least in part on a flow rate meter and a feedback loop. | 10-16-2014 |
20140309650 | INFUSION SLEEVE WITH DISTENDABLE PORT - A phacoemulsification irrigation sleeve having a body configured to operatively connect to a phacoemulsification needle. The body has proximal and distal ends and defines a passageway for liquid. A first irrigation port is formed in the body between its proximal and distal ends. The body is slit to define a first flap configured to swing away from the first irrigation port in response to pressure of fluid flowing in the passageway to thereby reduce resistance of fluid flow through the first irrigation port. The first flap, when swung away from the first irrigation port, is oriented to direct fluid flowing through the first irrigation port in a direction from the proximal end of the body toward the distal end of the body. | 10-16-2014 |
20140316424 | PRE-LOADED INJECTOR FOR USE WITH INTRAOCULAR LENS - An injector folding and injecting a flexible intraocular lens into the eye of a patient is described. The injector is configured to be loaded with the intraocular lens, and optionally, an aqueous solution, before the injector and lens are sterilized. The injector includes a lens compartment that is configured to prevent leakage of the aqueous fluid from the lens compartment caused by autoclaving/sterilization. | 10-23-2014 |
20140316425 | INJECTOR CARTRIDGE WITH IMPROVED LUBRICITY - An inorganic-organic hybrid coating applied to a polymer and method for forming same to provide improved hydrophilicity and lubricity to the surface of the polymer. The hydrophilic coating is on the order of one micron thick, as is formed by activating the surface of the polymer, reacting the activated surface of the polymer with a Lewis acid metallic composition, and then quenching the coating in salt solution having a pH>7.2 at a temperature above the glass transition temperature (T | 10-23-2014 |
20140324063 | INTRAOCULAR LENS CARTRIDGE - Intraocular lens cartridge comprising a conic head portion ( | 10-30-2014 |
20140330283 | Adjustable Surgical Instruments - Surgical instruments for ophthalmic surgery are modified to include a manually bendable portion to allow the position of the operative segment of the instrument to be adjusted during surgery without the use of adjusting tools. In one embodiment the bendable portion is formed by selectively annealing a site on the operative segment of the instrument. Commonly used instruments are then made more useful by allowing the surgeon to make adjustments during surgery to assure comfort and utility. | 11-06-2014 |
20140358155 | INTRAOCULAR LENS PERIPHERAL SURGICAL SYSTEMS - Peripheral surgical systems are used for insertion and filling of fluid-filled intraocular lenses, reaccessing and modifying fluid-filled intraocular lenses, and explantation of lenses. Although one peripheral surgical unit may perform all of these functions, in some embodiments different units perform different functions—i.e., each function may be performed by a separate unit, or the functions may be distributed over a smaller number of functional units. | 12-04-2014 |
20140364864 | FOOT PEDAL SYSTEM AND APPARATUS - A phacoemulsification system and method, and a surgical foot pedal device, system and method. The present invention may include a console comprising a plurality of modes for at least one physically associated surgical instrument, and a foot pedal communicatively associated with said console and suitable for varying ones of the plurality of modes. The foot pedal may include a housing comprising the communicative association, and comprising at least one potentiometer and at least two top switches for the varying of the ones of the plurality of modes, a treadle rotatably mounted within the housing and suitable for depressing the at least one potentiometer, and at least two side switches movably associated with the treadle for the varying of the ones of the plurality of modes. | 12-11-2014 |
20140371757 | INTRAOCULAR LENS DELIVERY SYSTEM WITH A DISPOSABLE PLUNGER SEGMENT AND METHOD OF USE THEREFOR - The present invention is directed to an intraocular lens delivery system with a multi-segment plunger. More particularly, the present invention relates to an intraocular lens delivery device that includes a disposable plunger tip segment that can be attached and removed from a reusable plunger base segment. | 12-18-2014 |
20140378986 | FOOT PEDAL SYSTEM AND APPARATUS - A phacoemulsification system and method, and a foot pedal device, system and method. The devices, systems and methods may include a console comprising a plurality of modes for at least one physically associated surgical instrument, and a foot pedal communicatively associated with said console and suitable for varying ones of the plurality of modes. The foot pedal may include a foot pedal base, and at least two electronically actuated sensors physically associated with the foot pedal base, communicatively connected to the console, and suitable for receiving physical indications of variations in ones of the plurality of modes. | 12-25-2014 |
20140378987 | DEVICE FOR HOLDING FOLDING AND INJECTING AN INTRAOCULAR LENS - An injector ( | 12-25-2014 |
20150012005 | INTRAOCULAR LENS SURGICAL SYSTEM AND METHOD - Various systems, apparatuses, and processes may be used for intraocular lens surgery. In particular implementations, a system for intraocular lens surgery may include an intraocular lens insertion cartridge and an intraocular lens interface adapted to engage an intraocular lens for advancement through the intraocular lens insertion cartridge. The system may also include a bracket that is detachably attached to the intraocular lens insertion cartridge and that facilitates securing the intraocular lens interface relative to the intraocular lens insertion cartridge. | 01-08-2015 |
20150018836 | Injector Tip For An Ocular Lens Injector Device, Device With An Injector Tip And An Ocular Lens, As Well As Ocular Lens Injector Device - The invention concerns an injector tip ( | 01-15-2015 |
20150025539 | METHOD, APPARATUS AND SYSTEM FOR A WATER JET - A water jet instrument may be used for manually performing eye surgery such as, cataract, or perform micro-surgery (remove cartilage), or any emulsification technique. The water jet instrument may be manually controlled or controlled by a system with a robotic control. The water jet apparatus defines a jet cutting area that is based at least in part on a flow rate meter and a feedback loop. | 01-22-2015 |
20150025540 | INJECTABLE SECUREMENT DEVICE AND RELATED DELIVERY SYSTEM AND METHOD OF USE - The present disclosure generally relates to securing intraocular objects. An injectable securement device in accordance with the present disclosure comprises one or more sutures and a bolster housed inside an elongate element. A system in accordance with the present disclosure comprises an injectable securement device, one or more fastening elements, and an elongate element. A method of use is also disclosed herein. In example embodiments, injecting a suture tie/knot can be accomplished outside the eye without the need for performing the action of tying within the eye. | 01-22-2015 |
20150038977 | Apparatus and method for corneal marking - An instrument for use in aligning an intraocular lens (IOL) comprises a marker ring rotatably held in a yoke attached to an instrument handle. The ring has an upper surface and a lower surface, and an inner surface and an outer surface. In one version, four marking tabs are attached to the ring outer surface, with each tab spaced apart 90° from its immediate neighbors. Each marking tab has a tab extension that extends below the lower ring surface. The ring also has a pair of axis marking tabs attached to the ring inner surface, with one marking tab positioned diametrically opposite the other. Each axis marking tab has a tab extension that extends above the ring upper surface. Each of the marking tab extensions are coated with a suitable coloring agent and are brought into contact with the cornea, preferably with one marking tab positioned at the limbus, to form reference marks on the cornea. The ring is then rotated in the yoke to bring the axis mounting tabs into position to be brought into contact with the cornea. A keratometer is placed on the cornea and the axis mounting tabs are aligned with markings on the keratometer corresponding to a previously-identified steep axis of the comes. When the axis mounting tabs touch the cornea a pair of axis alignment marks are made which are used as a reference line when the IOL is inserted, allowing the IOL to be properly oriented within the capsular bag. | 02-05-2015 |
20150045805 | DEVICE FOR INJECTING AN INTRAOCULAR LENS INTO AN EYE - An injection assembly for a flexible intraocular lens, includes an injector body ( | 02-12-2015 |
20150045806 | PHACOEMULSIFICATION ULTRASONIC DEVICE SWITCHING BETWEEN DIFFERENT OPERATIONAL MODES - A surgical instrument and method, for example to accomplish phacoemulsification, are disclosed. The surgical instrument includes a handpiece that includes a piezoelectric transducer. A hollow titanium needle having a substantially cylindrical portion and a free distal tip is attached to the handpiece by way of a threaded supported end structure. The piezoelectric transducer is driven by a circuit to periodically expand and contract at a high-ultrasound frequency that rings the hollow titanium needle with a high-ultrasonic frequency standing wave having a node of minimum amplitude residing in the substantially cylindrical portion between the supported end structure and the free distal tip, and to periodically expand and contract at an ultrasound frequency that rings the hollow titanium needle with an ultrasonic frequency standing wave, the circuit adapted to between the high-ultrasonic frequency and the ultrasonic frequency. | 02-12-2015 |
20150051607 | MULTIFUNCTION FOOT PEDAL - A foot pedal with a treadle that pivots up and down to vary its pitch, and/or side to side to vary its yaw. The pivot range of motion is divided into a plurality of zones, each zone configured to correspond to a respective virtual switch. When the treadle is pivoted into one of the zones, the corresponding virtual switch is activated. The virtual switch controls an operatively coupled device such as a handpiece used in a surgical procedure. | 02-19-2015 |
20150066043 | IOL Injector - An injector for intraocular lenses has a housing and a plunger movable within said housing. An elastomeric sleeve is sized and shaped to fit around a portion of the plunger, providing damping friction opposing the movement of the plunger. The sleeve is sterile and disposable, allowing a new sleeve to be used for each procedure. | 03-05-2015 |
20150066044 | Device For Use In Delivery of Ophthalmic Lenses - The actuator (see FIG. | 03-05-2015 |
20150088149 | INTRAOCULAR LENS INSERTER - An intraocular lens inserter can include an energy storage portion, an actuator portion, and a lens support portion. The energy storage portion can include a compressible energy storage device, such as a compressible fluid, springs, and other devices. The inserter can include an actuator portion operating with a substantially incompressible fluid, such as liquids or other noncompressible fluids. The actuator can be configured to provide an operator with control over the release of energy from the energy storage portion so as to move a plunger for the discharge of a lens from an intraocular lens cartridge. | 03-26-2015 |
20150112356 | HYBRID PHACOEMULSIFICATION NEEDLE - A phacoemulsification needle comprises a hollow shaft with an interior surface, an exterior surface, and a distal end terminating in a distal edge. The shaft has a central bore extending there through. The central bore is defined by the interior surface of the hollow shaft. A first over mold is located on the exterior surface and distal edge of the hollow shaft. The first over mold covers at least a portion of a periphery of the exterior surface of the hollow shaft, the distal edge, and terminates at the central bore. | 04-23-2015 |
20150112357 | MODULATED PULSED ULTRASONIC POWER DELIVERY SYSTEM AND METHOD - A method and apparatus for delivering energy during a surgical procedure such as phacoemulsification is provided. The method and apparatus include applying energy during at least one pulsed energy on period, typically sufficient or intended to rapidly induce and beneficially employ transient cavitation. Applying energy during the pulsed energy on period comprises applying energy during a first high energy period, and applying energy during a second nonzero lower energy period. | 04-23-2015 |
20150127014 | METHOD AND APPARATUS FOR PREPARATION AND INSERTION OF AN INTRAOCULAR LENS INTO THE EYE OF A PATIENT - A method for insertion of an intraocular lens into the eye of a patient, the method including removably attaching loop extensions to loops of an intraocular lens prior to insertion of the intraocular lens into the eye of a patient, initially inserting into the eye of the patient the loop extensions, pulling on the loop extensions through sclerectomies formed in the sclera of the eye of the patient, inserting the intraocular lens into the eye of the patient, positioning the intraocular lens in a desired position in the eye of the patient by pulling on the loop extensions through the sclerectomies, and fixing the loops to the sclera of the eye of the patient at the sclerectomies and detaching the loop extensions from the loops. | 05-07-2015 |
20150148810 | System for Inserting an Intracorneal Lens - The present invention relates to a system for inserting an intracorneal lens into an eye, comprising an imaging unit (A) for generating an image of the eye, an image processor ( | 05-28-2015 |
20150290033 | DELIVERING OCULAR IMPLANTS INTO THE EYE - A method of deploying an ocular implant into Schlemm's canal of an eye. The method includes the steps of inserting a distal end of a cannula through a cornea of the eye and into an anterior chamber of the eye, the cannula having a distal opening extending from the distal end and through a side wall; placing the distal opening of the cannula into fluid communication with Schlemm's canal; advancing the ocular implant distally through the cannula with a delivery tool engaged with the ocular implant, a proximal portion of the ocular implant engaging the delivery tool proximal to a distal portion of the delivery tool; and disengaging the ocular implant and the delivery tool when the proximal portion of the ocular implant reaches the cannula distal opening. The invention also includes a system for practicing the method. | 10-15-2015 |
20150297340 | CORNEAL IMPLANT DELIVERY DEVICES AND METHODS OF USE - Corneal implant inserters and methods of use. The inserters are adapted such that they can be used to deliver corneal inlays into corneal pockets. | 10-22-2015 |
20150297344 | IRRIGATING INTRAOCULAR LENS ROTATORS AND RELATED METHODS - Apparatus for positioning an intraocular lens (IOL) having a haptic within the capsular bag of an eye. The apparatus comprises a handle portion having a proximal end, a distal end, and an irrigation lumen extending between the proximal end and the distal end. The apparatus further comprises a lens engagement portion at the distal end of the handle portion. The lens engagement portion includes a superior surface defining a haptic engagement surface configured to engage the haptic of the IOL, and a plurality of irrigation ports arranged about the haptic engagement surface. Each of the irrigation ports is in fluid communication with the irrigation lumen. | 10-22-2015 |
20150297401 | TORIC INTRAOCULAR LENS MEASUREMENT APPARATUS AND METHOD - An apparatus for determining the angular error in the placement of fiducial marks on a toric intraocular lens with respect to the true location of a meridional axis of the intraocular lens, the fiducial marks defining an estimate of the angular orientation of the meridional axis of the intraocular is disclosed. The apparatus includes a rotatable intraocular lens holder coupled to drive assembly and an actuator which are mounted into an optical measurement cell receptacle of a wavefront measuring instrument or an angular error measuring instrument. A method for determining the angular error in the placement of fiducial marks on a toric intraocular lens with respect to the true location of a meridional axis of the intraocular lens is also disclosed. | 10-22-2015 |
20150297407 | CATARACT REMOVAL DEVICE AND INTEGRATED TIP - The present invention is directed to an apparatus and method for assisted removal of the cortex, capsule polishing and destruction and/or removal of other intraocular structures. More particularly, the present invention is directed to a surgical apparatus configurable for removal of the cortex and the polishing of the capsule during cataract extraction surgery. | 10-22-2015 |
20150305934 | ANTERIOR CAPSULOTOMY GUIDE DEVICE FOR CATARACT SURGERY - The present invention relates to an anterior capsulotomy guide device for cataract surgery. The present invention relates to an anterior capsulotomy guide device for cataract surgery which is temporarily inserted for anterior capsulotomy during cataract surgery, wherein the anterior capsulotomy guide device comprises a ring-shaped body, and a cut portion is formed by cutting a part of the body. According to the present invention, it is possible to carry out anterior capsulotomy with precise size and shape during cataract surgery, thereby maximizing the effect of cataract surgery. | 10-29-2015 |
20150305936 | SYSTEM AND APPARATUS FOR SWITCH AND FOOT PEDAL TAP DETECTION AND FILTERING - An ocular surgical apparatus is provided, including a surgical control device such as a foot pedal configured to be employed to control at least one ocular surgical parameter, and a controller configured to receive a series of values from the surgical control device and evaluate the series of values provided from the surgical control device, the series of values provided using a buffer comprising a detection area and an exclusion area. Presence of a desired value in the detection area and an absence of a contrary indication in the exclusion area is determined by the controller to indicate a switch associated with the surgical control device is requested by a user of the surgical control device. | 10-29-2015 |
20150313709 | INTRAOCULAR LENS INSERTION DEVICE - The intraocular lens insertion tool includes a nozzle main body having a nozzle portion | 11-05-2015 |
20150313755 | OPHTHALMIC SURGICAL INSTRUMENT WITH INTERNAL FRAME AND EXTERNAL COATING - A method of manufacturing a surgical device can include generating a first internal frame defining an internal structure of an instrument tip; covering at least a portion of the first internal frame with a first coating to define an exterior surface of the instrument tip; and generating an instrument body such that a proximal end of the instrument tip is positioned at a distal end of the instrument body. An ophthalmic surgical instrument can include an instrument body; and an instrument tip disposed at a distal end of the instrument body, the instrument tip including a first section linearly extending along a longitudinal axis of the instrument body and a second section extending obliquely from the first section, the second section being arcuately shaped; and wherein the instrument tip comprises a first internal frame and a first coating covering the first internal frame. | 11-05-2015 |
20150320549 | IOL Insertion Apparatus - An IOL inserter for delivering an intraocular lens (IOL) into the eye of a subject, has a handpiece with a generally tubular barrel, a nosepiece coupled to the distal end of the handpiece; and a plunger having a spiral groove. The plunger translates longitudinally within the barrel and passes through a piston with an 0-ring that frictionally engages an inner surface of the barrel. The spiral groove interacts with a pin or tooth in the bore of the piston. The plunger may have a drive cap and a cover fixed on the proximal end of the drive cap. The distal end of the plunger may engage having an enlarged head that receives the distal end of the plunger. The distal end of the pushrod may have a bifurcated tip capable of contacting and urging an IOL from the inserter during the implant procedure. | 11-12-2015 |
20150320593 | EQUIPMENT AND METHODS USED IN FOLDING AND IMPLANTING FOLDABLE LENSES IN THE EYE - Apparatuses, systems, and methods for folding an intraocular lens and inserting an intraocular lens into an eye are disclosed herein. In some instances, a system for folding an intraocular lens may include a folding pin, a guide pin rotatable about a longitudinal axis of the folding pin, and a stage laterally moveable relative to the folding pin. An intraocular lens may be secured between the folding pin and the guide pin and be folded onto the folding pin during rotation of the guide pin. A retention member may be used to hold the folded intraocular lens onto the folding pin. | 11-12-2015 |
20150320597 | Lens Nucleus Chopper - A cataract surgery apparatus for fragmenting an eye lens nucleus including a retractor surface for retracting a capsular bag of an eye, a knife edge for chopping the lens nucleus and longitudinal sides for splitting the chopped lens nucleus. The cataract surgery apparatus fragments an eye lens with a bimanual operation of two cataract surgery apparatus. A single cataract surgery apparatus can also fragment a target eye lens nucleus. | 11-12-2015 |
20150327992 | Intraocular Lens Injector - Provided is an intraocular lens injector that allows a haptic and a optic to be pushed in reliably. The intraocular lens injector includes a lens holder holding an intraocular lens which has a optic and a haptic extending in a curved shape from the optic, a device body to which the lens holder is attached, a plunger inserted projectably/retractably in the device body and coming into contact with the intraocular lens to push out this intraocular lens, and a nozzle portion connected to the device body, the nozzle portion releasing the intraocular lens while folding the intraocular lens concavely by a push-in operation of the plunger. A positioning mechanism is provided to push up the haptic along a thickness direction of the optic within a range contactable with a distal end of the plunger, when the lens holder and the intraocular lens are attached to the device body. | 11-19-2015 |
20150328046 | SURGICAL INSTRUMENT SLEEVE - A surgical instrument may have a handle, a support sleeve, and an inner sleeve. Illustratively, the support sleeve may be configured to actuate relative to the inner sleeve to protect the inner sleeve before and after a surgical procedure and to expose a portion of the inner sleeve during the surgical procedure. In one or more embodiments, an application of a force to a distal end of the support sleeve may be configured to retract the support sleeve relative to the inner sleeve. Illustratively, a reduction of a force applied to the distal end of the support sleeve may be configured to extend the support sleeve relative to the inner sleeve. | 11-19-2015 |
20150335483 | ULTRASONIC HAND PIECE - A surgical hand piece comprises a generally cylindrical horn with a flange on one end. The flange has a central hub and first and second protruding sections. First and second polarized piezoelectric crystals are held against the flange such that rotative or torsional motion is induced in the horn. | 11-26-2015 |
20150342730 | INTRAOCULAR LENS STORAGE SYSTEM - An intraocular lens storage system for storing an intraocular lens. The intraocular lens storage system includes a storage container for storing the intraocular lens and an actuable transfer device, which is arranged in the storage container, with an intraocular lens receiver to receive the intraocular lens. The transfer device is movable between an intraocular lens storage position for storing the intraocular lens in the storage container and an intraocular lens transfer position to transfer the intraocular lens to an injection device. | 12-03-2015 |
20150342781 | APPARATUS FOR CREATING SPLIT INCISIONS IN A NUCLEUS DURING CATARACT SURGERY. - A cataract surgical apparatus for creating split-incisions in a nucleus of a lens wherein forces applied on the nucleus by a blade ( | 12-03-2015 |
20150359624 | LENS DELIVERY SYSTEM - An intraocular lens delivery system includes an injector body having a bore surrounded by an inner wall. The system further includes a plunger configured to fit within the bore. The system also includes a plurality of deflectable members connected to the plunger and configured to contact the inner wall and to be deflected when the plunger is inserted within the bore. The deflectable members center the shaft and, when inserted within the injector body, contribute to producing a predetermined force resisting advancement of the plunger when deflected in the bore. | 12-17-2015 |
20150359670 | OPHTHALMIC SURGICAL DEVICE - The invention relates to a device ( | 12-17-2015 |
20160000556 | DEVICE FOR SINGLE HANDLED INJECTION OF AN INTRAOCULAR LENS | 01-07-2016 |
20160015511 | INTRAOCULAR LENS INSERTER WITH TEMPERATURE COMPENSATION - An intraocular lens inserter can include an energy storage portion, an actuator portion that provides temperature compensation, and a lens support portion. The energy storage portion can include a compressible energy storage device, such as a compressible fluid, springs, and other devices. The inserter can include an actuator portion operating with a substantially incompressible fluid. The actuator can be configured to provide an operator with control over the release of pressurized fluid so as to move a plunger for the discharge of a lens from an intraocular lens cartridge, discharge of the lens being limited based at least in part on pressure feedback from the pressurized fluid due temperature increases. | 01-21-2016 |
20160015562 | INTRAOCULAR LENS INSERTION DEVICE AND INTRAOCULAR LENS INSERTION SYSTEM - An intraocular lens insertion device includes: a plunger that extrudes a deformable intraocular lens into an eye along an extrusion axis, the deformable intraocular lens including an optical part and one or a plurality of support parts extending outward from a periphery of the optical part; an installation part in which the intraocular lens is installed in a state where at least one support part is placed closer to a proximal end side of the extrusion axis than the optical part; and an off-axis movement part that presses the support part of the intraocular lens installed in the installation part from a direction different from the extrusion axis to deform and move the support part. | 01-21-2016 |
20160022488 | INTRAOCULAR LENS FIXATION CORRECTION METHODS AND DEVICES - Novel techniques and instrumentation are disclosed for repositioning an intraocular lens (IOL) that becomes dislocated, such as following cataract surgery. In some methods, a trocar or sheath is placed through the eye wall near the ciliary body until a distal tip of the instrument is near the intraocular target to be moved. A clip or other engagement structure at the end of the instrument is manipulated to engage a portion of the IOL, such as a haptic, using various disclosed engagement mechanisms. The instrument is then manipulated to reposition the target to a desired position. In some cases, sutures are attached to the target or to the clip and then secured on the external surface of the eye to secure the target in the desired position. | 01-28-2016 |
20160030239 | PUPIL EXPANDER - The purpose of the present invention is to provide a pupil expander capable of being safely arranged without damaging an iris and capable of maintaining a sufficiently expanded state of a pupil during ophthalmologic surgery such as cataract surgery. This pupil expander | 02-04-2016 |
20160030241 | OPTHALMIC DEVICE FOR CELL REMOVAL - In described embodiments, an ophthalmic device provides for cell removal. In one embodiment, the ophthalmic device is introduced into the eye to remove cells on the underside of the anterior capsular membrane and the posterior capsular surface that can grow and block vision in an eye following cataract surgery. The ophthalmic device includes a disk with either a cleaning edge or tacky substance, and is inserted via shaft, the shaft coupled directly to the disk and forming a cannula, or optionally coupled to the disk with a separate cannula there between. | 02-04-2016 |
20160038278 | INTRAOCULAR LENS STORAGE AND LOADING DEVICES AND METHODS OF USE - Intraocular lens loading devices and methods of use. In some embodiment the devices are used to sequentially splay first and second haptics while loading the intraocular lens into a delivery lumen. | 02-11-2016 |
20160038338 | SYSTEMS AND METHODS FOR DELIVERING AN OCULAR IMPLANT TO THE SUPRACHOROIDAL SPACE WITHIN AN EYE - Delivery devices, systems and methods are provided for inserting an implant into an eye. The delivery or inserter devices or systems can be used to dispose or implant an ocular stent or implant, such as a shunt, in communication with a suprachoroidal space of the eye. The implant can drain fluid from an anterior chamber of the eye to a physiologic outflow path of the eye, such as, the suprachoroidal space or other portion of the uveoscleral outflow path. The delivery or inserter devices or systems can be used in conjunction with other ocular surgery, for example, but not limited to, cataract surgery-through a preformed corneal incision, or independently with the inserter configured to make a corneal incision. The implant can be preloaded with or within the in serter to advantageously provide a sterile, easy-to-use package for use by an operator. | 02-11-2016 |
20160051359 | CORNEAL IMPLANT STORAGE, PACKAGING, AND DELIVERY DEVICES - Devices and methods for packaging, storing, and/or positioning ophthalmic lenses. | 02-25-2016 |
20160051360 | REAL-TIME SURGICAL REFERENCE INDICIUM APPARATUS AND METHODS FOR INTRAOCULAR LENS IMPLANTATION - A system, method, and apparatus for performing intraocular lens implantation using real-time surgical reference indicium are disclosed. An example method includes recording a patient specific pre-operative still image of an eye prior to cyclorotation of the eye when a patient lies down for surgery and generating at least one real-time multidimensional visualization of at least a portion of the eye for display. The method further includes using the patient specific pre-operative still image to at least produce at least one virtual surgical reference indicium including an ocular natural vertical axis of the eye and align the at least one virtual surgical reference indicium to the eye in conjunction with the real-time multidimensional visualization of at least a portion of the eye. The patient specific pre-operative still image is captured under a dilation condition selected from the group consisting of natural dilation, chemical dilation, and no dilation. | 02-25-2016 |
20160051406 | OCULAR IMPLANTS AND METHODS FOR DELIVERING OCULAR IMPLANTS INTO THE EYE - An ocular implant is provided. In some embodiments, the ocular implant includes a body that is curved about a longitudinal central axis and a distal body portion that defines a longitudinal channel including a channel opening. The implant is sized and configured such that the ocular implant assumes an orientation in which the channel opening is adjacent a major side of Schlemm's canal when the ocular implant is disposed in Schlemm's canal. Methods for delivering ocular implants into Schlemm's canal are also provided. Some methods include covering openings in the ocular implant, advancing the implant into Schlemm's canal while at least some of the openings are covered, and uncovering the openings while the distal portion of the implant is disposed in Schlemm's canal. | 02-25-2016 |
20160058554 | ADVANCED PUSHROD AND PUSHROD ASSEMBLY FEATURES - A pushrod tip having a top and bottom jaw, wherein the top and bottom jaws are coupled together to form an opening, wherein the top jaw is capable of flexing towards the bottom jaw when the pushrod tip is passed through a lumen. A pushrod having a top and bottom jaw, each with a first and second side along a longitudinal axis of the pushrod; the top and bottom jaw are coupled together; and the top jaw comprises a notch on the first side of the pushrod. An insertion system having a handpiece with a channel(s); and a pushrod assembly having a pushrod and a plunger; the pushrod having a rail(s) that is configured to couple with the channel(s) of the handpiece. An insertion system having a handpiece with a detent(s) and a key(s); and a pushrod assembly having a pushrod, a plunger, and a nut lock that has a series of radial keyways and a groove. The groove of the nut lock is configured to mate with the detent(s), and the series of radial keyways are configured to mate with the key(s). | 03-03-2016 |
20160058614 | TISSUE REMOVAL DEVICES, SYSTEMS AND METHODS - A tissue removal device includes a hollow needle, an ultrasonic transducer for mechanically vibrating the needle, an aspiration line communicating with the needle, and a vacuum pulsing device for generating vacuum pulses in the needle. The device may be utilized for breaking up tissue by phacoemulsification, vacuum pulsing, or both. | 03-03-2016 |
20160067036 | INTRAOCULAR LENS INSERTERS - An intraocular lens inserter can include an energy storage portion, an actuator portion, and a lens support portion. The energy storage portion can include a compressible energy storage device, such as a compressible fluid, springs, and other devices. The inserter can include an actuator portion operating with a substantially incompressible fluid, such as liquids or other noncompressible fluids. The actuator can be configured to provide an operator with control over the release of energy from the energy storage portion so as to move a plunger for the discharge of a lens from an intraocular lens cartridge. | 03-10-2016 |
20160067083 | CANNULA INSERTION SUSTAINING SYSTEMS AND DEVICES - A cannula device for an ophthalmic surgical procedure includes a cannula configured to be inserted through a sclera of an eye and a disk structure configured to apply a force on the sclera to sustain a position of the cannula. A cannula insertion sustaining system for an ophthalmic procedure includes a cannula tube configured to be inserted through a sclera of an eye, an upper tube portion, and a connector tube coupled to the upper tube portion and to the cannula tube. The connector tube is configured to reduce an effective pulling vector force asserted on the cannula tube. A method of sustaining a position of a cannula in a sclera includes inserting the cannula through the sclera and engaging a support structure with the sclera to apply a force on the sclera. | 03-10-2016 |
20160067089 | TIP FOR PHACOEMULSIFICATION - Provided is a tip for phacoemulsification superior in ability to efficiently and smoothly crush and suck a crystalline lens. A tip ( | 03-10-2016 |
20160067091 | SURGICAL HAND PIECE FOR CATARACT REMOVAL - The disclosure herein provides systems and devices for mechanically cutting and removing lens tissue or cataract from an eye of a patient without use of ultrasonic energy. | 03-10-2016 |
20160074054 | IRIS RETRACTOR FORCEPS - An assembly comprising: an iris retractor forceps comprising two forceps legs which join together at a proximal junction, the forceps legs comprising distal graspers for grasping an iris retractor or a holder for such an iris retractor; and a locking element slidingly received in a groove in the forceps legs, the locking element sliding between at least two positions, the at least two positions comprising: a first position in which the forceps legs are spread apart, and a second position in which the forceps legs are squeezed together, wherein in the second position the locking element is held in a locked position. | 03-17-2016 |
20160074125 | METHOD AND SYSTEM FOR EYE MEASUREMENTS AND CATARACT SURGERY PLANNING USING VECTOR FUNCTION DERIVED FROM PRIOR SURGERIES - Improved devices, systems, and methods for planning cataract surgery on an eye of a patient incorporate results of prior corrective surgeries into a planned cataract surgery of a particular patient by driving an effective surgery vector function based on data from the prior corrective surgeries. The exemplary effective surgery vector employs an influence matrix which may allow improved refractive corrections to be generated so as to increase the overall efficacy of a cataract surgery by specifying one or more parameters of an intraocular lens (IOL) to be implanted during the cataract surgery. | 03-17-2016 |
20160074155 | INJECTOR DEVICE FOR INTRODUCING AN INTRAOCULAR LENS INTO AN EYE AND METHOD FOR FOLDING AN INTRAOCULAR LENS IN AN INJECTOR DEVICE - The invention is directed to an injector device for introducing an intraocular lens into an eye. The injector device defines a longitudinal axis and includes an injector tip having a through guide channel for the intraocular lens. The channel has a rear inlet and a front outlet. A cassette accommodates the intraocular lens therein and two closure tips are configured for closing the cassette. The closure tips extend in the direction of the longitudinal axis axially farther rearwardly than the rear inlet. A method for prefolding the intraocular lens in the cassette is also disclosed. | 03-17-2016 |
20160074156 | CASSETTE FOR RECEIVING AN INTRAOCULAR LENS, INJECTOR DEVICE HAVING SAID CASSETTE AND METHOD FOR FOLDING AN INTRAOCULAR LENS IN A CASSETTE - The invention is directed to a cassette for accommodating an intraocular lens. The cassette defines a longitudinal axis and includes a base part. Pivotable cover flaps are arranged on the base part so as to be pivotable about the longitudinal axis from a base position to a closed position. The cover flaps are curved at least in selected regions thereof and are configured to be autonomously intrinsically bendable in a defined manner when the cover flaps are moved from the base position to the closed position. | 03-17-2016 |
20160074220 | DEVICES AND METHODS FOR THE REMOVAL OF LENTICULAR TISSUE - An exemplary surgical device includes a shaft with a lumen defined therethrough and an element movable from a stored position to a deployed position in which a larger portion of the element extends out of the distal end of the lumen; wherein motion from the stored position to the deployed position causes a first leg of the element to advance distally relative to the distal end of the shaft, and causes a second leg of the element to move proximally relative to the distal end of the shaft. | 03-17-2016 |
20160081685 | Intraocular Expansion and Retention Devices and Methods - An intraocular expansion and retention device (“IERD”) expands the iris, enlarging the pupil during intraocular surgery, and can be removed following the procedure without damaging the eye tissue. The intraocular expansion and retention device includes a number of stepped blades that form pockets to cup the iris margins and expand the pupil allowing increased visualization during intraocular surgery. | 03-24-2016 |
20160081795 | INTRAOCULAR LENS INSERTION DEVICE - A cartridge for an intraocular lens insertion device is disclosed. An example cartridge may include an intraocular lens insertion cartridge body having a distal end and a proximal end and configured to receive an intraocular lens for insertion into a patient's eye through an incision; the intraocular lens insertion cartridge body having an inner surface comprising at least one polymeric material having a hardness greater than about 50D and an elongation at break greater than about 150%; the inner surface of the intraocular lens insertion cartridge body defining an at least partially tapering insertion pathway disposed within the intraocular lens insertion cartridge body and extending from the proximal end to the distal end of the intraocular lens insertion cartridge body. | 03-24-2016 |
20160095746 | AUTOMATICALLY PULSING DIFFERENT ASPIRATION LEVELS TO AN OCULAR PROBE - Methods and systems for automatically pulsing different aspiration levels to an ocular probe are disclosed. The probe may be a phacoemulsification probe. A first aspiration level, supplied by a first pump, may be applied to the probe simultaneously with ultrasonic energy. A second aspiration level, supplied by a second pump, may be automatically switched from the first aspiration level, and applied to the probe in a pulsed manner. | 04-07-2016 |
20160095747 | AUTOMATICALLY PULSING DIFFERENT ASPIRATION LEVELS TO AN OCULAR PROBE - Methods and systems for automatically pulsing different aspiration levels to an ocular probe are disclosed. The probe may be a phacoemulsification probe. A first aspiration level, supplied by a first pump, may be applied to the probe simultaneously with ultrasonic energy. A second aspiration level, supplied by a second pump, may be automatically switched from the first aspiration level, and applied to the probe in a pulsed manner. | 04-07-2016 |
20160095748 | AUTOMATICALLY PULSING DIFFERENT ASPIRATION LEVELS TO AN OCULAR PROBE - Methods and systems for automatically pulsing different aspiration levels to an ocular probe are disclosed. The probe may be a phacoemulsification probe. A first aspiration level, supplied by a first pump, may be applied to the probe simultaneously with ultrasonic energy. A second aspiration level, supplied by a second pump, may be automatically switched from the first aspiration level, and applied to the probe in a pulsed manner. | 04-07-2016 |
20160095749 | AUTOMATICALLY PULSING DIFFERENT ASPIRATION LEVELS TO AN OCULAR PROBE - Methods and systems for automatically pulsing different aspiration levels to an ocular probe are disclosed. The probe may be a phacoemulsification probe. A first aspiration level, supplied by a first pump, may be applied to the probe simultaneously with ultrasonic energy. A second aspiration level, supplied by a second pump, may be automatically switched from the first aspiration level, and applied to the probe in a pulsed manner. | 04-07-2016 |
20160095750 | AUTOMATICALLY PULSING DIFFERENT ASPIRATION LEVELS TO AN OCULAR PROBE - Methods and systems for automatically pulsing different aspiration levels to an ocular probe are disclosed. The probe may be a phacoemulsification probe. A first aspiration level, supplied by a first pump, may be applied to the probe simultaneously with ultrasonic energy. A second aspiration level, supplied by a second pump, may be automatically switched from the first aspiration level, and applied to the probe in a pulsed manner. | 04-07-2016 |
20160100937 | NON-INVASIVE REFRACTIVE TREATMENT USING NANOPARTICLES - Embodiments of this invention generally relate to systems and methods for optical treatment and more particularly to non-invasive refractive treatment method based on sub wavelength particle implantation. In an embodiment, a method for optical treatment identifies an optical aberration of an eye, determines a dopant delivery device configuration in response to the optical aberration of the eye, wherein the determined dopant delivery device is configured to impose a desired correction to the eye to mitigate the identified optical aberration of the eye by applying a doping pattern to the eye so as to locally change a refractive index of the eye. | 04-14-2016 |
20160106586 | Device For Use In Delivery of Ophthalmic Lenses - The actuator (see FIG. | 04-21-2016 |
20160106893 | Surgical aspirator probe with adaptive tip - A surgical tip having a soft adaptive distal end that conforms to the irregular cross sectional contours of lens fragments, this construction allowing better occlusion of the tip distal end by adapting to the irregular shapes of the lens fragments thus improving the efficiency of the lensectomy probe by enhancing vacuum build up, reducing the total irrigant volume required to complete the lensectomy process and protects the lens capsule from accidental rupture said soft tip being usable with vibratory based, laser-based and water-jet based lensectomy handpieces as well as lens aspiration cannula. | 04-21-2016 |
20160113727 | REAL-TIME SURGICAL REFERENCE INDICIUM APPARATUS AND METHODS FOR SURGICAL APPLICATIONS - Described herein are apparatus and associated methods for the generation of at least one user adjustable, accurate, real-time, virtual surgical reference indicium. A method includes recording an image of an eye and producing a real-time multidimensional visualization using the recorded image. The method also includes determining at least one distinct visible feature within a patient specific pre-operative still image and producing the real-time, virtual surgical reference indicium in conjunction with the patient specific pre-operative still image. The method further includes aligning the real-time, virtual surgical reference indicium with the real-time, multidimensional visualization of the eye using the at least one distinct visible feature. | 04-28-2016 |
20160113759 | INTRAOCULAR LENS INSERTION DEVICE AND METHOD FOR CONTROLLING MOVEMENT OF THE INTRAOCULAR LENS - Provided is an intraocular lens insertion device capable of omitting a repeated operation after the intraocular lens is inserted into the eye. The intraocular lens insertion device ( | 04-28-2016 |
20160135990 | VISCOELASTIC APPLICATOR FOR IOL INSERTION APPARATUS - A system for preparing an intraocular lens (IOL) injector for receipt of an IOL. A manifold mates with an injector cartridge and easily distributes a lubricating agent to a load chamber of the cartridge. The IOL is then transferred into the load chamber. The cartridge may be rotatably coupled to the handpiece, and then converted from a preparation and load position to a delivery position. The manifold may remain external to the load chamber or fit within the load chamber and include a handle that remains outside. One or more internal channels in the manifold lead from one or more inlet ports to surfaces in the load chamber than contact the IOL. | 05-19-2016 |
20160143779 | Instrument And Method For Creating A Controlled Capsulorhexis For Cataract Surgery - An instrument and method for creating a precise capsulorhexis as a step in cataract surgery is described. The instrument has a curvilinear cutting band attached to a longitudinal support component and cutting band extending on two sides of the support. In an embodiment, the cutting band has a sinusoidal shape. The support is coupled to a supporting structure, and thence to a handle, the supporting structure is shaped to permit it to pass through an incision at a side of a cornea of the eye while positioning the cutting band on an anterior surface of an anterior capsule of a lens of the eye. In an embodiment of the method, the incision in the anterior capsule is formed by pressing the cutting band into the anterior capsule, and capsulorhexis is extended by tearing away the two tabs formed and defined by curvature of the cutting band. | 05-26-2016 |
20160157952 | SURGICAL INSTRUMENT FOR ASSISTING IN DISTINGUISHING ANTERIOR CAPSULE DURING CATARACT SURGERY - The present invention relates to a surgical instrument for cataract surgery, and provides the surgical instrument for assisting in distinguishing the anterior capsule during cataract surgery, including a ring-shaped body; and a light source provided on a bottom surface portion of the body. | 06-09-2016 |
20160166432 | Devices and Methods for Creating a Predictable Capsulorhexis of Specific Diameter | 06-16-2016 |
20160175090 | INTRAOCULAR LENS INSERTION APPARATUS | 06-23-2016 |
20160184093 | Systems and Methods for Implanting And Examining Intraocular Lens - Systems and methods for designing and implanting a customized intra-ocular lens (IOL) is disclosed. In one embodiment, a system includes an eye analysis module that analyzes a patient's eye and generates biometric information relating to the eye. The system also includes eye modeling and optimization modules to generate an optimized IOL model based upon the biometric information and other inputted parameters representative of patient preferences. The system further includes a manufacturing module configured manufacture the customized IOL based on the optimized IOL model. In addition, the system can include an intra-operative real time analyzer configured to measure and display topography and aberrometry information related to a patient's eye for assisting in proper implantation of the IOL. | 06-30-2016 |
20160193038 | OCULAR IMPLANT INSERTION APPARATUS AND METHODS | 07-07-2016 |
20160193042 | BACK LOADED IOL INSERTION CARTRIDGE | 07-07-2016 |
20160193083 | Gonio Lens System With Stabilization Mechanism | 07-07-2016 |
20160250069 | DEVICE FOR RECEIVING AN INTRAOCULAR LENS, AND METHOD FOR FOLDING AN INTRAOCULAR LENS | 09-01-2016 |
20180021547 | MAGNETICALLY CONTROLLED STIFFNESS OF MATERIALS | 01-25-2018 |