| Class / Patent application number | Description | Number of patent applications / Date published |
|---|
| 600108000 | Laser | 22 |
| 20090247823 | Instrument for Endoscopic Treatment - A treatment instrument for an endoscope is provided that is suitable for cutting submucosa in endoscopic submucosal dissection. The treatment instrument for an endoscope includes a treatment portion having a cutting unit at a tip of an insertion portion that is to be inserted into the body. The main unit of the treatment portion is formed in a sawtooth shape having a peak portion and a valley portion. An electrode plate serving as the cutting unit is provided in the valley portion. | 10-01-2009 |
| 20100010299 | ENDOSCOPIC TRANSLUMENAL ARTICULATABLE STEERABLE OVERTUBE - An apparatus having an elongate hollow metal body extending along a longitudinal axis is disclosed. The hollow body defines a central opening and has a predetermined wall thickness. A pattern of laser cut slits is formed into the body. The slits define a plurality of articulatable elements. The plurality of articulatable elements enable active articulation of the body in a first plane and passive deflection in planes orthogonal to the first plane. | 01-14-2010 |
| 20100312054 | PROSTATIC TISSUE REMOVAL AND/OR PROSTATIC CAPSULOTOMY FOR TREATMENT OF CONDITIONS - Apparatus and methods are provided including identifying a subject as suffering from a disorder of an organ of the subject. In response to the identifying, a shaft is inserted into the organ, not via a natural lumen of the subject. Using a laser beam emitted from a distal portion of the shaft, a portion of the organ is ablated. A vicinity of the portion of the organ is cooled by introducing a fluid to the vicinity, and, subsequently aspirating the fluid therefrom, the introduction and aspiration of the fluid being performed via the shaft, while the shaft is inside the organ. Other embodiments are also described. | 12-09-2010 |
| 20110015483 | ENDOSCOPIC ROBOTIC CATHETER SYSTEM - A robotic catheter system includes a controller with a master input device. An instrument driver is in communication with the controller and has a elongate instrument interface including a plurality of instrument drive elements responsive to control signals generated, at least in part, by the master input device. An elongate instrument has a base, distal end, and a working lumen, wherein the guide instrument base is operatively coupled to the guide instrument interface. The elongate instrument preferably comprises and/or defines other lumens to accommodate instruments such as an optics bundle, a light bundle, a laser fiber, and flush irrigation. The working lumen preferably is configured to accommodate a grasping or capturing tool, such as a collapsible basket or grasper, for use in procedures such as kidney stone interventions. The elongate instrument includes a plurality of instrument control elements operatively coupled to respective drive elements and secured to the distal end of the instrument. The instrument control elements are axially moveable relative to the guide instrument such that movement of the guide instrument distal end may be controlled by the master input device. | 01-20-2011 |
| 20110118547 | ENDOSCOPE APPARATUS - An endoscope apparatus includes first and second light sources, an endoscope leading end portion, an irradiation window, an observation window, a light irradiation unit and an emission angle changing unit. The first light source outputs laser light for diagnosis. The second light source outputs laser light for therapy. The laser light for therapy is different in spectrum from the laser for diagnosis. The irradiation window and the observation window are provided in the endoscope leading end portion. The light irradiation unit emits the laser light for diagnosis and the laser light for therapy to the object through the irradiation window. The emission angle changing unit changes an emission angle at which the laser light for therapy is emitted through the irradiation window to be smaller than an emission angle at which the laser light for diagnosis is emitted. The object to be examined is observed through the observation window. | 05-19-2011 |
| 20110201881 | LASER GUIDED ENDOSCOPIC SURGICAL TOOL - A surgical instrument that includes a probe that is extended into a body cavity made in, for example, the wrist of a subject and a handle held by a surgeon outside the body cavity, where the surgical instrument includes both an optical system and surgical tool operable by the surgeon that passes through the probe includes a laser beam emitter to assist a surgeon in aligning the probe with, for example, the ring finger of the patient after the probe is inserted. The laser beam emitter is preferably mounted on the probe and directs a beam generally parallel to the probe which is aligned with the deployable cutting blade. | 08-18-2011 |
| 20110245603 | LASER ENDOSCOPIC SURGICAL INSTRUMENT - The present invention provides an apparatus and method for a laser sighting endoscopic instrument incorporating a laser unit for attachment to an endoscopic instrument in alignment with an axis of a lumen within a cannula portion of the instrument for visualizing a field of surgical access. | 10-06-2011 |
| 20120078042 | Laser Video Endoscope - A laser video endoscope has a laser guide, an illumination guide and an image guide. These are fiber optical guides which extend through the optical probe and through a hand piece that supports the probe. The hand piece is connected by a first relatively long flexible optical fiber cable to a laser energy source and a source of illumination. By contrast, the image is transmitted from the hand piece to an image presentation site by a camera assembly that is mounted to the hand piece and a relatively long electrical cable. The camera and its electrical cable can be uncoupled from the hand piece and used in a plurality of endoscopic routines. The rest of the product, including the probe and the hand piece, can be disposed of after each medical routine thereby providing assurance of an antiseptic procedure. | 03-29-2012 |
| 20120215065 | ENDOSCOPE WITH VARIABLE INCIDENT LIGHT AND LASER SOURCE PLATFORM - Endoscope and method comprise a micro endoscope with insertion end that is about 1-2 millimeters in outer diameter and includes an optical fiber image bundle, two optical laser fibers, two illumination source optical fiber bundles, along with three focusing lenses for image bundle and laser fibers. Insertion end may be inserted in a female milk duct, other body cavity, or internal organ to inspect for cells and lesions. Visual inspection is aided by the use of special mixtures of light sources to observe the distinction between normal and abnormal cells. If abnormal cells or lesions are detected and the surgeon decides cells or lesions are non-cancerous, the surgeon may then use endoscope to precisely burn, ablate, or otherwise kill abnormal cells at their point of origin on the milk duct, other body cavity, or internal organ. The procedure is minimally invasive and much less costly than many other similarly functioning medical procedures. | 08-23-2012 |
| 20120265010 | Laser Video Endoscope - A laser video endoscope provides a small diameter (25 mils) probe. This size probe requires a minimum access lesion. The tradeoff that produces such a probe includes reducing the laser guide fiber to 100 microns in diameter, employing an image bundle having approximately 6,000 optical fibers and an illumination bundle having only about 210 optical fibers. The probe where it extends into the handle has a 45 mil outer diameter and a 5 mil thick sidewall to provide resistance to breaking at the juncture with the handle. The probe is rigid, preferably metal. The probe has a larger diameter proximal portion and a smaller diameter distal portion. The distal portion of the probe has a length limited to about 710 mils. A green laser of 532 nanometers wavelength provides a collimated laser beam that causes minimal loss in the 100 micron laser optical fiber. | 10-18-2012 |
| 20120302828 | APPARATUS, SYSTEM AND METHOD FOR PROVIDING LASER STEERING AND FOCUSING FOR INCISION, EXCISION AND ABLATION OF TISSUE IN MINIMALLY-INVASIVE SURGERY - Exemplary embodiments of apparatus, system, computer-accessible medium, procedure and method are provided which can be used for providing laser steering and focusing for, e.g., incision, excision and/or ablation of tissue in minimally-invasive surgery. For example, the exemplary apparatus can include at least one optical element which can be configured to refract and/or diffract light provided in a structure which can be configured to be inserted into a body, where at least one of the optical element(s) is structured to receive the light at a first angle and generate a refracted and/or diffracted light at a second angle which can be different from the first angle relative to an optical axis. For example, an actuating arrangement can be provided, which can be configured to control the optical element(s), can be provided and situated at least partially within the at least one structure. | 11-29-2012 |
| 20120310042 | APPARATUS AND METHOD FOR REAL-TIME IMAGING AND MONITORING OF AN ELECTROSURGICAL PROCEDURE - An optical coherence tomography probe and laser combination device configured for real-time z-directional guidance of the incisional depth of a surgical procedure. It can be used alone or placed within the working channel of an endoscope. The device includes an OCT single mode fiber, and a laser fiber or laser hollow waveguide or electrical surgical wire positioned adjacent to the OCT single mode fiber. The single mode fiber is configured to move laterally when activated by an actuator to scan light data reflected from a sample that is positioned in front of a distal end of the device. The light data can be processed to generate a B-scan image. The device can collect data in real-time during lasing, or immediately prior to and following the cutting. The surgical tool, when coupled to a processor, can deactivate when the B-scan image identifies that the incision is within a predefined tolerance. | 12-06-2012 |
| 20130072753 | SYSTEMS AND METHODS FOR PREVENTING LASER FIBER MISFIRING WITHIN ENDOSCOPIC ACCESS DEVICES - A system for preventing inadvertent actuation of a medical device. The system includes an elongate tube having a proximal end, a distal end, and a lumen extending from the proximal end to the distal end. The lumen is configured to receive a medical device configured to transition between an actuated state and an inactive state. The device further includes a detection system configured to determine a position of a distal end of the medical device relative to the distal end of the elongate tube. The detection system includes a transmitting element and a receiving element. | 03-21-2013 |
| 20130296648 | MINIMALLY INVASIVE IMAGING SYSTEMS - Aspects of the invention include minimally invasive imaging system. Systems according to embodiments of the invention include: an access device having a proximal end and distal end and an internal passageway extending from the proximal to distal end; and an elongated member dimensioned to be slidably moved through the internal passageway of the access device and having a proximal and distal end. In the systems of the invention, at least one of multiple visualization elements and multiple illumination elements are positioned among the distal ends of the access device and the elongated member. Also provided are methods of using the systems in imaging applications, as well as kits for performing the methods. | 11-07-2013 |
| 20130310642 | Device and Method for Treatment of Gastroesophageal Reflux Disease - A lower esophageal sphincter tightening device for treating gastro esophageal reflux disease which includes an insertion device, an energy source, and an energy transmitting device. The insertion device, by insertion through a body opening, positions the energy transmitting device in the proximity of the lower esophageal sphincter. The energy generates and transmits energy via the insertion device to the energy transmitting device which directs the transmitted energy onto the lower esophageal sphincter which is comprised largely of collagen. The energy source transmits energy at a level sufficient to cause heating of the sphincter's collagen resulting in a shrinkage of the collagen and a tightening of the sphincter. | 11-21-2013 |
| 20140012077 | LASER SURGERY DEVICE - A device for supplying laser radiation is described. The device has adjustable focusing or a fixed geometry. The device can be connected as required to cystoscopes or endoscopes including those provided with a translation element commonly used for resection. The device is also connected to separate laser sources or to a single laser source whose emission is suitably divided and conveyed in two or more outgoing fibres. The device can be used for the purposes of resection, vaporization and/or cutting and/or ablation, and/or for haemostasis, providing results similar to those of conventional resection procedures using an electrosurgical scalpel/resector. | 01-09-2014 |
| 20140024894 | MULTI-STAGE PROCEDURES WITH A MODIFIABLE FIBER AND A GUIDE TUBE CONTAINING AN INSTRUMENT - Disclosed is an apparatus that includes a modifiable fiber structure adapted to operate in at least two configurations such that is a sideways-firing configuration the fiber structure is adapted to emit radiation in a substantially sideways direction relative to a longitudinal axis of the fiber structure, and in another, axial-firing, configuration the fiber structure is adapted to emit radiation in substantially axial direction relative to the longitudinal axis of the fiber structure. Also disposed is another apparatus that includes a guide tube disposed within a scope, the guide tube configured to be advanced to a position near an area to be treated so that the scope can be advanced along the guide tube to the position near the area to be treated. The guide tube is further configured to receive a treatment instrument to perform a treatment procedure on the area to be treated. | 01-23-2014 |
| 20140288368 | CAPSULE CAMERA WITH VARIABLE ILLUMINATION OF THE SURROUNDING TISSUE - The invention relates to an ingestible capsule and method for in vivo imaging and/or treatment of one or more diseased areas of interest within the gastrointestinal tract of an animal or human being. The capsule comprises an image sensor; a lens system for focusing images onto the image sensor; at least one light source for illumination of the tissue area of interest, the at least one light source optionally being capable of providing optical therapeutic treatment to the diseased areas; a variable lens system located in front of the at least one light source, wherein the variable lens system comprises beam steering means and focusing means for directing and focusing the light beams from the at least one light source onto the diseased tissue areas; a control unit in communication with the image sensor, the at least one light source, and variable lens system, the control unit comprising image storing means, processing means and image transmission means; wherein the control unit correlates stored images received from the image sensor as the capsule travels through the gastrointestinal tract and controls the beam steering means and focusing means of the variable lens system to ensure that the light beams from the at least one light source are directed and focused onto the diseased tissue areas; a power source for powering the image sensor, the at least one light source and the control unit; and a non-digestible, transparent outer protective shell configured to pass through the gastrointestinal tract, housing within the image sensor, the lens system, the at least one light source, the variable lens system, the control unit and the power source. | 09-25-2014 |
| 20140309493 | ADJUSTABLE PROBE - An optical fibre endoscopic probe used to deliver radiation, in particular laser radiation, during a surgical procedure. The configuration of components of the endoscopic probe in use is adjustable so as to direct the radiation which exits the fibre as desired. The present invention also relates to a device used to direct the exiting beam of radiation in such an endoscopic probe, which may in particular be used in a narrow probe channel, for example for prostate laser surgery, and to a method of surgical treatment using the endoscopic probe. | 10-16-2014 |
| 20150038785 | INTEGRATED ENDOSCOPE IRRIGATION - In a first aspect the invention is an endoscopic device in which the empty spaces between the plurality of tubes, wires, and cables are utilized as a channel that enables liquid or gas to flow from the handle section to the distal tip. In a second aspect the invention is a method of reducing the diameter of an endoscope device by utilizing the empty spaces between the plurality of tubes, wires, and cables as a channel that enables liquid or gas to flow from the handle section to the distal tip. In a third aspect the invention is a distal tip comprising a pattern of alternating grooves and lands on its outer surface and a cap that fits tightly over the lands. The tight fitting cap changes the grooves into closed channels through which liquid or gas can flow. | 02-05-2015 |
| 20150133728 | AIMING BEAM DETECTION FOR SAFE LASER LITHOTRIPSY - Medical apparatus includes an endoscope, which includes a distal end configured for insertion into a body cavity and which includes an imaging assembly, configured to capture and output an image of a region of the body cavity in proximity to the distal end. An energy source is configured to emit pulses of energy through an energy guide. A control unit is configured to process the image so as to identify a target mass in the body cavity and to verify that an aiming beam directed through the energy guide is incident on the target mass and, responsively to so verifying, to actuate the energy source to direct a pulse of the energy via the energy guide onto the target mass. | 05-14-2015 |
| 20160095507 | LASER VIDEO ENDOSCOPE - Laser video endoscope has laser guide, illumination guide and image guide which extend through optical probe and through hand piece that supports the probe. Hand piece is connected by optical fiber cable to laser energy source and illumination source. Image is transmitted from hand piece to image processing interface by camera assembly optically coupled and mounted directly to hand piece and via electrical cable extending from camera assembly. Camera and its electrical cable can be uncoupled from hand piece and reused. The rest of the product, including probe and hand piece, can be disposed of after each medical routine. Probe can have proximal portion and distal portion such that proximal portion extends from distal end of hand piece, and outside diameter of proximal portion as measured at least near the distal end of hand piece is greater than the outside diameter of the distal portion. | 04-07-2016 |
