Inventors list

Assignees list

Classification tree browser

Top 100 Inventors

Top 100 Assignees


Means for removing, inserting or aiding in the removal or insertion of eye lens material

Subclass of:

606 - Surgery

606001000 - INSTRUMENTS

Patent class list (only not empty are listed)

Deeper subclasses:

Entries
DocumentTitleDate
20130023892Corneal 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
20090024136VISCOELASTIC 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
20100087832INTRAOCULAR 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
20130085506INTRAOCULAR 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
20130085507INTRAOCULAR 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
20110196381Lens 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
20100076450INSERTION DEVICE FOR INTRAOCULAR LENS AND INTRAOCULAR LENS PRELOADED INSERTION DEVICE - The insertion device (03-25-2010
20100076449INJECTOR 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
20120245592Applicator 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
20090171364SCLERAL 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
20130041382Injector Apparatus for Injecting Intraocular Lens - Injector apparatus (02-14-2013
20100106160INTRAOCULAR 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
20090125034Preloaded 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
20090043313INTRAOCULAR 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
20090112223Lens 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
20100057092Varying 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
20130060257MODULAR INTRAOCULAR LENS INJECTOR - An injector for inserting an intraocular lens into an eye, comprising a main body (03-07-2013
20130060254EYE 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
20130060256FLAT-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
20130060255Lens 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
20090069817INTRASTROMAL 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
20120191105DEVICE 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
20090292293PLUNGERS 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
20090270876BACK 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
20120226286System 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
20090234366Method 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
20130165943INTRAOCULAR 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
20100087833CARTRIDGE 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
20080312662Self 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
20090048608TORIC 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
20110137321APPARATUS 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
20120289970Two 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
20100121340INTRAOCULAR 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
20120289969Intraocular 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
20110172675OCULAR 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
20110288557Intraocular 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
20090281552Apparatus 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
20110295264Intraocular 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
20080255579Implantation Tool for Intraocular Lenses - The object of the invention is to permit a smooth advance movement of intraocular lenses (10-16-2008
20110190777CASSETTE FOR INTRAOCULAR LENS AND PRELOADED LENS INJECTION SYSTEM - A cassette (08-04-2011
20100057093INJECTOR 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
20100036388Apparatus 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
20100036387Viscoelastic 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
20100036385System 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
20090216244Two Stage Plunger for Intraocular Lens Injector - A plunger (08-27-2009
20080319451Post-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
20090248031INSTRUMENT 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
20100082037INSERTION DEVICE FOR INTRAOCULAR LENS AND INTRAOCULAR LENS PRELOADED INSERTION DEVICE - The insertion device (04-01-2010
20090062811DEVICES 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
20100125279INTRAOCULAR 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
20100125278Hard 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
20080208207Surgical 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
20110172676PLUNGER 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
20090292294INTRAOCULAR 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
20090118739Method 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
20080269771Method 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
20080281333Ophthalmic Implant Injector and Folding Cartridge - A cartridge (11-13-2008
20080312661Lens 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
20080243138INSERTION 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
20080275462Intracorneal 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
20080269770Intraocular 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
20080269769SYSTEM AND METHOD FOR PREPARING A CORNEAL GRAFT10-30-2008
20100211079Subretinal 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
20090030425Lens 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
20090138022OCULAR 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
20090030424Surgical 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
20090198247INTRAOCULAR 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
20110144654System 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
20090054904Methods 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
20110230890METHOD 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
20090204123Lens 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
20090240257Limit 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
20090018548Pneumatically-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 nozzle01-15-2009
20100185205INTEROCULAR 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
20100185206Intraocular 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
20100160926Constant 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
20100204705Automated 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
20100228260INJECTOR 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
20100217274MULTI-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
20100228261DISPOSABLE 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
20100217273Intraocular 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
20100137876SURGICAL 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
20130218167DEVICE FOR DEPLOYING A FLEXIBLE IMPLANT - The invention relates to devices and methods for deploying an implant. Preferably the device (08-22-2013
20130218168OPHTHALMIC 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
20090318933PRE-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
20090112222IOL 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
20110046633Cassette 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
20100312252CAPSULARHEXIS 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
20090069818Individual 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
20110112545Intraocular 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
20110245840INTRAOCULAR 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
20110046635Cassette 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
20110015644DEVICE 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
20090062810Surgical edged tool - A blade plate 03-05-2009
20110213380INTRAOCULAR 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
20100114109METHOD 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
20090312767Intraocular 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
20120245591Intraocular 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
20100057095Method 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
20100130984SYSTEMS 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
20100057094IOL 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
20110098716DEVICES 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
20100069915CORNEAL 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
20110098717Intraocular 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
20110152873METHODS 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
20120203239METHOD 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
20120203238System 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
20090118738NEEDLESS 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
20090036898Instrument 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
20110178527Opthalmic 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
20110257658Modular 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
20080255578CORNEAL 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
20110022055FLEXIBLE INTRAOCULAR IMPLANT INJECTOR - The injector for injecting a flexible intraocular implant comprises: a channel having a main portion of diameter D01-27-2011
20110264103INTRAOCULAR 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
20110264102INSERTION 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
20100305577INTRAOCULAR 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
20090171366Intraocular 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
20090171365Intraocular 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
20100241131PHACOEMULSIFICATION 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
20110152872INTRAOCULAR 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
20110264101Intraocular 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
20100030225Intraoperative 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
20100241130APPARATUS 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
20110144653Injector 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
20090048607SYSTEMS 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
20120016375DEVICES 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
20120016374INTRAOCULAR 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
20120022549INTRAOCULAR 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
20120022547Intraocular Lens Delivery Devices and Methods of Use - Intraocular lens delivery devices and methods of use.01-26-2012
20120022546Surgical 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
20120022548Dual 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
20120059386Vacuum 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
20120209280EYE 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
20120071887INTRAOCULAR 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
20120071888DEVICE FOR HOLDING FOLDING AND INJECTING AN INTRAOCULAR LENS - An injector (03-22-2012
20110082463INTRAOCULAR 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
20090005788Intraocular 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
20120158007INTRAOCULAR 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
20120158006Reduced 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
20110106096Monitoring 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
20100094309Automated 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
20090131953Flexible Intraocular Implant Injector - The injector for injecting a flexible intraocular implant comprises: a channel (05-21-2009
20120165823Insertion 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
20120130390Intraocular 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
20120130389APPARATUS 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
20120165824INJECTOR 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
20100204704Device 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
20100204706Intracorneal 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
20120083793METHOD 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
20120172886Contact 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
20100274257CORNEAL 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
20100010498IOL 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
20080275461Capsular 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
20100036386Intraoperative 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
20110046634Holding 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
20110238075DRUG 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
20110276054IOL 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
20090204122INTRAOCULAR 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
20130012956INTRAOCULAR 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
20100130985Intraocular 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
20130018383MULTI-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
20130172900EXPANDABLE 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
20080255577Lens 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
20080243139Method 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
20080221585Lens 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
20080221584Lens 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
20120253356INTRAOCULAR 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
20110270264INTRAOCULAR 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
20130096569Phacoemulsification 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
20130103040METHOD 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
20130131686MICRO-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
20130131687INTRAOPERATIVE 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
20110313425INTRAOCULAR 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
20100280521PRELOADED 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
20130158561INTRAVITREAL 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
20080200922Apparatus 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
20080200921Lens 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
20080200920Lens 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
20110224677INTRAOCULAR 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
20100286704INTRAOCULAR 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
20120283741RETRACTABLE 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
20130197531AUTOMATED 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
20130197532AUTOMATED 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
20130197533OCULAR 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
20130204269Intraocular 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
20090259228Methods 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
20130211414Nucleus 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

Patent applications in class Means for removing, inserting or aiding in the removal or insertion of eye lens material