Matches 351 - 400 out of 557 < 1 2 3 4 5 6 7 8 9 10 11 12 >
Match Document Document Title
5273056 Use of combinations of viscoelastics during surgery  
A method for conducting ocular surgery using different viscoelastic agents is disclosed.
5269787 Apparatus and method for capsulorhexis  
Surgical apparatus and method for incising an aperture in the anterior capsule of the human eye. The apparatus for capsulorhexis comprises a shaft, a cutting member with a sharp cutting edge, and a...
5267553 Pupil expander and method of using the same  
A pupil expander has an elongated plastic resilient hollow ring which is C-shaped in cross section, and formed into a partial circle. The ends of the ring member have perforated tabs thereon, and...
5261883 Portable apparatus for controlling fluid flow to a surgical site  
A system and apparatus are disclosed for controlling amounts of fluid flow to and from a surgical site. The system includes a surgical handpiece having means including a passage for allowing fluid...
5254082 Ultrasonic surgical scalpel  
An ultrasonic surgical scalpel comprising a suction nozzle having a suction mouth which is open aside toward the direction different from that of the axis of the nozzle, and a suction regulating...
5242449 Ophthalmic instrument  
An ophthalmic instrument having an elongated tube having proximal and distal end portions, a distal end and an elongated passage opening at a distal opening at the distal end. The distal end...
5242450 Eye implantable lens haptics twist apparatus  
A surgical apparatus useful for eye surgery, wherein an incision is made in the eye coroscleral tissue, and via which a plastic lens is to be introduced into an eye lens zone in a capsule from...
5236455 Tympanic patch, applicator, and related method  
A device for repairing a tympanic membrane comprises a patch provided on one side with an adhesive layer, and an elongate tubular applicator member having a proximal end and a distal end. The patch...
5234436 Sheath structure for a surgical knife  
For protection of the otherwise sharp protruding end of a given instrument for use in ophthalmic or other surgery, as when the instrument is to be used only after it has traversed the major part of...
5224957 Method of providing a composition for an eye  
A method is provided for treating cataracts and other eye diseases, and includes the use of photopolymerizable compositions for preparing an intraocular-lens filling material which is used during...
5222960 Cracking and rotating cataract for removal from eye  
A method and instruments for cracking a cataract nucleus into smaller segments and repositioning them within the lens capsule for removal from the eye by phakoemulsification. After a trough has...
5222972 Small incision intraocular lens insertion apparatus  
A forceps comprising first and second elongated elements having proximal and distal end portions. The proximal end portions are joined together so that the distal end portions are movable toward...
5219350 Medical instrument  
A first aid instrument for removing slivers from the skin, and foreign material from an eye. The instrument, which furnishes light to a work area, has a variety of interchangeable tools that can be...
5217465 Flexible and steerable aspiration tip for microsurgery  
A flexible and steerable aspiration tip for microsurgery includes a tip portion, the configuration of which may be remotely altered to access different areas at a surgical site. The aspiration tip...
5217476 Surgical knife blade and method of performing cataract surgery utilizing a surgical knife blade  
A surgical knife blade for forming an incision of predetermined length in bodily tissue includes indicia disposed adjacent opposing portions of a cutting edge such that alignment of the opposing...
5217464 Three bar cross action lens implantation forceps  
An apparatus for intraocular implantation of a plastic lens in the eye lens zone from which a natural lens has been removed via a surgical incision in the corneoscleral limbus comprising a surgical...
5213569 Tip for a tissue phacoemulsification device  
Phacoemulsification needles having distal ends with focusing surfaces for concentrating ultrasonic generated acoustic waves. The focusing surfaces can be beveled and/or provided with continuous...
5211660 Method for performing epikeratophakia by electrofusion  
An improved epikeratophakia utilizing electrofusion to graft donor corneal tissue to patient's cornea.
5199943 Ultrasonic surgical handpiece  
An ultrasonic surgical handpiece having a generally hollow body with a reduced diameter portion at a free end and an interior surface, an ultrasonic horn coaxially mounted inside the body,...
5190553 Method and apparatus for folding a resilient intraocular lens  
In a method and apparatus for folding a resilient intraocular lens, the l is fixed on a support surface and then folded by means of two pressing members which are moved synchronously towards each...
5190552 Slotted tube injector for an intraocular lens  
An injector formed of a slotted tube is partially inserted via its front end in a minimum size eye incision to inject a temporarily folded intraocular lens having opposed haptics extending from its...
5188125 Method for corneal curvature adjustment  
Surgical apparatus for inserting a plastic, split end, adjusting ring into the stroma of the cornea of the eye wherein the adjusting ring includes, as a part thereof, a dissecting head to part the...
5178622 Instrument for implanting a soft intraocular lens  
The inventive instrument is an improvement in a surgical instrument of the type having fingers to grasp a soft, foldable intraocular lens (IOL) for implantation in a human eye following removal of...
5176686 Apparatus for packaging, folding, rigidifying and inserting an intraocular lens  
Apparatus for folding an intraocular lens about a blade-like inserter to reduce its width, and then rigidifying the folded lens in situ by chilling it until it remains folded on the inserter for...
5176701 Medical forceps instrument for implanting intraocular lenses  
Elongated generally horizontal blades are spaced apart vertically and have proximate handle end portions and distal grasping end portions. By manipulation of the handle end portions, the grasping...
5174279 Iris retractor for use in operations on the eye of a living creature  
An iris retractor for use in operating on the eye of a living creature is proposed, by means of which the iris is drawn outwards for widening the pupil and is held at the outer edge, which is...
5171319 Foldable intraocular lens system  
A foldable IOL system includes a foldable bi- or multifocal IOL and lens insertion instrument capable of unfolding the IOL by externally applied forces. The foldable IOL includes an oval lens body...
5171241 Device for folding an intraocular lens and holding it in the folded state  
A device is described for folding an IOL and thereafter holding it in its folding state, which comprises a member foldable into two sections of substantially equally dimensions, each of said...
5163419 Device for expanding the pupil of a human eye  
The present invention includes a generally U-shaped body member having opposed leg portions joined by a central section. Each leg portion is connected to the central section at a pivot point for...
5156607 Manual small incision cataract extraction method and instrument  
A microsurgical method and nucleotome for fragmentizing a cataractous endonucleus in a single cutting manuever is disclosed whereby the endonucleus is split into multiple fragments for quick and...
5154696 Phacoemulsification, irrigation and aspiration method and apparatus  
In a method and apparatus for phacoemulsification cataract surgery, a primary handpiece operable for phacoemulsification, irrigation and aspiration is inserted through a first incision in the...
5154694 Tissue scraper device for medical use  
Tissue scraper element for medical use in extracting undesired body tissue, e.g. a natural eye lens, by mechanical vibratory contact to disintegrate the tissue and by accompanying flushing fluid...
5151084 Ultrasonic needle with sleeve that includes a baffle  
A baffle with holes formed therein is mounted in a sleeve which surrounds the needle of an ultrasonic handpiece so as to reduce bubbles in the irrigation fluid supplied to the handpiece and thus...
5151083 Apparatus for eliminating air bubbles in an ultrasonic surgical device  
In an ultrasonic handpiece with irrigation an aspiration passages, an opening is made between the aspirating passage and the irrigating passage so as to remove bubbles from the operating site so...
5147369 Forceps and method for nuclear fragment removal  
Forceps are provided for use in removing nuclear fragments of the lens of an eye during eye surgery. It is not unusual during phaco emulsification surgery on the lens of an eye for the capsule of...
5147368 Nucleus splitter  
The invention is directed to a nucleus splitter adapted to crack a hard nucleus of an eye after the nucleus has been sculpted by a pair of crossed grooves which set-off four quadrants of the...
5139509 Phacoemulsification system with handpiece simulator  
A phacoemulsification system is provided, including an ultrasonic phacoemulsification handpiece and a handpiece driver. A handpiece simulator is provided to analyze the performance characteristics...
5139501 Device for folding an elastic rubber intraocular lens  
A device for folding an elastic rubber intraocular lens, has two lens gripping elements which can be moved one relative to the other and which can be brought into contact with a lens body from...
5134991 Ocular pressure-reducing device  
An ocular pressure-reducing device is used to compress the eyelids over the eyeball to help eliminate lymph and/or fluids in the eyelid and orbit, which have been injected or may have accumulated...
5135530 Anterior capsular punch with deformable cutting member  
The present invention is an anterior capsular incising apparatus having a pair of crisscrossing arms hinged at a crisscross joint and each having a forward portion and a rearward portion and a...
5123905 Intraocular lens injector  
An injector head forming a hollow cone of spreadable leaves is partially inserted into a minimum size eye incision to inject a temporarily folded intraocular lens into the eye without stressing the...
5123906 Surgical toroidal snare  
A surgical instrument for seating an intraocular lens in the posterior capsule of an eye in place of a removed cataracted natural lens includes a longitudinally extending shank and a band attached...
5112339 Apparatus for extracting cataractous tissue  
A wedge-shaped probe for the removal of cataractous tissue from within the eye is provided. The wedge-shaped probe has polished distalmost edges so that there are no sharp edges and hence the risk...
5112350 Method for locating on a cornea an artificial lens fabricated from a collagen-hydrogel for promoting epithelial cell growth and regeneration of the stroma  
A method for locating on a cornea an artificial lens fabricated from a collagen-hydrogel for promoting epithelial cell growth and regeneration of the stroma is shown. The method provides for...
5108412 Suction ring for surgical operations on the human eye  
A suction ring apparatus for use in surgical eye operations comprising a right-angle section annular outer ring which retains an annular ring member of substantially triangular cross-section...
5100410 Means and method for facilitating folding of an intraocular lens  
A system for facilitating folding a soft intraocular lens. A supporting and positioning structure associated with a base or frame presents the lens so that forceps tips are automatically positioned...
5100689 Surface modified surgical instruments, devices, implants, contact lenses and the like  
Improved medical devices and instruments prepared by an improved method of producing hydrophilic, gamma-irradiation or electron beam-irradiation induced polymerized and chemically grafted coatings...
5098438 Procedures for intraocular surgery  
A novel method for performing intraocular surgery is described in which a radial incision is first made in the sclera of the eye, a subsurface scleral pocket lateral and anterior to the radial...
5080111 Method of making self-sealing episcleral incision  
A substantially self-sealing episcleral incision having an approximate central point 1.5 to 3.0 millimeters posterior to the limbus. Portions of the incision extending from the approximate central...
5071421 Method for preventing damage to tissue during ultrasonic surgery  
A method is provided for preventing damage to tissue during microsurgery. The method involves the use of a heat sink in the form of a cylindrical shield which is inserted within an incision prior...
Matches 351 - 400 out of 557 < 1 2 3 4 5 6 7 8 9 10 11 12 >