Matches 451 - 500 out of 557 < 1 2 3 4 5 6 7 8 9 10 11 12 >
Match Document Document Title
4766897 Capsulectomy surgical instrument  
An ophthalmic surgical instrument (10) is provided for incising the anterior lens capsule of the crystalline lens of an eye. The surgical instrument (10) includes a handle (12) adapted for support...
4763650 Instrument for inserting a deformable lens into the eye  
An instrument for inserting a deformable intraocular lens into the eye, and which is constructed so that the deformable lens is grasped in its undeformed state by two jaws which are forced together...
4764170 Apparatus for plugging an intraocular lens hole  
A hole plug for an intraocular lens for insertion into a positioning hole in a posterior chamber lens for reduction of glare, flare, reflection, radial lines or circular disks. The lens plug is...
4759359 Lens implantation instrument  
A lens implantation instrument includes first and second prongs connected together in a forceps-like configuration that is adapted to be grasped in the hand of a user for purposes of holding an...
4753234 Surgical cutting instrument having a offset probe for ophthalmic surgery  
A surgical cutting instrument, particularly useful for ophthalmic surgery, includes a cylindrical body, a piston disposed for reciprocating movement in a chamber in the body and a probe having an...
4750498 Method and tool for inserting an intraocular lens  
A method and channeled tool adapted for guiding an intraocular lens into position through an incision in an eye. Indicia means are provided in the tool in the form of two through-holes positioned...
4749585 Antibiotic bonded prosthesis and process for producing same  
There is disclosed an improved prosthesis coated, respectively, with an ionic surfactant, an antibiotic and/or antithrombiotic agent and treated with an immobilizing ionic exchange compound, to...
4747404 Foldable intraocular lens inserter  
A surgical tool for folding and inserting a folded lens into the anterior chamber of an eye through a small incision in the limbus of the eye includes an elongated tube which is longitudinally...
4732150 Process for cataract extraction  
A process and device for inserting a wire loop around the lens nucleus and then constricting the loop. The constricting loop divides the nucleus in half (or thirds, fourths, etc.), thus allowing it...
4731079 Intraocular lenses  
There is provided a novel intraocular lens and mode of insertion therefore. The lens is of conventional shape and dimensions but is made of polymeric material having a softening point in the range...
4726367 Surgical instrument for implanting an intraocular lens  
A surgical instrument includes a handle section and a body section operably connected thereto. The body section preferably has a first member and a second member which is slidable in relation to...
4715373 Devices for implantation of deformable intraocular lens structures  
The invention provides unique devices for implantation of deformable intraocular lens structures for surgical placement in the eye. In one embodied form, the inventive device comprises a generally...
4715858 Epicorneal lens  
A synthetic epicorneal lens for use in the treatment of refractive errors. The lens is of a plastic that is compatible with the cornea, may be gas permeable or metabolite permeable, and may be...
4708138 Rotating surgical cutting knife  
A method is provided for performing an anterior capsulotomy as part of a cataract extraction. The instrument used comprises a cutting blade attached to a handle in such a way as to allow said blade...
4706666 Positioning implement for intraocular lens  
A positioning implement for an intraocular lens comprises an elongated plate-like handle having an upper surface on which a movable pusher having a tapered forward end is mounted for axial...
4706669 Device for perforating the lens capsule front wall in the eye of living beings  
Device for perforating the lens capsule front wall in the eye of living beings for removing a part of the capsule wall and producing an opening through which the lens capsule contents can be...
4702244 Surgical device for implantation of a deformable intraocular lens  
The invention provides an improved intraocular lens structure comprising a deformable optical zone portion with prescribed memory characteristics and methods and devices for implantation of such...
4699140 Instrument for inserting an intraocular lens  
A surgical instrument to facilitate the insertion and allow better control of the superior haptic of an intraocular lens into the capsular bag of the eye. The instrument includes a hollow cannula...
4693245 Nucleus splitter  
A device for fragmentation of the nucleus of an eye lens, in vivo, including a working tip adapted to be passed through a limbal incision in the eye and beneath the nucleus of the lens, in vivo,...
4662881 Epikeratophakia process  
A process for practicing refractive surgery on a patient's eye by grafting a donor cornea shaped into a lenticle to the front of the patient's cornea. The periphery of the donor cornea is chamfered...
4657011 Method of using an intraocular lens insertion guide  
An insertion guide for aiding the insertion of the superior haptic of an intraocular lens into the capsular bag of the eye during intraocular surgery. The guide is made of a thin, flexible material...
4643185 Intraocular lens insertion guide  
An insertion guide for aiding the insertion of the superior haptic of an intraocular lens into the capsular bag of the eye during intraocular surgery. The guide is made of a thin, flexible material...
4634423 Ophthalmological method and instrument for implantation of posterior chamber intraocular lens  
An ophthalmological instrument for facilitating controlled insertion of an intraocular lens having resilient, open-loops into the posterior chamber of an eye includes a holder dimensioned for being...
4619256 Intraocular lens inserting assembly  
An assembly for inserting an intraocular lens into an eye having an elongated first member with two side walls for closing the haptics of lens around the lens and a second member between said...
4619657 Flexible intraocular lens holder  
Flexible holders are disclosed which allow one or more synthetic lenses to be securely positioned within the intraocular chambers of the eye, and which can be inserted into the eye through corneal...
4619259 Ophthalmic surgery tool  
An ophthalmic surgery tool which takes the form of an apparatus which is to simultaneously produce a plurality of cuts within the cornea of an eye in order to improve vision. The surgery tool...
4615703 Intraocular lens delivery system  
A system for collapsing the lens loops of an intraocular lens in preparation for insertion of the lens into a human eye and forming and maintaining the lens loops in a collapsed position during the...
4607617 Apparatus and method for improving eyesight  
The invention relates to an implant made of a polysulfone plastics material and designed to be implanted between the layers of the cornea to correct eyesight defects. The implant can as act as a...
4597388 Apparatus for removing cataracts  
A method and apparatus are provided for removing an eye lens having a cataract therein. An electric spark is discharged in a hydraulic medium to cause an electro-hydraulic shock which is focused on...
4579116 Ocular muscle hook  
An ocular muscle hook used in ocular surgery having a muscle holding tip and a handle, a shank extending forwardly of the handle, a leg extending from the forward end of the shank, a tip connected...
4573998 Methods for implantation of deformable intraocular lenses  
The invention provides an improved intraocular lens structure comprising a deformable optical zone portion with prescribed memory characteristics and methods and devices for implantation of such...
4570632 Cystotome for eye surgery and method of opening lens capsule  
A cystotome for producing a continuous series of perforations in the anterior lens capsule of a human eye preparatory to cortex removal in extracapsular cataract extraction has a rectilinearly...
4565198 Method for altering the curvature of the cornea  
A method for altering the radius of curvature of the cornea which includes the steps of making incisions into the cornea and affixing a rigid gas permeable contact lens, having predetermined radius...
4563779 Corneal implant and method of making the same  
A corneal implant and method of making the same utilizes a corneal plug removed from an eye, frozen solid, and centrally bored to, but not through, its Bowman's or its Descemet's membrane. An...
4549529 Myopia alleviation prosthesis  
A prosthesis having an elongated strip of flexible material bearing intermediate its length a pressure pad, the strip ranging in length from about 50 to about 75 mm. The strip is passed behind the...
4538611 Surgical instrument and method of cutting a lens of an eye  
A surgical instrument for cutting a lens of a human eye inside the eye for removal through a small incision in the cornea. The instrument has a flange at its front end and a snare loop extending...
4534069 Intraocular lens and method of positioning the same in an eye  
An intraocular lens and method of positioning the same in an eye in which the lens includes a layer of material which is soluble in the eye for maintaining the position-fixation members of the lens...
4530117 Surgical instrument for and method of inserting a posterior chamber lens in an eye  
A surgical instrument having a shank and a hook at one end of such shank with a transversely extending tip for seating the lens in the posterior chamber of the eye with the neck of the hook having...
4452235 Method for corneal curvature adjustment  
A system for adjusting the curvature of the cornea of the eye involves inserting a plastic split end adjusting ring into the stroma of the cornea by first making a first incision in the cornea...
4429421 Method of implanting an intraocular lens  
Method of implanting an intraocular lens comprising the step of transilluminating the lens as it is introduced into the eye. In the preferred form two sources of light are used, complementary in...
4412532 Eyelash retractor  
The eyelash retractor covers and shields the eyelashes and adjacent portions of the eyelid during examination of and/or surgery on the eyeball of a patient and comprises a body member of thin film...
4406285 Manual radial and chordal keratotometry apparatus  
A cornea is altered in shape by providing a template body to guide a surgical blade, the body being formed in a semi-spherical hollow with the outer wall concentric with the inner surface of the...
4387706 Iris retractor  
An iris retractor for use during eye surgery. The retractor comprises a substantially circular, resilient ring, the ring having an arcuate flange extending downwardly and outwardly therefrom, a...
4368734 Surgical instrument  
A surgical instrument for removing objects from the body of a human or animal in vitro in which a hook type implement is utilized to grasp a portion of the object to be removed and to bring it into...
4349027 Needle guide for implanting intra-ocular lens  
A needle guide for intra-ocular surgery designed for insertion through the corneal rim incision to span the anterior chamber of the patient's eye, and being thereby positioned to conduct surgical...
4342951 Servoelectric micromanipulator for movement on spherical coordinates  
The invention contemplates a micromanipulator as for the manipulation of a vitrectomy instrument, wherein a single remotely operable control means is effective through three independent...
T102001 Device for extraction of cataracts using miniaturized progressing cavity pump  
A surgical tissue macerating and removal instrument or tool having a rotating, longitudinally progressing rotor member in a miniaturized Moyno pump cavity, disposed within a hypodermic tube, which...
4326306 Intraocular lens and manipulating tool therefor  
The invention contemplates improved techniques for making lens implants for use in ophthalmological surgery, the lens being a replacement for a cataract-clouded natural lens. The lens of the...
4320761 Surgical device for excision of tissue  
A surgical device for excision of tissue, the device being particularly suitable for removal of cataracts from the eye, includes a rotating stylus, a source of fluid for washing away excised tissue...
4299227 Ophthalmological appliance  
A method of correcting retinal detachments through a small conjunctival incision wherein an expandable member is inserted into Tenon's space, the member is expanded, to form an indentation in the...
Matches 451 - 500 out of 557 < 1 2 3 4 5 6 7 8 9 10 11 12 >