23 results about "Intraocular lens insertion" patented technology

The invention relates to an injector (20) for inserting an intraocular lens (1) into an eye (10), comprising an injector axis (26), an injector body (30) which defines a folded chamber (21), an injector tip (22) with an opening (23), and a plunger (40) which is arranged in the injector in a longitudinally displaceable manner, the plunger is designed to move the plunger in an insertion direction (44) of the injector to deliver the intraocular lens out of the folding chamber into the injector tip and then out of the injector via the opening, the injector tip being chamfered in the region of the opening by the injector tip having an end face (27). The injector body has an end face which directly adjoins the opening and the normal and the injector axis enclose an end face angle which differs from 0 DEG, and wherein the injector tip is mounted so as to be pivotable about the injector axis and relative to the injector body and has an injector tip initial state and an injector tip end state, the injector tip can be brought from an injector tip initial state into an injector tip end state by pivoting about an injector tip angle in the injector circumferential direction (28) in relation to the injector axis, said angle being in the range of 90 DEG to 270 DEG.

The present invention relates to a packaging assembly (1) comprising a package (2) and an injector (3) configured to insert an intraocular lens (4) into a capsular bag of an eye wherein the injector comprises: an injector housing (9) having an injector opening (5), the intraocular lens can be moved out of the injector via the injector opening in an insertion direction (6) of the injector; a proximal end (15) arranged opposite the injector opening; and a piston (7) mounted longitudinally displaceably in an insertion direction in the injector housing and configured to move the intraocular lens in a direction towards the injector opening wherein the package has a transport state in which the intraocular lens is inserted into the injector housing and a use state and also a package distal portion (21) and a package proximal portion (22), the arrangement mode of the package near side part relative to the package far side part is different from that in the use state; wherein the package comprises a driver (20) attached to the package distal portion and coupled to the piston such that the piston can be moved in the direction of the injector opening by moving the injector housing relative to the package distal portion in a direction opposite the insertion direction; wherein, in the transport state, movement of the injector housing relative to the package distal portion in a direction opposite the insertion direction is limited by the package proximal member.

The purpose of the present disclosure is to provide an intraocular lens insertion tool making it possible to reduce the load applied to an intraocular lens when the intraocular lens is being pushed out. The intraocular lens insertion tool comprises: an implement body including a stowage part for stowing an intraocular lens in a space formed by a top section and a bottom section, and a nozzle part that is arranged further to a distal end side than the stowage part and communicates with the stowage part and has on the distal end size an insertion barrel that is inserted into an incision wound; and an extrusion member for causing the intraocular lens stowed in the stowage part to move to the distal end side. The extrusion member comprises a support section abutment surface (31f) that is oriented toward the distal end side and abuts against part of a support section, and an upper cutout having a bottom surface (310g) facing upward and formed on a proximal end side from the support section abutment surface. The upper cutout is formed at a location at which the bottom surface creates a gap between the nozzle part and bottom surface, the gap being greater than the thickness of a junction of the intraocular lens.

A method for manufacturing a packaging with an intraocular lens enclosed therein includesinsertion of the intraocular lens into a packaging comprising a first packaging material which is gas-tight in a first sub-section, and a second packaging material which is permeable to gases in a second sub-section,first sealing of the packaging so that the intraocular lens is enclosed in the interior space of the packaging, the interior space being partially delimited by the first sub-section and the second sub-section,sterilization of the interior space of the packaging by exposing the packaging to a gas, so that the gas can penetrate through the second sub-section into the interior space of the packaging,second sealing of the packaging by sealing off a volume of the gas-tight first sub-section of the packaging with the intraocular lens enclosed therein from the volume of the second sub-section.

An intraocular lens insertion instrument (1) for inserting an intraocular lens (4) having an optical portion (41) having an optical function and a support portion (42a, 42b) extending from the optical portion (41) into an eye, the intraocular lens insertion instrument (1) comprising: a protruding portion (20) that, when the intraocular lens (4) folded with an inner surface of the optical portion (41) on an inner side is released to an outside of a hollow body in which the intraocular lens (4) is disposed by advancing the intraocular lens (4) along an inner wall of the hollow body, is bent against a front support portion (42a) disposed in front as one of the support portions (42a, 42b), the protruding portion (20) having a holding portion that temporarily suppresses the progress of the bending of the front support portion (42a) by holding the front support portion (42a) when the intraocular lens (4) is folded.

A system, method, and apparatus for inserting an intraocular lens (IOL) into an eye are provided. The apparatus includes an IOL case comprising a nozzle, a compartment, and a plunger barrel. The nozzle is in fluid communication with the compartment, and the plunger barrel is in fluid communication with the compartment. A plunger is disposed within the plunger barrel. The plunger barrel is configured to be removably attached to a handpiece.

The invention relates to an injector (20) for inserting an intraocular lens (1) into an eye (10), having an injector axis (26), an injector body (41) delimiting a folded chamber (21) and having an injector tip (22) with an opening (23), and having a plunger (42), and a plunger arranged longitudinally displaceably in the injector body and configured to deliver the intraocular lens from the folding chamber (21) into the injector tip (22) and then out of the injector via the opening (23) by movement of the plunger in an insertion direction (40) of the injector, the injector tip is beveled in the region of the opening (23) by the injector tip having an end face (27) which directly adjoins the opening and the normal of which encloses an end face angle with the injector axis which differs from 0 DEG, the injector tip having at least one helical groove (27) on the inner wall thereof, the at least one helical groove is configured to pivot the intraocular lens relative to the injector axis in an injector circumferential direction (44) when the intraocular lens passes through the injector tip.

Systems, methods, and devices for inserting an intraocular lens (IOL) into an eye can be provided. An apparatus includes a plunger and a plunger tip. The plunger tip includes a recess positioned at a distal end of the plunger tip. The plunger tip further includes a pocket in fluid communication with the recess.

The invention relates to a packaging assembly (1) comprising a packaging piece (2) and an injector (3) configured to insert an intraocular lens (4) into a capsular bag of an eye, wherein the injector comprises an injector housing (9) having an injector opening (5) via which the intraocular lens can be moved out of the injector in an insertion direction (6) of the injector, a proximal end (15) arranged opposite the injector opening, and a piston (7) which is mounted longitudinally movably in the injector housing in the insertion direction and which is configured to move the intraocular lens in a direction towards the injector opening, wherein the packaging piece has a transport state and a use state and also a packaging piece distal portion (21) and a packaging piece proximal portion (22), in the transport state the arrangement of which relative to the packaging piece distal portion is different from the use state, wherein the packaging piece comprises a drive (20) which is attached to the packaging piece distal portion and which is coupled to the piston such that by moving the injector housing relative to the packaging piece distal portion in a direction opposite the insertion direction, the piston can be moved in the direction of the injector opening, wherein in the transport state, the movement of the injector housing relative to the packaging piece distal portion in a direction opposite the insertion direction is limited by the packaging piece proximal portion.

An object of the technology of the present disclosure is to provide a technology that enables an intraocular lens to be easily fixed inside or outside a lens capsule.SOLUTION: The intraocular lens 1 includes an optical part 2 and a plurality of support parts 3 that are joined to the optical part 2 so as to extend from the outer periphery of the optical part 2 and support the optical part 2 in the eye. The support part 3 has a linear part 3A extending linearly from the outer periphery of the optical part 2, a bent part 3A bent from the distal end side of the linear part 3B, and a curved part 3B extending from the bent part 3C to the distal end side and having a plurality of curvature radii.SELECTED DRAWING: Figure 1

An intraocular lens inserter (1) is provided with: an inserter body (2) capable of internally enclosing an intraocular lens and having a hollow cylindrical portion; a movement mechanism unit (20, 30) that moves the intraocular lens in the hollow cylindrical unit; a rotary knob part (50) rotatably attached to the inserter body (2); and a cap member (3) attached to the inserter body (2), the moving mechanism parts (20, 30) being configured so as to move the intraocular lens in conjunction with the rotation of the rotary knob part (50).

1. The name of the design product: intraocular lens insertion head. 2. The use of the design product: used in ophthalmic surgery to implant intraocular lens into the eye. 3. The design points of the design product: in shape. 4. The picture or photo that best shows the design points: perspective view.

The purpose of the technology disclosed herein is to provide an intraocular lens insertion instrument with which it is possible to easily confirm the folded state of an intraocular lens. This intraocular lens insertion instrument is for inserting an intraocular lens from an incision formed in an eye, and comprises: an instrument body including a storage part for storing the intraocular lens, and an insertion cylinder part which is disposed closer to the tip side than the storage part so as to communicate with the storage part, and which is inserted into the incision; and an extrusion member for moving the intraocular lens placed in the storage part to the tip side. The instrument body has a standby state visual mark serving as a guide for a normal position of the extrusion member when the intraocular lens is caused to stand by at a lens standby position between the storage part and the insertion cylinder part.

To properly insert a plate type intraocular lens made of a flexible material into an eye without damaging the intraocular lens.SOLUTION: An insertion instrument (1) includes: a plunger (5) including a lens abutment member (54) made of a flexible material and abutting on an intraocular lens (7). The lens abutment member (54) includes a protrusion (54a) for regulating the intraocular lens (7) from stretching and deforming in an opposite direction to an extrusion direction of the plunger (5).SELECTED DRAWING: Figure 4

To provide a technique to achieve excellent convenience of an intraocular lens insertion instrument with a simplified configuration.SOLUTION: An intraocular lens insertion instrument 1 includes: an insertion instrument body 2 having a hollow cylindrical portion capable of containing an intraocular lens; moving mechanism portions 20,30 that move the intraocular lens in the hollow cylindrical portion; a rotary knob portion 50 rotatably mounted on the insertion instrument body 2; and a cap member 3 mounted on the insertion instrument body 2. The moving mechanism portions 20,30 move the intraocular lens in conjunction with the rotation of the rotary knob portion 50.SELECTED DRAWING: Figure 1

A system, method, and apparatus for inserting an intraocular lens (IOL) into an eye are provided. The apparatus includes an IOL case comprising a nozzle, a compartment, a plunger, and a plunger barrel. The nozzle is in fluid communication with the compartment, and the plunger barrel is in fluid communication with the compartment. The plunger is disposed within the plunger barrel. The plunger barrel includes a flexible member extending from an outer surface of the plunger barrel. The IOL case is configured to be removably attached to a handpiece.

An intraocular lens insertion instrument 1 includes: an insertion instrument body 2 having a hollow cylindrical part capable of including an intraocular lens; movement mechanism parts 20, 30 for moving the intraocular lens in the hollow cylindrical part; and a cap member 3 attached to the insertion instrument body 2. The cap member 3 can be attached to and detached from the insertion instrument body 2, can rotate in a direction around the cylinder axis of the hollow cylindrical part in a state of being attached to the insertion instrument body 2, and is configured so that the movement mechanism parts 20, 30 move the intraocular lens in conjunction with rotation of the cap member 3.

An insertion system to insert an intraocular lens in a patient's eye is provided. The system includes an introducer device having a tapering front sheath. The front sheath includes a receptacle at a proximal portion thereof that is sized and configured to receive the intraocular lens and inner peripheral guide rails at an intermediate portion thereof. The inner guide rails have an arcuate configuration and include a first member separated by an inner lumen from a second opposing member. The first and second member extend further into the inner lumen at the proximal end compared to the terminal distal end of the inner peripheral rails. The front sheath of the introducer device further includes a distal tip in fluid communication with the distal end of the inner peripheral guide rails.

An insertion system to insert an intraocular lens in a patient's eye is provided. The system includes an introducer device having a tapering front sheath. The front sheath includes a receptacle at a proximal portion thereof that is sized and configured to receive the intraocular lens and inner peripheral guide rails at an intermediate portion thereof. The inner guide rails have an arcuate configuration and include a first member separated by an inner lumen from a second opposing member. The first and second member extend further into the inner lumen at the proximal end compared to the terminal distal end of the inner peripheral rails. The front sheath of the introducer device further includes a distal tip in fluid communication with the distal end of the inner peripheral guide rails.

One aspect of the present invention aims to provide a connecting support that has a standardized inner surface that can be connected to an intraocular lens and can stably place an intraocular lens inside a capsule regardless of the type of intraocular lens. [Solution] A connecting support according to one aspect of the present invention is an annular structure provided inside a capsular bag along the equator for inserting an intraocular lens into the inside of the capsular bag, and in a cross section of the structure cut in the visual axis direction, the inner and outer walls of the structure have a convex shape facing the capsular bag, and the wall includes a front section located forward in the visual axis direction, a rear section extended from the front section and located behind the equator, and a fixing means for fixing the end of a haptic portion (support portion) to the inner surface of the wall.

Provided is an intraocular lens inserter (1) comprising an inserter body (2) having a hollow cylindrical part into which an intraocular lens can be incorporated, a movement mechanism part (20, 30) for moving the intraocular lens within the hollow cylindrical part, a rotation knob part (50) rotatably attached to the inserter body (2), and a cap member (3) attached to the inserter body (2), wherein the movement mechanism part (20, 30) moves the intraocular lens in conjunction with rotation of the rotation knob part (50).

A packaging assembly includes packaging and an injector for introducing an intraocular lens into the capsular sac of an eye. The injector includes: a housing having an opening for ejecting the lens in an insertion direction, a proximal end opposite the opening, and a plunger longitudinally movable in the insertion direction and configured to move the lens towards the opening. The packaging includes a distal part and a proximal part which, in a transport state, is arranged relative to the distal part different than in a use state. A driver is attached to the distal part and to the plunger so that by moving the housing counter to the insertion direction relative to the distal part, the plunger can be moved towards the opening. In the transport state, the movement of the housing counter to the insertion direction relative to the distal part is limited by the proximal part.