CN220558142U

CN220558142U - Intraocular lens positioning device for phakic eye

Info

Publication number: CN220558142U
Application number: CN202321751215.8U
Authority: CN
Inventors: 游昌涛; 李帅飞; 徐玲玲; 陈东栋
Original assignee: Zhengzhou Aier Eye Hospital Co ltd
Current assignee: Zhengzhou Aier Eye Hospital Co ltd
Priority date: 2023-07-05
Filing date: 2023-07-05
Publication date: 2024-03-08
Anticipated expiration: 2033-07-05

Abstract

The utility model discloses a crystalline lens intraocular lens positioning device which comprises a handle, wherein one end of the handle is provided with a supporting rod, one end of the supporting rod, which is far away from the handle, is provided with a positioning mechanism, the interiors of the handle, the supporting rod and the positioning mechanism are all arranged in a hollow structure, a perfusion device and a remover are arranged in the inner space of the handle, the perfusion device is connected with a perfusion port on the positioning mechanism through a perfusion pipe, and the remover is connected with a suction port on the positioning mechanism through a discharge pipe. The utility model is provided with a series of structures, the positioning mechanism consists of a first positioning rod, a second positioning rod, a connecting rod, a tangent plane and a positioning head, and is used for positioning the intraocular lens, the bottom of the tangent plane at the end part of the second positioning rod forms the positioning head, the positioning head is arranged in an arc-shaped structure, the positioning is soft, the discomfort is small, the utility model has the functions of positioning, pouring and removing, the positioning tool has stronger functionality, and the multifunctional integrated positioning tool can reduce the tool quantity.

Description

Intraocular lens positioning device for phakic eye

Technical Field

The utility model relates to the technical field of lens positioning, in particular to an intraocular lens positioning device for a phakic eye.

Background

Intraocular lenses, also known as intraocular lenses, are the precise optical components of the self-clouding lens that are surgically implanted into the eye to replace the removal, intraocular lens implantation being the most effective means of treating cataracts, and thousands of cataract patients have acquired good vision through such safe and effective surgical methods.

At present, in the artificial lens implantation process, a main incision is firstly made at the cornea edge, an artificial lens is placed through the incision, then an auxiliary incision is needed to be made for the entrance and exit of a surgical instrument, transparent viscoelastic is injected into the anterior chamber of the eye for protecting the internal structure and maintaining the surgical space, a circular incision which is continuously centered is made in front of the capsular bag, the turbid lens nucleus and the cortex are crushed and sucked out, and finally the folded artificial lens is placed into the capsular bag and is adjusted to the centered position, so that a plurality of single-function tools are needed in the artificial lens implantation, a doctor constantly changes the surgical operation tools, the difficulty and time of the surgery are increased, and the position-adjusting hook of the artificial lens is sharp, is easy to generate discomfort and causes injury.

Disclosure of Invention

The present utility model is directed to a phakic intraocular lens positioning device that solves the above-mentioned problems of the prior art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a have lens intraocular lens device of adjusting position, includes the handle, the one end of handle is equipped with the bracing piece, the one end that the handle was kept away from to the bracing piece is equipped with the mechanism of adjusting position, the inside of handle, bracing piece and mechanism of adjusting position all adopts hollow structure to set up, be equipped with perfusion apparatus and excluder in the inner space of handle, the perfusion apparatus is connected with the pouring opening on the mechanism of adjusting position through the pouring tube, the excluder is connected with the suction inlet on the mechanism of adjusting position through the discharge pipe.

Preferably, the positioning mechanism comprises a first positioning rod, a second positioning rod, a connecting rod, a tangent plane and a positioning head, wherein the first positioning rod is communicated with one end of the supporting rod, which is far away from the handle, the second positioning rod is arranged at one end of the first positioning rod, which is far away from the supporting rod, through the connecting rod, the tangent plane is arranged at one end of the second positioning rod, which is far away from the first positioning rod, and the tangent plane is obliquely arranged, and the positioning head is arranged at the bottom of the tangent plane.

Preferably, the suction port is arranged in the middle of the positioning head, and the pouring port is arranged on a tangential plane above the suction port.

Preferably, the first positioning rod is arranged in a V-shaped structure, one end of the first positioning rod, which is close to the supporting rod, is arranged in a large-diameter rod, one end of the first positioning rod, which is close to the connecting rod, is arranged in a small-diameter rod, the connecting rod is arranged in an arc-shaped rod structure, and the second positioning rod is arranged in a straight rod.

Preferably, the outer surface of the handle is provided with a frosting surface.

Preferably, the handle, the support rod, the first positioning rod, the second positioning rod and the connecting rod are integrally formed.

Preferably, the perfusion device and the remover are arranged in the same structure, each perfusion device and each remover consists of a cylinder body, a push rod and a piston, two cylinder bodies are arranged in the handle, and the pistons are arranged in the two cylinder bodies through the push rods.

Compared with the prior art, the utility model has the beneficial effects that:

1. this there is intraocular lens device of adjusting position of crystalline lens eye through handle, bracing piece and the positioning mechanism that sets up, and the positioning mechanism comprises first positioning rod, second positioning rod, connecting rod, tangent plane and position adjustment head for intraocular lens position adjustment uses, and the tangent plane bottom of second positioning rod tip forms the position adjustment head, and the position adjustment head is the setting of pitch arc structure, and the position adjustment is soft, uncomfortable is felt little.

2. The device for adjusting the position of the intraocular lens of the crystalline lens eye is matched with the pouring pipe and the pouring opening through the pouring device, and the discharging device is matched with the discharging pipe and the suction opening, so that the functions of adjusting the position, pouring and discharging are realized, the functions of the position adjusting tool are stronger, the multifunctional integrated position adjusting tool can reduce the tool quantity, and the suction opening is arranged on the position adjusting head and has the function of adsorbing and adjusting the position.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic view of the handle according to the present utility model;

FIG. 3 is a schematic diagram of a positioning mechanism according to the present utility model;

FIG. 4 is a schematic view of a section of the present utility model;

fig. 5 is a schematic view of the structure of the syringe according to the present utility model.

In the figure: 1. a handle; 2. a support rod; 3. a positioning mechanism; 31. a first positioning rod; 32. a second positioning rod; 33. a connecting rod; 34. cutting into sections; 35. an alignment head; 4. a syringe; 41. a perfusion tube; 42. a filling port; 5. an ejector; 51. a discharge pipe; 52. a suction port; 6. a cylinder; 7. a push rod; 8. and (3) a piston.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific direction, be configured and operated in the specific direction, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "provided," "connected," and the like are to be construed broadly, and may be fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

Examples

As shown in fig. 1 to 5, the intraocular lens positioning device for the lens in this embodiment comprises a handle 1, one end of the handle 1 is provided with a supporting rod 2, one end of the supporting rod 2 away from the handle 1 is provided with a positioning mechanism 3, the interiors of the handle 1, the supporting rod 2 and the positioning mechanism 3 are all arranged in a hollow structure, a perfusion device 4 and a remover 5 are arranged in the interior space of the handle 1, the perfusion device 4 is connected with a perfusion opening 42 on the positioning mechanism 3 through a perfusion tube 41, the remover 5 is connected with a suction opening 52 on the positioning mechanism 3 through a discharge tube 51, and the intraocular lens positioning device is used for positioning, and is soft in positioning and small in discomfort.

Specifically, the positioning mechanism 3 comprises a first positioning rod 31, a second positioning rod 32, a connecting rod 33, a tangent plane 34 and a positioning head 35, wherein the first positioning rod 31 is communicated with one end of the supporting rod 2, which is far away from the handle 1, the second positioning rod 32 is arranged at one end of the first positioning rod 31, which is far away from the supporting rod 2, through the connecting rod 33, the tangent plane 34 is arranged at one end of the second positioning rod 32, which is far away from the first positioning rod 31, the tangent plane 34 is obliquely arranged, the positioning head 35 is arranged at the bottom of the tangent plane 34, the positioning head 35 is in an arc-shaped structure, the positioning is soft, the discomfort is small, the tool has the functions of positioning, pouring and removing, the functionality of the positioning tool is stronger, and the tool quantity in the artificial crystal placement can be reduced.

Further, the suction port 52 is provided in the middle of the positioning head 35, the pouring port 42 is provided on the tangential surface 34 above the suction port 52, and the suction port 52 is provided on the positioning head 35, thereby having the function of adsorbing and positioning.

Further, the first positioning rod 31 is arranged in a V-shaped structure, one end of the first positioning rod 31, which is close to the supporting rod 2, is arranged in a large-diameter rod, one end of the first positioning rod 31, which is close to the connecting rod 33, is arranged in a small-diameter rod, the connecting rod 33 is arranged in an arc-shaped rod structure, the second positioning rod 32 is arranged in a straight rod, and the size of the positioning mechanism 3 is reduced.

Further, the outer surface of the handle 1 is provided with a frosting surface, so that the friction is large, and the handle is stable to hold.

Further, the handle 1, the support rod 2, the first positioning rod 31, the second positioning rod 32 and the connecting rod 33 are integrally formed, so that the manufacturing is convenient.

Further, the perfusion device 4 and the remover 5 are arranged in the same structure, the perfusion device 4 and the remover 5 are composed of a cylinder 6, a push rod 7 and a piston 8, two cylinders 6 are arranged in the handle 1, the pistons 8 are arranged in the two cylinders 6 through the push rod 7, and the perfusion operation, the removal operation and the like are convenient.

The application method of the embodiment is as follows: the handle 1 is held by hand, the perfusion liquid is filled in the perfusion device 4, the push rod 7 pushes the piston 8 to move in the cylinder 6, the perfusion device 4 is matched with the perfusion tube 41 and the perfusion opening 42, the perfusion liquid is perfused in eyes, the excluder 5 is matched with the discharge tube 51 and the suction opening 52, the ocular lens nucleus and the cortex can be sucked, when the intraocular lens is positioned, a main incision is firstly made on the cornea edge, the intraocular lens can be placed through the incision, then an auxiliary incision is needed to be made for the entrance and exit of an operation instrument, a perfusion function of the instrument is used, a transparent viscoelastic agent is injected into the anterior chamber of the eye, a circular incision which is continuously centered is made in front of the capsular bag, a discharge function of the instrument is used, the turbid lens nucleus and the cortex are crushed and sucked out, finally the folded intraocular lens is placed into the discharge tube 51 and the suction opening 52, the intraocular lens is adjusted to a centered position by the positioning mechanism 3, the positioning rod 31, the second positioning rod 32, the positioning rod 34 and the suction opening 35 are not needed, the positioning rod 35 is arranged at the end of the positioning mechanism is more flexible, the positioning rod 35 and the positioning mechanism is set at the end of the positioning rod 35, the positioning mechanism is more flexible, the positioning and the positioning rod 35 is arranged at the positioning mechanism is more flexible, the positioning and the positioning tool is set at the positioning position 35, and the positioning tool is more flexible, and the positioning tool is positioned at the positioning position 35 and the positioning tool is more adjustable.

Finally, it should be noted that: the foregoing description is only a preferred embodiment of the present utility model, and the present utility model is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present utility model has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims

1. Intraocular lens positioning device for phakic eyes, comprising a handle (1), characterized in that: one end of handle (1) is equipped with bracing piece (2), one end that handle (1) was kept away from to bracing piece (2) is equipped with positioning mechanism (3), the inside of handle (1), bracing piece (2) and positioning mechanism (3) all adopts hollow structure to set up, be equipped with in the inner space of handle (1) perfusion apparatus (4) and get rid of ware (5), perfusion apparatus (4) are connected with pouring opening (42) on positioning mechanism (3) through pouring into pipe (41), get rid of ware (5) and be connected with suction inlet (52) on positioning mechanism (3) through discharge pipe (51).

2. A phakic intraocular lens positioning device according to claim 1, wherein: the utility model discloses a handle, including handle (1) and handle (2), positioning mechanism (3), handle (2) are kept away from handle (1), positioning mechanism (3) are including first positioning rod (31), second positioning rod (32), connecting rod (33), tangent plane (34) and head (35) of positioning, the one end intercommunication that handle (2) were kept away from to bracing piece (2) is equipped with second positioning rod (32) through connecting rod (33) in one end that bracing piece (2) was kept away from to first positioning rod (31), one end that first positioning rod (31) was kept away from to second positioning rod (32) is equipped with tangent plane (34), tangent plane (34) are the slope setting, the bottom of tangent plane (34) is equipped with head (35) of positioning.

3. A phakic intraocular lens positioning device according to claim 2, wherein: the suction port (52) is arranged in the middle of the positioning head (35), and the pouring port (42) is arranged on the tangential surface (34) above the suction port (52).

4. A phakic intraocular lens positioning device according to claim 2, wherein: the utility model discloses a novel structure of a bicycle, including support rod (33), first positioning rod (31), second positioning rod (32), first positioning rod (31) is V type structure setting, the one end that first positioning rod (31) is close to bracing piece (2) is the major diameter pole setting, the one end that first positioning rod (31) is close to connecting rod (33) is the minor diameter pole setting, connecting rod (33) are arc pole structure setting, second positioning rod (32) adopts the straight-bar setting.

5. A phakic intraocular lens positioning device according to claim 1, wherein: the outer surface of the handle (1) is provided with a frosting surface.

6. A phakic intraocular lens positioning device according to claim 2, wherein: the handle (1), the support rod (2), the first positioning rod (31), the second positioning rod (32) and the connecting rod (33) are integrally formed.

7. A phakic intraocular lens positioning device according to claim 1, wherein: the perfusion device is characterized in that the perfusion device (4) and the remover (5) are arranged in the same structure, the perfusion device (4) and the remover (5) are composed of a cylinder body (6), a push rod (7) and a piston (8), two cylinder bodies (6) are arranged in the handle (1), and the pistons (8) are arranged in the two cylinder bodies (6) through the push rod (7).