CN212662078U

CN212662078U - Artificial endosome scissors for crystal eye

Info

Publication number: CN212662078U
Application number: CN202020283223.4U
Authority: CN
Inventors: 余井兵
Original assignee: Jiangsu Konska Medical Instrument Co ltd
Current assignee: Jiangsu Konska Medical Instrument Co ltd
Priority date: 2020-03-10
Filing date: 2020-03-10
Publication date: 2021-03-09
Anticipated expiration: 2030-03-10

Abstract

The utility model relates to the technical field of medical equipment, and an artificial crystalline lens intraocular body is cut is disclosed, including the rotary rod, the rotary rod is cross arrangement, the junction of two rotary rods is jointly rotated through the pivot and is connected, the left side of two rotary rods all is equipped with the blade, two blades can be dismantled the setting with two rotary rods respectively, the blind hole has all been seted up to the one end that corresponds the blade was kept away from to two rotary rods, the inside of two blind holes all is equipped with the connecting rod, the one end of two connecting rods all extends to the outside that corresponds the blind hole and all fixes and be equipped with the handle, the one end that the rotary rod was kept away from to two handles is all fixed and is equipped with the spring leaf, the mutual joint of one end of handle is kept away from to two spring leaves, two connecting rods are located to correspond. The utility model discloses not only can the length of adjustment handle, can change different blades moreover to can satisfy the user demand of operation.

Description

Artificial endosome scissors for crystal eye

Technical Field

The utility model relates to the technical field of medical equipment, especially, relate to an artificial crystalline lens intraocular body is cut.

Background

Clinically, cataract is an important cause of blindness in the elderly. At present, the main treatment means of cataract is operation, and the specific operation mode is to remove turbid cataract and implant a transparent artificial lens for replacement. The most widely used today is the folded intraocular lens, which can be deployed after insertion through a small incision. In some cases in clinical practice, the intraocular lens needs to be removed or replaced, but when the intraocular lens is removed, the intraocular lens cannot be folded again, so that the incision is required to be large, and surgical complications are easily caused. Therefore, the intraocular lens needs to be cut into two or more pieces by using surgical scissors, so that the intraocular lens can be conveniently taken out under the condition of a small incision, the operation time is shortened, the incidence rate of complications is reduced, and the operation effect is improved.

Among them, patent No. CN209770654U discloses an intraocular artificial crystal scissors for ophthalmic surgery. The blades (2) of the intraocular artificial lens scissors are slender structures, diamond films are plated on the surfaces of the blades, and the outer sides of the front ends of the blades (2) are designed into smooth spherical structures (1). The utility model avoids the injury of other tissues such as corneal endothelium, iris, posterior capsule and the like in the operation of intraocular surgery. The surface of the leaf-cutting part is coated with a diamond film, so that the service life is prolonged.

According to the scheme, the length of the handle is not easy to adjust, so that the use requirement of medical workers cannot be met, the blade and the handle are fixedly arranged, and different blades cannot be detached and replaced.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving and having the difficult regulation of handle length among the prior art to can't satisfy medical personnel's operation requirement, be fixed the setting moreover between blade and the handle, can not dismantle the problem of changing different blades, and the brilliant eye endosome of an artifical that provides is cut.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides an artificial crystalline lens internal body is cut, includes two rotary rods, two the rotary rod is cross arrangement, two the junction of rotary rod rotates the connection through the pivot jointly, two the left side of rotary rod all is equipped with the blade, two the blade respectively with two the setting can be dismantled to the rotary rod, two the correspondence is kept away from to the rotary rod the blind hole has all been seted up, two to the one end of blade the inside of blind hole all is equipped with the connecting rod, two the one end of connecting rod all extends to corresponding the outside of blind hole is equipped with the handle, two the one end that the rotary rod was kept away from to the handle is all fixed and is equipped with the spring leaf, two the mutual joint of one end of handle is kept away from to the spring leaf, two the connecting rod is located to correspond the inside cavity of all opening of one end of blind hole, two.

Preferably, two the terminal of blade is all fixed and is equipped with the threaded rod, two the rotary rod is kept away from and is corresponded the one end of connecting rod is all seted up threaded hole, two the threaded rod respectively with two the inside threaded connection of screw hole, two the blade all can be dismantled with the rotary rod through the cooperation of threaded rod and screw hole and be connected.

Preferably, the clamping mechanism comprises moving blocks, limiting slide bars, springs and clamping bars, the moving blocks are symmetrically positioned in the cavity from top to bottom, the two moving blocks are slidably connected with the side wall of the cavity, the limiting slide bars are symmetrically positioned in the cavity from left to right, the upper ends and the lower ends of the two limiting slide bars are respectively fixedly connected with the top and the bottom of the cavity, the upper surfaces of the two moving blocks are symmetrically provided with two limiting slide holes, the two moving blocks are respectively slidably connected with the rod walls of the two limiting slide bars through the limiting slide holes, the springs are positioned between the two moving blocks, the upper ends of the springs are fixedly connected with the lower sides of the moving blocks positioned above the springs, the lower ends of the springs are fixedly connected with the upper sides of the moving blocks positioned below the springs, and the clamping bars are respectively and fixedly arranged on the sides of the two moving blocks which are deviated, one side, far away from the corresponding moving block, of each of the two clamping rods penetrates through the connecting rod, a plurality of clamping holes are uniformly distributed in the side wall of the blind hole, and the clamping rods are clamped with the rod wall of the rotating rod through the clamping holes.

Preferably, one end of the clamping rod, which is positioned outside the rotating rod, is a convex arc-shaped end surface.

Preferably, the blade is made of a martensitic stainless steel material.

Preferably, the outer wall of the handle is provided with anti-slip lines.

Preferably, the tip of the blade is fixedly provided with a protective ball.

Preferably, the handle has a telescopic amount of 20 mm.

Compared with the prior art, the utility model provides a brilliant eye endosome of manual work is cut possesses following beneficial effect:

1. this artificial crystalline lens intraocular body scissors, through the connecting rod that sets up between rotary rod and handle, the movable block, spacing slide bar, a spring, kelly and card hole, when needs adjustment handle's length, medical personnel press two kellies simultaneously, make two kellies all remove to the inside of blind hole and make the movable block extrusion spring, thereby can make the connecting rod remove in the inside of blind hole, after the length adjustment of handle, receive extruded spring can apply external force and promote the card hole of different positions on kelly and the rotary rod for the movable block and cooperate, and then can make the handle satisfy different medical personnel's user demand.

2. This artificial crystalline lens intraocular body is cut, through setting up threaded rod and the screw hole between rotary rod and blade, when changing different blades, medical personnel's hand is twisted the blade, can make the threaded rod take out from the inside of the screw hole on the rotary rod to can change different blades, satisfy medical personnel's different demands.

The part that does not relate to in the device all is the same with prior art or can adopt prior art to realize, the utility model discloses not only can the length of adjustment handle, can change different blades moreover to can satisfy the user demand of operation.

Drawings

Fig. 1 is a schematic structural diagram of an artificial intraocular lens shear according to the present invention;

FIG. 2 is an enlarged view of a portion A of FIG. 1;

fig. 3 is an enlarged view of a portion B in fig. 1.

In the figure: the device comprises a rotating rod 1, blades 2, a connecting rod 3, a handle 4, a spring piece 5, a rotating shaft 6, a protective ball 7, a threaded rod 8, a moving block 9, a limiting sliding rod 10, a spring 11, a clamping rod 12 and a clamping hole 13.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Referring to fig. 1-3, an artificial intraocular lens scissors comprises two rotating rods 1, wherein the two rotating rods 1 are arranged in a crossed manner, the joint of the two rotating rods 1 is connected together by a rotating shaft 6 in a rotating manner, blades 2 are arranged on the left sides of the two rotating rods 1, the two blades 2 are respectively detachably arranged with the two rotating rods 1, blind holes are respectively arranged at the ends of the two rotating rods 1 far away from the corresponding blades 2, connecting rods 3 are respectively arranged inside the blind holes, one ends of the two connecting rods 3 extend to the outside of the corresponding blind holes and are respectively fixedly provided with a handle 4, anti-skidding lines are arranged on the outer wall of the handle 4, the expansion amount of the handle 4 is 20mm, spring pieces 5 are respectively fixedly arranged at the ends of the two handles 4 far away from the rotating rods 1, the ends of the two spring pieces 5 far away from the handle 4 are mutually clamped, the inside of two cavitys all is equipped with the chucking mechanism that is used for fixing connecting rod 3 and rotary rod 1.

The end of two blades 2 is all fixed and is equipped with threaded rod 8, two rotary rods 1 keep away from the one end that corresponds connecting rod 3 and all seted up threaded hole, two threaded rods 8 respectively with the internal thread connection of two screw holes, two blades 2 all can be dismantled with rotary rod 1 through the cooperation of threaded rod 8 and screw hole and be connected, blade 2 is twisted to the hand, can make threaded rod 8 take out from the inside of the screw hole on the rotary rod 1, thereby can change different blade 2, satisfy medical personnel's different demands.

The clamping mechanism comprises moving blocks 9, limit slide bars 10, springs 11 and clamping rods 12, wherein the moving blocks 9 are vertically and symmetrically positioned in the cavity, the two moving blocks 9 are both connected with the side wall of the cavity in a sliding manner, the limit slide bars 10 are horizontally and symmetrically positioned in the cavity, the upper ends and the lower ends of the two limit slide bars 10 are respectively and fixedly connected with the top and the bottom of the cavity, the upper surfaces of the two moving blocks 9 are respectively and symmetrically provided with two limit slide holes, the two moving blocks 9 are respectively and slidably connected with the rod walls of the two limit slide bars 10 through the limit slide holes, the springs 11 are positioned between the two moving blocks 9, the upper ends of the springs 11 are fixedly connected with the lower sides of the moving blocks 9 positioned above, the lower ends of the springs 11 are fixedly connected with the upper sides of the moving blocks 9 positioned below, the clamping rods 12 are respectively and fixedly arranged on the side away from the two moving blocks 9, one sides, a plurality of evenly distributed's card hole 13 has been seted up to the lateral wall of blind hole, card pole 12 is through the pole wall joint of card hole 13 with rotary rod 1, the card pole 12 is located the outside one end of rotary rod 1 and sets up for bellied arc terminal surface, press two card poles 12, make two card poles 12 all remove to the inside of blind hole and make movable block 9 extrusion spring 11, thereby can make connecting rod 3 remove in the inside of blind hole, after the length adjustment of handle 4, receive extruded spring 11 can apply external force for movable block 9 and promote card hole 13 of card pole 12 and rotary rod 1 different positions and cooperate, and then can make handle 4 satisfy different medical personnel's user demand.

The blade 2 is made of martensitic stainless steel materials, and the tip end of the blade 2 is fixedly provided with the protective ball body 7, so that the tip end of the blade 2 can be guaranteed to damage the tissues of eyeballs.

The utility model discloses in, during the use, when the length of needs adjustment handle 4, medical personnel's finger presses down two kellies 12 simultaneously, make two kellies 12 all remove to the inside of blind hole and make movable block 9 extrude spring 11, thereby can make connecting rod 3 remove in the inside of blind hole, after the length adjustment of handle 4, receive extruded spring 11 and can exert external force for movable block 9 and promote the card hole 13 of different positions on kellies 12 and the rotary rod 1 and cooperate, and then can make handle 4 satisfy different medical personnel's user demand, when changing different blade 2 of hand, medical personnel twist blade 2, can make threaded rod 8 take out from the inside of the screw hole on the rotary rod 1, thereby can change different blade 2, satisfy medical personnel's different demands.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides an artificial intraocular lens internal body is cut, includes two rotary rods (1), its characterized in that, two rotary rod (1) are the cross setting, two the junction of rotary rod (1) is jointly rotated through pivot (6) and is connected, two the left side of rotary rod (1) all is equipped with blade (2), two blade (2) respectively with two rotary rod (1) can dismantle the setting, two rotary rod (1) is kept away from the one end that corresponds blade (2) all has seted up the blind hole, two the inside of blind hole all is equipped with connecting rod (3), two the one end of connecting rod (3) all extends to corresponding the outside of blind hole and all is fixed and is equipped with handle (4), two the one end that rotary rod (1) was kept away from in handle (4) all is fixed and is equipped with spring leaf (5), two the mutual joint of one end that handle (4) was kept away from in spring leaf (5), two the connecting rod (3) are located and correspond the cavity is all opened to the inside one end of blind hole inside, two the inside of cavity all is equipped with and is used for the clamping mechanism fixed with connecting rod (3) and rotary rod (1).

2. The intraocular lens scissors of claim 1, wherein the ends of the two blades (2) are fixedly provided with threaded rods (8), the ends of the two rotating rods (1) far away from the connecting rods (3) are respectively provided with threaded holes, the two threaded rods (8) are respectively in threaded connection with the inner parts of the two threaded holes, and the two blades (2) are detachably connected with the rotating rods (1) through the matching of the threaded rods (8) and the threaded holes.

3. The intraocular lens shear according to claim 1, wherein the clamping mechanism comprises moving blocks (9), limiting slide bars (10), springs (11) and clamping bars (12), the moving blocks (9) are vertically and symmetrically located inside the cavity, both of the moving blocks (9) are slidably connected with the side walls of the cavity, the limiting slide bars (10) are horizontally and symmetrically located inside the cavity, the upper and lower ends of both of the limiting slide bars (10) are respectively and fixedly connected with the top and the bottom of the cavity, both of the upper surfaces of both of the moving blocks (9) are symmetrically provided with two limiting slide holes, both of the moving blocks (9) are respectively and slidably connected with the rod walls of both of the limiting slide bars (10) through the limiting slide holes, the springs (11) are located between the two moving blocks (9), the upper ends of the springs (11) are fixedly connected with the lower sides of the moving blocks (9) located above, the lower end of the spring (11) is fixedly connected with the upper side of the moving block (9) below, the clamping rods (12) are respectively and fixedly arranged on one side, away from the two moving blocks (9), of each clamping rod (12), one side, away from the corresponding moving block (9), of each clamping rod penetrates through the connecting rod (3), a plurality of clamping holes (13) are uniformly distributed in the side wall of the blind hole, and the clamping rods (12) are clamped with the rod wall of the rotating rod (1) through the clamping holes (13).

4. The intraocular lens scissors according to claim 3, wherein the end of the latch lever (12) located outside the rotating lever (1) is a convex arc-shaped end face.

5. An intraocular lens scissors according to claim 1, wherein the blade (2) is made of martensitic stainless steel material.

6. The intraocular lens scissors according to claim 1, wherein the outer wall of the handle (4) is provided with an anti-slip texture.

7. An intraocular lens scissors according to claim 1, characterised in that the tip of the blade (2) is fixedly provided with a protective sphere (7).

8. An intraocular lens shear according to claim 1, wherein the handle (4) is telescopic by an amount of 20 mm.