CN219148059U - Eyeball fixation forceps in artificial lens implantation - Google Patents
Eyeball fixation forceps in artificial lens implantation Download PDFInfo
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- CN219148059U CN219148059U CN202223330682.1U CN202223330682U CN219148059U CN 219148059 U CN219148059 U CN 219148059U CN 202223330682 U CN202223330682 U CN 202223330682U CN 219148059 U CN219148059 U CN 219148059U
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- forceps
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- intraocular lens
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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Abstract
The utility model relates to the technical field of ophthalmic instruments and discloses eyeball fixing forceps in an intraocular lens implantation operation, which comprise an operation forceps main body, wherein the operation forceps main body is formed by hinging an operation forceps left handle and an operation forceps right handle, the holding end of the operation forceps left handle is fixedly connected with a universal ball head, the surface of the universal ball head is sleeved with a ball shell, the outer surface of the ball shell is fixedly connected with a connecting rod, the rear end of the connecting rod is fixedly connected with a bending rod, and the bottommost end of the bending rod is fixedly connected with a C-shaped fixing block. Through setting up the pole of buckling to twine the wire on the pole surface of buckling, can play fixed effect to the pole of buckling, make the pole of buckling can be in for a long time under the state of buckling and be out of shape, can rotate the angle and the position of adjustment surgical forceps main part through setting up universal bulb and spherical shell, improve the convenience of equipment, the operation of being convenient for, whole in-process, doctor holds the fixed eyeball of surgical forceps by traditional one hand, one hand operation changes into both hands and performs the operation, the operation of being more convenient for goes on.
Description
Technical Field
The utility model relates to the technical field of ophthalmic instruments, in particular to eyeball fixation forceps in an artificial crystal implantation operation.
Background
Myopia is classified into mild (< -3.00D), moderate (-3.00D to-6.00D), and high (> -6.00D) according to the degree gradient, and the treatment methods commonly used at present are intraocular lens implantation and keratoplasty. The high myopia usually adopts an intraocular lens implantation, and the intraocular lens implantation is used as an intraocular lens refraction correction method, which not only can correct the naked eye of a patient, but also can maintain the self-adjusting capacity of the eye of the patient on the premise of not changing the thickness and the shape of the cornea. The intraocular lens can reduce the induced high-order aberration after implantation, improves the contrast sensitivity, and has the advantages that the intraocular position is close to the eyeball node, the magnification is close to 1, and the imaging size of an external object on the retina is almost the same as that of an emmetropic eye, so that a patient after the intraocular lens implantation can have better visual quality to a certain extent compared with a patient after cornea refractive operation.
Traditional standard intraocular lens implantation needs to push the lens between iris and lens at the lens injector, and needs to fix the eyeball before pushing, as shown in fig. 1, the common mode of operating doctor is to clamp and fix the cornea on the eyeball surface through the forceps, the other hand uses the scalpel to open the 3mm minimally invasive incision, then pushes the lens between iris and lens through the minimally invasive incision through the head loaded with the lens injector, but the current mode is that the doctor uses the forceps to fix the eyeball with one hand, and the operation is performed with one hand, which is not convenient enough. Accordingly, a person skilled in the art provides an intraocular lens fixation forceps for use in intraocular lens implantation to solve the above-mentioned problems.
Disclosure of Invention
The utility model aims to provide eyeball fixation forceps in intraocular lens implantation to solve the problems in the background art.
In order to achieve the above purpose, the present utility model provides the following technical solutions:
the utility model provides an eyeball is fixed tweezers in intraocular lens implantation art, includes the forceps main part, the forceps main part includes forceps left side handle and forceps right side handle, forceps left side handle with the rear side of forceps right side handle has the stiff end jointly rigid coupling, the rear end rigid coupling of stiff end has universal bulb, the surface cover of universal bulb has the spherical shell, the surface rigid coupling of spherical shell has the connecting rod, the rear end rigid coupling of connecting rod has the kink pole, the extreme lower extreme rigid coupling of kink pole has C shape fixed block.
As still further aspects of the utility model: the outer surface of the bending rod is wound with a metal wire, and the exposed outer surface of the bending rod and the outer side surface of the metal wire are coated with silver plating layers.
As still further aspects of the utility model: the bottom wall of the C-shaped fixed block is connected with a fixed screw rod through threads, the upper end of the fixed screw rod is fixedly connected with a fixed pressing plate, and the lower end of the fixed screw rod is fixedly connected with a knob.
As still further aspects of the utility model: the surface of forceps left side handle runs through and has seted up the side opening, forceps right side handle orientation forceps left side handle's side rigid coupling has the elasticity bar, the elasticity bar runs through the side opening, just the elasticity bar deviates from the surface of stiff end is provided with the tooth, the tooth of elasticity bar with the side wall looks away from the stiff end direction is joint each other.
As still further aspects of the utility model: the direction of the elastic bar teeth is unidirectional teeth, the moving direction of the elastic bar only faces the left handle of the forceps, and the width of the side hole is larger than that of the elastic bar.
As still further aspects of the utility model: the inner surfaces of the forceps taking ends of the left forceps handle and the right forceps handle are respectively provided with a clamping surface.
As still further aspects of the utility model: the surface cladding of universal bulb has the cushion, the lateral surface of cushion with the medial surface extrusion connection of spherical shell.
Compared with the prior art, the utility model has the beneficial effects that:
through setting up the buckling rod to twine the wire on buckling rod surface, can play fixed effect to buckling rod, make buckling rod can be in under the bending state for a long time and be out of shape, and can play antibacterial effect through coating silver coating at buckling rod and wire surface, can rotate the angle and the position of adjustment operation tweezers main part through setting up universal bulb and spherical shell, can make the inseparabler of connection between universal bulb and the spherical shell through the cushion, avoid sliding each other between universal bulb and the spherical shell and make the operation tweezers main part take place the skew, and through the cooperation use of C shape fixed block and dead screw, can be with the whole position that can the centre gripping of equipment in the operation, be convenient for operation, set up side hole and elasticity bar, can be with operation tweezers left handle and operation tweezers right-hand handle mutual fixation, thereby make the operation in-process grip face can be closed all the time, avoid the grip face separation and lead to the cornea can't be held and the operation is gone on, whole in-process, operation doctor is held operation by traditional one and is held operation eyeball and is fixed, operation can be held operation well also.
Drawings
FIG. 1 is a schematic view showing an eyeball in a fixed state during an intraocular lens implantation process;
FIG. 2 is a schematic view showing the structure of an eye fixation forceps in an intraocular lens implantation;
FIG. 3 is an enlarged schematic view of the structure of FIG. 2A;
fig. 4 is a schematic view of the structure of the inner part of the ball shell and the universal ball head in the artificial lens implantation.
In the figure: 1. a forceps body; 11. left handle of forceps; 12. a right handle of the forceps; 13. a clamping surface; 14. a fixed end; 15. a side hole; 16. an elastic bar; 2. a connecting rod; 3. bending the rod; 31. a wire; 32. silver plating; 4. a C-shaped fixed block; 5. a fixed screw; 6. a knob; 7. a fixed pressing plate; 8. a spherical shell; 9. universal ball head; 91. rubber cushion.
Detailed Description
Referring to fig. 2 to 4, in an embodiment of the present utility model, an intraocular lens implantation eyeball fixation forceps includes a forceps main body 1, the forceps main body 1 includes a forceps left handle 11 and a forceps right handle 12, a fixed end 14 is fixedly connected to the rear sides of the forceps left handle 11 and the forceps right handle 12, a universal ball 9 is fixedly connected to the rear end of the fixed end 14, a spherical shell 8 is sleeved on the surface of the universal ball 9, a connecting rod 2 is fixedly connected to the outer surface of the spherical shell 8, a bending rod 3 is fixedly connected to the rear end of the connecting rod 2, and a C-shaped fixing block 4 is fixedly connected to the bottommost end of the bending rod 3.
Preferably, the outer surface of the bending rod 3 is wound with the metal wire 31, and the exposed outer surface of the bending rod 3 and the outer side surface of the metal wire 31 are both coated with the silver plating layer 32, after the bending rod 3 is bent, the bending rod 3 can be kept in a bending state without continuous deformation through the arranged metal wire 31, and the antibacterial effect can be achieved by arranging the silver plating layer 32.
Preferably, the bottom wall of the C-shaped fixed block 4 is connected with a fixed screw 5 through threads, the upper end of the fixed screw 5 is fixedly connected with a fixed pressing plate 7, and the lower end of the fixed screw 5 is fixedly connected with a knob 6 for fixing the tail end of the equipment.
Preferably, the surface of the left forceps handle 11 is penetrated and provided with the side hole 15, the right forceps handle 12 is fixedly connected with the elastic bar 16 towards the side surface of the left forceps handle 11, the elastic bar 16 penetrates through the side hole 15, the surface of the elastic bar 16, which is away from the fixed end 14, is provided with teeth, the teeth of the elastic bar 16 and the side wall of the side hole 15, which is far away from the fixed end 14, are mutually clamped, the direction of the teeth of the elastic bar 16 is unidirectional teeth, the moving direction of the elastic bar 16 only faces the left forceps handle 11, the width of the side hole 15 is larger than the width of the elastic bar 16, when the left forceps handle 11 and the right forceps handle 12 are pinched, after the forceps taking ends of the forceps are mutually close, the elastic bar 16 is clamped to the side wall of the side hole 15, and the front edge of the side hole 15 are clamped, so that the left forceps handle 11 and the right forceps handle 12 are mutually close to be unable to open under the elasticity of the eye, and the influence on the follow-up operation due to the separation of forceps and the separation during the fixation of the eyeball can be avoided.
Preferably, the inner surfaces of the forceps fetching ends of the left forceps handle 11 and the right forceps handle 12 are respectively provided with a clamping surface 13, and the clamping surfaces 13 and the cornea are directly contacted, so that the damage caused by mutual contact friction between the clamping surfaces 13 and the cornea is reduced.
Preferably, the surface cladding of universal bulb 9 has cushion 91, and the lateral surface of cushion 91 and the medial surface extrusion connection of spherical shell 8 can make the inseparabler of connection between universal bulb 9 and the spherical shell 8 through cushion 91, avoid sliding each other between universal bulb 9 and the spherical shell 8 and make surgical forceps main part 1 take place the skew.
The working principle of the utility model is as follows: when the intraocular lens is implanted, the eyeball is fixed firstly to implant the subsequent intraocular lens, the C-shaped fixing block 4 is clamped into the edge of the operating table, the fixing pressing plate 7 is abutted against the lower surface of the operating table by rotating the knob 6, so that the C-shaped fixing block 4 is fixed, then the bending rod 3 is bent by hands, the shape of the bending rod 3 is changed, the bending rod 3 is kept in the state of the shape after being changed under the action of the wire 31, then the direction of the forceps main body 1 is adjusted by rotating the universal ball head 9, the connection between the universal ball head 9 and the ball shell 8 is tighter by the rubber pad 91, the forceps main body 1 is prevented from being deviated due to mutual sliding between the universal ball head 9 and the ball shell 8, then the forceps left handle 11 and the forceps right handle 12 are held and mutually pinched in the process, the elastic bar 16 slides in the side hole 15 until the clamping surfaces 13 are close to each other to clamp and fix the cornea, and as the teeth of the elastic bar 16 are clamped with the side wall of the side hole 15, the left handle 11 of the forceps and the right handle 12 of the forceps are not separated under the self elasticity, thereby completing the fixation of the eyeball, facilitating the subsequent minimally invasive surgery and intraocular lens implantation surgery, in the whole process, the surgeon can hold the forceps by one hand in the prior art, the surgery is changed into the two hands for surgery, the two hands surgery can perform surgery better, the convenience of surgery is improved, and when the surgery is finished, the outermost end of the elastic bar 16 is only required to be bent towards the direction of the fixed end 14, the teeth of the elastic bar 16 and the side wall of the side hole 15 are separated, the left handle 11 and the right handle 12 of the forceps are separated from each other under the self elasticity, and the fixed forceps can be taken down.
The foregoing description is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical solution of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.
Claims (7)
1. The utility model provides an eyeball is fixed tweezers in intraocular lens implantation, includes surgical forceps main part (1), surgical forceps main part (1) are including surgical forceps left side handle (11) and surgical forceps right side handle (12), surgical forceps left side handle (11) with the rear side joint of surgical forceps right side handle (12) has stiff end (14), its characterized in that: the novel ball joint is characterized in that the rear end of the fixed end (14) is fixedly connected with a universal ball head (9), a spherical shell (8) is sleeved on the surface of the universal ball head (9), a connecting rod (2) is fixedly connected to the outer surface of the spherical shell (8), a bending rod (3) is fixedly connected to the rear end of the connecting rod (2), and a C-shaped fixing block (4) is fixedly connected to the bottommost end of the bending rod (3).
2. An intraocular lens-implanted eye fixation forceps according to claim 1, wherein: the outer surface of the bending rod (3) is wound with a metal wire (31), and the exposed outer surface of the bending rod (3) and the outer side surface of the metal wire (31) are coated with silver plating layers (32).
3. An intraocular lens-implanted eye fixation forceps according to claim 1, wherein: the bottom wall of the C-shaped fixed block (4) is connected with a fixed screw rod (5) through threads, the upper end of the fixed screw rod (5) is fixedly connected with a fixed pressing plate (7), and the lower end of the fixed screw rod (5) is fixedly connected with a knob (6).
4. An intraocular lens-implanted eye fixation forceps according to claim 1, wherein: side hole (15) have been seted up in the surface run-through of forceps left side handle (11), forceps right side handle (12) orientation the side rigid coupling of forceps left side handle (11) has elasticity bar (16), elasticity bar (16) run through side hole (15), just elasticity bar (16) deviate from the surface of stiff end (14) is provided with the tooth, the tooth of elasticity bar (16) with the lateral wall looks away from stiff end (14) direction is joint each other.
5. An intraocular lens-implanted eye fixation forceps according to claim 4, wherein: the direction of the teeth of the elastic bar-shaped rod (16) is unidirectional teeth, the moving direction of the elastic bar-shaped rod (16) only faces the left handle (11) of the forceps, and the width of the side hole (15) is larger than that of the elastic bar-shaped rod (16).
6. An intraocular lens-implanted eye fixation forceps according to claim 1, wherein: the inner surfaces of the forceps taking ends of the left forceps handle (11) and the right forceps handle (12) are respectively provided with a clamping surface (13).
7. An intraocular lens-implanted eye fixation forceps according to claim 1, wherein: the surface cladding of universal bulb (9) has cushion (91), the lateral surface of cushion (91) with the medial surface extrusion connection of spherical shell (8).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN202223330682.1U CN219148059U (en) | 2022-12-13 | 2022-12-13 | Eyeball fixation forceps in artificial lens implantation |
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CN202223330682.1U CN219148059U (en) | 2022-12-13 | 2022-12-13 | Eyeball fixation forceps in artificial lens implantation |
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CN219148059U true CN219148059U (en) | 2023-06-09 |
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CN202223330682.1U Active CN219148059U (en) | 2022-12-13 | 2022-12-13 | Eyeball fixation forceps in artificial lens implantation |
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