CN216168240U - Needle holder for ophthalmologic operation - Google Patents
Needle holder for ophthalmologic operation Download PDFInfo
- Publication number
- CN216168240U CN216168240U CN202122221014.4U CN202122221014U CN216168240U CN 216168240 U CN216168240 U CN 216168240U CN 202122221014 U CN202122221014 U CN 202122221014U CN 216168240 U CN216168240 U CN 216168240U
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- Prior art keywords
- clamping
- mounting bracket
- block
- needle holder
- mounting
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- Expired - Fee Related
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Abstract
The utility model discloses an ophthalmologic operation needle holder, which relates to the technical field of needle holders and comprises two mutually hinged clamping arms, wherein one ends of the two clamping arms are respectively provided with a handheld ring, a gear buckle is arranged at one end of each clamping arm close to the handheld ring, and a clamping head is arranged at one end of each clamping arm far away from the handheld ring; the clamping head is including the mounting bracket that is fixed in centre gripping arm one end, the grip block is installed to one side of mounting bracket, the both ends of mounting bracket are provided with the mounting hole, the inside of mounting hole is provided with the screw, the screw hole that the cooperation screw used is seted up to one side of grip block, one side that the mounting bracket was kept away from to the grip block is provided with the slipmat. According to the utility model, the clamping block is replaced, so that the medical needle can adapt to different needles, and the rectangular convex block is embedded in the limiting hole, so that the shearing force between the clamping block and the mounting frame acts on the rectangular convex block, and the screw thread sliding is avoided.
Description
Technical Field
The utility model relates to the technical field of needle holders, in particular to a needle holder for an ophthalmologic operation.
Background
Needle holders (Needle Holder) are also called Needle forceps. Is mainly used for clamping suture needles to suture various tissues. Sometimes also for instrumental knotting.
In the conventional needle holder, since suture needles of different sizes need to be used in different suture operations, the requirements for the needle holder to hold the needle portion are different. Because only one specification of needle holders are needed in a common operation, each needle holder is matched with one handheld device, and resource waste is easily caused.
SUMMERY OF THE UTILITY MODEL
The utility model aims to: in order to solve the problems, a needle holder for ophthalmic surgery is provided.
In order to realize the purpose, the needle holder for the ophthalmologic operation adopts the following technical scheme: the clamping device comprises two mutually hinged clamping arms, wherein one ends of the two clamping arms are respectively provided with a handheld ring, the clamping arms and one end close to the handheld ring are provided with a gear buckle, and one end of each clamping arm far away from the handheld ring is provided with a clamping head;
the clamping head is including the mounting bracket that is fixed in centre gripping arm one end, the grip block is installed to one side of mounting bracket, the both ends of mounting bracket are provided with the mounting hole, the inside of mounting hole is provided with the screw, the screw hole that the cooperation screw used is seted up to one side of grip block, one side that the mounting bracket was kept away from to the grip block is provided with the slipmat.
Further, a rectangular convex block is arranged on one side face, attached to the clamping block, of the mounting frame, and a limiting hole matched with the rectangular convex block for use is formed in one side of the clamping block.
Furthermore, the clamping surface of the non-slip mat is provided with a non-slip convex block.
Further, a sealing gasket is arranged between the mounting frame and the clamping block.
Further, the inner wall of the mounting hole is provided with a sealing ring.
Compared with the prior art, the utility model has the following beneficial effects:
according to the utility model, the clamping block is replaced, so that the medical needle can adapt to different needles, and the rectangular convex block is embedded in the limiting hole, so that the shearing force between the clamping block and the mounting frame acts on the rectangular convex block, and the screw thread sliding is avoided.
Drawings
FIG. 1 is a front view of an ophthalmic surgical needle holder according to the present invention;
FIG. 2 is a schematic view of a structure of a clamping head of a needle holder for ophthalmic surgery according to the present invention;
fig. 3 is a schematic structural view of a clamping block of the needle holder for ophthalmic surgery according to the present invention.
In the figure: 1. a clamp arm; 101. a hand-held ring; 2. a clamping head; 201. a clamping block; 2011. an anti-slip bump; 2012. a threaded hole; 2013. a limiting hole; 2014. a non-slip mat; 202. a mounting frame; 2021. a rectangular bump; 2022. mounting holes; 203. a seal ring; 3. a gasket; 4. tooth buckling; 5. and (4) screws.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the 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, are merely for convenience in describing the present invention and simplifying the 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 thus, should not be construed as limiting the present invention.
Referring to fig. 1-3, an ophthalmologic operation needle holder comprises two mutually hinged clamping arms 1, wherein one ends of the two clamping arms 1 are respectively provided with a handheld ring 101, a tooth buckle 4 is arranged at one end of each clamping arm 1 close to the handheld ring 101, and a clamping head 2 is arranged at one end of each clamping arm 1 far away from the handheld ring 101;
the clamping head 2 comprises a mounting frame 202 fixed at one end of the clamping arm 1, a clamping block 201 is mounted at one side of the mounting frame 202, mounting holes 2022 are formed in two ends of the mounting frame 202, screws 5 are arranged inside the mounting holes 2022, a threaded hole 2012 matched with the screws 5 for use is formed in one side of the clamping block 201, and an anti-slip pad 2014 is arranged at one side of the clamping block 201 away from the mounting frame 202; in practical application, the clamping block 201 can be replaced, so that different medical needles can be adapted; by installing the screw 5 in the mounting hole 2022, the screw 5 is prevented from protruding out of the outer wall of the mounting bracket 202 to scratch the patient.
Further, a rectangular bump 2021 is arranged on one side surface of the mounting frame 202, which is attached to the clamping block 201, and a limiting hole 2013 used in cooperation with the rectangular bump 2021 is formed on one side of the clamping block 201; in practical application, when the needle head is pulled, shearing force is formed between the clamping block 201 and the mounting frame 202, the screw 5 can slide in long-term use, and the rectangular lug 2021 is embedded in the limiting hole 2013, so that the shearing force between the clamping block 201 and the mounting frame 202 acts on the rectangular lug 2021, and the screw 5 is prevented from sliding.
Further, the clamping surface of the anti-slip pad 2014 is provided with anti-slip bumps 2011; in practical application, the anti-slip bump 2011 improves the holding of the needle by the holding head 2.
Further, a sealing gasket 3 is arranged between the mounting frame 202 and the clamping block 201; the inner wall of the mounting hole 2022 is provided with a sealing ring 203; in practical application, blood and human tissue are prevented from entering the clamping surface between the clamping block 201 and the mounting frame 202.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.
Claims (5)
1. An ophthalmic surgery needle holder comprises two mutually hinged clamping arms (1), wherein one end of each of the two clamping arms (1) is provided with a handheld ring (101), and the clamping arms (1) and one end close to the handheld ring (101) are provided with a tooth buckle (4), and is characterized in that one end of each of the clamping arms (1) far away from the handheld ring (101) is provided with a clamping head (2);
the clamping head (2) is including being fixed in mounting bracket (202) of centre gripping arm (1) one end, grip block (201) are installed to one side of mounting bracket (202), the both ends of mounting bracket (202) are provided with mounting hole (2022), the inside of mounting hole (2022) is provided with screw (5), screw hole (2012) that cooperation screw (5) used are seted up to one side of grip block (201), one side that mounting bracket (202) were kept away from in grip block (201) is provided with slipmat (2014).
2. The needle holder for the ophthalmic surgery according to claim 1, characterized in that a rectangular bump (2021) is disposed on one side surface of the mounting frame (202) which is attached to the clamping block (201), and a limiting hole (2013) which is used in cooperation with the rectangular bump (2021) is disposed on one side of the clamping block (201).
3. The ophthalmic surgical needle holder according to claim 1, characterized in that the gripping surface of the non-slip pad (2014) is provided with non-slip bumps (2011).
4. An ophthalmological surgical needle holder according to claim 1, characterized in that a sealing gasket (3) is provided between the mounting frame (202) and the clamping block (201).
5. An ophthalmic surgical needle holder according to claim 1, characterized in that the inner wall of the mounting hole (2022) is provided with a sealing ring (203).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122221014.4U CN216168240U (en) | 2021-09-14 | 2021-09-14 | Needle holder for ophthalmologic operation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122221014.4U CN216168240U (en) | 2021-09-14 | 2021-09-14 | Needle holder for ophthalmologic operation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216168240U true CN216168240U (en) | 2022-04-05 |
Family
ID=80920382
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122221014.4U Expired - Fee Related CN216168240U (en) | 2021-09-14 | 2021-09-14 | Needle holder for ophthalmologic operation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216168240U (en) |
-
2021
- 2021-09-14 CN CN202122221014.4U patent/CN216168240U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220405 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |