CN215384296U - Needle holding forceps for operation - Google Patents
Needle holding forceps for operation Download PDFInfo
- Publication number
- CN215384296U CN215384296U CN202121932406.5U CN202121932406U CN215384296U CN 215384296 U CN215384296 U CN 215384296U CN 202121932406 U CN202121932406 U CN 202121932406U CN 215384296 U CN215384296 U CN 215384296U
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- grab handle
- fixed
- needle holder
- limiting block
- holder according
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Abstract
The utility model discloses a needle holding forceps for operation, which relates to the technical field of medical instruments and has the technical key points that: the self-locking mechanism comprises a fixed rod and a rotating rod, the fixed rod is fixedly arranged on the inner side of one handle and faces to the direction of the other handle, the inner side of the other handle is rotatably connected with one end of the rotating rod, a first limiting block is arranged below the fixed rod in a wiping direction, and a second limiting block matched with the first limiting block is arranged above the rotating rod; the utility model is provided with the cleaning mechanism and the self-locking mechanism, thereby stabilizing the position of the sewing needle and reducing the possibility of needle rotation and falling.
Description
Technical Field
The utility model relates to the technical field of medical instruments, in particular to a needle holder for an operation.
Background
The needle holder is a surgical instrument in clinical medicine and surgical operation operations, the needle holder is also called a needle holder, and is mainly used for holding a suture needle to suture various tissues and is also used for knotting of the instrument sometimes, the junction of the middle part and the rear part 1/3 of the suture needle is preferably held by the tip of the needle holder, the needle holder is used for holding the suture needle to suture, the suture is smooth and quick, the operation is convenient, the needle holder is a common clinical instrument, the use frequency is high, the traditional needle holder is simple in structure, and the phenomenon of unstable holding to cause the slipping or direction change of a bent needle can occur during use.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a needle holder for operation, which is provided with a self-locking mechanism, stabilizes the position of a sewing needle and reduces the possibility of needle rotation and falling off.
In order to achieve the purpose, the utility model provides the following technical scheme:
the utility model provides a needle-holding forceps for operation, includes two grab handles, each the grab handle top all is fixed with fixed binding clip, two the grab handle passes through round pin axle swivelling joint with the junction that corresponds fixed binding clip, two the grab handle inboard is equipped with self-locking mechanism, self-locking mechanism includes dead lever and rotary rod, the dead lever is fixed to be located the inboard direction towards another grab handle of a grab handle, another grab handle inboard and rotary rod one end swivelling joint, the dead lever is equipped with first stopper towards the below, the rotary rod top is equipped with the second stopper that suits with first stopper.
By adopting the scheme, when a sewing needle needs to be clamped, the grab handle is held tightly to drive the fixed forceps head to clamp the sewing needle, then the fixed forceps head faces downwards, the rotary rod turns downwards due to gravity, the second limiting block on the rotary rod is clamped with the first limiting block on the fixed rod, and the fixed forceps head faces downwards during general operation, so that the self-locking mechanism can complete self-locking work, stabilize the position of the sewing needle and reduce the possibility of needle rotation and falling; when the sewing needle needs to be put down, the grip handle is gripped under the stress application (a space for continuously gripping is reserved), the clamping state of the first limiting block and the second limiting block is loosened, the fixed tong head faces upwards, the rotary rod is separated from the fixed rod due to gravity overturning, and then the sewing needle can be smoothly released.
Preferably, the first limiting block and the second limiting block are both C-shaped.
Preferably, a limit spring is arranged between the two grab handles.
Preferably, a thumb ring is arranged on the outer side of one grab handle, and a middle ring is arranged on the outer side of the other grab handle.
Preferably, the inner walls of the thumb ring and the middle ring are provided with anti-slip rubber sleeves.
Preferably, the clamping surface of one fixed binding clip is uniformly distributed with arc-shaped clamping grooves which are adaptive to the sewing needle, and the clamping surface of the other fixed binding clip is uniformly distributed with arc-shaped clamping blocks which are adaptive to the clamping grooves.
Preferably, a plurality of flexible salient points are uniformly distributed in the clamping groove.
The utility model has the following beneficial effects:
when a sewing needle needs to be clamped, the grab handle is held tightly to drive the fixed forceps head to clamp the sewing needle, then the fixed forceps head faces downwards, the rotary rod turns downwards due to gravity, the second limiting block on the rotary rod is clamped with the first limiting block on the fixed rod, and the fixed forceps head faces downwards during general operation, so that the self-locking mechanism can complete self-locking work, stabilize the position of the sewing needle and reduce the possibility of needle rotation and falling; when the sewing needle needs to be put down, the grab handle is tightly held under the stress application (a space for continuously holding is reserved), the clamping state of the first limiting block and the second limiting block is loosened, the fixed tong head faces upwards, the rotating rod is separated from the fixed rod due to gravity overturning, and then the sewing needle can be smoothly released;
the first limiting block and the second limiting block are both C-shaped, so that the structural stability during clamping is improved; the limiting spring provides outward expanding force for the two grab handles, so that the structural stability during clamping is improved;
the clamping groove is matched with the size of the sewing needle, so that the stability of clamping the sewing needle is improved, and the possibility of needle rotation and falling off is reduced; the flexible nubs limit the position of the sewing needle and provide a degree of protection. Reducing damage to the needle.
Drawings
FIG. 1 is a schematic structural diagram of an embodiment of the present invention;
fig. 2 is an enlarged view of a point a in fig. 1.
In the figure: 1. a handle; 2. fixing the binding clip; 3. a pin shaft; 41. fixing the rod; 42. rotating the rod; 43. a first stopper; 44. a second limiting block; 5. a limiting spring; 6. a thumb ring; 7. a middle finger ring; 8. a rubber sleeve; 9. a clamping groove; 10. a clamping block; 11. and flexible salient points.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
A kind of needle forceps for operation, as shown in figure 1, including two grab handles 1, the top of each grab handle 1 is fixed with the fixed binding clip 2, the joint of two grab handles 1 and corresponding fixed binding clip 2 is connected through the axis pin 3 rotation, the inboard of two grab handles 1 has self-locking mechanisms, the self-locking mechanism includes dead lever 41 and rotary lever 42, the dead lever 41 is fixed and located the inboard direction towards another grab handle 1 of grab handle 1, the inboard of another grab handle 1 is connected with one end of rotary lever 42 rotation, the dead lever 41 is equipped with the first stopper 43 towards the lower side, there is the second stopper 44 that suits with the first stopper 43 above the rotary lever 42;
as shown in fig. 1, when a suture needle needs to be clamped, the handle 1 is gripped to drive the fixed forceps head 2 to clamp the suture needle, then the fixed forceps head 2 faces downward, the rotating rod 42 turns downward due to gravity, the second limiting block 44 on the rotating rod 42 is clamped with the first limiting block 43 on the fixing rod 41, and as the fixed forceps head 2 faces downward in general operation, the self-locking mechanism can complete self-locking operation, stabilize the position of the suture needle, and reduce the possibility of needle rotation and falling off; when the sewing needle needs to be put down, the grip handle 1 is gripped under the stress application (a space for continuous gripping is reserved), the clamping state of the first limiting block 43 and the second limiting block 44 is loosened, the fixed forceps head 2 faces upwards, the rotating rod 42 is turned over due to gravity and separated from the fixed rod 41, and then the sewing needle can be smoothly released.
As shown in fig. 1, the first stopper 43 and the second stopper 44 are both C-shaped, and a stopper spring 5 is disposed between the two handles 1; the first limiting block 43 and the second limiting block 44 are both C-shaped, so that the structural stability during clamping is improved; the limiting spring 5 provides outward expanding force for the two grab handles 1, and the structural stability during clamping is improved.
As shown in fig. 1, a thumb ring 6 is arranged on the outer side of one grab handle 1, a middle ring 7 is arranged on the outer side of the other grab handle 1, and anti-skid rubber sleeves 8 are arranged on the inner walls of the thumb ring 6 and the middle ring 7; the handle 1 can be controlled by the thumb and the middle finger, the operation is simple and convenient, and the rubber sleeve 8 improves the stability during operation.
As shown in fig. 1-2, an arc-shaped clamping groove 9 adapted to a sewing needle is uniformly distributed on the clamping surface of one fixed binding clip 2, an arc-shaped clamping block 10 adapted to the clamping groove 9 is uniformly distributed on the clamping surface of the other fixed binding clip 2, and a plurality of flexible salient points 11 are uniformly distributed in the clamping groove 9; the clamping groove 9 is matched with the size of the sewing needle, so that the stability of clamping the sewing needle is improved, and the possibility of needle rotation and falling off is reduced; the flexible nubs 11 limit the position of the needle and provide a degree of protection. Reducing damage to the needle.
The above is only a specific embodiment of the present invention, but the technical features of the present invention are not limited thereto. Any simple changes, equivalent substitutions or modifications made on the basis of the present invention to solve the substantially same technical problems and achieve the substantially same technical effects are within the scope of the present invention.
Claims (7)
1. The utility model provides a needle-holding forceps for operation, includes two grab handles (1), each grab handle (1) top all is fixed with fixed binding clip (2), two grab handle (1) and the junction that corresponds fixed binding clip (2) are through round pin axle (3) swivelling joint, its characterized in that: two grab handle (1) inboard is equipped with self-locking mechanism, self-locking mechanism includes dead lever (41) and rotary rod (42), dead lever (41) are fixed and are located the inboard direction towards another grab handle (1) of grab handle (1), another grab handle (1) inboard and rotary rod (42) one end swivelling joint, dead lever (41) are equipped with first stopper (43) towards the below, rotary rod (42) top is equipped with second stopper (44) that suits with first stopper (43).
2. The surgical needle holder according to claim 1, wherein: the first limiting block (43) and the second limiting block (44) are both C-shaped.
3. The surgical needle holder according to claim 2, wherein: a limiting spring (5) is arranged between the two grab handles (1).
4. The surgical needle holder according to claim 1, wherein: a thumb ring (6) is arranged on the outer side of one grab handle (1), and a middle ring (7) is arranged on the outer side of the other grab handle (1).
5. The surgical needle holder according to claim 4, wherein: the thumb ring (6) and the middle ring (7) are provided with anti-skid rubber sleeves (8) on the inner walls.
6. The surgical needle holder according to claim 1, wherein: arc-shaped clamping grooves (9) which are matched with the sewing needle are uniformly distributed on the clamping surface of one fixed tong head (2), and arc-shaped clamping blocks (10) which are matched with the clamping grooves (9) are uniformly distributed on the clamping surface of the other fixed tong head (2).
7. The surgical needle holder according to claim 6, wherein: a plurality of flexible salient points (11) are uniformly distributed in the clamping groove (9).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202121932406.5U CN215384296U (en) | 2021-08-17 | 2021-08-17 | Needle holding forceps for operation |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202121932406.5U CN215384296U (en) | 2021-08-17 | 2021-08-17 | Needle holding forceps for operation |
Publications (1)
Publication Number | Publication Date |
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CN215384296U true CN215384296U (en) | 2022-01-04 |
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN202121932406.5U Active CN215384296U (en) | 2021-08-17 | 2021-08-17 | Needle holding forceps for operation |
Country Status (1)
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CN (1) | CN215384296U (en) |
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2021
- 2021-08-17 CN CN202121932406.5U patent/CN215384296U/en active Active
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