CN220860111U - Shear type needle holder - Google Patents
Shear type needle holder Download PDFInfo
- Publication number
- CN220860111U CN220860111U CN202321945698.5U CN202321945698U CN220860111U CN 220860111 U CN220860111 U CN 220860111U CN 202321945698 U CN202321945698 U CN 202321945698U CN 220860111 U CN220860111 U CN 220860111U
- Authority
- CN
- China
- Prior art keywords
- connecting rod
- needle holder
- rod
- block
- plug
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Links
- 230000000694 effects Effects 0.000 claims description 9
- 230000001105 regulatory effect Effects 0.000 abstract 2
- 230000037431 insertion Effects 0.000 abstract 1
- 238000003780 insertion Methods 0.000 abstract 1
- 241000826860 Trapezium Species 0.000 description 4
- 230000006978 adaptation Effects 0.000 description 2
- 208000032843 Hemorrhage Diseases 0.000 description 1
- 206010052428 Wound Diseases 0.000 description 1
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000002406 microsurgery Methods 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 238000001356 surgical procedure Methods 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
Landscapes
- Surgical Instruments (AREA)
Abstract
The utility model relates to the technical field of medical appliances and discloses a scissor-type needle holder, which comprises a first connecting rod, wherein a second connecting rod is movably inserted into the first connecting rod, a needle holder head is movably inserted into the second connecting rod, and an insertion block is fixedly arranged at the bottom end of the needle holder head; according to the utility model, the threaded rod is arranged to facilitate replacement of the top end of the needle holder, and the rotating block and the clamping block are driven by the pushing of the spring to ensure connection of the head of the needle holder and the second connecting rod, so that different injured parts can be selected according to requirements to select proper head of the needle holder, the lengths of the first connecting rod and the second connecting rod are regulated by clamping the inserting rod and the first connecting rod, the total length of the first connecting rod and the second connecting rod is regulated, the needle holder can be conveniently controlled in length according to the depth of an operation part, and suturing of different depth parts is facilitated.
Description
Technical Field
The utility model relates to the technical field of medical appliances, in particular to a shear type needle holder.
Background
The shear type needle holder is made of medical stainless steel materials and is widely applied to surgery and microsurgery, but the existing shear type needle holder has some defects when in use;
The existing scissor needle holder is different in depth of the operation part according to different operation parts, different in size of the to-be-added needle and different in requirements on stitching precision, so that the needle holder is also a five-flower eight-door type needle holder, and various needle holders are needed to be carried in operation, so that the need of carrying more scissor needle holders in operation is avoided, proper scissor needle holders can be selected directly in operation, the need of carrying the scissor needle holders is avoided due to omission of medical staff in operation, temporary taking is needed, more time is delayed, and operation risks are increased.
Disclosure of utility model
In order to solve the above problems, the present utility model provides a scissor-type needle holder, so as to more exactly solve the problem that more scissor-type needle holders need to be carried at one time.
The utility model is realized by the following technical scheme:
The utility model provides a scissor-type needle holder, which comprises a first connecting rod, wherein a second connecting rod is movably inserted into the first connecting rod, a needle holder head is movably inserted into the second connecting rod, an inserting block is fixedly arranged at the bottom end of the needle holder head, a rotating plate is rotatably arranged in the inserting block, a clamping block is movably arranged in the rotating plate, a fixing block is fixedly arranged on the surface of the second connecting rod, an inserting rod is movably arranged in the fixing block, a roller is fixedly arranged at the bottom end of the second connecting rod, and a threaded rod is inserted into the surface of the second connecting rod in a threaded manner.
Further, seven groups of hole grooves are formed in the surface of the first connecting rod, the inserted rod penetrates through the hole grooves in the surface of the first connecting rod, the inserted rod penetrates through the first connecting rod to control the second connecting rod to slide inside the first connecting rod, and then the overall length of the first connecting rod and the overall length of the second connecting rod are adjusted.
Further, there is spring fixed connection between the bottom inner wall of head rod and the gyro wheel, there is spring fixed connection between fixed block and the inserted bar, utilizes the gyro wheel to reduce the frictional force of second connecting rod inside head rod, and then makes the spring drive the second connecting rod and removes, and drives the inserted bar through the spring and remove and reset.
Further, the bottom of grafting piece sets up to the toper structure, and the surface of grafting piece is provided with the screw hole groove, and the setting of toper structure can make things convenient for the grafting piece to insert inside the second connecting rod more.
Further, the both sides of grafting piece are provided with the rectangle breach, and the inside fixed horizontal pole that is provided with of grafting piece, the top of rotating the board is rotated with the inside horizontal pole of grafting piece and is connected, and has spring fixed connection between rotating the inside horizontal pole of board and grafting piece, utilizes the elasticity of spring to drive grafting piece and rotating the board and carry out position movement and reset and remove.
Further, the one end that the pivoted board was kept away from to the joint piece sets up to trapezium structure, and has spring fixed connection between pivoted board and the joint piece, and trapezium structure's setting not only can make things convenient for the grafting of joint piece, also makes things convenient for the joint piece to promote the joint piece shrink through the contact with its inclined plane when the atress.
Furthermore, the side of the first connecting rod is provided with a clamping rod, two groups of clamping rods are arranged between the clamping rod and the first connecting rod, and the distance between the two groups of first connecting rods is controlled by the mutual clamping of the two groups of clamping rods.
Further, threaded rod and the screw hole groove looks adaptation on grafting piece surface guarantee that the threaded rod can carry out movable grafting at the grafting piece inside.
Further, the second connecting rod 7 is internally provided with a cross-shaped groove, so that the rotating plate 4 and the clamping block 5 can be inserted into the groove in the second connecting rod 7 to form clamping connection when moving.
The utility model has the beneficial effects that:
According to the utility model, the threaded rod is arranged to facilitate replacement of the top end of the needle holder, and the rotating block and the clamping block are driven by the pushing of the spring to ensure connection of the head of the needle holder and the second connecting rod, so that different injured parts can be selected according to requirements to select a proper head of the needle holder, thereby achieving the problems of saving time, facilitating suturing of wounds, avoiding hemorrhage of patients and ensuring life safety of the patients.
According to the utility model, the lengths of the first connecting rod and the second connecting rod are adjusted through the clamping connection of the inserting rod and the first connecting rod, so that the position of the second connecting rod can be ensured to be moved, the total length of the first connecting rod and the second connecting rod is adjusted, the needle holder can be conveniently controlled in length according to the depth of an operation part, and the suturing of different depth parts is facilitated.
Drawings
FIG. 1 is a schematic view of the overall structure of a scissor type needle holder;
FIG. 2 is a schematic front view of an adapter block and a rotating plate in a scissor type needle holder;
FIG. 3 is a schematic front view of a rotating plate and a clamping block in a scissor type needle holder;
fig. 4 is a schematic front view of a roller and plunger in a scissor type needle holder.
The reference numerals are as follows:
1. A first connecting rod; 2. a needle holder head; 3. a plug block; 4. a rotating plate; 5. a clamping block; 6. a clamping rod; 7. a second connecting rod; 8. a fixed block; 9. a rod; 10. a roller; 11. a threaded rod.
Detailed Description
In order to more clearly and completely describe the technical scheme of the utility model, the utility model is further described below with reference to the accompanying drawings.
Examples
Referring to fig. 1 to 4, the present utility model provides a technical solution: the utility model provides a scissors needle holder, including head rod 1, head rod 1's inside activity is pegged graft and is had second connecting rod 7, second connecting rod 7's inside activity is pegged graft and is had needle holder head 2, needle holder head 2's bottom mounting is provided with grafting piece 3, the inside rotation of grafting piece 3 is provided with rotor plate 4, rotor plate 4's inside activity is provided with joint piece 5, second connecting rod 7's fixed surface is provided with fixed block 8, fixed block 8's inside activity is provided with inserted bar 9, second connecting rod 7's bottom mounting is provided with gyro wheel 10, second connecting rod 7's surface screw is pegged graft and is had threaded rod 11.
As an implementation manner in this embodiment, as shown in fig. 1 and fig. 4, seven groups of holes are formed on the surface of the first connecting rod 1, and the insert rod 9 penetrates through the holes on the surface of the first connecting rod 1, so that the insert rod 9 penetrates through the first connecting rod 1 to control the sliding of the second connecting rod 7 inside the first connecting rod 1, and further, the overall lengths of the first connecting rod 1 and the second connecting rod 7 are adjusted; the inner wall of the bottom end of the first connecting rod 1 is fixedly connected with the roller 10 through a spring, the fixed block 8 is fixedly connected with the inserted link 9 through a spring, the friction force of the second connecting rod 7 in the first connecting rod 1 is reduced by the roller 10, the spring drives the second connecting rod 7 to move, and the inserted link 9 is driven to move and reset through the spring; the side surface of the first connecting rod 1 is provided with a clamping rod 6, two groups of clamping rods 6 and the first connecting rod 1 are arranged between the clamping rod 6 and the first connecting rod 1, and the distance between the two groups of first connecting rods 1 is controlled by the mutual clamping of the two groups of clamping rods 6; threaded rod 11 and the screw hole groove looks adaptation on grafting piece 3 surface guarantee that threaded rod 11 can carry out movable grafting at grafting piece 3 inside.
As an implementation manner in this embodiment, as shown in fig. 2-3, the bottom end of the plug-in block 3 is provided with a conical structure, and the surface of the plug-in block 3 is provided with a threaded hole groove, so that the plug-in block 3 can be more conveniently inserted into the second connecting rod 7 due to the conical structure; rectangular notches are formed in two sides of the plug block 3, a cross rod is fixedly arranged in the plug block 3, the top end of the rotating plate 4 is rotationally connected with the surface of the cross rod in the plug block 3, springs are fixedly connected between the rotating plate 4 and the cross rod in the plug block 3, and the elasticity of the springs is utilized to drive the plug block 3 and the rotating plate 4 to perform position movement and reset movement; the second connecting rod 7 is internally provided with a cross-shaped groove, so that the rotating plate 4 and the clamping block 5 can be inserted into the groove in the second connecting rod 7 to form clamping connection when moving; the one end that the joint piece 5 kept away from the rotor plate 4 sets up to trapezium structure, and has spring fixed connection between rotor plate 4 and the joint piece 5, and trapezium structure's setting not only can make things convenient for the grafting of joint piece 5, also makes things convenient for joint piece 5 to promote joint piece 5 shrink through the contact with its inclined plane when atress.
Working principle: when the needle holder is used, a proper needle holder head 2 is selected firstly, then the proper needle holder head 2 is spliced in the second connecting rod 7, so that the needle holder head 2 can enter the second connecting rod 7 through the movable splicing block 3, the rotating plate 4 and the clamping block 5 can be pushed to move under the action of a spring, so that the rotating plate and the clamping block 5 are clamped with a cross-shaped groove in the second connecting rod 7, then the threaded rod 11 is spliced in a thread groove in the surface of the splicing block 3 through the rotating threaded rod 11, when the needle holder head 2 needs to be replaced, the threaded rod 11 is reversely rotated firstly, then the needle holder head 2 is pulled upwards, the needle holder head 2 can drive the splicing block 3 to move, the rotating plate 4 and the clamping block 5 can be driven to move through the splicing block 3, and the rotating plate 4 and the clamping block 5 can shrink into the splicing block 3 when being stressed, so that the needle holder head is convenient to replace;
Then according to the depth of operation position, push down inserted bar 9 earlier, first connecting rod 1 will break away from the joint with second connecting rod 7 like this, thereby the spring will promote gyro wheel 10 and roll in first connecting rod 1 inside, and gyro wheel 10 can drive second connecting rod 7 and remove in first connecting rod 1 inside, and second connecting rod 7 will drive fixed block 8 and inserted bar 9 and carry out synchronous movement, like this can promote inserted bar 9 under the effect of spring and reset, and then make inserted bar 9 can be at the next hole groove joint again on first connecting rod 1 surface, then repeat above-mentioned manipulation, can adjust the overall length of first connecting rod 1 and second connecting rod 7.
Of course, the present utility model can be implemented in various other embodiments, and based on this embodiment, those skilled in the art can obtain other embodiments without any inventive effort, which fall within the scope of the present utility model.
Claims (8)
1. The utility model provides a scissors formula needle holder, includes head rod (1), its characterized in that, the inside activity grafting of head rod (1) has second connecting rod (7), the inside activity grafting of second connecting rod (7) has needle holder head (2), the bottom mounting of needle holder head (2) is provided with spliced block (3), the inside rotation of spliced block (3) is provided with rotor plate (4), the inside activity of rotor plate (4) is provided with joint piece (5), the fixed surface of second connecting rod (7) is provided with fixed block (8), the inside activity of fixed block (8) is provided with inserted bar (9), the bottom mounting of second connecting rod (7) is provided with gyro wheel (10), the surface screw grafting of second connecting rod (7) has threaded rod (11).
2. A scissor needle holder according to claim 1, characterized in that the surface of the first connecting rod (1) is provided with seven sets of holes and grooves, and the insert rod (9) penetrates the holes and grooves of the surface of the first connecting rod (1).
3. The scissors-type needle holder according to claim 1, wherein a spring fixed connection is arranged between the inner wall of the bottom end of the first connecting rod (1) and the roller (10), and a spring fixed connection is arranged between the fixed block (8) and the inserting rod (9).
4. The scissors-type needle holder according to claim 1, wherein the bottom end of the plug-in block (3) is provided with a conical structure, and the surface of the plug-in block (3) is provided with a threaded hole groove.
5. The scissors-type needle holder according to claim 1, wherein rectangular notches are formed in two sides of the plug-in block (3), a cross rod is fixedly arranged in the plug-in block (3), the top end of the rotating plate (4) is rotationally connected with the surface of the cross rod in the plug-in block (3), and a spring is fixedly connected between the rotating plate (4) and the cross rod in the plug-in block (3).
6. The scissors-type needle holder according to claim 1, wherein one end of the clamping block (5) far away from the rotating plate (4) is of a trapezoid structure, and the rotating plate (4) is fixedly connected with the clamping block (5) through a spring.
7. A scissor needle holder according to claim 1, characterized in that the side of the first connecting rod (1) is provided with a clamping rod (6), and that two sets are provided between the clamping rod (6) and the first connecting rod (1).
8. A scissor needle holder according to claim 1, characterized in that the threaded rod (11) is adapted to a threaded hole groove in the surface of the plug (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321945698.5U CN220860111U (en) | 2023-07-21 | 2023-07-21 | Shear type needle holder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321945698.5U CN220860111U (en) | 2023-07-21 | 2023-07-21 | Shear type needle holder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220860111U true CN220860111U (en) | 2024-04-30 |
Family
ID=90809242
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321945698.5U Active CN220860111U (en) | 2023-07-21 | 2023-07-21 | Shear type needle holder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220860111U (en) |
-
2023
- 2023-07-21 CN CN202321945698.5U patent/CN220860111U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |