CN213850982U - Locking kirschner wire instrument - Google Patents
Locking kirschner wire instrument Download PDFInfo
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- CN213850982U CN213850982U CN202022298770.2U CN202022298770U CN213850982U CN 213850982 U CN213850982 U CN 213850982U CN 202022298770 U CN202022298770 U CN 202022298770U CN 213850982 U CN213850982 U CN 213850982U
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- Prior art keywords
- kirschner wire
- thread
- fixedly connected
- embedded
- locking
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- 210000000080 chela (arthropods) Anatomy 0.000 claims description 3
- 210000000988 bone and bone Anatomy 0.000 claims 2
- 230000002093 peripheral effect Effects 0.000 claims 1
- 208000010392 Bone Fractures Diseases 0.000 description 9
- 206010017076 Fracture Diseases 0.000 description 9
- 206010053206 Fracture displacement Diseases 0.000 description 2
- 206010061218 Inflammation Diseases 0.000 description 2
- 208000028389 Nerve injury Diseases 0.000 description 2
- 208000015181 infectious disease Diseases 0.000 description 2
- 230000004054 inflammatory process Effects 0.000 description 2
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 230000008764 nerve damage Effects 0.000 description 2
- 230000000399 orthopedic effect Effects 0.000 description 2
- 230000003068 static effect Effects 0.000 description 2
- 230000002792 vascular Effects 0.000 description 2
- 208000011708 Avulsion fracture Diseases 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000001356 surgical procedure Methods 0.000 description 1
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Abstract
The utility model discloses a locking kirschner wire tool, which comprises a device main body, a kirschner wire and a ossicle, wherein the periphery of a thread groove is fixedly connected with an external thread, the periphery of the kirschner wire is embedded and connected with a pair of thread pliers, the periphery of the external thread is embedded and connected with a pair of embedded nuts, the internal thread of the embedded and connected with the internal thread of the nut is movably connected with the middle part of the thread pliers, the bottom end of the rotating piece is fixedly connected with a handle, after the kirschner wire is fixed, the kirschner wire can be taken through the thread pliers for convenient rotation, and the position can be adjusted, the external thread is fixed on the surface of the thread groove for being jointed and embedded with the nut, the falling-off can be prevented after the kirschner wire is fixed, when the embedded and nut is fixed, the surface of the kirschner wire is fixed through the connection of the internal thread and the external thread, the convenient and practical use of the thread pliers is realized through the handle, and the locking kirschner wire tool is suitable for the use of medical and related devices, has wide development prospect in the future.
Description
Technical Field
The utility model relates to a medical treatment technical field specifically is a locking kirschner wire instrument.
Background
The kirschner wire is a commonly used internal fixation material for orthopedics, is used for fixing short fracture, avulsion fracture and other fracture with low stress, and is also used for fixing temporary fracture blocks in orthopedic surgery.
Because the existing needle body is smooth, the firmness and stability of the fixed fracture broken end are poor, the position of the kirschner wire in functional exercise is easy to change, the inward needle insertion is caused to go deep into the body to cause vascular nerve injury or the outward needle withdrawal breaks the skin to cause local inflammation to cause retrograde infection, the fixed length in the operation needs to be pre-judged by experience, the accuracy is poor, and the fracture displacement in the operation and the loosening incidence rate of the thread kirschner wire in the later period are high and the operation is complicated if the needle body is withdrawn after repeated needle path needle insertion and measurement is performed.
Therefore, how to design a locking kirschner wire tool becomes a problem which needs to be solved currently.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a locking kirschner wire instrument to the fixed kirschner wire who proposes in solving above-mentioned background art makes the unable rotation of kirschner wire in the fracture, not hard up, thereby advances, moves back the needle, reaches firm fixed problem.
In order to achieve the above object, the utility model provides a following technical scheme: comprises an equipment device main body, a Kirschner wire and a ossicle, wherein the Kirschner wire is fixedly connected with one side of the equipment device main body, one side of the Kirschner wire is embedded and connected with a ossicle, the top end of the Kirschner wire is fixedly connected with a needle head, the outer part of the equipment device main body is fixedly connected with a framework, one side of the surface of the Kirschner wire is fixedly connected with a thread groove, the periphery of the thread groove is fixedly connected with an external thread, the periphery of the Kirschner wire is embedded and connected with a thread clamp, the periphery of the external thread is embedded and connected with an embedded nut, the interior of the embedded nut is fixedly connected with an internal thread, the middle part of the screw thread pliers is movably connected with a rotating piece, the bottom end of the rotating piece is fixedly connected with a handle, the thread pliers are characterized in that a fastening bolt is fixedly connected to one side of the outer wall of the embedded nut, a spiral opening is fixedly connected to the surface of the bottom of the fastening bolt, and an occlusion stopping position is fixedly connected to one side of the interior of the thread pliers.
Preferably, the middle part inside the top end of the screw clamp is fixedly connected with an occlusion port.
Preferably, the inner wall surface of the occlusion port is fixedly connected with an occlusion thread.
Preferably, the surface of the embedded nut is fixedly connected with a binding surface.
Preferably, the puncture device is composed of the kirschner wire on one side of the main body of the device, the ossicle on one side of the kirschner wire, the needle head at the top end of the kirschner wire, the framework outside the main body of the device, and the thread groove on one side of the surface of the kirschner wire.
Preferably, the external thread on the periphery of the thread groove, the thread clamp on the periphery of the kirschner wire, the embedded nut on the periphery of the external thread, the internal thread inside the embedded nut, the rotating part at the middle part of the thread clamp, the handle at the bottom end of the rotating part, the fastening bolt on one side of the outer wall of the embedded nut, and the screw port on the bottom surface of the fastening bolt jointly form the fixing device.
Compared with the prior art, the beneficial effects of the utility model are that:
1. according to the locking kirschner wire tool, through the arrangement of the puncture device, when a worker uses the locking kirschner wire, the needle head at the top end can be used for puncture and fixation, the surface of the kirschner wire and the surface of the framework are provided with thread grooves, the locking kirschner wire can be matched with threads for fixed connection, the kirschner wire stops at a position which is about 1cm away from a pre-determined position in intraoperative perspective after the fracture end is fixed, and the worker can conveniently fix the kirschner wire;
2. this kind of locking ke shi needle instrument, through setting up fixing device, after medical personnel fix the ke shi needle, accessible screw thread forceps holder gets the ke shi needle, change convenient rotation, and adjusting position, the surface at the thread groove is fixed to the external screw thread, be used for the laminating to inlay and the nut, can prevent behind fixed ke shi needle to drop, when fixing and inlaying the nut, fix the surface at the ke shi needle through being connected of internal thread and external screw thread, use the screw thread forceps through the handle, the surface of tight and bolt has the screw mouth, rotatable entering into the inside of tight and bolt, fix the ke shi needle of inside through the extruded mode.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention;
fig. 2 is a schematic structural view of the kirschner wire of the present invention;
FIG. 3 is a schematic view of the structure of the thread clamp of the present invention;
FIG. 4 is a schematic view of a partial structure of an occlusion port of the present invention;
FIG. 5 is an enlarged view of the point A of the present invention;
FIG. 6 is a schematic view of the inner structure of the insert nut of the present invention;
FIG. 7 is a drawing of the Kirschner wire structure of the present invention;
FIG. 8 is an enlarged view of the point B of the present invention;
fig. 9 is an internal schematic view of the tightening and bolt-fixing structure of the present invention.
In the figure: 1. an apparatus device main body; 2. a Kirschner wire; 3. a ossicle; 4. a needle head; 5. a framework; 6. a thread groove; 7. an external thread; 8. a pair of screw pliers; 9. an occlusal orifice; 10. meshing the thread groove; 11. embedding and nut; 12. a binding face; 13. an internal thread; 14. a rotating member; 15. a bite stop; 16. a handle; 17. tightening the bolt; 18. a screw opening.
Detailed Description
The technical solution 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 some embodiments of the present invention, rather than all embodiments, and all other embodiments obtained by a person of ordinary skill in the art without creative work belong to the protection scope of the present invention based on the embodiments of the present invention.
Referring to fig. 1-9, the present invention provides a technical solution: a locking Kirschner wire tool comprises an equipment device main body 1, a Kirschner wire 2 and a ossicle 3, wherein the Kirschner wire 2 is fixedly connected to one side of the equipment device main body 1, the ossicle 3 is connected to one side of the Kirschner wire 2 in an embedded manner, a needle head 4 is fixedly connected to the top end of the Kirschner wire 2, a framework 5 is fixedly connected to the outer part of the equipment device main body 1, a thread groove 6 is fixedly connected to one side of the surface of the Kirschner wire 2, an external thread 7 is fixedly connected to the periphery of the thread groove 6, a pair of thread pliers 8 is connected to the periphery of the Kirschner wire 2 in an embedded manner, an embedded nut 11 is connected to the periphery of the external thread 7 in an embedded manner, an internal thread 13 is fixedly connected to the inside of the embedded nut 11, a rotating piece 14 is movably connected to the middle part of the thread pliers 8, a handle 16 is fixedly connected to the bottom end of the rotating piece 14, a fastening bolt 17 is fixedly connected to one side of the outer wall of the embedded nut 11, and a screw port 18 is fixedly connected to the bottom surface of the fastening bolt 17, an engagement stop 15 is fixedly connected to the inner side of the pliers 8.
Preferably, the inside middle part fixedly connected with in top of screw clamp 8 bites mouth 9, because through medical inlaying get take over this ke shi needle, the surface is comparatively smooth, can cause the phenomenon of skidding when medical personnel use, be unfavorable for taking out of ke shi needle, through setting up bites mouth 9, bites mouth 9 and fixes the inside bites mouth at screw clamp 8, can be when adjusting or taking out this ke shi needle, can be convenient for fix this ke shi needle, the device has embodied the practicality.
Preferably, the inner wall fixed surface of interlock mouth 9 is connected with interlock screw thread 10, and the interlock screw thread is convenient for cooperate the use of interlock mouth, through setting up interlock screw thread 10, through the use of screw thread pincers, can press from both sides interlock screw thread 10 and get on the external screw thread of kirschner wire, when medical personnel got like this and got, phenomenon that the antiskid that can be fine prevented, the device has embodied the practicality.
Preferably, inlay fixedly connected with binding face 12 with the surperficial of nut 11, when the fixed knot of inlaying with the nut, for preventing the gliding phenomenon from appearing, through setting up binding face 12, binding face 12 is fixed on the surface of inlaying with nut 11, can be when fixed through inlaying with nut 11, inlay and nut 11 and can play outside antiskid's effect, prevent the phenomenon of skidding appearing fixing the ke shi needle, the surperficial roughness surface of binding face 12 increases static friction power, and the device has embodied the protectiveness.
Preferably, the kirschner wire 2 at one side of the device main body 1, the ossicle 3 at one side of the kirschner wire 2, the needle head 4 at the top end of the kirschner wire 2, the framework 5 outside the device main body 1 and the thread groove 6 at one side of the surface of the kirschner wire 2 jointly form the puncture device, because the existing needle body is smooth, the firmness and the stability of the fracture fixing end are poor, the position of the kirschner wire in functional exercise is easy to change, the kirschner wire is inserted inwards to deeply penetrate into the body to cause vascular nerve injury or withdrawn outwards to burst the skin to cause local inflammation to cause retrograde infection, the puncture device is arranged, when a worker uses the kirschner wire 2, the puncture fixing can be performed through the needle head 4 at the top end, the thread groove is arranged on the framework and can be fixedly connected with threads, the kirschner wire stops at the perspective position about 1cm in the operation after the fracture fixing end, can be convenient for the staff fixes the ke formula needle, through with the fixed back of ke shi needle, because the surface has external screw thread 7, can be better fixed in inside, the device has embodied the practicality.
Preferably, the external thread 7 on the periphery of the thread groove 6, the thread clamp 8 on the periphery of the kirschner wire 2, the embedded nut 11 on the periphery of the external thread 7, the internal thread 13 inside the embedded nut 11, the rotating part 14 at the middle part of the thread clamp 8, the handle 16 at the bottom end of the rotating part 14, the fastening bolt 17 on one side of the outer wall of the embedded nut 11, and the screw port 18 on the bottom surface of the fastening bolt 17 form a fixing device, the fixed length in the operation needs to be judged by experience, the accuracy is poor, if the measurement is withdrawn after the needle is inserted repeatedly, the fracture displacement in the operation and the loosening incidence rate of the thread kirschner wire at the later stage are high and the operation is complicated, through arranging the fixing device, after the medical staff fixes the kirschner wire, the kirschner wire can be clamped by the thread clamp 8 to facilitate rotation, the position is adjusted, the external thread 7 is fixed on the surface of the thread groove 6 for being attached to the embedded nut 11, can prevent behind fixed kirschner wire to drop, when fixing and inlaying nut 11, fix the surface at the kirschner wire through being connected of internal thread 13 and external screw thread 7, use screw clamp 8 to carry out convenient taking out and dismantlement through the handle, it is fixed through tight bolt 17 to fix, tight bolt 17 is fixed in one side of inlaying nut 11, after medical personnel fixes the kirschner wire, the accessible is tight to be fixed with the bolt, tight bolt 17's surface has screw mouth 18, rotatable inside that enters into tight bolt 17, fix inside kirschner wire through extruded mode, prevent to drop, use the second mode to fix when needs, need adopt different and inlay and nut 11, for different subassemblies, separately use, the device has embodied the practicality.
The working principle is as follows: firstly, the occlusion port 9 is arranged, the occlusion port 9 is fixed at the internal occlusion port of the thread clamp 8, so that the kirschner wire can be conveniently fixed when being adjusted or taken out, and the device embodies the practicability;
then, through the arrangement of the occlusion thread 10, the occlusion thread 10 can be clamped on the external thread of the Kirschner wire through the use of the thread clamp, so that the slipping phenomenon can be well prevented when medical personnel clamp, and the device embodies the practicability;
then, by arranging the attaching surface 12, the attaching surface 12 is fixed on the surface of the embedded nut 11, when the embedded nut 11 is fixed, the embedded nut 11 can play a role of external antiskid, so that the phenomenon of skidding during fixing of the Kirschner wire is prevented, the surface of the attaching surface 12 is rough, the static friction force is increased, and the device embodies the protection;
next, by arranging the puncture device, when a worker uses the kirschner wire 2, the puncture fixation can be carried out through the needle head 4 at the top end, on the framework, the surface of the kirschner wire 2 is provided with thread grooves which can be matched with thread fixing connection, the kirschner wire stops at a position which is about 1cm away from a prejudgment position in the intraoperative perspective after the fracture end is fixed, the worker can conveniently fix the kirschner wire, after the kirschner wire is fixed, the kirschner wire can be better fixed in the device due to the external thread 7 on the surface, and the device embodies the practicability;
finally, through setting up the fixing device, after the medical personnel fixes the kirschner wire, can get the kirschner wire by the clamp of the whorl clamp 8, change convenient rotation, and the adjusting position, the external screw thread 7 is fixed on the surface of the thread groove 6, it is used to joint with the embedded nut 11, can prevent falling off after fixing the kirschner wire, when fixing the embedded nut 11, fix on the surface of the kirschner wire through the connection of the internal screw thread 13 and the external screw thread 7, use the whorl clamp 8 to take out and dismantle conveniently through the handle, through the fixing of the first mode, can extend out and fix through the clamp bolt 17, the clamp bolt 17 is fixed on one side of the embedded nut 11, after the medical personnel fixes the kirschner wire, can fix through the clamp bolt, the surface of the clamp bolt 17 has the screw mouth 18, can rotate into the clamp 17, fix the kirschner wire inside through the way of squeezing, prevent to drop, use the second kind mode to fix in needs, need adopt the difference to inlay and nut 11, for the subassembly of difference, separately use, the device has embodied the practicality, and this is exactly the theory of operation of this kind of locking kirschner wire instrument.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. A locking Kirschner wire tool comprising an apparatus device body (1), a Kirschner wire (2) and a ossicle (3), characterized in that: one side of the equipment device main body (1) is fixedly connected with a Kirschner wire (2), one side of the Kirschner wire (2) is embedded and connected with a small bone (3), the top end of the Kirschner wire (2) is fixedly connected with a needle head (4), the outer part of the equipment device main body (1) is fixedly connected with a framework (5), one side of the surface of the Kirschner wire (2) is fixedly connected with a thread groove (6), the periphery of the thread groove (6) is fixedly connected with an external thread (7), the periphery of the Kirschner wire (2) is embedded and connected with a pair of screw pliers (8), the periphery of the external thread (7) is embedded and connected with an embedded nut (11), the inner part of the embedded nut (11) is fixedly connected with an internal thread (13), the middle part of the pair of screw pliers (8) is movably connected with a rotating piece (14), and the bottom end of the rotating piece (14) is fixedly connected with a handle (16), and a fastening bolt (17) is fixedly connected to one side of the outer wall of the embedded nut (11), and a spiral opening (18) is fixedly connected to the surface of the bottom of the fastening bolt (17).
2. A locking k-wire tool as claimed in claim 1, wherein: and one side of the interior of the pair of screw pliers (8) is fixedly connected with an occlusion termination part (15).
3. A locking k-wire tool as claimed in claim 1, wherein: the middle part inside the top end of the screw clamp (8) is fixedly connected with an occlusion port (9).
4. A locking k-wire tool as claimed in claim 3, wherein: and occlusion threads (10) are fixedly connected to the surface of the inner wall of the occlusion port (9).
5. A locking k-wire tool as claimed in claim 1, wherein: the surface of the embedded nut (11) is fixedly connected with a binding surface (12).
6. A locking k-wire tool as claimed in claim 1, wherein: the puncture device is composed of a Kirschner wire (2) on one side of the device main body (1), a small bone (3) on one side of the Kirschner wire (2), a needle head (4) at the top end of the Kirschner wire (2), a framework (5) outside the device main body (1) and a thread groove (6) on one side of the surface of the Kirschner wire (2) together.
7. A locking k-wire tool as claimed in claim 1, wherein: the external screw thread (7) of thread groove (6) periphery, the peripheral screw thread pincers (8) of kirschner wire (2), the external screw thread (7) periphery inlay with nut (11), inlay with internal thread (13) of nut (11) inside, swivel part (14) of screw thread pincers (8) middle part, handle (16) of swivel part (14) bottom, inlay with tight and bolt (17) of nut (11) outer wall one side, tight and bolt (17) bottom surface's spiral mouth (18) constitute fixing device jointly.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022298770.2U CN213850982U (en) | 2020-10-15 | 2020-10-15 | Locking kirschner wire instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022298770.2U CN213850982U (en) | 2020-10-15 | 2020-10-15 | Locking kirschner wire instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213850982U true CN213850982U (en) | 2021-08-03 |
Family
ID=77072401
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022298770.2U Expired - Fee Related CN213850982U (en) | 2020-10-15 | 2020-10-15 | Locking kirschner wire instrument |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213850982U (en) |
-
2020
- 2020-10-15 CN CN202022298770.2U patent/CN213850982U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210803 |