CN221555877U - Detachable kirschner wire guide - Google Patents
Detachable kirschner wire guide Download PDFInfo
- Publication number
- CN221555877U CN221555877U CN202322798776.XU CN202322798776U CN221555877U CN 221555877 U CN221555877 U CN 221555877U CN 202322798776 U CN202322798776 U CN 202322798776U CN 221555877 U CN221555877 U CN 221555877U
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- scale mark
- guide
- kirschner wire
- hole
- detachable
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- 238000009434 installation Methods 0.000 claims description 12
- 230000001174 ascending effect Effects 0.000 claims description 2
- 230000000149 penetrating effect Effects 0.000 claims description 2
- 208000010392 Bone Fractures Diseases 0.000 abstract description 11
- 238000000034 method Methods 0.000 description 6
- 210000000988 bone and bone Anatomy 0.000 description 5
- 230000000694 effects Effects 0.000 description 2
- 208000014674 injury Diseases 0.000 description 2
- 230000001788 irregular Effects 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- FGRBYDKOBBBPOI-UHFFFAOYSA-N 10,10-dioxo-2-[4-(N-phenylanilino)phenyl]thioxanthen-9-one Chemical compound O=C1c2ccccc2S(=O)(=O)c2ccc(cc12)-c1ccc(cc1)N(c1ccccc1)c1ccccc1 FGRBYDKOBBBPOI-UHFFFAOYSA-N 0.000 description 1
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 230000036770 blood supply Effects 0.000 description 1
- 230000007012 clinical effect Effects 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 201000010099 disease Diseases 0.000 description 1
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 1
- 239000007943 implant Substances 0.000 description 1
- 210000000450 navicular bone Anatomy 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 230000007170 pathology Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 230000008733 trauma Effects 0.000 description 1
Landscapes
- Dental Tools And Instruments Or Auxiliary Dental Instruments (AREA)
Abstract
The utility model relates to the technical field of bone fracture guides, in particular to a detachable Kirschner wire guide which comprises a guide rod and a handheld part, wherein the guide rod is in a semicircular arc shape with an upward opening, and the handheld part is fixedly arranged on the upper side of the right end of the guide rod. The utility model has reasonable and compact structure and convenient use, and can accurately control the driving direction of the Kirschner wire through the semicircular guide rod, the turntable capable of rotating and adjusting the needle entering direction, the corner scale mark, the indication line and the needle outlet angle scale mark; the sleeve is a plurality of sleeves with different inner diameters, and the fastening part can be quickly replaced after being loosened, so that the sleeve is matched with the outer diameter of the Kirschner wire used in the operation, and the problem of single aperture of the guider in the prior art is effectively solved; in addition, the guide device does not need to be pressed and fixed by fingers of medical staff, can effectively reduce the operation difficulty, and has the characteristics of simple structure and operation, low cost and good stability.
Description
Technical Field
The utility model relates to the technical field of bone fracture guide devices, in particular to a detachable kirschner wire guide device.
Background
The fracture refers to a disease caused by partial or complete fracture of bone due to trauma or pathology, when treating the fracture, the fractured end of the bone which is displaced after the fracture is usually restored to the normal or nearly normal position, and after the fracture is reset, the fracture is unstable and is easy to be displaced again, so that the fracture is fixed at a satisfactory position by adopting different methods to gradually heal, and the fixing methods comprise external fixing and internal fixing.
Kirschner wire fixation is a common internal fixation method, and is generally used for some unstable fractures, and has good clinical effect for short bones, irregular bones, adjacent joint fracture fixation and trans-joint fixation.
When the Kirschner wire is fixed, firstly, one end of the Kirschner wire is required to be installed on an electric drill, then the electric drill is started, the Kirschner wire is driven into bones to be fixed, but the Kirschner wire is difficult to grasp accurately according to a preset angle and a preset position, particularly, the irregular bones with multiple joint surfaces like the carpal navicular bones are difficult to grasp, when the driving angle and the driving position are inaccurate, the Kirschner wire is required to be pulled out, the Kirschner wire is driven again, the auxiliary injury is required to be driven in a plurality of times in one operation, the blood supply is further damaged, the operation time is prolonged, and the treatment effect is further influenced. The angle and the position of the Kirschner wire are difficult to grasp, so the disposable success rate of the Kirschner wire fixing operation is low.
The existing guide is a handheld unidirectional metal module generally, the direction of the Kirschner wire can be determined only by adjusting the direction of the metal module, the driving direction of the Kirschner wire is difficult to accurately guide, the aperture of the guide is single, and the requirements of driving the Kirschner wire with different diameters cannot be met.
Disclosure of Invention
The utility model provides a detachable Kirschner wire guide, which overcomes the defects of the prior art, and can effectively solve the problems that the driving direction of the Kirschner wire of the prior guide is not accurate enough and the aperture of the guide is single.
The technical scheme of the utility model is realized by the following measures: the utility model provides a can dismantle kirschner wire director, including guide bar and handheld portion, the guide bar is the ascending semicircle of opening, guide bar right-hand member upside fixed mounting has handheld portion, the interval is equipped with preceding support and back support around the handheld portion upside, preceding support upper portion is equipped with the regulation hole that link up from front to back, be equipped with the rotation stopping screw that link up from front to back on the back support that corresponds the regulation hole position, be equipped with the rotation stopping bolt that the front portion is located first regulation hole in the rotation stopping screw, the rotation stopping bolt outside cover that corresponds the position between preceding support and the back support is equipped with the revolving stage, revolving stage upper portion is equipped with at least one and links up the guiding hole about, all be equipped with the sleeve pipe that can control the removal in every guiding hole, all be equipped with fastening portion between every sleeve pipe and the guiding hole.
The following are further optimizations and/or improvements to the above-described inventive solution:
The upper part of the turntable can be provided with two guide holes which are penetrated left and right, the axes of the two guide holes are vertically parallel, and the inner diameter of the upper guide hole is smaller than that of the lower guide hole.
The fastening part can be a hand-screwed bolt, the rotary table corresponding to each sleeve position can be provided with a fastening screw hole which is internally and externally penetrated, and each fastening screw hole can be internally provided with a hand-screwed bolt with the inner end propped against the outer side of the corresponding sleeve.
The handheld portion can comprise a connecting block and a handle, the upper side of the right end of the guide rod is fixedly installed with the middle of the lower side of the connecting block, the middle of the connecting block is respectively provided with a first installation hole and a second installation hole which are communicated in a front-back mode and a left-right mode, and the inner side of the rear portion of the first installation hole or the inner side of the right portion of the second installation hole can be detachably installed with the outer side of the connecting end of the handle.
The front side of the left part of the front support and the rear side of the left part of the rear support can be provided with corner graduation marks capable of indicating the rotation angle of the Kirschner wire, each turntable corresponding to the zero degree position of the corner graduation mark is provided with an indication line, and the outer side of the left part of the guide rod can be provided with needle outlet angle graduation marks corresponding to the corner graduation marks one by one.
The left end of the turntable can be inclined in a left-lower-right-upper mode.
The utility model has reasonable and compact structure and convenient use, and can accurately control the driving direction of the Kirschner wire through the semicircular guide rod, the turntable capable of rotating and adjusting the needle entering direction, the corner scale mark, the indication line and the needle outlet angle scale mark; the sleeve is a plurality of sleeves with different inner diameters, and the fastening part can be quickly replaced after being loosened, so that the sleeve is matched with the outer diameter of the Kirschner wire used in the operation, and the problem of single aperture of the guider in the prior art is effectively solved; in addition, the guide device does not need to be pressed and fixed by fingers of medical staff, can effectively reduce the operation difficulty, and has the characteristics of simple structure and operation, low cost and good stability.
Drawings
Fig. 1 is a schematic diagram showing the front view structure of embodiments 1 to 6 of the present utility model.
The codes in the drawings are respectively: 1 is a guide rod, 2 is a front support, 3 is a rotary bolt, 4 is a turntable, 5 is a sleeve, 6 is a hand-screwed bolt, 7 is a connecting block, 8 is a handle, 9 is a corner scale mark, 10 is an indication line, 11 is a needle outlet angle scale mark, and 12 is a first mounting hole.
Detailed Description
The present utility model is not limited by the following examples, and specific embodiments can be determined according to the technical scheme and practical situations of the present utility model.
In the present utility model, for convenience of description, the description of the relative positional relationship of each component is described according to the layout manner of fig. 1 of the specification, for example: the positional relationship of the front, rear, upper, lower, left, right, etc. is determined in accordance with the layout direction of the drawings of the specification.
The utility model is further described below with reference to examples and figures:
Example 1: as shown in the attached drawing 1, the detachable Kirschner wire guide comprises a guide rod 1 and a handheld part, wherein the guide rod 1 is in a semicircular arc shape with an upward opening, the handheld part is fixedly arranged on the upper side of the right end of the guide rod 1, a front support 2 and a rear support are arranged at intervals in front of and behind the upper side of the handheld part, a front support 2 is provided with a front and rear through adjusting hole, a front and rear through rotation stopping screw hole is formed in the rear support corresponding to the position of the adjusting hole, a front rotation stopping bolt 3 is arranged in the rotation stopping screw hole, a turntable 4 is sleeved on the outer side of the rotation stopping bolt 3 corresponding to the position between the front support 2 and the rear support, at least one left and right through guide hole is formed in the upper part of the turntable 4, a sleeve 5 capable of moving left and right is arranged in each guide hole, and a fastening part is arranged between each sleeve 5 and the guide hole.
By the arrangement, the semicircular guide rod 1 can be better attached to the arm or the leg, and has better guidance quality and stability; the hand-held portion is more convenient for the medical staff to grasp and operate the guide. In the use process, when the rotary table 4 rotates to a preset position (namely after the needle inlet angle and the needle outlet angle of the Kirschner wire are adjusted), the rotation stopping bolt 3 can be screwed tightly, the front side surface and the rear side surface of the rotary table 4 are clamped through the front support 2 and the rear support, the rotary table 4 is fixed in position and is not rotated any more, a proper guide hole is selected to be installed into the sleeve 5, the sleeve 5 is moved left and right to be matched with an operation position, and finally the sleeve 5 is fixed through the fastening part. According to the need, in order to facilitate the operation by bare hands, the rotation stopping bolt 3 can be realized by manually screwing a bolt or a butterfly bolt in the prior art; the inner diameter of the sleeve 5 can be selected according to the outer diameter size of the Kirschner wire used in the operation, so as to be matched with different outer diameters of the Kirschner wire in the prior art, the sleeve 5 can be a group of a plurality of sleeves 5 with different inner diameters, and the inner diameter size of the guide hole is matched with the outer diameter size of the sleeve 5 in the prior art; the fastening portion may be a set screw or a hand screw or a fastening thread as in the prior art.
The utility model has reasonable and compact structure and convenient use, and can accurately control the driving direction of the Kirschner wire by the semicircular guide rod 1 and the rotary table 4 which can rotate and adjust the needle entering direction; the sleeve 5 is a plurality of sleeves 5 with different inner diameters, and the fastening part can be quickly replaced after being loosened, so that the sleeve 5 is matched with the outer diameter of the Kirschner wire used in the operation, and the problem of single aperture of the guider in the prior art is effectively solved; in addition, the guide device does not need to be pressed and fixed by fingers of medical staff, can effectively reduce the operation difficulty, and has the characteristics of simple structure and operation, low cost and good stability.
The detachable k-wire guide can be further optimized or/and improved according to actual needs:
example 2: as shown in fig. 1, two guide holes penetrating left and right are arranged at the upper part of the turntable 4, the axes of the two guide holes are parallel up and down, and the inner diameter of the guide hole at the upper part is smaller than that of the guide hole at the lower part.
In the use process, through changing the sleeve of different internal diameters, can constitute the parallel director that has different internal diameters or same internal diameter fast, and then implant broken bone department with two parallel K's needles of thickness the same or thickness different fast.
Example 3: as shown in fig. 1, the fastening part is a hand-screwed bolt 6, the rotary table 4 corresponding to the position of each sleeve 5 is provided with a fastening screw hole which is internally and externally penetrated, and each fastening screw hole is internally provided with the hand-screwed bolt 6 with the inner end propped against the outer side of the corresponding sleeve. Through the arrangement, the sleeve can be replaced and fastened more quickly, the operation time is saved, and the working efficiency is improved.
Example 4: as shown in fig. 1, the hand-held part comprises a connecting block 7 and a handle 8, the upper side of the right end of the guide rod 1 is fixedly mounted with the middle part of the lower side of the connecting block 7, the middle part of the connecting block 7 is respectively provided with a first mounting hole 12 and a second mounting hole which are communicated front and back and left and right, and the inner side of the rear part of the first mounting hole 12 or the inner side of the right part of the second mounting hole can be detachably mounted with the outer side of the connecting end of the handle 8.
By the arrangement, medical staff can select the mounting position of the handle 8 according to the needs, thereby being more convenient for operating the guide device; according to the requirement, the first mounting hole 12 and the second mounting hole can be assembled with the outer side of the connecting end of the handle 8 through quick assembly and disassembly modes such as threaded connection or snap connection in the prior art.
Example 5: as shown in fig. 1, the front side of the left part of the front support 2 and the rear side of the left part of the rear support are respectively provided with a corner scale mark 9 capable of indicating the rotation angle of the kirschner wire, each turntable 4 corresponding to the zero degree position of the corner scale mark 9 is respectively provided with an indication line 10, and the outer side of the left part of the guide rod 1 is provided with a needle outlet angle scale mark 11 corresponding to the corner scale mark 9 one by one.
In the use process, when the indication line 10 is aligned with the zero-degree position of the corner scale line 9, the sleeve 5 is in a horizontal state as shown in fig. 1, and when the rotary table 4 is rotated leftwards, the indication line 10 can immediately indicate the current needle advance angle position; when the kirschner wire is punched out, the kirschner wire needle head and the needle outlet angle scale marks 11 can immediately indicate the needle outlet angle of the kirschner wire, so that whether the needle inlet direction and the needle outlet direction of the kirschner wire meet the expected operation requirement or not can be rapidly judged.
Example 6: as shown in fig. 1, the left end of the turntable 4 is inclined in a left-lower-right-upper-shape. By the arrangement, the left end face of the rotary table 4 can be attached to the skin, and the guidance quality and stability are better.
The technical characteristics form the embodiment of the utility model, have stronger adaptability and implementation effect, and can increase or decrease unnecessary technical characteristics according to actual needs so as to meet the requirements of different situations.
Claims (10)
1. The utility model provides a can dismantle kirschner wire director, a serial communication port includes guide bar and handheld portion, the guide bar is the ascending semicircle arc of opening, guide bar right-hand member upside fixed mounting has handheld portion, the interval is equipped with front support and back support around the handheld portion upside, front support upper portion is equipped with the regulation hole that link up from front to back, be equipped with the rotation stopping screw that link up from front to back on the back support that corresponds the regulation hole position, be equipped with the rotation stopping bolt that the front portion is located first regulation hole in the rotation stopping screw, the rotation stopping bolt outside cover that corresponds the position between front support and the back support is equipped with the revolving stage, revolving stage upper portion is equipped with at least one and links up the guiding hole about, all be equipped with the sleeve pipe that can control the removal in every guiding hole, all be equipped with fastening portion between every sleeve pipe and the guiding hole.
2. The detachable k-wire guide device according to claim 1, wherein the upper part of the turntable is provided with two guide holes which are penetrated left and right, the axes of the two guide holes are parallel up and down, and the inner diameter of the upper guide hole is smaller than that of the lower guide hole.
3. The detachable k-wire guide according to claim 1 or 2, wherein the fastening portion is a hand-screwed bolt, the turntable corresponding to each sleeve position is provided with a fastening screw hole penetrating from inside to outside, and each fastening screw hole is internally provided with a hand-screwed bolt with an inner end abutting against the outer side of the corresponding sleeve.
4. The detachable k-wire guide according to claim 1 or 2, wherein the hand-held part comprises a connecting block and a handle, the upper side of the right end of the guide rod is fixedly installed with the middle part of the lower side of the connecting block, the middle part of the connecting block is respectively provided with a first installation hole and a second installation hole which are penetrated front and back and left and right, and the inner side of the rear part of the first installation hole or the inner side of the right part of the second installation hole can be detachably installed with the outer side of the connecting end of the handle.
5. The detachable k-wire guide device according to claim 3, wherein the hand-held part comprises a connecting block and a handle, the upper side of the right end of the guide rod is fixedly installed with the middle part of the lower side of the connecting block, the middle part of the connecting block is respectively provided with a first installation hole and a second installation hole which are penetrated front and back and left and right, and the inner side of the rear part of the first installation hole or the inner side of the right part of the second installation hole can be detachably installed with the outer side of the connecting end of the handle.
6. The detachable kirschner wire guide device according to claim 1, 2 or 5, wherein the front side of the left part of the front support and the rear side of the left part of the rear support are respectively provided with a corner scale mark capable of indicating the rotation angle of the kirschner wire, each turntable corresponding to the zero degree position of the corner scale mark is respectively provided with an indication line, and the outer side of the left part of the guide rod is provided with a needle outlet angle scale mark corresponding to the corner scale mark one by one.
7. The detachable kirschner wire guide device according to claim 3, wherein the front side of the left part of the front support and the rear side of the left part of the rear support are respectively provided with a corner scale mark capable of indicating the rotation angle of the kirschner wire, each turntable corresponding to the zero degree position of the corner scale mark is respectively provided with an indication line, and the outer side of the left part of the guide rod is provided with a needle outlet angle scale mark corresponding to the corner scale mark one by one.
8. The detachable kirschner wire guide device of claim 4, wherein the front side of the left part of the front support and the rear side of the left part of the rear support are respectively provided with a corner scale mark capable of indicating the rotation angle of the kirschner wire, each turntable corresponding to the zero degree position of the corner scale mark is respectively provided with an indication line, and the outer side of the left part of the guide rod is provided with a needle outlet angle scale mark corresponding to the corner scale mark one by one.
9. The detachable k-wire guide according to claim 1 or 2 or 5 or 7 or 8, wherein the left end of the turntable is inclined in a left-lower right-upper shape.
10. The detachable k-wire guide of claim 6 wherein the left end of the turntable is inclined in a lower left, upper right configuration.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322798776.XU CN221555877U (en) | 2023-10-18 | 2023-10-18 | Detachable kirschner wire guide |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322798776.XU CN221555877U (en) | 2023-10-18 | 2023-10-18 | Detachable kirschner wire guide |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221555877U true CN221555877U (en) | 2024-08-20 |
Family
ID=92266089
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322798776.XU Active CN221555877U (en) | 2023-10-18 | 2023-10-18 | Detachable kirschner wire guide |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221555877U (en) |
-
2023
- 2023-10-18 CN CN202322798776.XU patent/CN221555877U/en active Active
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