CN220046045U - Device for assisting in closing and resetting fracture of femoral shaft - Google Patents
Device for assisting in closing and resetting fracture of femoral shaft Download PDFInfo
- Publication number
- CN220046045U CN220046045U CN202321431667.8U CN202321431667U CN220046045U CN 220046045 U CN220046045 U CN 220046045U CN 202321431667 U CN202321431667 U CN 202321431667U CN 220046045 U CN220046045 U CN 220046045U
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- Prior art keywords
- bone
- fracture
- connecting rod
- assisting
- pincers
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- 210000000988 bone and bone Anatomy 0.000 claims abstract description 68
- 210000000080 chela (arthropods) Anatomy 0.000 claims description 20
- 229910001220 stainless steel Inorganic materials 0.000 claims description 3
- 239000010935 stainless steel Substances 0.000 claims description 3
- 238000004804 winding Methods 0.000 claims description 3
- 238000006073 displacement reaction Methods 0.000 abstract description 4
- 238000004904 shortening Methods 0.000 abstract description 4
- 238000005260 corrosion Methods 0.000 abstract description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 238000004659 sterilization and disinfection Methods 0.000 abstract description 2
- 206010017076 Fracture Diseases 0.000 description 23
- 230000000149 penetrating effect Effects 0.000 description 3
- 230000017531 blood circulation Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 206010053206 Fracture displacement Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000740 bleeding effect Effects 0.000 description 1
- 230000037396 body weight Effects 0.000 description 1
- 239000003638 chemical reducing agent Substances 0.000 description 1
- 230000008094 contradictory effect Effects 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 210000003205 muscle Anatomy 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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- Surgical Instruments (AREA)
Abstract
The device for assisting the closed reduction of the femoral shaft fracture comprises a bone holder, and is characterized in that the bone holder is provided with two clamp bodies, each clamp body is divided into a clamp mouth part, a connecting part and a clamp handle part, the clamp mouth parts and the clamp handle parts are on the same side, the connecting parts of the two clamp bodies are rotationally connected through a pin shaft, and when the clamp handle parts of the two clamp bodies are propped open, the clamp mouth parts of the two clamp bodies are close to each other; the bone holder is provided with two, the forceps handle part of the bone holder is provided with a plurality of through holes, the other end of the connecting rod passes through the through hole of one bone holder, the other end of the connecting rod passes through the through hole of the other bone holder, both ends of the connecting rod are provided with threads, and the connecting rod is in threaded connection with a limiting nut for limiting; the bone holding needle also comprises a bone holding needle universal head and a needle hole piece; the device has low manufacturing cost, small volume, portability, convenient operation, good anti-corrosion performance, repeated disinfection, and correction of fracture end shortening deformity, 360-degree displacement and rotation deformity.
Description
Technical Field
The utility model relates to the technical field of medical appliances, in particular to a device for assisting in closed reduction of femoral shaft fracture.
Background
The femoral shaft fracture is common fracture, the incidence is 4% -6%, the fracture occurs in young and strong, the muscle of the patient is developed, the fracture end can not be reset by bare-handed traction, the open operation has the defects of large bleeding amount and large damage to the blood circulation of the fracture end, and the closed reset internal fixation operation is clinically performed under the assistance of a traction bed or a tractor, when the fracture is difficult to reset, the fracture end is reset under the direct vision of a small incision, so that the blood circulation of the fracture end is damaged, and the occurrence of bone nonunion can be caused.
The existing fracture device such as a fracture traction reducer only provides correction of shortening deformity at the fracture end, but fails to provide correction of displacement and rotation deformity in 360 degrees, and has the defects of high cost and great body weight.
Disclosure of Invention
The utility model aims to solve the technical problem of providing a device for assisting in closing and resetting of fracture of a femoral shaft, which can effectively solve the problems in the prior art.
In order to solve the problems, the utility model adopts the following technical scheme: the utility model provides an auxiliary femoral shaft fracture closed reduction's device, includes and holds the bone ware, its characterized in that, it is equipped with two pincers bodies to hold the bone ware, and the pincers body divide into pincers mouth, connecting portion and pincers stalk portion, and pincers mouth and pincers stalk portion are homonymy each other, and the connecting portion of two pincers bodies are rotated through the round pin axle and are connected, and when the pincers stalk portion of two pincers bodies struts, its pincers mouth portion draws close each other.
As a further preferable scheme of the utility model, the adjustable rod is further provided with an adjusting rod and a plurality of limiting nuts, threads are arranged at two ends of the adjusting rod, the handle parts of the pliers are provided with through holes, the adjusting rod penetrates through the through holes of the two handle parts of the pliers, and the limiting nuts are connected with the adjusting rod through threads to limit the position.
As a further preferable scheme of the utility model, the bone holder is provided with two, the forceps handle of the bone holder is provided with a plurality of through holes, the other end of the connecting rod passes through the through hole of one bone holder, the other end of the connecting rod passes through the through hole of the other bone holder, both ends of the connecting rod are provided with threads, and the connecting rod is limited by being in threaded connection with a limiting nut.
As a further preferable scheme of the utility model, the device further comprises a bone holding needle, a Kirschner wire, a universal head and a needle hole piece, wherein the needle hole piece is hinged with the pin shaft, the Kirschner wire passes through the needle hole piece, a threaded hole is formed in the side surface of the needle hole piece, and the Kirschner wire passes through the top fastening needle through a pin; the bone holding needle is connected with the connecting rod through the universal head.
As a further preferable scheme of the utility model, the diameter of the bone holding needle is 3-5 mm.
As a further preferable mode of the utility model, the connecting rod and the universal head are provided with a first sleeve, a second sleeve and an adjusting nut; the first sleeve member is rotationally connected with the second sleeve member, and the tightness degree of rotation is adjusted through an adjusting nut; the first external member is sleeved with the connecting rod, and the second external member is sleeved with one end of the bone holding needle.
As a further preferable mode of the utility model, the side surfaces of the first sleeve and the second sleeve are provided with threaded holes, and the first sleeve and the second sleeve are positioned by penetrating through the pins.
As a further preferable mode of the utility model, the bone holding needle is provided with a thread winding, and one end of the bone holding needle is provided with a spike part.
As a further preferable aspect of the present utility model, the bone holder is made of stainless steel.
Compared with the prior art, the utility model provides a device for assisting in the closed reduction of femoral shaft fracture, which has the following beneficial effects:
the device has low manufacturing cost, small volume, portability, convenient operation, good anti-corrosion performance, repeated disinfection, and correction of fracture end shortening deformity, 360-degree displacement and rotation deformity.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic view of a portion of the structure of the present utility model;
FIG. 3 is a schematic view of a portion of the structure of the present utility model;
FIG. 4 is a cross-sectional view of the present utility model;
FIG. 5 is a schematic view 1 of the present utility model in use;
FIG. 6 is a schematic view of the present utility model in use 2;
wherein: 1. a clamp body; 1-1, a clamp mouth part; 1-2, a connecting part; 1-3, pliers handle; 1-31, through holes; 1-4, a pin shaft; 1-5, perforating; 2. an adjusting rod; 3. a limit nut; 4. a bone holding needle; 5. a connecting rod; 6. a universal head; 6-1, a first kit; 6-2, a second kit; 6-3, adjusting the nut; 7. needle hole piece, 8, kirschner wire.
Detailed Description
It should be noted that, if a directional indication (such as up, down, left, right, front, and rear … …) is involved in the embodiment of the present utility model, the directional indication is merely used to explain the relative positional relationship, movement condition, etc. between the components in a specific posture, and if the specific posture is changed, the directional indication is correspondingly changed.
In addition, if there is a description of "first", "second", etc. in the embodiments of the present utility model, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In addition, if "and/or" and/or "are used throughout, the meaning includes three parallel schemes, for example," a and/or B "including a scheme, or B scheme, or a scheme where a and B are satisfied simultaneously. In addition, the technical solutions of the embodiments may be combined with each other, but it is necessary to base that the technical solutions can be realized by those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should be considered to be absent and not within the scope of protection claimed in the present utility model.
Referring to fig. 1-6, the utility model provides a device for assisting in closing and resetting fracture of a femoral shaft, which comprises a bone holder and is characterized in that the bone holder is provided with two forceps bodies 1, wherein the forceps bodies 1 are divided into forceps mouth parts 1-1, connecting parts 1-2 and forceps handle parts 1-3, the forceps mouth parts 1-1 and the forceps handle parts 1-3 are on the same side, the connecting parts 1-2 of the two forceps bodies 1 are rotationally connected through a pin shaft 1-4, and when the forceps handle parts 1-3 of the two forceps bodies 1 are unfolded, the forceps mouth parts 1-1 are mutually close.
As a further preferable scheme of the utility model, the adjustable rod is further provided with an adjustable rod 2 and a plurality of limit nuts 3, threads are arranged at two ends of the adjustable rod 2, the clamp handle parts 1-3 are provided with through holes 1-31, the adjustable rod 2 passes through the through holes 1-31 of the two clamp handle parts 1-3, and the adjustable rod 2 is in threaded connection with the limit nuts 3 for limiting.
As a further preferable scheme of the utility model, the bone holder is provided with two connecting rods 5, the forceps handles 1-3 of the bone holders are provided with a plurality of through holes 1-5, the other end of each connecting rod 5 passes through one of the through holes 1-5 of the bone holder, the other end of each connecting rod passes through the through hole 1-5 of the other bone holder, threads are arranged at both ends of each connecting rod 5, and the positions of the two bone holders can be adjusted by limiting the positions of the two bone holders through limiting nuts 3 and the threaded connection of the connecting rods 5.
As a further preferable scheme of the utility model, the utility model further comprises a bone holding needle 4, a Kirschner wire 8, a universal head 6 and a needle hole piece 7, wherein the needle hole piece 7 is hinged with the pin shafts 1-4, the Kirschner wire 8 passes through the needle hole piece 7, a threaded hole is arranged on the side surface of the needle hole piece 7, and the Kirschner wire 8 is propped up by a pin; the pin hole piece 7 can rotate on the pin shaft 1-4, so that the turning direction of the Kirschner wire 4 can be adjusted according to actual conditions; the bone holding needle 4 is connected with the connecting rod 5 through the universal head 6 and is used for adding the holding force of the bone holder; wherein the first sleeve member 6-1 and the second sleeve member 6-2 are rotatable in 360 degrees to accommodate the insertion of the bone needle 4.
As a further preferable mode of the utility model, the diameter of the bone holding needle 4 is 3-5 mm.
As a further preferred embodiment of the present utility model, the universal head 6 is provided with a first sleeve 6-1, a second sleeve 6-2 and an adjusting nut 6-3; the first sleeve member 6-1 is rotatably connected with the second sleeve member 6-2, and the tightness degree, the control direction and the fixing direction of the rotation of the first sleeve member 6-1 and the second sleeve member 6-2 are adjusted through the adjusting nut 6-3; the first sleeve member 6-1 is sleeved with one end of the connecting rod 5, the second sleeve member 6-2 is sleeved with one end of the bone holding needle 4,
as a further preferred embodiment of the present utility model, the sides of the first sleeve 6-1 and the second sleeve 6-2 are provided with threaded holes, through which pins pass for positioning.
As a further preferable scheme of the utility model, the bone holding needle 4 is provided with a thread winding, one end of the bone holding needle is provided with a spike part which is convenient to drill into bones, and the diameters of the bone holding needle are 3.0mm, 3.5mm and 4.0mm for clinical selection, and the lengths of the bone holding needle and the bone holding needle are 20mm.
As a further preferable scheme of the utility model, the bone holder is made of stainless steel, has good corrosion resistance and can be disinfected repeatedly.
As a specific embodiment of the utility model, firstly, the fracture part is determined, small incisions are made at the positions with far distance from the near end and the far end of the fracture, bone holding forceps are used for alignment, then two forceps handles 1-3 are spread, so that the forceps handles 1-1 are close to each other, bones are clamped, limit nuts 3 are screwed down, the displacement of a forceps body 1 is avoided, a bone holder is clamped at one part at two ends of the fracture, then a Kirschner wire 8 is adopted to pass through a pinhole piece 7 arranged on the bone holder, then the angle is adjusted, the Kirschner wire 8 is drilled into the bones, the Kirschner wire 8 is driven into the bones according to the actual situation, and the Kirschner wire 8 is locked by pins, so as to strengthen the stability of the bone holder.
Then the two bone holding forceps are connected through the through holes 1-5 of the connecting rod 5 penetrating the two bone holding forceps and the position is adjusted through the limit nut 3, so as to correct the fracture shortening. Then respectively drilling 3.5mm bone holding needles 4 at the near end and the far end which are about 3cm away from the fracture, selecting the number of the drilled needles according to the actual situation, adjusting the bone holding needles according to the direction of fracture displacement, smoothly penetrating the guide needle from the proximal intramedullary cavity to the far end intramedullary cavity under the perspective of a C arm in operation, sleeving a first sleeve member 6-1 of a universal head 6 on a connecting rod 5 (wherein the universal head 6 can freely slide on the connecting rod and is limited by a limiting nut 3), sleeving a second sleeve member 6-2 into the bone holding needles 4, locking an adjusting nut 6-3 after connection, and forming a stable bone holding frame, and finishing the operation.
The mounting, setting, arranging or connecting modes include, but are not limited to, mounting, setting or connecting by means of screws, riveting, welding or sleeving, fixing and the like according to the needs, and the mounting, setting or connecting modes are selected according to the needs of working situations.
The foregoing description is only of the preferred embodiments of the present utility model and is not intended to limit the scope of the utility model, and all equivalent structural changes made by the description of the present utility model and the accompanying drawings or direct/indirect application in other related technical fields are included in the scope of the utility model.
Claims (9)
1. The utility model provides an auxiliary femoral shaft fracture closed reduction's device, includes the bone holder, its characterized in that, the bone holder is equipped with two pincers bodies (1), and pincers body (1) divide into pincers mouth portion (1-1), connecting portion (1-2) and pincers stalk portion (1-3), and pincers mouth portion (1-1) are homonymy each other with pincers stalk portion (1-3), and connecting portion (1-2) of two pincers bodies (1) are rotated through round pin axle (1-4) and are connected, and when pincers stalk portion (1-3) of two pincers bodies (1) struts, its pincers mouth portion (1-1) draw close each other.
2. The device for assisting in the closed reduction of the femoral shaft fracture according to claim 1, further comprising an adjusting rod (2) and a plurality of limiting nuts (3), wherein threads are arranged at two ends of the adjusting rod (2), through holes (1-31) are formed in the clamp handles (1-3), the adjusting rod (2) penetrates through the through holes (1-31) of the two clamp handles (1-3), and the limiting nuts (3) are in threaded connection with the adjusting rod (2) to limit the fracture.
3. The device for assisting in the closed reduction of the fracture of the femoral shaft according to claim 2, further comprising a connecting rod (5), wherein two bone holders are arranged, a plurality of through holes (1-5) are formed in the clamp handles (1-3) of the bone holders, the other end of the connecting rod (5) penetrates through the through hole (1-5) of one bone holder, the other end of the connecting rod (5) penetrates through the through hole (1-5) of the other bone holder, threads are arranged at two ends of the connecting rod (5), and limiting is carried out through threaded connection of limiting nuts (3) and the connecting rod (5).
4. A device for assisting the closed reduction of a fracture of a femoral shaft according to claim 3, which is characterized by further comprising a bone holding needle (4), a kirschner wire (8), a universal head (6) and a pinhole piece (7), wherein the pinhole piece (7) is hinged with the pin shafts (1-4), the kirschner wire (8) passes through the pinhole piece (7), a threaded hole is arranged on the side surface of the pinhole piece (7), and the kirschner wire (8) is propped up through a pin; the bone holding needle (4) is connected with the connecting rod (5) through the universal head (6).
5. The device for assisting in the closed reduction of femoral shaft fracture according to claim 4, wherein the diameter of the bone holding needle (4) is 3-5 mm.
6. A device for assisting the closed reduction of a fracture of the femoral shaft according to claim 4, characterized in that the bone-holding needle (4) is provided with a thread winding, one end of which is provided with a spike.
7. A device for assisting the closed reduction of a fracture of the femoral shaft according to claim 4, characterized in that the universal head (6) is provided with a first sleeve (6-1), a second sleeve (6-2) and an adjusting nut (6-3); the first sleeve (6-1) is rotationally connected with the second sleeve (6-2), and the tightness degree of rotation is adjusted through an adjusting nut (6-3); the first sleeve member (6-1) is sleeved with the connecting rod (5), and the second sleeve member (6-2) is sleeved with one end of the bone holding needle (4).
8. A device for assisting the closed reduction of a fracture of the femoral shaft according to claim 7, characterized in that the sides of the first (6-1) and second (6-2) sleeve are provided with threaded holes, through which the pins pass for positioning.
9. The device for assisting in the closed reduction of a femoral shaft fracture according to claim 1, wherein the bone holder is made of stainless steel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321431667.8U CN220046045U (en) | 2023-06-07 | 2023-06-07 | Device for assisting in closing and resetting fracture of femoral shaft |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321431667.8U CN220046045U (en) | 2023-06-07 | 2023-06-07 | Device for assisting in closing and resetting fracture of femoral shaft |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220046045U true CN220046045U (en) | 2023-11-21 |
Family
ID=88756954
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321431667.8U Active CN220046045U (en) | 2023-06-07 | 2023-06-07 | Device for assisting in closing and resetting fracture of femoral shaft |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220046045U (en) |
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2023
- 2023-06-07 CN CN202321431667.8U patent/CN220046045U/en active Active
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