CN219374875U - Femoral fracture reduction device - Google Patents
Femoral fracture reduction device Download PDFInfo
- Publication number
- CN219374875U CN219374875U CN202320659466.7U CN202320659466U CN219374875U CN 219374875 U CN219374875 U CN 219374875U CN 202320659466 U CN202320659466 U CN 202320659466U CN 219374875 U CN219374875 U CN 219374875U
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- China
- Prior art keywords
- middle connecting
- reset
- reduction device
- lower reset
- fracture reduction
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/30—Against vector-borne diseases, e.g. mosquito-borne, fly-borne, tick-borne or waterborne diseases whose impact is exacerbated by climate change
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Abstract
The utility model relates to a femoral fracture reduction device in the field of medical appliances, which is characterized in that: the device comprises a reset structure body, wherein the reset structure body comprises an upper grabbing part, a middle connecting part and a lower reset part; the middle connecting part and the lower reset part are integrally formed and arranged, the upper grabbing part is connected with the middle connecting part through a connecting assembly, the head of the lower reset part is arranged in a conical shape, the end part of the lower reset part is a blunt end, and a through hole is formed in the center of the blunt end; the middle connecting part and the lower reset part are hollow, an ejector rod structure is arranged in the middle connecting part and the lower reset part, and ejection is carried out through the through hole; the utility model has simple structure, can effectively support the fracture part of the femur to reset when in use, can increase the contact area, improve the operation efficiency and reduce the pain of patients.
Description
Technical Field
The utility model relates to the field of medical instruments, in particular to a resetting device.
Background
The fracture of the femoral shaft cannot maintain the alignment of the fracture due to strong muscle traction around the fracture, and after the manual reduction, the fracture is externally fixed by gypsum or a small splint. Therefore, the complete fracture of the femoral shaft is an unstable fracture no matter what type, and the continuous traction is needed to overcome the muscle contraction, and the external fixation is needed after the continuous traction is maintained for a period of time; and when the femur is reset, the fracture block needs to be reset by being propped against or being reset by using the Kirschner wire, and the Kirschner wire is easy to slide out or is damaged by the traditional method, so that an auxiliary reset device is needed to be invented, and the repair is carried out through the auxiliary reset device.
Disclosure of Invention
Aiming at the defects existing in the prior art, the utility model provides the femoral fracture reduction device which has a simple structure, can effectively support the femoral fracture part for reduction when in use, can increase the contact area, improves the operation efficiency and reduces the pain of patients.
The purpose of the utility model is realized in the following way: a femoral fracture reduction device, comprising a reduction structure body, wherein the reduction structure body comprises an upper grabbing part, a middle connecting part and a lower reduction part; the middle connecting part and the lower reset part are integrally formed and arranged, the upper grabbing part is connected with the middle connecting part through a connecting assembly, the head of the lower reset part is arranged in a conical shape, the end part of the lower reset part is a blunt end, and a through hole is formed in the center of the blunt end; the middle connecting part and the lower reset part are hollow, and the inside of the middle connecting part and the lower reset part is provided with a push rod structure and is pushed in and pushed out through a through hole.
When the utility model works, an operator can adjust the ejection length of the ejector rod structure according to the fracture condition of the femur of a patient, and the distance is adjusted by stretching or shrinking the marked scale on the front thin rod part; when the front fine rod part is adjusted, the upper grabbing part is adjusted inwards, so that the front fine rod part can be ejected out, and then the front fine rod part is locked by the locking ring, so that the front fine rod part can be locked and then reset; meanwhile, when the front thin rod part is required to be contracted backwards, the locking ring can be directly loosened, the upper grabbing part is withdrawn backwards, and the rear thick rod part is ejected backwards under the action of the compression spring, so that the front thin rod part can be driven to move inwards.
The utility model has the advantages that: the utility model has simple structure, can effectively support the femoral fracture part for reduction when in use, can increase the contact area, improve the operation efficiency and reduce the pain of patients.
As a further improvement of the present utility model, in order to facilitate the adjustment of the extension length of the ejector pin structure; the intermediate connection portion includes an intermediate front end and an intermediate rear end, the through-hole diameter in the intermediate front end being smaller than the through-hole diameter of the intermediate rear end.
As a further improvement of the utility model, the ejector rod structure can normally perform ejection; the front end of the ejector rod structure is arranged in a plane, the ejector rod structure comprises a front side thin rod part and a rear side thick rod part, the front side thin rod part is sleeved at the middle front end, the rear side thick rod part is sleeved at the middle rear end, and a compression spring is arranged on the periphery of the rear side thick rod part.
As a further improvement of the utility model, locking is facilitated for the connection assembly; the connecting assembly comprises an external thread and a locking ring which are arranged on the middle connecting part, an internal thread is arranged on the upper grabbing part, the upper grabbing part is connected with the external thread on the middle connecting part through the internal thread, and the ejector rod structure is extruded and simultaneously locked through the locking ring.
As a further improvement of the present utility model, in order to facilitate grasping by an operator; the upper grabbing part is arranged in a cross shape or a straight shape.
As a further improvement of the utility model, effective work is performed for the operator; the angle of the head of the lower reset portion is 30 ° -50 °.
As a further improvement of the utility model, in order to facilitate the control of the length of the ejector rod structure, the front thin rod part is provided with scales in a matching way.
Drawings
Fig. 1 is a front view of the femur in a finished state of the utility model.
Fig. 2 is a front view of a femoral fracture in accordance with the present utility model.
Fig. 3 is a front view of the present utility model.
Wherein, 1 upside snatchs the part, 2 intermediate junction portion, 3 downside reset part, 4 locking rings, 5 hold-down springs, 6 rear side thick pole portions, 7 front side thin pole portions.
Description of the embodiments
As shown in fig. 1-3, the object of the present utility model is achieved in that: a femoral fracture reduction device comprises a reduction structure body, wherein the reduction structure body comprises an upper grabbing part 1, a middle connecting part 2 and a lower reduction part 3; the middle connecting part 2 and the lower reset part 3 are integrally formed, the upper grabbing part 1 and the middle connecting part 2 are connected through a connecting component, the head of the lower reset part 3 is arranged in a conical shape, the end part of the lower reset part is a blunt end, and a through hole is formed in the center of the blunt end; the middle connecting part 2 and the lower reset part 3 are hollow, and are internally provided with a push rod structure and are pushed in and pushed out through the through holes; the intermediate connection part 2 comprises an intermediate front end and an intermediate rear end, wherein the diameter of a through hole in the intermediate front end is smaller than that of a through hole in the intermediate rear end; the foremost end of the ejector rod structure is arranged in a plane, the ejector rod structure comprises a front thin rod part 7 and a rear thick rod part 6, the front thin rod part 7 is sleeved at the middle front end, the rear thick rod part 6 is sleeved at the middle rear end, and the periphery of the rear thick rod part is provided with a compression spring 5; the connecting assembly comprises an external thread and a locking ring 4 which are arranged on the middle connecting part 2, and an internal thread which is arranged on the upper grabbing part 1, wherein the upper grabbing part 1 is connected with the external thread on the middle connecting part 2 through the internal thread, and the ejector rod structure is extruded and simultaneously locked through the locking ring 4; the upper grabbing part 1 is arranged in a cross shape or a straight shape; the angle of the head of the lower reset portion 3 is 30 ° -50 °; the front side slender rod part 7 is provided with scales in a matching way.
When the utility model works, an operator can adjust the ejection length of the ejector rod structure according to the fracture condition of the femur of a patient, and the distance is adjusted by stretching or shrinking the marked scale on the front thin rod part 7; during adjustment, the front thin rod part 7 can be ejected out through inward adjustment of the upper grabbing part 1, and then the front thin rod part is locked through the locking ring 4, so that the front thin rod part can be locked and then reset; meanwhile, when the front thin rod part 7 is required to be contracted backwards, the locking ring 4 can be directly loosened, the upper grabbing part 1 is withdrawn backwards, and the rear thick rod part 6 is ejected backwards under the action of the compression spring 5, so that the front thin rod part 7 can be driven to move inwards.
The utility model is not limited to the above embodiments, and based on the technical solution disclosed in the utility model, a person skilled in the art may make some substitutions and modifications to some technical features thereof without creative effort according to the technical content disclosed, and all the substitutions and modifications are within the protection scope of the utility model.
Claims (7)
1. A femoral fracture reduction device, characterized in that: the device comprises a reset structure body, wherein the reset structure body comprises an upper grabbing part, a middle connecting part and a lower reset part; the middle connecting part and the lower reset part are integrally formed and arranged, the upper grabbing part is connected with the middle connecting part through a connecting assembly, the head of the lower reset part is arranged in a conical shape, the end part of the lower reset part is a blunt end, and a through hole is formed in the center of the blunt end; the middle connecting part and the lower reset part are hollow, and the inside of the middle connecting part and the lower reset part is provided with a push rod structure and is pushed in and pushed out through a through hole.
2. A femoral fracture reduction device according to claim 1, wherein: the intermediate connection portion includes an intermediate front end and an intermediate rear end, the through-hole diameter in the intermediate front end being smaller than the through-hole diameter of the intermediate rear end.
3. A femoral fracture reduction device according to claim 1, wherein: the front end of the ejector rod structure is arranged in a plane, the ejector rod structure comprises a front side thin rod part and a rear side thick rod part, the front side thin rod part is sleeved at the middle front end, the rear side thick rod part is sleeved at the middle rear end, and a compression spring is arranged on the periphery of the rear side thick rod part.
4. A femoral fracture reduction device according to claim 1, wherein: the connecting assembly comprises an external thread and a locking ring which are arranged on the middle connecting part, an internal thread is arranged on the upper grabbing part, the upper grabbing part is connected with the external thread on the middle connecting part through the internal thread, and the ejector rod structure is extruded and simultaneously locked through the locking ring.
5. A femoral fracture reduction device according to claim 1, wherein: the upper grabbing part is arranged in a cross shape or a straight shape.
6. A femoral fracture reduction device according to claim 1, wherein: the angle of the head of the lower reset portion is 30 ° -50 °.
7. A femoral fracture reduction device according to claim 3, wherein: the front side slender rod part is provided with scales in a matching way.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320659466.7U CN219374875U (en) | 2023-03-30 | 2023-03-30 | Femoral fracture reduction device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320659466.7U CN219374875U (en) | 2023-03-30 | 2023-03-30 | Femoral fracture reduction device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219374875U true CN219374875U (en) | 2023-07-21 |
Family
ID=87187198
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320659466.7U Active CN219374875U (en) | 2023-03-30 | 2023-03-30 | Femoral fracture reduction device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219374875U (en) |
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2023
- 2023-03-30 CN CN202320659466.7U patent/CN219374875U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP02 | Change in the address of a patent holder |
Address after: Fuyang Second People's Hospital, No. 1088 Yinghe West Road, Fuyang City, Anhui Province, 236200 Patentee after: Liu Bo Address before: 106 Qianlou Village, Yanghu Town, Yingshang County, Fuyang, Anhui Province 236000 Patentee before: Liu Bo |
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| CP02 | Change in the address of a patent holder |