CN-224220215-U - Hockey club-like steel plate

CN224220215UCN 224220215 UCN224220215 UCN 224220215UCN-224220215-U

Abstract

The application relates to the technical field of medical appliances and discloses a hockey stick-like steel plate which is used for fixing a tibia, wherein the steel plate comprises an extension section, a turning section and a bending section, the turning section is of a curved structure with a corner, one end of the turning section is connected with the extension section, the extension section extends in the vertical direction, a fixing part is arranged on the extension section, the steel plate is fixed on the tibia, the other end of the turning section is connected with the bending section, the bending section extends circumferentially along the peripheral side of the tibia in the horizontal direction, the bending section is of an arc structure with a curved surface, and an adjusting part is arranged on the bending section, so that the bending section can be attached to the tibia. The steel plate is attached to the medial anatomy structure of the proximal tibia, the dependence of the operation on the accurate position is reduced, the operation difficulty is reduced through the hockey stick-like design and the shapable characteristic, the steel plate is placed through the goose foot tendon, the damage to the medial collateral ligament and the goose foot tendon is avoided, and the risk of instability of the knee joint after the operation is reduced.

Inventors

LIANG BIN
WANG XIAO
YAN JUNWEI
YIN ZHAOWEI
JIANG DONGDONG
SHI CHEN
JIANG DAOHAI

Assignees

南京市第一医院
大博医疗科技股份有限公司

Dates

Publication Date: 20260512
Application Date: 20250113

Claims (10)

1. A hockey stick-like steel plate is used for fixing tibia and is characterized by comprising an extending section, a turning section and a bending section, wherein the turning section is of a curved structure with a corner, one end of the turning section is connected with the extending section, the extending section extends in the vertical direction, a fixing part is arranged on the extending section, the steel plate is fixed on the tibia, the other end of the turning section is connected with the bending section, the bending section extends circumferentially along the periphery of the tibia in the horizontal direction, the bending section is of an arc-shaped structure with a curved surface, and an adjusting part is arranged on the bending section, so that the bending section can be attached to the tibia.
2. The hockey stick-like steel sheet according to claim 1, wherein the adjusting portion is a plurality of universal holes, and the plurality of universal holes are sequentially arranged at intervals along the extending direction of the bending section; The bending section is of a curve structure, and an annular structure which is sequentially connected is formed between the edge of the bending section and the inner diameter of each universal hole.
3. The hockey stick-like steel sheet of claim 2, wherein the radial dimension of said curved section at said gimbaled hole is equal to the cross-sectional width of said extended section.
4. The hockey stick-like steel sheet of claim 1, wherein said adjustment portion is a universal hole and is connected to said tibia by a connector passing through said universal hole; The universal hole comprises a plurality of adjusting holes, the adjusting holes are sequentially equidistantly arranged along the periphery of the universal hole, and the inner diameter of the adjusting hole is matched with the outer diameter of the connecting piece so as to be used for adjusting the setting angle of the connecting piece relative to the universal hole.
5. The hockey stick-like steel sheet of claim 4, wherein the connecting member is capable of penetrating through the adjustment hole such that the connecting member has an angle ranging from 25 ° to 35 ° between the extending direction in the adjustment hole and the central axis of the universal hole.
6. The hockey stick-like steel sheet of claim 4, wherein the universal hole further comprises a fixing inclined surface, the fixing inclined surface is of an expanding structure which gradually expands from inside to outside, and the fixing inclined surface is sandwiched between adjacent adjusting holes for limiting the connecting piece.
7. The hockey stick-like steel sheet of claim 1, wherein said extension section is also an arcuate structure having a curved surface, said extension section having a curved smooth surface with a corner in the range of 120 ° -170 °.
8. The hockey stick-like steel sheet as set forth in claim 1, wherein a groove is provided on the outer edge of said turning section; the grooves are arranged on the upper side and the lower side of the turning section.
9. The hockey stick-like steel sheet of claim 1, wherein a plurality of fixing holes are provided in the extension section, the fixing holes include small holes and large holes, the small holes and the large holes are communicated in the vertical direction, and the inner diameter of the small holes is smaller than the inner diameter of the large holes.
10. The hockey stick-like steel sheet as set forth in claim 1, wherein an end of said extension section remote from said turning section is provided with a chamfer; the chamfer is arranged on the inner side and the outer side of the extension section.

Description

Hockey club-like steel plate Technical Field The application relates to the technical field of medical equipment, in particular to a hockey stick-like steel plate. Background Tibial plateau fractures, particularly types Schatzker IV-VI, involve the weight bearing region of the knee joint, which is of high complexity to treat. The current common treatment method mainly comprises the steps of fixing a plurality of steel plates by combining screws, and has obvious defects although the method is widely used in practical application: (1) The high dependence of the operation on the accurate body position increases the operation difficulty; (2) Multiple surgical approaches and the use of steel plates add to the soft tissue injuries associated with surgery; (3) These factors together lead to an increase in surgical time, an increase in recovery period, and an increased risk of surgical complications. Thus, there is a need for a hockey stick-like steel sheet to reduce the surgical difficulty and risk of complications. Disclosure of Invention The application aims to solve the problems in the prior art and reduce the operation difficulty and the risk of complications when performing tibial plateau fracture operation in the prior art. In order to solve the problems, the application provides a hockey stick-like steel plate for fixing a tibia, which comprises an extension section, a turning section and a bending section, wherein the turning section is of a curved structure with a corner, one end of the turning section is connected with the extension section, the extension section extends in the vertical direction and is provided with a fixing part, so that the steel plate is fixed on the tibia, the other end of the turning section is connected with the bending section, the bending section extends around the periphery of the tibia in the horizontal direction, the bending section is of an arc-shaped structure with a curved surface, and an adjusting part is arranged on the bending section, so that the bending section can be attached to the tibia. Preferably, the adjusting part is provided with a plurality of universal holes, and the plurality of universal holes are sequentially arranged at intervals along the extending direction of the bending section; The bending section is of a curve structure, and an annular structure which is sequentially connected is formed between the edge of the bending section and the inner diameter of each universal hole. Preferably, the radial dimension of the curved section at the gimbal aperture is equal to the cross-sectional width of the extension section. Preferably, the adjusting part is a universal hole and is connected with the tibia through a connecting piece; The universal hole comprises a plurality of adjusting holes, the adjusting holes are sequentially equidistantly arranged along the periphery of the universal hole, and the inner diameter of the adjusting hole is matched with the outer diameter of the connecting piece so as to be used for adjusting the setting angle of the connecting piece relative to the universal hole. Preferably, the connecting piece can penetrate through the adjusting hole, so that an included angle range of 25-35 degrees is formed between the extending direction of the connecting piece in the adjusting hole and the central axis of the universal hole. Preferably, the universal hole further comprises a fixing inclined plane, the fixing inclined plane is of an expansion structure and gradually expands from inside to outside, and the fixing inclined plane is clamped between adjacent adjusting holes and used for limiting the connecting piece. Preferably, the extension section is also an arc-shaped structure with a curved surface, the extension section has a curved smooth surface, and the rotation angle of the smooth surface is in the range of 120-170 degrees. Preferably, a groove is arranged on the outer edge of the turning section; the grooves are arranged on the upper side and the lower side of the turning section. Preferably, the fixing hole comprises a small hole and a large hole, the small hole and the large hole are communicated in the vertical direction, and the inner diameter of the small hole is smaller than that of the large hole. Preferably, a chamfer is arranged at one end of the extension section far away from the turning section; the chamfer is arranged on the inner side and the outer side of the extension section. Based on the technical scheme, the hockey stick-like steel plate has the following beneficial effects: The steel plate is attached to the medial anatomy of the proximal end of the tibia, the dependence of the operation on the accurate position is reduced, the operation process is simplified, the operation difficulty is reduced, the steel plate penetrates through the tendon of the goose foot to be placed, the stimulation to soft tissues, particularly the interference to the tendon of the goose foot and the collateral ligament of the tibia, the