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CN-121987403-A - Double-knee fixing equipment for pelvis fracture patient

CN121987403ACN 121987403 ACN121987403 ACN 121987403ACN-121987403-A

Abstract

The invention relates to the technical field of medical equipment and discloses a knee joint fixing device for a patient with pelvic fracture, which comprises a support shell, wherein a first elastic piece is arranged in the support shell, a support frame is fixedly connected to the outside of the support shell, a locking rod is arranged at one end of the support shell, the inside of the locking rod is arranged outside the first elastic piece, an adaptive mechanism is arranged in the locking rod, the outside of the adaptive mechanism is arranged inside the support shell, the adaptive mechanism comprises a locking structure and an auxiliary assembly, and the outside of the locking structure is arranged inside the support shell and the locking rod. The first pressing block is pressed to drive the second elastic piece to compress, so that the effect of self-adapting to the body shape of a patient is achieved, the device can be changed according to the state of the lower limb of the patient, uniform and controllable constraint force is continuously provided, and fixing failure caused by constraint relaxation and displacement is fundamentally avoided.

Inventors

  • XU FANGFANG
  • WU SUHONG
  • WANG JUN
  • XU XUEFEI
  • Teng Qiqiao
  • GUO CHANGAN

Assignees

  • 衢州市人民医院

Dates

Publication Date
20260508
Application Date
20260311

Claims (10)

  1. 1. The utility model provides a pelvis fracture patient is with two knee fixing equipment, includes support shell (1), its characterized in that, the inside of support shell (1) is provided with first elastic component (2), the outside fixedly connected with support frame (3) of support shell (1), the one end of support shell (1) is provided with locking lever (4), the inside of locking lever (4) sets up the outside at first elastic component (2), the inside of locking lever (4) is provided with adaptive mechanism (5), the outside of adaptive mechanism (5) sets up the inside at support shell (1), adaptive mechanism (5) include locking structure (51) and auxiliary assembly (52), the outside of locking structure (51) sets up the inside at support shell (1) and locking lever (4), the outside of auxiliary assembly (52) sets up the inside at support shell (1).
  2. 2. The knee fixing apparatus for pelvic fracture patient according to claim 1, wherein the locking structure (51) comprises a locking plate (511), the outside of the locking plate (511) is slidably connected to the inside of the locking rod (4), the inside of the locking plate (511) is slidably connected with a guide rod (512), the outside of the locking plate (511) is provided with a second elastic member (513), one end of the second elastic member (513) is disposed in the inside of the locking rod (4), and the outside of the locking plate (511) is fixedly connected with a first pressing block (514).
  3. 3. The knee fixing apparatus for pelvic fracture patient according to claim 2, wherein both ends of the guide rod (512) are fixedly connected inside the locking rod (4), one end of the locking plate (511) is slidably connected inside the support housing (1), the inside of the second elastic member (513) is disposed outside the guide rod (512), and the outside of the first pressing block (514) is slidably connected inside the locking rod (4).
  4. 4. The knee fixing apparatus for pelvic fracture patient according to claim 1, wherein the auxiliary assembly (52) includes a third elastic member (521), one end of the third elastic member (521) is disposed inside the support housing (1), the other end of the third elastic member (521) is provided with a locking block (522), an outer sliding connection of the locking block (522) is disposed inside the support housing (1), a fixing block (523) is disposed inside the support housing (1), and an outer fixing connection of the fixing block (523) is disposed outside the locking rod (4).
  5. 5. The knee fixing apparatus for pelvic fracture patient according to claim 1, wherein the support housing (1) has a sliding groove (12) formed therein, the support housing (1) has a telescopic assembly (6) formed therein, and the telescopic assembly (6) has an outer portion disposed inside the sliding groove (12).
  6. 6. The knee-joint fixing apparatus for pelvic fracture patient according to claim 5, wherein the telescopic assembly (6) comprises a sliding plate (61), the outside of the sliding plate (61) is slidably connected to the inside of the support housing (1), the sliding plate (61) is fixedly connected with a magnet (62) to the inside of the support housing (1), a support elastic member (63) is provided to the inside of the sliding plate (61), a second pressing block (64) is provided to one end of the support elastic member (63), the outside of the second pressing block (64) is provided to the inside of the sliding groove (12), and the outside of the second pressing block (64) is slidably connected to the inside of the sliding plate (61).
  7. 7. The knee joint fixing apparatus for pelvic fracture patient according to claim 1, wherein the inside of the support housing (1) is provided with a sealing assembly (9), and the bottom end of the sealing assembly (9) is provided with a sliding block (10).
  8. 8. The knee-joint fixing apparatus for pelvic fracture patient according to claim 7, wherein the sealing assembly (9) comprises a sliding baffle (91), the outside of the sliding baffle (91) is slidably connected to the inside of the support housing (1), a cushion (92) is fixedly connected to the inside of the sliding baffle (91), a pulling rod (93) is fixedly connected to one end of the sliding baffle (91), and a threaded rod (94) is connected to the inside of the sliding baffle (91).
  9. 9. The knee fixing apparatus for pelvic fracture patient according to claim 8, wherein the outer portion of the cushion (92) is slidably connected inside the support housing (1), the bottom end of the cushion (92) is disposed at the top end of the sliding block (10), and the outer portion of the threaded rod (94) is screw-connected inside the support housing (1).
  10. 10. The knee fixing apparatus for pelvic fracture patient according to claim 7, wherein the outer portion of the sliding block (10) is fixedly connected with a connecting buckle (11), a connecting rope (7) is arranged in the connecting buckle (11), one end of the connecting rope (7) is fixedly connected with a supporting seat (8), and the outer portion of the supporting seat (8) is fixedly connected with the outer portion of the supporting frame (3).

Description

Double-knee fixing equipment for pelvis fracture patient Technical Field The invention relates to the technical field of medical equipment, in particular to a double-knee fixing device for a patient with pelvic fracture. Background The knee fixing device is a key temporary measure for pre-hospital first aid of pelvic fracture, the knees of a patient are gathered and fixed through the wide binding belt, and the pelvis is in a relatively closed state by utilizing internal rotation of lower limbs, so that the pelvic volume is indirectly reduced, the movement of fracture ends is limited, and the purposes of relieving fatal hemorrhage and severe pain are achieved. Above-mentioned current pelvis fracture patient is with two knee fixing device adopts elasticity cladding formula fixed patient's shank mostly, relies on elastic material's such as elastic fabric, rubber shrinkage force to realize the constraint, and elastic material easily shifts, folds, leads to because of constraint lax, shift the fixed inefficacy that leads to. Disclosure of Invention Aiming at the defects of the prior art, the invention provides the double-knee fixing equipment for the pelvis fracture patient, which solves the problems that the existing double-knee fixing equipment for the pelvis fracture patient is easy to shift and fold due to elastic materials, and the fixation failure caused by constraint relaxation and shift is caused. The invention aims at achieving the purposes, and the technical scheme is that the knee joint fixing device for the pelvis fracture patient comprises a supporting shell, wherein a first elastic piece is arranged inside the supporting shell, a supporting frame is fixedly connected to the outside of the supporting shell, a locking rod is arranged at one end of the supporting shell, the inside of the locking rod is arranged outside the first elastic piece, an adaptive mechanism is arranged inside the locking rod, the outside of the adaptive mechanism is arranged inside the supporting shell, the adaptive mechanism comprises a locking structure and an auxiliary component, the outside of the locking structure is arranged inside the supporting shell and the locking rod, and the outside of the auxiliary component is arranged inside the supporting shell. According to the technical scheme, the supporting shell is used as a core bearing and mounting carrier of the integral structure, a rigid material is adopted, the first elastic piece, the locking rod and the assembling space of the self-adapting mechanism are reserved in the supporting shell, meanwhile, the supporting frame is fixedly connected to the outer part of the supporting shell, and the magic tape can enter the supporting shell and be fixed with the legs of a patient by adopting symmetrical arrangement. Preferably, the locking structure comprises a locking plate, the outside sliding connection of locking plate is in the inside of locking lever, the inside sliding connection of locking plate has the guide bar, the outside of locking plate is provided with the second elastic component, the one end setting of second elastic component is in the inside of locking lever, the outside fixedly connected with first pressing piece of locking plate. Preferably, the two ends of the guide rod are fixedly connected to the inside of the locking rod, one end of the locking plate is slidably connected to the inside of the supporting shell, the inside of the second elastic piece is arranged outside the guide rod, and the outside of the first pressing block is slidably connected to the inside of the locking rod. Preferably, the auxiliary assembly comprises a third elastic piece, one end of the third elastic piece is arranged in the supporting shell, the other end of the third elastic piece is provided with a locking block, the outer part of the locking block is slidably connected in the supporting shell, a fixing block is arranged in the supporting shell, and the outer part of the fixing block is fixedly connected to the outer part of the locking rod. Preferably, the sliding groove is formed in the support shell, a telescopic assembly is arranged in the support shell, and the telescopic assembly is arranged in the sliding groove. Preferably, the telescopic assembly comprises a sliding plate, the outside sliding connection of sliding plate is in the inside of supporting the shell, sliding plate and the inside fixedly connected with magnet that absorbs of supporting the shell, the inside of sliding plate is provided with supports the elastic component, the one end of supporting the elastic component is provided with the second and presses the briquetting, the outside of second presses the briquetting to set up in the inside of sliding tray, the outside sliding connection of second presses the briquetting is in the inside of sliding plate. Preferably, a sealing assembly is arranged in the support shell, and a sliding block is arranged at the bottom end of the sealing assembly. Prefera