CN217014597U - Lower limb fixing device for orthopedic knee joint replacement surgery - Google Patents

Abstract

The utility model discloses a lower limb fixing device for an orthopedic knee joint replacement operation, which comprises a moving seat, wherein two electric cylinders which are longitudinally distributed are embedded and fixed on one side of the moving seat, rectangular mounting frames are fixed on piston rods of the two electric cylinders, two symmetrically arranged fixing plates are hinged on the rectangular mounting frames, binding bands for fixing limbs are arranged on the fixing plates, a first guide rod is fixed on one side of each fixing plate, which is close to the rectangular mounting frame, and a movable block is slidably sleeved on the first guide rod; the other end of the movable block is rotatably connected with a fixed block, and a transverse placing platform is fixed to the side face of the rectangular installing frame. The knee joint angle adjusting device can adjust the angle between the shank and the thigh to keep the knee joint in a posture convenient for operation, and has the advantages of good use effect, no need of manual adjustment, good use effect, flexible and convenient use, simple structure and low manufacturing cost.

Description

Lower limb fixing device for orthopedic knee joint replacement surgery

Technical Field

The utility model relates to the field of limb fixation, in particular to a lower limb fixing device for an orthopedic knee joint replacement operation.

Background

The artificial knee joint replacement is a new technology for treating knee joint diseases, which is gradually developed after the modern artificial hip joint is successfully applied to patients, can effectively eradicate late-stage knee joint pain, greatly improves the life quality of the patients, and is popular in developed countries. At present, when the knee joint replacement surgery of the orthopaedics department is carried out, the lacquer joint of a patient needs to leak out as much as possible. And traditional fixed mode is that the manpower is fixed, and the fixed person that needs of manpower keeps certain fixed posture for a long time, and is very troublesome and hard, and fixed burden is big, and some current fixing device have simple structure, and the controllability is poor, and fixed effect is not enough the problem for do not have a good result of use, for this reason, we need a lower limbs fixing device for the orthopedics knee joint replacement operation.

SUMMERY OF THE UTILITY MODEL

Objects of the first utility model

In view of the above, the present invention is directed to a lower limb fixing device for knee joint replacement surgery in orthopedics to achieve better use effect.

(II) technical scheme

In order to achieve the technical purpose, the utility model provides a lower limb fixing device for an orthopedic knee joint replacement operation, which comprises:

the limb fixing device comprises a moving seat, wherein two electric cylinders which are longitudinally distributed are embedded and fixed on one side of the moving seat, rectangular mounting frames are fixed on piston rods of the two electric cylinders, two symmetrically arranged fixing plates are hinged to the rectangular mounting frames, binding bands for fixing limbs are arranged on the fixing plates, a first guide rod is fixed on one side, close to the rectangular mounting frames, of the fixing plates, and a movable block is slidably sleeved on the first guide rod;

the other end of movable block rotates and is connected with the fixed block, the side of rectangle installing frame is fixed with horizontal place the platform, and the inboard of rectangle installing frame is provided with the detachable collection basin, install the actuating mechanism who is used for ordering about the fixed block and goes up and down on the rectangle installing frame.

Preferably, actuating mechanism is including being fixed in the inboard driving motor of rectangle installing frame, driving motor's output is fixed with vertical threaded rod, the screw thread has cup jointed vertical internal thread pipe on the threaded rod, the upper end activity of internal thread pipe runs through the rectangle installing frame and is fixed with two fixed blocks.

Preferably, the inner side of the rectangular mounting frame is fixed with a vertical second guide rod, the second guide rod is slidably sleeved with a sliding block, and the sliding block is fixed with the lower end of the internal threaded pipe.

Preferably, a controller is fixed on the inner side of the rectangular mounting frame, and the output end of the controller is electrically connected with the driving motor and the electric cylinder.

Preferably, the rectangular mounting frame is provided with a rectangular hole matched with the size of the internal thread pipe, the internal thread pipe is in sliding fit with the rectangular hole, and the external side of the internal thread pipe is rectangular.

Preferably, one side of the fixed plate close to the fixed block is provided with a sliding groove along the length direction of the fixed plate, the first guide rod is fixed in the sliding groove, and the movable block is in sliding fit in the sliding groove.

Preferably, the moving seat and four corners of the bottom of the rectangular mounting frame are respectively fixed with a moving wheel, and the top surface of the moving seat is fixed with a backrest cushion and a headrest.

According to the technical scheme, the method has the following beneficial effects:

according to the utility model, the operation tools can be placed well through the arranged placing platform, so that convenience is provided for medical workers to place, and waste generated in the operation process can be collected conveniently through the arranged collecting basin, so that convenience in use is realized, and the using effect is good. Secondly, can adjust the distance that removes seat and rectangle installing frame through electronic jar, and then make things convenient for the user of different heights to use, excellent in use effect, the commonality is strong.

The utility model can adjust the angle between the crus and the thigh, so that the knee joint is kept in a posture convenient for operation, the use effect is good, manual adjustment is not needed, the use effect is good, the use is flexible and convenient, the whole device has a simple structure, and the manufacturing cost is low.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.

Fig. 1 is a schematic structural view of a lower limb fixing device for an orthopedic knee joint replacement surgery according to the present invention.

Fig. 2 is a schematic front view of fig. 1.

Fig. 3 is a schematic view of the arrangement of the guide rod provided by the utility model.

Fig. 4 is a schematic cross-sectional view of an internally threaded tube provided by the present invention.

Description of the drawings: the device comprises a movable seat 1, an electric cylinder 2, a rectangular mounting frame 3, a fixing plate 4, a binding band 5, a first guide rod 6, an internal threaded pipe 7, a fixed block 8, a movable block 9, a driving motor 10, a threaded rod 11, a second guide rod 12, a sliding block 13, a controller 14, a collecting basin 15 and a placing platform 16.

Detailed Description

The following description is merely exemplary in nature and is not intended to limit the present disclosure, application, or uses. It should be understood that throughout the drawings, identical or similar reference numerals indicate identical or similar parts and features. The drawings are only schematic representations of the concepts and principles of the embodiments of the disclosure, and do not necessarily show specific dimensions or proportions of the various embodiments of the disclosure. Certain features that are part of a particular figure may be exaggerated in order to illustrate relevant details or structures of embodiments of the present disclosure.

Referring to FIGS. 1-4:

example one

The utility model provides a low limbs fixing device is used in orthopedics knee joint replacement operation, is including removing seat 1, and one side of removing seat 1 inlays the dress and is fixed with two electronic jars 2 of vertically arranging, and the piston rod of two electronic jars 2 all is fixed with rectangle installing frame 3, and the articulated fixed plate 4 that has two symmetries to set up on the rectangle installing frame 3 is provided with on the fixed plate 4 and is used for carrying out the bandage 5 fixed to the limbs, and one side that fixed plate 4 is close to rectangle installing frame 3 is fixed with first guide bar 6, and sliding sleeve is equipped with movable block 9 on first guide bar 6.

Specifically, the other end of the movable block 9 is rotatably connected with a fixed block 8, a transverse placing platform 16 is fixed on the side surface of the rectangular mounting frame 3, a detachable collecting basin 15 is arranged on the inner side of the rectangular mounting frame 3, and a driving mechanism for driving the fixed block 8 to ascend and descend is mounted on the rectangular mounting frame 3.

It should be noted that a sliding groove is formed in one side of the fixed plate 4 close to the fixed block 8 along the length direction of the fixed plate 4, the first guide rod 6 is fixed in the sliding groove, and the movable block 9 is in sliding fit in the sliding groove. Furthermore, the four corners of the bottom of the movable seat 1 and the rectangular mounting frame 3 are respectively fixed with a movable wheel, and the top surface of the movable seat 1 is fixed with a backrest cushion and a headrest.

When the mobile seat is used, a patient lies on the mobile seat 1, the lower leg and the thigh are respectively fixed on the fixing plates 4 through the binding bands 5, and at the moment, the knee is positioned between the two splayed fixing plates 4 and leaks out, so that the operation is facilitated. In this process, the placing platform 16 through setting up can be fine place the operation instrument, and then provide for medical personnel and place the facility, and collect the discarded object that the operation in-process produced that can be very convenient through the collection basin 15 that sets up, and then make convenient to use, excellent in use effect.

Secondly, can adjust the distance that removes seat 1 and rectangle installing frame 3 through electronic jar 2, and then make things convenient for the user of different heights to use, excellent in use effect, the commonality is strong.

Example two

The utility model provides a lower limbs fixing device is used in orthopedics knee joint replacement operation, its on the basis of embodiment one, actuating mechanism is fixed with vertical threaded rod 11 including being fixed in the inboard driving motor 10 of rectangle installing frame 3, driving motor 10's output, and the screw has cup jointed vertical internal thread pipe 7 on the threaded rod 11, and the upper end activity of internal thread pipe 7 runs through rectangle installing frame 3 and is fixed with two fixed blocks 8.

It should be noted that a vertical second guide rod 12 is fixed on the inner side of the rectangular mounting frame 3, a sliding block 13 is slidably sleeved on the second guide rod 12, and the sliding block 13 is fixed with the lower end of the internal threaded tube 7. A controller 14 is fixed on the inner side of the rectangular mounting frame 3, and the output end of the controller 14 is electrically connected with both the driving motor 10 and the electric cylinder 2.

Specifically, be provided with the rectangular hole that matches with internal thread pipe 7 size on the rectangle installing frame 3, and internal thread pipe 7 sliding fit is downthehole in the rectangular hole, and internal thread pipe 7's outside shape is the rectangle.

When needed, can control driving motor 10 work through operation controller 14, driving motor 10 work orders about threaded rod 11 and rotates, under the effect of screw thread, the internal thread pipe 7 that sets up goes up and down to drive fixed block 8 and goes up and down, and then can order about two fixed plates 4 that correspond through movable block 9 and rotate, and then can adjust the angle between shank and the thigh, make the knee joint keep in the gesture of a convenient operation, excellent in use effect, do not need the manpower to adjust, excellent in use effect, it is nimble and convenient to use, whole device simple structure, the cost of manufacture is low.

Exemplary embodiments of the proposed solution of the present disclosure have been described in detail above with reference to preferred embodiments, however, it will be understood by those skilled in the art that many variations and modifications may be made to the specific embodiments described above, and that many combinations of the various technical features and structures presented in the present disclosure may be made without departing from the concept of the present disclosure, without departing from the scope of the present disclosure, which is defined by the appended claims.

Claims (7)

1. The lower limb fixing device for the knee joint replacement surgery in the orthopedics department comprises a moving seat (1) and is characterized in that two electric cylinders (2) which are longitudinally arranged are embedded and fixed on one side of the moving seat (1), rectangular mounting frames (3) are fixed on piston rods of the two electric cylinders (2), two symmetrically arranged fixing plates (4) are hinged on the rectangular mounting frames (3), binding bands (5) used for fixing limbs are arranged on the fixing plates (4), a first guide rod (6) is fixed on one side, close to the rectangular mounting frame (3), of each fixing plate (4), and a movable block (9) is slidably sleeved on each first guide rod (6);

the other end of movable block (9) rotates and is connected with fixed block (8), the side of rectangle installing frame (3) is fixed with horizontal place the platform (16), and the inboard of rectangle installing frame (3) is provided with detachable collection basin (15), install the actuating mechanism who is used for ordering about fixed block (8) and goes up and down on rectangle installing frame (3).

2. The lower limb fixing device for the orthopaedic knee replacement surgery according to claim 1, wherein the driving mechanism comprises a driving motor (10) fixed on the inner side of the rectangular mounting frame (3), a vertical threaded rod (11) is fixed at the output end of the driving motor (10), a vertical internal threaded pipe (7) is sleeved on the threaded rod (11) in a threaded manner, and the upper end of the internal threaded pipe (7) movably penetrates through the rectangular mounting frame (3) and is fixed with the two fixing blocks (8).

3. The lower limb fixing device for the orthopaedic knee replacement surgery according to claim 2, wherein a vertical second guide rod (12) is fixed to the inner side of the rectangular mounting frame (3), a sliding block (13) is slidably sleeved on the second guide rod (12), and the sliding block (13) is fixed to the lower end of the internally threaded tube (7).

4. The lower limb fixing device for the orthopaedic knee joint replacement surgery according to claim 2 or 3, wherein a controller (14) is fixed on the inner side of the rectangular mounting frame (3), and the output end of the controller (14) is electrically connected with both the driving motor (10) and the electric cylinder (2).

5. The lower limb fixation device for orthopaedic knee replacement surgery according to claim 2, wherein the rectangular mounting frame (3) is provided with a rectangular hole matching the size of the internally threaded tube (7), and the internally threaded tube (7) is slidably fitted in the rectangular hole, and the externally threaded tube (7) has a rectangular shape.

6. The lower limb fixing device for the orthopaedic knee replacement surgery according to claim 1, wherein a sliding groove is formed in one side of the fixing plate (4) close to the fixing block (8) along the length direction of the fixing plate (4), the first guide rod (6) is fixed in the sliding groove, and the movable block (9) is slidably fitted in the sliding groove.

7. The lower limb fixing device for the orthopaedic knee joint replacement surgery according to claim 1, wherein the four corners of the bottom of the movable seat (1) and the rectangular mounting frame (3) are fixed with movable wheels, and a backrest cushion and a headrest are fixed on the top surface of the movable seat (1).

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