CN217244559U

CN217244559U - Bone joint distraction device for clinical operation

Info

Publication number: CN217244559U
Application number: CN202220330713.4U
Authority: CN
Inventors: 李俊
Original assignee: Yiyang Disabled Rehabilitation Hospital of Yiyang The First Hospital of Tradicional Chinese Medicine
Current assignee: Yiyang Disabled Rehabilitation Hospital of Yiyang The First Hospital of Tradicional Chinese Medicine
Priority date: 2022-02-18
Filing date: 2022-02-18
Publication date: 2022-08-23
Anticipated expiration: 2032-02-18

Abstract

The utility model discloses a clinical operation bone joint struts device, including the backup pad, characterized by: the two ends of the two sides of the lower portion of the supporting plate are respectively hinged to one end of a connecting rod, the other ends of the two connecting rods on the same side are respectively hinged to two ends of a moving rod, a U-shaped clamping plate is fixed to the middle of the lower side of each moving rod respectively, one side of each U-shaped clamping plate is in threaded connection with a screw rod respectively, a top plate is arranged in each U-shaped clamping plate, and each screw rod is fixedly connected with the center of the corresponding top plate respectively. The utility model relates to a bone joint struts equipment field, specifically say, relate to a clinical operation bone joint distraction device, and the convenience struts patient's bone joint.

Description

Bone joint distraction device for clinical operation

Technical Field

The utility model relates to a bone joint struts equipment field, specifically say, relate to a clinical operation bone joint struts device.

Background

At present, the artificial total knee joint replacement has become one of the surgical treatment modes of diseases such as late degenerative osteoarthritis, rheumatoid arthritis, ankylosing spondylitis and the like, meanwhile, in the preoperative preparation stage, X-ray irradiation is generally carried out to determine the situation and the position of problems in the knee joint, but in the operation process, bones on two sides of the joint to be operated need to be supported and pulled apart, so that a device capable of expanding the joint is designed, and the defect in the prior art is overcome.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to provide a clinical operation bone joint distraction device, the convenience struts patient's bone joint.

The utility model discloses a following technical scheme realizes the utility model purpose:

the utility model provides a clinical operation bone joint struts device, includes the backup pad, characterized by: two ends of two sides of the lower part of the support plate are respectively hinged with one end of a connecting rod, the other ends of two connecting rods on the same side are respectively hinged with two ends of a movable rod, and the middle part of the lower side of each movable rod is respectively fixed with a U-shaped clamping plate;

one side of each U-shaped clamping plate is in threaded connection with a screw respectively, a top plate is arranged in each U-shaped clamping plate respectively, and each screw is fixedly connected with the center of the corresponding top plate respectively.

As a further limitation of the present technical solution, the upper side of the supporting plate fixes the handle through the vertical plate.

As a further limitation of the technical scheme, the upper side of the supporting plate is fixedly connected with an L-shaped plate, one end parts of the two connecting rods at one end are fixedly connected with a central shaft of a gear, and the gears are meshed with each other.

As a further limitation of the technical scheme, the center of one gear is fixedly connected with the vertical shaft end of an L-shaped handle, and the vertical shaft bearing of the L-shaped handle is connected with the L-shaped plate.

As a further limitation of the technical scheme, the vertical shaft of the L-shaped handle penetrates through a limiting ring, the limiting ring is in threaded connection with a jackscrew, and the jackscrew can be propped against the vertical shaft end of the L-shaped handle.

As a further limitation of the technical scheme, the U-shaped clamp plate is a 304 stainless steel clamp plate.

As a further limitation of the present technical solution, a rubber layer is disposed on the surface of the top plate.

Compared with the prior art, the utility model discloses an advantage is with positive effect: the utility model provides a bone joint distraction device for clinical operation. The method has the following beneficial effects:

(1) the device can be used for pulling the joint of a patient to a certain degree, is convenient for operation, is simple in operation and convenient to use, can be pulled by pulling the L-shaped handle in the using process, and can be used for fixing the U-shaped splint by the jackscrew;

(2) the roof withstands the patient and suffers from the limb, and the patient suffers from the limb contact surface little, and the surface is equipped with the rubber layer, can suffer from the limb to the patient and play certain guard action.

Drawings

The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the application and together with the description serve to explain the application and not to limit the application. It is obvious that the drawings in the following description are only an embodiment of the invention and that other drawings can be derived from these drawings by a person skilled in the art without inventive effort. In the drawings:

fig. 1 is a first perspective view of the present invention.

Fig. 2 is a second perspective view of the present invention.

Fig. 3 is a third perspective view of the present invention.

Fig. 4 is a fourth perspective view of the present invention.

Fig. 5 is a fifth perspective view of the present invention.

In the figure: 1. the handle, 2, the riser, 3, the backup pad, 4, L shaped plate, 5, L shape handle, 6, the carriage release lever, 7, the U-shaped splint, 8, the roof, 9, the screw rod, 10, the connecting rod, 11, the gear, 12, the spacing ring, 13, jackscrew.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to fig. 1 to 5 of the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

It should be noted that the terms of orientation such as left, right, up, down, front and back in the embodiments of the present invention are only relative concepts or are based on the normal use state of the product, i.e. the traveling direction of the product, and should not be considered as limiting.

When an element is referred to as being "on" or "disposed to" another element, it can be on the other element or intervening elements may also be present. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or intervening elements may also be present.

The first embodiment is as follows: the clamping device comprises a supporting plate 3, wherein two ends of two sides of the lower part of the supporting plate 3 are respectively hinged with one end of a connecting rod 10, the other ends of two connecting rods 10 on the same side are respectively hinged with two ends of a moving rod 6, and a U-shaped clamping plate 7 is respectively fixed in the middle of the lower side of each moving rod 6;

one side of each U-shaped clamping plate 7 is in threaded connection with a screw rod 9, a top plate 8 is arranged in each U-shaped clamping plate 7, and each screw rod 9 is fixedly connected with the center of the corresponding top plate 8.

The handle 1 is fixed on the upper side of the supporting plate 3 through a vertical plate 2.

The upper side of the supporting plate 3 is fixedly connected with an L-shaped plate 4, one end parts of two connecting rods 10 at one end are fixedly connected with the central shaft of a gear 11, and the gears 11 are meshed with each other.

The center of one gear 11 is fixedly connected with the vertical shaft end of the L-shaped handle 5, and the vertical shaft bearing of the L-shaped handle 5 is connected with the L-shaped plate 4.

The vertical shaft of the L-shaped handle 5 penetrates through a limiting ring 12, the limiting ring 12 is in threaded connection with a jackscrew 13, and the jackscrew 13 can be propped against the vertical shaft end of the L-shaped handle 5.

The limbs on two sides of the joint of a patient to be unfolded are placed in the U-shaped clamping plates 7 respectively, the screw 9 is rotated to drive the top plate 8 to prop against the affected limb, the jackscrew 13 is unscrewed, the L-shaped handle 5 is pulled to drive the gear 11 to rotate, the gear 11 drives the other gear 11 meshed with the gear to rotate, the two gears 11 drive the corresponding connecting rods 10 to swing respectively, the connecting rods 10 drive the moving rod 6 to move, the moving rod 6 drives the other connecting rods 10 to swing, the moving rod 6 drives the U-shaped clamping plates 7 to be away from each other, the U-shaped clamping plates 7 drive the screw 9 and the top plate 8 to move, after a certain degree of opening is carried out, the jackscrew 13 is screwed, and the joint to be opened is opened.

The second embodiment: the embodiment is further limited on the basis of the first embodiment, and the U-shaped clamp plate 7 is a 304 stainless steel clamp plate.

The surface of the top plate 8 is provided with a rubber layer.

304 stainless steel splint design, safe harmless and intensity are high, and it is little that roof 8 withstands patient and suffers from limb contact surface with the patient, and the surface is equipped with the rubber layer, can suffer from the limb to the patient and play certain guard action.

The above description is only an example of the present application and is not intended to limit the present application. Various modifications and changes may occur to those skilled in the art. Any modification, equivalent replacement, improvement or the like made within the spirit and principle of the present application shall be included in the scope of the claims of the present application.

Claims

1. The utility model provides a clinical operation bone joint struts device, includes backup pad (3), characterized by: two ends of two sides of the lower part of the supporting plate (3) are respectively hinged with one end of a connecting rod (10), the other ends of the two connecting rods (10) on the same side are respectively hinged with two ends of a moving rod (6), and the middle part of the lower side of each moving rod (6) is respectively fixed with a U-shaped clamping plate (7);

one side of each U-shaped clamping plate (7) is in threaded connection with a screw rod (9) respectively, a top plate (8) is arranged in each U-shaped clamping plate (7), and each screw rod (9) is fixedly connected with the center of the corresponding top plate (8) respectively.

2. The clinical surgical distraction device of claim 1, wherein: the handle (1) is fixed on the upper side of the supporting plate (3) through the vertical plate (2).

3. A clinical procedure bone joint distraction device according to claim 2, wherein: the upper side of the supporting plate (3) is fixedly connected with an L-shaped plate (4), one end of each of the two connecting rods (10) is fixedly connected with a central shaft of a gear (11), and the gears (11) are meshed with each other.

4. A clinical surgical distraction device according to claim 3, further comprising: the center of one gear (11) is fixedly connected with the vertical shaft end of the L-shaped handle (5), and the vertical shaft bearing of the L-shaped handle (5) is connected with the L-shaped plate (4).

5. The clinical surgical distraction device of claim 4, wherein: the vertical shaft of the L-shaped handle (5) penetrates through the limiting ring (12), the limiting ring (12) is in threaded connection with the jackscrew (13), and the jackscrew (13) can be propped against the vertical shaft end of the L-shaped handle (5).

6. The clinical surgical distraction device of claim 1, wherein: the U-shaped clamping plate (7) is a 304 stainless steel clamping plate.

7. The clinical surgical distraction device of claim 1, wherein: and a rubber layer is arranged on the surface of the top plate (8).