CN211382020U

CN211382020U - Adjustable knee joint supporting device

Info

Publication number: CN211382020U
Application number: CN201921651320.8U
Authority: CN
Inventors: 卢英芬
Original assignee: BEIJING JINWEI KANGDA MEDICAL INSTRUMENT Ltd
Current assignee: BEIJING JINWEI KANGDA MEDICAL INSTRUMENT Ltd
Priority date: 2019-09-30
Filing date: 2019-09-30
Publication date: 2020-09-01
Anticipated expiration: 2029-09-30

Abstract

The utility model relates to a knee joint strutting arrangement with adjustable, it has solved the locking can not freely be adjusted to the inside and outside angle that turns over of current knee joint support brace, and the joint bends and stretches the restricted technical problem of angle, and it is equipped with angle adjustment mechanism and supporting mechanism, supporting mechanism is equipped with connecting piece and the backup pad of the mutual interlock in the limited range, the backup pad is connected and is equipped with detachable hasp and fixing bandage, the backup pad, detachable hasp and fixing bandage connect and constitute the annular, connecting piece and backup pad pass through angle adjustment mechanism interconnect is fixed, angle adjustment mechanism is intermeshing's turbine worm. The utility model can be widely applied to patients with lower limb force line change and knee joint varus deformity.

Description

Adjustable knee joint supporting device

Technical Field

The utility model relates to a knee joint strutting arrangement with adjustable.

Background

Osteoarthritis is also called degenerative joint disease or senile joint disease, and research shows that more than 50% of people in 60 years old, especially women, have osteoarthritis in different parts, and the knee joint is the part with the highest incidence. With age, the disease must be exacerbated. In addition, studies have shown that sixty percent of elderly people over the age of 80 have osteoarthritis in the knee joint. Most osteoarthritis patients mainly take the medial compartment degeneration of the knee as the principal factor, which mainly shows the change of the lower limb force line, the patients often have varus deformity of the knee joint, the knee joint is painful when bearing load, and the life quality of the patients is seriously affected.

At present, knee osteoarthritis is mainly treated by conservative treatment of knee joint replacement and braces through operations, although the symptoms of osteoarthritis can be improved to a certain extent through an operation treatment method, the risk of operation treatment is high, pain and response are painful, cost is high, and the method is not suitable for patients with light symptoms and older ages. The brace conservative treatment mainly aims at improving the lower limb force line and reducing the load of the knee joint of a patient, but the traditional knee joint support brace has the defects that the internal and external overturning angles can not be freely adjusted and locked, a single angle adjusting device needs great stress to achieve the expected effect, and partial products can limit the flexion and extension angles of the joint of the patient while providing support, thereby causing interference to the normal life of the patient.

Disclosure of Invention

The utility model discloses a solve present knee joint support brace enstrophe angle of turning up can not freely adjust the locking, the joint bends and stretches the restricted technical problem of angle, provides a rational in infrastructure, easy operation, but the locking is freely adjusted to the inside and outside angle of turning over, turns over angle adjusting device and can not cause the adjustable knee joint strutting arrangement of interference to patient's normal life inside and outside two.

The utility model provides a knee joint strutting arrangement with adjustable is equipped with angle adjustment mechanism and supporting mechanism, and supporting mechanism is equipped with connecting piece and backup pad at the mutual interlock of limited range, and the backup pad is connected and is equipped with can dismantle hasp and fixing bandage, and the backup pad, can dismantle hasp and fixing bandage and connect and constitute the annular, and connecting piece and backup pad pass through angle adjustment mechanism interconnect fixed, and angle adjustment mechanism is intermeshing's turbine worm.

Preferably, the angle adjusting mechanism is provided with a torsion gear and a torsion turbine which are meshed with each other, the torsion gear is fixedly connected with the supporting plate through a shaft, the torsion turbine is fixedly connected with the connecting piece through a shaft, and the angle of the connecting piece and the supporting plate can be adjusted through rotation of the torsion gear.

Preferably, the angle adjusting mechanism further comprises a fixed base, a gear shaft and a turbine shaft, the fixed base is provided with a circular hole groove, one end of the connecting piece is provided with a clamping groove, the torque turbine is fixedly connected in the circular hole groove of the fixed base through the turbine shaft, the torque gear is arranged in the clamping groove of the connecting piece, and the fixed base, the connecting piece and the torque gear are connected together through the gear shaft.

Preferably, the number of the angle adjusting mechanisms is two, and the angle adjusting mechanisms are distributed in an up-and-down symmetrical mode.

Preferably, the supporting mechanism is further provided with a supporting bar, an inner fixing plate, an outer fixing plate, a fixing shaft and a joint supporting sheet, the supporting bar is detachably connected with the supporting plate and fixedly connected with the connecting piece, the outer fixing plate, the connecting piece, the inner fixing plate and the joint supporting sheet are connected together through the two fixing shafts to form a whole, and the two connecting pieces rotate by taking the fixing shafts as centers and limit the movable angle of the connecting piece through mutual meshing of teeth.

Preferably, the shape of the supporting plate is manufactured according to the physiological radian of a human body, the air holes are distributed on the supporting plate, the back of the supporting plate is provided with a clamping groove matched with the shape of the supporting bar, and the supporting plate is connected with the supporting bar through a fixing piece.

Preferably, the supporting plate and the detachable hasp are provided with annular notches, the supporting plate and the detachable hasp can be buckled and locked with each other, the fixing strap penetrates through the annular notches, and the fixing strap is connected with the supporting plate and the detachable hasp.

Preferably, the detachable snap is an arcuate snap.

The utility model has the advantages of being scientific and reasonable in structural design, easy operation can effectively reduce the knee joint load, provides the strong support for the knee joint. The utility model discloses can freely adjust the knee joint angle of turning up in according to clinical needs and realize the angle locking, should in, turn up angle adjusting device and realize angle modulation through the worm gear principle, two gears are in mutual interlock state under the quiescent condition to lock angle adjusting device at a certain specific angle. The design of adopting two regulating axles can effectively alleviate the pressure reinforcing correction effect to the knee joint, can not influence patient's knee joint angle of flexion and extension when providing the correction effort, has the reduction to the interference of patient's normal life.

Drawings

Fig. 1 is a schematic front structural view of the present invention;

FIG. 2 is a schematic view of the inner and outer turning angle adjusting structure of the present invention;

fig. 3 is a schematic view of a partial structure of the supporting portion of the present invention.

Description of the figures

1. A fixed base; 2. a torque turbine; 3. a torque gear; 4. a gear shaft; 5. a turbine shaft; 6. a connecting member; 7. a support plate; 8. a supporting strip; 9. an inner fixing plate; 10. an outer fixing plate; 11. a joint support sheet; 12. a fixed shaft; 13. the hasp can be disassembled; 14. fixing a binding band; 15. a ring-shaped cut.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and examples, so that those skilled in the art can easily implement the present invention.

Example 1: the utility model discloses be equipped with angle adjustment mechanism, supporting mechanism and fixed establishment. As shown in fig. 1, the fixing mechanism includes a detachable buckle 13 and a fixing band 14, and the fixing mechanism is fixedly connected with the support plate 7. The detachable snap 13 and the supporting plate 7 are provided with a ring-shaped cut-out 15, and the fixing band 14 is passed through the ring-shaped cut-outs 15 of the supporting plate 7 and the detachable snap 13 in order to tighten the supporting plate 7 on the leg of the patient. The detachable hasp 13 is an arc hasp, so that the wearing comfort and comfort can be effectively improved.

As shown in fig. 2, the angle adjusting mechanism of the present invention includes a fixing base 1, a torque gear 3, a torque turbine 2, a gear shaft 4 and a turbine shaft 5. Torque turbine 2 passes through turbine shaft 5 fixed connection in the circular hole inslot of unable adjustment base 1, and torque gear 3 sets up in the draw-in groove of connecting piece 6 one end, and gear shaft 4 links together unable adjustment base 1, connecting piece 6 and torque gear 3, and the tooth interlock on torque turbine 2 and the torque gear 3 each other, thereby when using special hexagonal spanner initiative rotation torque turbine 2, thereby the adjustment of knee joint angle is realized in the transmission drive torque gear 3 activity through the turbine. The two angle adjusting mechanisms are symmetrically distributed up and down and are respectively used for adjusting the positions of thigh joints and shank joints. The fixed base 1 is fixedly connected with one end of the supporting bar 8.

As shown in fig. 3, the supporting mechanism of the present invention includes a supporting plate 7, a supporting bar 8, a connecting member 6, an inner fixing plate 9, an outer fixing plate 10 and a joint supporting plate 11. The utility model discloses a knee joint strutting arrangement with adjustable is equipped with two connecting pieces 6, and the one end that two connecting pieces 6 are close to each other is equipped with the tooth of mutual interlock, and the other end is equipped with the draw-in groove of installing gear shaft 4, and outer fixed plate 10, connecting piece 6, inner fixed plate 9 and joint support piece 11 link together through two fixed axles 12 and form an integrated machine, and two connecting pieces 6 use fixed axle 12 to rotate as the center and inject the angle of activity in specific scope through the mutual interlock of tooth.

Two union pieces 6 that interlock each other connect a unable adjustment base 1 respectively in two directions from top to bottom, and the support bar 8 with unable adjustment base 1 fixed connection is located the 7 backs of backup pad, and 7 backs of backup pad are provided with the draw-in groove that accords with 8 shapes of support bar, have the mounting on the draw-in groove, and open the mounting top has the draw-in groove, and square trompil edge on the support bar 8 links together backup pad 7 and support bar 8 with the mounting draw-in groove looks lock. The supporting plates 7 are manufactured according to the physiological radian of a human body, air holes with irregular shapes are distributed on the supporting plates, and the upper supporting plate 7 and the lower supporting plate 7 are tightly bound on the thigh and the shank of a patient through fixing mechanisms respectively.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the present invention, as various modifications and variations will be apparent to those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the scope defined by the claims of the present invention shall be within the protection scope of the present invention.

Claims

1. The adjustable knee joint supporting device is characterized in that an angle adjusting mechanism and a supporting mechanism are arranged, the supporting mechanism is provided with a connecting piece and a supporting plate which are mutually occluded in a limited range, the supporting plate is connected with a detachable buckle and a fixing bandage, the supporting plate, the detachable buckle and the fixing bandage are connected to form an annular shape, the connecting piece and the supporting plate are connected and fixed through the angle adjusting mechanism, and the angle adjusting mechanism is a worm gear and a worm which are mutually meshed.

2. The adjustable knee joint support device according to claim 1, wherein the angle adjustment mechanism is provided with a torsion gear and a torsion worm gear which are engaged with each other, the torsion gear is fixedly connected with the support plate through a shaft, the torsion worm gear is fixedly connected with the connecting member through a shaft, and the angle between the connecting member and the support plate can be adjusted through the rotation of the torsion gear.

3. The adjustable knee joint support device according to claim 2, wherein the angle adjustment mechanism further comprises a fixing base, a gear shaft and a turbine shaft, the fixing base is provided with a circular hole groove, one end of the connecting member is provided with a clamping groove, the torque turbine is fixedly connected in the circular hole groove of the fixing base through the turbine shaft, the torque gear is arranged in the clamping groove of the connecting member, and the fixing base, the connecting member and the torque gear are connected together through the gear shaft.

4. The adjustable knee brace according to claim 3, wherein there are two angle adjusting mechanisms, and the two angle adjusting mechanisms are distributed symmetrically up and down.

5. The adjustable knee joint supporting device according to claim 4, wherein the supporting mechanism further comprises a supporting bar, an inner fixing plate, an outer fixing plate, a fixing shaft and a joint supporting plate, the supporting bar is detachably connected to the supporting plate, the supporting bar is fixedly connected to the connecting members, the outer fixing plate, the connecting members, the inner fixing plate and the joint supporting plate are connected together by two fixing shafts to form a whole, and the two connecting members rotate around the fixing shafts and limit the moving angle of the connecting members by the mutual engagement of teeth.

6. The adjustable knee joint support device according to claim 5, wherein the shape of the support plate is made according to the physiological curvature of human body, air holes are distributed on the support plate, a clamping groove matched with the shape of the support bar is arranged on the back of the support plate, and the support plate is connected with the support bar through a fixing piece.

7. The adjustable knee brace according to claim 1, wherein the support plate and the detachable buckle are provided with circular cutouts, the support plate and the detachable buckle can be engaged and locked with each other, the fixing band passes through the circular cutouts, and the fixing band connects the support plate and the detachable buckle.

8. The adjustable knee brace of claim 7, wherein the detachable snaps are arcuate snaps.