CN219089789U

CN219089789U - High-strength carbon fiber half-foot artificial limb

Info

Publication number: CN219089789U
Application number: CN202223563016.2U
Authority: CN
Inventors: 朱小宁; 王冰; 吴庆; 朱亚宁
Original assignee: Beijing Helikang Prosthetics Co ltd; Hebei Kangxing Medical Device Co ltd
Current assignee: Beijing Helikang Prosthetics Co ltd; Hebei Kangxing Medical Device Co ltd
Priority date: 2022-12-30
Filing date: 2022-12-30
Publication date: 2023-05-30
Anticipated expiration: 2032-12-30

Abstract

The utility model discloses a high-strength carbon fiber half-foot artificial limb, which relates to the technical field of human artificial limbs and comprises an artificial limb shell, wherein a sole is arranged at the bottom end of the artificial limb shell, the top end of the sole is fixedly connected with an insole, the top end of the insole is in sliding connection with a damper, the surface of the damper is sleeved with a second spring, the side end of the damper is in sliding connection with a first clamping pad and a second clamping pad, the side end of the first clamping pad is connected with the second clamping pad through the first spring, the side end of the second clamping pad is fixedly connected with a connecting plate, the side end of the connecting plate is fixedly connected with a baffle, and the side end of the baffle is provided with an air bag.

Description

High-strength carbon fiber half-foot artificial limb

Technical Field

The utility model relates to the technical field of human prostheses, in particular to a high-strength carbon fiber half-foot prosthesis.

Background

Half-foot amputation is an amputation procedure that leaves the sole of the foot portion. After operation, the patient needs a power assisting device to assist the movement of amputation, which is beneficial to wound healing, so that the high-strength carbon fiber semi-foot artificial limb is provided. Through searching, the Chinese patent No. CN216168124U provides a high-strength carbon fiber half-foot artificial limb, which can inflate the inside of an irregular air bag to compensate the front sole part of a patient, so that the foot of the patient is tightly wrapped in the shell, and the pain of the patient is relieved. The prior art has poor fixation effect on the half foot of a patient, so that the bottom end of the half foot artificial limb is easy to separate from the half foot when the patient walks, and the smooth walking feeling of the patient is further influenced.

Disclosure of Invention

(one) solving the technical problems

Aiming at the defects of the prior art, the utility model provides a high-strength carbon fiber half-foot artificial limb, which solves the problems proposed by the background technology.

(II) technical scheme

In order to achieve the above purpose, the utility model is realized by the following technical scheme: the utility model provides a high strength carbon fiber half-foot artificial limb, includes the prosthetic limb casing, prosthetic limb casing bottom is equipped with the sole, prosthetic limb casing top fixed connection leg cover, sole top fixed connection shoe-pad, shoe-pad top sliding connection attenuator, the attenuator is equidistant distributed form, the second spring is inlayed to the cover on the attenuator surface, first clamp pad of attenuator side sliding connection and second clamp pad, first clamp pad side is connected with the second clamp pad through first spring, second clamp pad side fixed connection link plate, link plate side fixed connection baffle, the baffle side is equipped with the gasbag, gasbag side fixed connection arc pad, arc pad bottom fixed connection shoe-pad.

Preferably, the side ends of the leg sleeves are buckled and connected with the adjusting belt, the side ends of the adjusting belt are provided with air holes, and the air holes are distributed in an equidistant mode.

Preferably, sucking discs which are distributed at equal intervals are arranged at one side end of the bottom of the sole, and anti-slip strips which are distributed at equal intervals are arranged at the other side end of the bottom of the sole.

Preferably, the side end of the second clamping pad is fixedly connected with the sponge layer.

Preferably, the prosthetic shell and the sole are made of high-strength carbon fibers.

(III) beneficial effects

The utility model provides a high-strength carbon fiber half-foot artificial limb. The beneficial effects are as follows:

(1) The half-foot artificial limb can clamp the half foot through the first clamping pad, the second clamping pad and the first spring, then the leg sleeve and the adjusting belt are used for fixing the leg, and after the fixing, the half-foot artificial limb can be supported in an auxiliary mode through the sucker and the anti-slip strip arranged on the sole, so that the half-foot artificial limb is not easy to fall off when a patient walks, and smooth feeling when the patient walks can be improved.

(2) According to the utility model, the connecting plate, the baffle, the air bag and the arc-shaped pad are connected at the side end of the second clamping pad, so that when the half foot of a patient forwards acts, the air bag can buffer part of impulsive force, the half foot can be protected, and the dampers and the second springs are arranged at the bottom ends of the first clamping pad and the second clamping pad, so that the elasticity of the second springs can facilitate the patient to drive the half foot artificial limb to walk, and meanwhile, the dampers and the second springs can also play a role in damping and buffering, so that the half foot artificial limb walking device has practicability.

(3) The half-foot artificial limb adopts the high-strength carbon fiber, and the high-strength carbon fiber is firm and durable, has light weight and does not cause excessive burden on the legs of a patient.

Drawings

FIG. 1 is a schematic diagram of the overall utility model;

FIG. 2 is a schematic view of the connecting structure of the insole of the present utility model;

FIG. 3 is a schematic view of a connection structure of a first clamping pad and a second clamping pad according to the present utility model;

FIG. 4 is a schematic view of the structure of the sole of the present utility model;

fig. 5 is a schematic diagram of a connection structure of the damper of the present utility model.

In the figure, 1, a prosthetic shell; 2. a sole; 21. a suction cup; 22. an anti-slip strip; 3. an insole; 4. leg sleeves; 41. an adjusting belt; 42. ventilation holes; 5. a first clamping pad; 6. a second clamping pad; 61. a sponge layer; 7. a connecting plate; 8. a baffle; 9. an air bag; 10. an arc-shaped pad; 11. a first spring; 12. a damper; 13. and a second spring.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-5, the embodiment of the present utility model provides a technical solution: the high-strength carbon fiber half-foot artificial limb comprises an artificial limb shell 1, a sole 2 is arranged at the bottom end of the artificial limb shell 1, a leg sleeve 4 is fixedly connected to the top end of the artificial limb shell 1, an insole 3 is fixedly connected to the top end of the sole 2, a damper 12 is slidably connected to the top end of the insole 3, the damper 12 is in an equidistant distribution mode, a second spring 13 is sleeved and connected on the surface of the damper 12, a first clamping pad 5 and a second clamping pad 6 are slidably connected to the side end of the damper 12, the side end of the first clamping pad 5 is connected with the second clamping pad 6 through a first spring 11, a connecting plate 7 is fixedly connected to the side end of the second clamping pad 6, a baffle 8 is fixedly connected to the side end of the connecting plate 7, an air bag 9 is fixedly connected to an arc pad 10, the bottom end of the arc pad 10 is fixedly connected with the insole 3, the outer part of the half-foot of the artificial limb shell 1 is protected, the sole 2 supports the artificial limb shell 1, the leg sleeve 4 is connected with the leg of a patient, the insole 3 plays a role of connection, then the first clamping pad 5 and the second clamping pad 6 can clamp half feet through the elastic force of the first spring 11, thus the damper 12 at the bottom ends of the first clamping pad 5 and the second clamping pad 6 and the second spring 13 can absorb the bottom ends of the half feet, then when the patient walks, the force applying points of feet are concentrated on the second clamping pad 6, the second clamping pad 6 can buffer part of impact force through transmitting force to the connecting plate 7 and the baffle 8, the baffle 8 can buffer part of impact force through connecting the air bag 9, thereby relieving the force applying of the second clamping pad 6, enabling the patient to walk more comfortably, wherein the air bag 9 can set different inflation amounts to adapt to the patient, the connecting plate 7 and the baffle 8 can play a role of assisting the support of the second clamping pad 6 under the static state of the patient, the arc pad 10 plays a role of connection, while increasing the thickness of the lateral end of the prosthetic shell 1.

The leg cover 4 side end buckle is connected with the adjusting belt 41, the adjusting belt 41 side end is provided with the bleeder vent 42, the bleeder vent 42 is equidistant distributed form, after the leg cover 4 is connected with the patient's shank, the tightness of shank can be adjusted through the adjusting belt 41, and the bleeder vent 42 is convenient for ventilation of the half-foot artificial limb.

The anti-slip artificial limb is characterized in that the suckers 21 which are distributed at equal intervals are arranged at one side end of the bottom of the sole 2, the anti-slip strips 22 which are distributed at equal intervals are arranged at the other side end of the bottom of the sole 2, suction force between the suckers 21 and the ground is enhanced, and then support between the half foot and the ground is enhanced, the anti-slip strips 22 are used for preventing the front end of the artificial limb shell 1, and therefore when a patient leans forwards, the half foot artificial limb is not easy to slip.

The side end of the second clamping pad 6 is fixedly connected with the sponge layer 61, the sponge layer 61 is soft and comfortable, the wound of the half foot is protected, and the comfort level of the half foot clamped by the first clamping pad 5 and the second clamping pad 6 is improved.

The artificial limb shell 1 and the sole 2 adopt high-strength carbon fibers, and the high-strength carbon fibers are firm and durable and have light weight.

It should be noted that: when the utility model is used, a patient places the half feet on the first clamping pad 5 and the second clamping pad 6, the distance between the first clamping pad 5 and the second clamping pad 6 can be adjusted by pulling the first spring 11, the distance between the first clamping pad 5 and the second clamping pad 6 can be matched with the half feet of the patient, then the tightness of the leg sleeve 4 and the legs of the patient can be adjusted by adjusting the belt 41, when the patient walks, the force-applying points of the half feet can be concentrated on the second clamping pad 6, at this time, the second clamping pad 6 can transmit the force to the connecting plate 7 and the baffle plate 8, and the baffle plate 8 can buffer part of the impact force through connecting the air bag 9, so that the force-applying force of the second clamping pad 6 can be relieved, the patient can walk more comfortably, then, the bottom end damper 12 and the second spring 13 of the half feet can also absorb the buffer force, and when the patient is static, the suction force of the bottom sucker 21 of the sole 2 and the ground is enhanced, the support of the half feet and the ground is enhanced, and the anti-slip strip 22 can not slip on the front end of the artificial limb shell 1, and the patient can not easily fall down.

While the fundamental and principal features of the utility model and advantages of the utility model have been shown and described, it will be apparent to those skilled in the art that the utility model is not limited to the details of the foregoing exemplary embodiments, but may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.

Claims

1. A high strength carbon fiber half-foot prosthesis, characterized in that: including prosthetic limb casing (1), prosthetic limb casing (1) bottom is equipped with sole (2), prosthetic limb casing (1) top fixed connection leg cover (4), sole (2) top fixed connection shoe-pad (3), shoe-pad (3) top sliding connection attenuator (12), attenuator (12) are equidistant distributed form, second spring (13) are inlayed and connected on the surface to attenuator (12), first clamp pad (5) and second clamp pad (6) of attenuator (12) side sliding connection, first clamp pad (5) side is connected with second clamp pad (6) through first spring (11), second clamp pad (6) side fixed connection link (7).

2. A high strength carbon fiber prosthetic foot according to claim 1, wherein: the leg cover (4) side end buckle is connected with the adjusting belt (41), the adjusting belt (41) side end is provided with the bleeder vent (42), and the bleeder vent (42) are equidistant distributed form.

3. A high strength carbon fiber prosthetic foot according to claim 1, wherein: the anti-slip shoe is characterized in that suckers (21) distributed at equal intervals are arranged at one side end of the bottom of the sole (2), and anti-slip strips (22) distributed at equal intervals are arranged at the other side end of the bottom of the sole (2).

4. A high strength carbon fiber prosthetic foot according to claim 1, wherein: the side end of the second clamping pad (6) is fixedly connected with a sponge layer (61).

5. A high strength carbon fiber prosthetic foot according to claim 1, wherein: the artificial limb shell (1) and the sole (2) adopt high-strength carbon fibers.

6. A high strength carbon fiber prosthetic foot according to claim 1, wherein: the side end of the connecting plate (7) is fixedly connected with a baffle plate (8), and the side end of the baffle plate (8) is provided with an air bag (9).

7. The high strength carbon fiber half-foot prosthesis of claim 6 wherein: the side end of the air bag (9) is fixedly connected with an arc-shaped pad (10), and the bottom end of the arc-shaped pad (10) is fixedly connected with the insole (3).