阅读说明：本技术 一种可调节双踝膝关节矫形器 (Adjustable double-ankle knee joint orthosis ) 是由 王金武 曹雨晴 王彩萍 万克明 许苑晶 戴尅戎 于 2020-05-21 设计创作，主要内容包括：本申请提供的一种可调节双踝膝关节矫形器。包括：大腿支撑件、调节结构、膝盖支撑件、及矫正结构；所述大腿支撑件与所述膝盖支撑件的一端之间通过所述调节结构连接；所述膝盖支撑件的另一端与所述矫正结构连接；所述调节结构通过束带与拉块组件实现长度调节；所述大腿支撑件上设有用于适配卡合大腿的第一凹部；所述膝盖支撑件上设有用于适配卡合膝盖的第二凹部；所述矫正结构包括：直线固定件、中间承接件、支撑臂、及用于患者小腿穿过以限制固定小腿的固定环；矫正结构用于支撑并矫正小腿。本申请解决了膝关节矫形器中支具没有可调节的束带进行紧固,使得病人膝关节无法得到有效矫正的问题；同时通过矫正结构有效对小腿起到支撑矫正的作用。(The application provides an adjustable pair of ankle knee joint orthopedic ware. The method comprises the following steps: a thigh support, an adjustment structure, a knee support, and a correction structure; the thigh support and one end of the knee support are connected through the adjusting structure; the other end of the knee support is connected with the correcting structure; the adjusting structure realizes length adjustment through a belt and a pull block assembly; the thigh supporting part is provided with a first concave part for being matched with and clamped with a thigh; the knee support is provided with a second concave part for being matched with and clamped with a knee; the orthotic structure comprises: the support device comprises a linear fixing piece, an intermediate bearing piece, a support arm and a fixing ring for the shank of the patient to pass through so as to limit and fix the shank; the orthotic structure is used to support and orthotic the lower leg. The knee joint orthosis solves the problem that the knee joint of a patient cannot be effectively corrected because the brace in the knee joint orthosis is not fastened by an adjustable bridle; simultaneously, the shank is effectively supported and corrected through the correcting structure.)

1. An adjustable bi-ankle knee orthosis, comprising: a thigh support, an adjustment structure, a knee support, and a correction structure;

the thigh support and one end of the knee support are connected through the adjusting structure; the other end of the knee support is connected with the correcting structure;

the adjusting structure realizes length adjustment through a belt and a pull block assembly;

the thigh supporting part is provided with a first concave part for being matched with and clamped with a thigh; the knee support is provided with a second concave part for being matched with and clamped with a knee;

the orthotic structure comprises: the supporting device comprises two linear fixing pieces, two middle bearing pieces, four supporting arms and a fixing ring, wherein the fixing ring is used for the shank of a patient to pass through so as to limit and fix the shank; the orthotic structure is for supporting and orthotic the lower leg.

2. The adjustable bi-ankle knee orthosis of claim 1, wherein the strap and pull block assembly comprises: three binding belts and two clamping blocks; the clamping block is glued between the two bridles, and the pulling block is pulled to adjust the relative lengths of the bridles.

3. The adjustable bi-ankle knee orthosis of claim 1, wherein one end of each of said two linear fasteners is fixedly connected to each of the two side portions of said knee support; the other ends of the two linear fixing pieces are respectively and fixedly connected with one ends of the two supporting arms through the middle bearing piece; the other end of each supporting arm is respectively fixed on the fixing ring.

4. The adjustable bi-ankle knee orthosis of claim 1, wherein the first recess and the second recess are oppositely oriented and the depth of the second recess is less than the depth of the first recess.

5. The adjustable bi-ankle knee orthosis of claim 1, wherein one or more snap components are provided at an apex of the first recess and an apex of the second recess, respectively.

6. The adjustable bi-ankle knee orthosis of claim 5, wherein said snap assembly comprises: a fixed block and an elastic rope; one end of the elastic rope is fixed to one side of the top end of the first concave part or the second concave part, and the fixed block is arranged on the other side of the top end of the first concave part or the second concave part; the fixed block is used for fixing the other end of bungee cord, the fixed block passes through the screw realization and can dismantle the connection.

7. The adjustable bi-ankle knee orthosis of claim 1, wherein said knee support comprises: the first connecting part is fixedly connected with the adjusting structure, the second connecting part is fixedly connected with the correcting structure, and the knee bearing part is integrally arranged between the same sides of the first connecting part and the second connecting part; the knee receiving portion is provided with the second concave portion for being matched with and clamped with a knee.

8. The adjustable bi-ankle knee orthosis of claim 1, wherein two of said adjustment structures are connected between said thigh support and one end of said knee support; the two adjusting structures are respectively and oppositely arranged on two sides of the thigh supporting piece and the knee supporting piece.

9. The adjustable bi-ankle knee orthosis of claim 8, wherein said adjustment structure comprises: the two connecting pieces, the two locking pieces, the two rotating shafts, the binding belt and the pull block assembly;

the two ends of the bridle and the pull block assembly are respectively connected with a rotating shaft in a rotating manner, and each rotating shaft is fixedly connected with the connecting piece and is matched with the connecting piece for rotation adjustment through the rotating shaft; the locking piece is used for fixedly pressing the end part of the strap pulling block assembly;

wherein one of the connectors is fixedly connected with the thigh supporting part; the other connecting piece is fixedly connected with the knee support piece; the connecting member is detachably connected to the thigh support or the knee support by a screw, respectively.

10. The adjustable ankle-knee orthosis according to claim 1, wherein the thigh support and the knee support are previously fabricated according to three-dimensional model data of the patient's thighs and knees using 3D printing technology; the materials used by the 3D printing technique include: any one or more of polylactic acid, nylon plastic, photosensitive resin, silica gel, rubber, latex, ABS plastic, PVC plastic, organic silicon resin and propenyl resin.

Technical Field

The application relates to the field of medical knee joint orthotics, in particular to an adjustable double-ankle knee joint orthosis.

Background

The knee joint is composed of the lower end of the femur, the upper end of the tibia and the patella, is the most complex joint of the human body, and belongs to the pulley joint. The knee joint orthosis is mainly used for fixing the knee joint after trauma and operation and moving the knee joint within a certain range, and can fix and stabilize the knee joint and correct the leg axis (between the thigh and the shank).

Chinese patent application CN201720052286.7 discloses "an individualized off-loading formula knee joint brace", middle acceptor is including the upper junction plate, intermediate junction plate and the lower junction plate that connect gradually, the intermediate junction plate includes condyle contact plate, biax chassis and two spacing buckles, the biax chassis is hollow structure's double-deck board, condyle contact plate, biax chassis and spacing buckle from interior to exterior connect gradually, upper junction plate and lower junction plate are connected respectively in the hollow structure on biax chassis, two spacing buckles respectively with upper junction plate and lower junction plate coaxial rotation. Although the utility model can effectively reduce the extrusion to the opposite compartment in the correction process and realize the personalized customization of the knee joint orthopedic brace of the patient, the crus can not be effectively corrected; furthermore, the brace has no adjustable means for fastening, so that the knee joint of the patient cannot be effectively corrected.

Therefore, there is a need to provide a personalized adjustable brace for a double ankle knee joint to solve the above-mentioned problems.

Disclosure of Invention

In view of the above-identified shortcomings of the prior art, the technical problem to be solved by the present application is to provide an adjustable bi-ankle knee orthosis that solves at least one of the problems of the prior art.

To achieve the above and other related objects, the present application provides an adjustable bi-ankle knee orthosis comprising: a thigh support, an adjustment structure, a knee support, and a correction structure; the thigh support and one end of the knee support are connected through the adjusting structure; the other end of the knee support is connected with the correcting structure; the adjusting structure realizes length adjustment through a belt and a pull block assembly; the thigh supporting part is provided with a first concave part for being matched with and clamped with a thigh; the knee support is provided with a second concave part for being matched with and clamped with a knee; the orthotic structure comprises: the supporting device comprises two linear fixing pieces, two middle bearing pieces, four supporting arms and a fixing ring, wherein the fixing ring is used for the shank of a patient to pass through so as to limit and fix the shank; the orthotic structure is for supporting and orthotic the lower leg.

In one embodiment of the present application, the strap and pull block assembly comprises: three binding belts and two clamping blocks; the clamping block is glued between the two bridles, and the pulling block is pulled to adjust the relative lengths of the bridles.

In an embodiment of the present application, one end of each of the two linear fasteners is fixedly connected to two side portions of the knee support; the other ends of the two linear fixing pieces are respectively and fixedly connected with one ends of the two supporting arms through the middle bearing piece; the other end of each supporting arm is respectively fixed on the fixing ring.

In an embodiment of the present application, the first recess and the second recess face opposite directions, and a depth of the second recess is smaller than a depth of the first recess.

In an embodiment of the present disclosure, one or more fastening components are respectively disposed at a top end of the first concave portion and a top end of the second concave portion.

In an embodiment of the present application, the clip assembly includes: a fixed block and an elastic rope; one end of the elastic rope is fixed to one side of the top end of the first concave part or the second concave part, and the fixed block is arranged on the other side of the top end of the first concave part or the second concave part; the fixed block is used for fixing the other end of bungee cord, the fixed block passes through the screw realization and can dismantle the connection.

In one embodiment of the present application, the knee support includes: the first connecting part is fixedly connected with the adjusting structure, the second connecting part is fixedly connected with the correcting structure, and the knee bearing part is integrally arranged between the same sides of the first connecting part and the second connecting part; the knee receiving portion is provided with the second concave portion for being matched with and clamped with a knee.

In one embodiment of the present application, two of the adjusting structures are connected between the thigh support and one end of the knee support; the two adjusting structures are respectively and oppositely arranged on two sides of the thigh supporting piece and the knee supporting piece.

In an embodiment of the present application, the adjusting structure includes: the two connecting pieces, the two locking pieces, the two rotating shafts, the binding belt and the pull block assembly; the two ends of the bridle and the pull block assembly are respectively connected with a rotating shaft in a rotating manner, and each rotating shaft is fixedly connected with the connecting piece and is matched with the connecting piece for rotation adjustment through the rotating shaft; the locking piece is used for fixedly pressing the end part of the strap pulling block assembly; wherein one of the connectors is fixedly connected with the thigh supporting part; the other connecting piece is fixedly connected with the knee support piece; the connecting member is detachably connected to the thigh support or the knee support by a screw, respectively.

In an embodiment of the present application, the thigh support and the knee support are manufactured in advance by a 3D printing technique according to three-dimensional model data of the thigh and the knee of the patient; the materials used by the 3D printing technique include: any one or more of polylactic acid, nylon plastic, photosensitive resin, silica gel, rubber, latex, ABS plastic, PVC plastic, organic silicon resin and propenyl resin.

As mentioned above, the present application provides an adjustable anklebone orthosis. The method comprises the following steps: a thigh support, an adjustment structure, a knee support, and a correction structure; the thigh support and one end of the knee support are connected through the adjusting structure; the other end of the knee support is connected with the correcting structure; the adjusting structure realizes length adjustment through a belt and a pull block assembly; the thigh supporting part is provided with a first concave part for being matched with and clamped with a thigh; the knee support is provided with a second concave part for being matched with and clamped with a knee; the orthotic structure comprises: the supporting device comprises two linear fixing pieces, two middle bearing pieces, four supporting arms and a fixing ring, wherein the fixing ring is used for the shank of a patient to pass through so as to limit and fix the shank; the orthotic structure is for supporting and orthotic the lower leg.

The following beneficial effects are achieved:

the problem that the knee joint of a patient cannot be effectively corrected because the brace in the knee joint orthosis is not fastened by an adjustable bridle is solved; simultaneously, the shank is effectively supported and corrected through the correcting structure.

Drawings

Fig. 1 is a schematic diagram of an adjustable ankle-knee orthosis according to an embodiment of the present application.

Fig. 2 is a schematic structural diagram of an adjustment structure in an embodiment of the present application.

Fig. 3 is a schematic structural diagram of a corrective structure in an embodiment of the present application.

Detailed Description

The following description of the embodiments of the present application is provided by way of specific examples, and other advantages and effects of the present application will be readily apparent to those skilled in the art from the disclosure herein. The present application is capable of other and different embodiments and its several details are capable of modifications and/or changes in various respects, all without departing from the spirit of the present application. It is to be noted that the features in the following embodiments and examples may be combined with each other without conflict.

It should be noted that the drawings provided in the following embodiments are only schematic and illustrate the basic idea of the present application, and although the drawings only show the components related to the present application and are not drawn according to the number, shape and size of the components in actual implementation, the type, quantity and proportion of the components in actual implementation may be changed at will, and the layout of the components may be more complex.

Referring to fig. 1, a schematic diagram of an adjustable ankle-knee orthosis according to an embodiment of the present application is shown. As shown, the adjustable bi-ankle knee orthosis comprises: a thigh support 1, an adjustment structure 2, a knee support 3, and a correction structure 4; wherein the thigh support 1 and one end of the knee support 3 are connected by the adjustment structure 2; the other end of the knee support 3 is connected to the orthotic structure 4.

Specifically, the thigh support 1 is provided with a first recess 12 for fitting engagement with a thigh. One or more snap components 5 are arranged at the top end of the first concave part 12. Preferably, the present application is provided with two snap assemblies 5. The snap assembly 5 comprises: a fixed block 51 and an elastic cord 52; one end of the elastic rope 52 is fixed on one side of the top end of the first concave part 12, and the fixed block 51 is arranged on the other side of the top end of the first concave part 12; the fixed block 51 is used for fixing the other end of the elastic rope 52, and the fixed block 51 is detachably connected through a screw.

As the name implies, the thigh support 1 is a support corresponding to the thigh of the patient when the adjustable anklebone orthosis of the present application is used. For example, after the patient wears the thigh part, the thigh part is fitted into the first recess 12 of the thigh support 1, and then the thigh is fixed by the buckle assembly 5.

In one embodiment of the present application, the knee support 3, as its name implies, is a support corresponding to the knee of the patient when using the adjustable anklebone orthosis of the present application. The knee support 3 includes: a first connecting portion 31 fixedly connected to the adjustment structure 2, a second connecting portion 32 fixedly connected to the correction structure 4, and a knee receiving portion 33 integrally provided between the first connecting portion 31 and the second connecting portion 32 on the same side, wherein the knee support 3 is formed in a U-shape as viewed from the angle in fig. 1 by the first connecting portion 31, the second connecting portion 32, and the knee receiving portion 33.

Further, a second recess for fitting and engaging with a knee provided in the knee support 3 is provided, specifically, the second recess for fitting and engaging with a knee is provided in the knee receiving portion 33, that is, the knee receiving portion 33. The top end of the second recess is provided with one or more snap elements 5, as well as the first recess 12. Preferably, the present application is provided with two snap assemblies 5. The snap assembly 5 comprises: a fixed block 51 and an elastic cord 52; one end of the elastic rope 52 is fixed to one side of the top end of the second concave part, and the fixed block 51 is arranged on the other side of the top end of the second concave part; the fixed block 51 is used for fixing the other end of the elastic rope 52, and the fixed block 51 is detachably connected through a screw.

For example, after the patient wears the knee part, the knee part is fitted against the second recess of the knee bolster 33, and then the knee is fixed by the snap assembly 5 around the back bend of the knee.

It should be noted that the first recess 12 of the thigh support 1 is oriented opposite to the second recess of the knee support 3, and preferably, the first recess 12 is oriented toward the front of the patient after wearing, and the second recess is oriented toward the back of the patient after wearing. After actually wearing the adjustable anklebone orthosis of the present application, the thigh support 1 will be located behind the thigh region of the patient and the knee support 3 will be located in front of the knee region of the patient. Wherein, thigh support piece 1 and knee support piece 3 correspond the patient and have stepped back and form the crisscross condition in front and back, in this application, the rethread between the two adjusts structure 2's connection, can greatly increased to the fixed stability between patient's knee and the thigh, correct to supporting and play better effect.

In addition, since the first concave portion 12 is adapted to fit and engage with the thigh portion of the patient and the second concave portion is adapted to engage with the knee portion, the thigh portion is generally larger in volume and circumference than the knee, and therefore, the depth of the first concave portion 12 is larger than that of the second concave portion, so as to improve the wearing comfort.

In one embodiment of the present application, two of the adjusting structures 2 are connected between the thigh support 1 and one end of the knee support 3; the two adjusting structures 2 are respectively and oppositely arranged on two sides of the thigh supporting part 1 and the knee supporting part 3. Namely, when the adjustable double-ankle knee joint orthosis is used, the two adjusting structures 2 are arranged on two sides of the thigh of the patient, so that the better protection effect is achieved, and the situation that the thigh supporting part 1 and the knee supporting part 3 are misaligned with the thigh of the patient is avoided.

The relative distance between the thigh and the knee of the patient may be different when the leg of the patient is upright and bent, which is also a problem in the "one kind of personalized off-loading knee brace" disclosed in chinese patent application CN201720052286.7, which is mentioned in the background of the present application, i.e. lack of adjustment between the thigh and the knee as in common knee braces.

In order to solve the above problem, the present application realizes the length adjustment through the strap and the pull block assembly 21 according to the adjusting structure 2. Specifically, as shown in fig. 2, the adjusting structure 2 includes: two connecting pieces 22, two locking pieces 24, two rotating shafts 23 and a belt and pulling block assembly 21.

Wherein the strap and pull block assembly 21 comprises: a three-section binding belt 211 and two clamping blocks; a block is glued between each of the belts 211, and the pull block 212 is pulled to adjust the relative length of the belts 211.

The two ends of the strap and pull block assembly 21 are respectively rotatably connected with a rotating shaft 23, each rotating shaft 23 is fixedly connected with the connecting piece 22, and the rotating shafts 23 are matched for rotation adjustment; the locking member 24 is used for fixing and pressing the end of the strap 211 of the assembly of the pulling block 212 of the strap 211. Wherein one of said connecting members 22 is fixedly connected to said thigh support 1; the other of said connectors 22 is fixedly connected to said knee support 3; the connecting member 22 is detachably connected to the thigh support 1 or the knee support 3, respectively, by means of screws.

For example, after wearing the adjustable double ankle knee orthosis of the present application, the patient can adjust the length of the strap 211 by pulling the pull block 212, and then press the end of the strap 211 by the locking member 24 to achieve the best fastening effect by adjusting different lengths.

In an embodiment of the present application, the correcting structure 4 includes: two linear anchors 41, two intermediate sockets 42, four support arms 43, and a retainer ring 44 for the lower leg of the patient to pass through to restrain the lower leg, the orthotic structure 4 being used to support and orthotic the lower leg.

It should be noted that, in the present application, the supporting arm 43 and the linear fixing element 41 can effectively perform a supporting and correcting function, and the fixing ring 44 can perform a limiting and fixing function on the lower leg, so as to solve the problem that the knee joint orthosis cannot effectively correct the lower leg.

Specifically, one ends of the two linear fasteners 41 are fixedly connected to both side portions of the knee support 3, respectively; the other ends of the two linear fixtures 41 are respectively and fixedly connected with one ends of the two supporting arms 43 through the intermediate bearing member 42, wherein the two supporting arms 43 are fixedly connected to the fixing ring 44 in an inverted V manner. The other end of each of the support arms 43 is fixed to the fixing ring 44.

In an embodiment of the present application, the thigh support 1 and the knee support 3 are manufactured in advance according to three-dimensional model data of thighs and knees of a patient by using a 3D printing technology; in order to print the thigh support 1 and the knee support 3 to be more fit with the thighs and the knees of the patient, the thigh support 1 and the knee support 3 are three-dimensional face scanning image data acquired by optically three-dimensionally scanning the thighs and the knees of the patient to obtain a three-dimensional curve structure of contact profiles of the thigh support 1 and the knee support 3 with the thighs and the knees of the human body, so that the adjustable double-ankle knee orthosis can be quite fit with corresponding collected persons, the comfort degree of the wearer can be greatly increased, the pressure injury can be reduced, and the fixing effect can be increased.

The materials used by the 3D printing technique include: any one or more of polylactic acid, nylon plastic, photosensitive resin, silica gel, rubber, latex, ABS plastic, PVC plastic, organic silicon resin and propenyl resin.

The polylactic acid (P L A) is a novel bio-based and renewable biodegradable material, and is prepared by using starch raw materials provided by renewable plant resources (such as corn, cassava and the like), the starch raw materials are saccharified to obtain glucose, the glucose and certain strains are fermented to prepare high-purity lactic acid, and the high-purity lactic acid is synthesized by a chemical synthesis method to obtain the polylactic acid with a certain molecular weight.

In summary, the present application provides an adjustable double ankle knee orthosis. It includes: a thigh support, an adjustment structure, a knee support, and a correction structure; the thigh support and one end of the knee support are connected through the adjusting structure; the other end of the knee support is connected with the correcting structure; the adjusting structure realizes length adjustment through a belt and a pull block assembly; the thigh supporting part is provided with a first concave part for being matched with and clamped with a thigh; the knee support is provided with a second concave part for being matched with and clamped with a knee; the orthotic structure comprises: the fixing device comprises two linear fixing pieces, two middle bearing pieces, four supporting pieces and a fixing ring, wherein the fixing ring is used for the shank of a patient to pass through so as to limit and fix the shank; the orthotic structure is for supporting and orthotic the lower leg.

The knee joint orthosis solves the problem that the knee joint of a patient cannot be effectively corrected because the brace in the knee joint orthosis is not fastened by an adjustable bridle; simultaneously, the shank is effectively supported and corrected through the correcting structure.

In summary, the present application effectively overcomes various disadvantages of the prior art and has a high industrial utility value.

The above embodiments are merely illustrative of the principles and utilities of the present application and are not intended to limit the application. Any person skilled in the art can modify or change the above-described embodiments without departing from the spirit and scope of the present application. Accordingly, it is intended that all equivalent modifications or changes which can be made by those skilled in the art without departing from the spirit and technical concepts disclosed in the present application shall be covered by the claims of the present application.