CN106823354B - Semi-rigid knee joint protector - Google Patents

Abstract

The invention discloses a semi-rigid knee joint protector, comprising: the knee joint protective equipment body, the position that corresponds the kneecap on the knee joint protective equipment body sets up the kneecap protection pad, and the position that corresponds the knee joint inside and outside on the knee joint protective equipment body sets up inside and outside elastic steel sheet respectively, and on inside and outside elastic steel sheet was fixed in the knee joint protective equipment body, the middle part of inside and outside elastic steel sheet was connected in the kneecap protection pad through flexible spring leaf, elastic webbing. The knee joint protective equipment body comprises an upper side binding belt and a lower side binding belt, and buffer sheet bodies made of an expansion material are respectively arranged on the upper side binding belt and the lower side binding belt. The invention has reasonable structure and good comfort, can effectively prevent the knee joint from over-outward rotation and knee bending, and effectively protects the sporter from being damaged by the knee joint in the exercise process.

Description

Semi-rigid knee joint protector

Technical Field

The invention relates to a knee joint protector, in particular to a semi-rigid knee joint protector capable of protecting the knee joint from over valgus and bending.

Background

In sports such as basketball, badminton, football, skiing, hockey, parachuting and the like, the instability of knee joints is often caused by extremely rapid torsion, sudden stop action or excessive impact force, sports injuries such as muscle, medial and lateral collateral ligaments, anterior cruciate ligament tear, meniscus injury and the like are caused, and the fracture of a tibial plateau is caused by severe people. In particular, the great impact force generated at the landing time, such as the landing time of a basketball after takeoff and the landing time of parachuting movement, is easy to cause the damage of knee joints and soft tissues. According to statistics, the injury of the knee joint in the parachuting movement accounts for 21.1 percent and is only second to the injury of the ankle joint, wherein the injury of the collateral ligament accounts for 39.1 percent, the injury of the cruciate ligament accounts for 28.6 percent, the injury of the meniscus accounts for 15.5 percent, and the bone contusion accounts for 9.9 percent. Therefore, the knee joint protector is designed for the sporter, and the knee joint protector can reasonably and effectively protect the sporter from the damage of the knee joint

The existing knee joint protector is mainly divided into a built-in type and an external type. The built-in knee joint protector is mainly made of materials such as cloth, rubber, cotton fiber, polyester fiber and the like, mainly has elasticity or semielasticity, and is provided with parts (such as patella belts) for protecting special areas of the knee joint in some cases, but the built-in knee joint protector cannot effectively limit the abduction and angular displacement of the knee joint; the external knee joint protector is generally a semi-rigid knee joint protector, and elastic steel sheets are respectively arranged on the inner side and the outer side of the external knee joint protector and used for limiting the tendency of knee eversion, but the external knee joint protector cannot effectively limit the external rotation and the angular displacement of the knee and cannot limit the knee from excessively bending to tear anterior cruciate ligaments.

Disclosure of Invention

In view of the above, the present invention provides a semi-rigid knee joint supporter, which has a reasonable structure and good comfort, and can effectively prevent the knee joint from over-pronating and bending, and effectively protect the sporter from the injury of the knee joint during the exercise.

In order to achieve the purpose, the invention adopts the following technical scheme:

a semi-rigid knee brace comprising:

a knee joint protective tool body which is provided with a protective tool body,

the kneecap protection pad is arranged on the knee joint protective tool body corresponding to the kneecap,

the knee joint protective tool body is respectively provided with an inner elastic steel sheet and an outer elastic steel sheet corresponding to the inner side and the outer side of the knee joint,

the inner and outer side elastic steel sheets are fixed on the knee joint protector body, and the middle parts of the inner and outer side elastic steel sheets are connected with the patella protection pad through a bendable spring piece and an elastic belt.

Further, in the above-mentioned case,

the knee joint protective equipment body comprises an upper side binding belt and a lower side binding belt, and buffer sheet bodies made of an expansion material are arranged on the upper side binding belt and the lower side binding belt respectively.

The patellar protection pad is a circular pad with an opening in the middle, and foam type negative Poisson's ratio auxetic materials are sewn and filled in the circular pad.

The knee joint protective equipment body still includes the middle part band, upside band, downside band and middle part band tip are equipped with fixed sticky tape.

The knee joint protector body is made of synthetic rubber and a tensile fiber material.

The inner side elastic steel sheet, the outer side elastic steel sheet, the patella protection pad, the buffer sheet body, the fixed adhesive tape and the knee joint protector body are connected through stitching with double-stitch lines.

The invention has the advantages that:

1. the elastic steel sheets are arranged on the inner side and the outer side of the knee joint and are connected with the patella protection pad through the elastic belt, so that the stability of the knee joint on the deformed surface is improved, and the elastic belt on the inner side of the knee joint can prevent the knee joint from excessively abducting;

2. the elastic steel sheets on the inner side and the outer side of the knee joint conform to the anatomical structures on the inner side and the outer side of the knee joint, and the injury caused by overlarge local stress when the knee joint is turned inside and outside can be avoided;

3. the knee joint protector body is provided with the buffer sheet body made of the auxetic material, so that the over-bending time of the knee joint can be prolonged, and the traction of the front side of the knee joint is avoided;

4. the semi-rigid knee joint protector is good in comfort, good in air permeability and convenient to wear, can effectively limit excessive outward rotation and buckling of the knee joint in extreme sports such as severe sports or parachuting, and effectively prevents the knee joint of a sporter from being damaged when the sporter falls to the ground.

Drawings

Fig. 1 is a schematic view of a planar deployment configuration of the outer surface of the semi-rigid knee brace of the present invention.

Fig. 2 is a schematic view of a planar deployment configuration of the inner surface (wearing surface) of the semi-rigid knee brace shown in fig. 1.

Fig. 3 is a schematic view of the semi-rigid knee brace of the present invention worn about the knee.

Fig. 4 is a front view of the inner and outer resilient steel sheets of the semi-rigid knee brace shown in fig. 3.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and examples.

As shown in fig. 1-4, the semi-rigid knee joint supporter disclosed by the present invention comprises a knee joint supporter body 1, a patella protection pad 2 is disposed on the knee joint supporter body 1 at a position corresponding to the patella, an inner elastic steel sheet 31 is disposed on the knee joint supporter body 1 at a position corresponding to the inner side of the knee joint, and an outer elastic steel sheet 32 is disposed at a position corresponding to the outer side of the knee joint.

The inner and outer elastic steel sheets 31 and 32 are sewn on the knee joint protector body 1 through double-stitch lines, and the middle parts of the inner and outer elastic steel sheets are connected to the position of the patella protection pad 2 through a bendable spring piece 4 and an elastic belt 5. The contours of the inner and outer elastic steel sheets are respectively consistent with the anatomical contours of the inner and outer sides of the knee joint, and the inner and outer elastic steel sheets can enhance rigid support, stabilize the knee joint, absorb impact energy and avoid impact damage of inner and outer ligaments and meniscus.

The knee joint protector body 1 comprises an upper side strap 11, a lower side strap 12 and a middle strap 13, wherein the upper side strap 11 and the lower side strap 12 are respectively provided with a buffer sheet body 6, and the buffer sheet body 6 is made of an expansion material. When the sporter falls to the ground and the knee joint is bent, the buffer sheet bodies 6 on the upper and lower side bridles can reduce the excessive bending of the knee joint, increase the buffer time and prevent the impact tearing of soft tissues. The ends of the upper bridle 11, the lower bridle 12 and the middle bridle 13 are respectively provided with a fixed adhesive tape 7 for fixing when being worn.

Patella protection pad 2 is the circular gasket of middle part trompil, sew up in this circular gasket and fill the negative poisson of foam formula and compare the auxetic material, the quality is light, patella protection pad 2 closely laminates in the patella, can prevent the excessive aversion of patella when knee joint buckling, the middle part trompil of patella protection pad 2 can release the pressure that the knee joint bore in the activity, the elastic webbing 5 in the cooperation knee joint inside and outside, can stabilize the axis position of patella, prevent that the knee joint from pronating and the patella pronates outward, the ligament that causes is torn.

The knee joint protector body 1 is made of synthetic rubber and tensile fiber materials, is light in weight and good in elasticity, has good moisture absorption and sweat releasing functions, can discharge redundant water vapor during sports, and improves wearing comfort level.

The components such as the patella protection pad 2, the buffer sheet body 6, the fixed adhesive tape 7 and the knee joint protector body 1 are connected by sewing through double-stitch stitches, so that the falling off caused by overlarge stress in the motion process is prevented.

The semi-rigid knee joint protector is determined according to the average knee width of Chinese adult men, and can be worn internally or externally. When wearing, with upper and lower side band 11, 12 from inside to outside winding, be fixed in the knee joint protective equipment body 1 surface that the knee joint medial part corresponds through fixed sticky tape 7, wherein, longer upper side band 11 is fixed in the thigh inboard, and shorter lower side band 12 is fixed in the shank inboard, and middle part band 13 is from outer inside winding, is fixed in the knee joint protective equipment body 1 surface that shank upper portion corresponds through fixed sticky tape 7, accomplishes the wearing process promptly.

The above description is of the preferred embodiment of the present invention and the technical principles applied thereto, and it will be apparent to those skilled in the art that any changes and modifications based on the equivalent changes and simple substitutions of the technical solution of the present invention are within the protection scope of the present invention without departing from the spirit and scope of the present invention.

Claims (1)

1. Semi-rigid knee joint supporter, its characterized in that includes:

a knee joint protector body which is made of synthetic rubber and a tensile fiber material,

the kneecap protection pad is arranged on the knee joint protective tool body corresponding to the kneecap, the kneecap protection pad is a round pad with an opening at the middle part, foam type negative Poisson ratio expansion material is sewed and filled in the round pad,

the positions of the knee joint protective tool body corresponding to the inner side and the outer side of the knee joint are respectively sewed with an inner elastic steel sheet and an outer elastic steel sheet through double-stitch sewing threads, the outlines of the inner elastic steel sheet and the outer elastic steel sheet are respectively consistent with the anatomical outline structures of the inner side and the outer side of the knee joint,

the inner and outer side elastic steel sheets are fixed on the knee joint protector body, the middle parts of the inner and outer side elastic steel sheets are connected with the patella protection pad through a bendable spring leaf and an elastic belt,

the knee joint protector body comprises an upper side binding belt and a lower side binding belt, wherein the upper side binding belt and the lower side binding belt are respectively provided with a buffer sheet body made of an expansion material,

the knee joint protector body also comprises a middle bridle, the end parts of the upper bridle, the lower bridle and the middle bridle are provided with fixed adhesive tapes,

the inner side elastic steel sheet, the outer side elastic steel sheet, the patella protection pad, the buffer sheet body, the fixed adhesive tape and the knee joint protector body are connected through stitching with double-stitch lines.

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