CN111317603A - Orthopedic brace for improving O-shaped and X-shaped legs of knee joints - Google Patents
Orthopedic brace for improving O-shaped and X-shaped legs of knee joints Download PDFInfo
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- CN111317603A CN111317603A CN202010195108.6A CN202010195108A CN111317603A CN 111317603 A CN111317603 A CN 111317603A CN 202010195108 A CN202010195108 A CN 202010195108A CN 111317603 A CN111317603 A CN 111317603A
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- knee joint
- brace
- shaped
- threaded
- fixing
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- 210000000629 knee joint Anatomy 0.000 title claims abstract description 101
- 210000002414 leg Anatomy 0.000 title claims abstract description 24
- 230000000399 orthopedic effect Effects 0.000 title claims abstract description 16
- 210000000689 upper leg Anatomy 0.000 claims abstract description 24
- 210000001699 lower leg Anatomy 0.000 claims abstract description 13
- 230000000149 penetrating effect Effects 0.000 claims abstract description 6
- 210000003127 knee Anatomy 0.000 claims 1
- 208000032170 Congenital Abnormalities Diseases 0.000 abstract description 6
- 206010061619 Deformity Diseases 0.000 abstract description 6
- 244000309466 calf Species 0.000 abstract 1
- 238000000034 method Methods 0.000 description 8
- 241001227561 Valgus Species 0.000 description 7
- 241000469816 Varus Species 0.000 description 7
- 238000012937 correction Methods 0.000 description 5
- 238000004804 winding Methods 0.000 description 5
- 210000003141 lower extremity Anatomy 0.000 description 4
- 208000024891 symptom Diseases 0.000 description 3
- 238000005299 abrasion Methods 0.000 description 2
- 238000005452 bending Methods 0.000 description 2
- 230000003111 delayed effect Effects 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 230000004064 dysfunction Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000036407 pain Effects 0.000 description 2
- 238000011084 recovery Methods 0.000 description 2
- 238000011160 research Methods 0.000 description 2
- 206010051055 Deep vein thrombosis Diseases 0.000 description 1
- 206010067268 Post procedural infection Diseases 0.000 description 1
- 206010047249 Venous thrombosis Diseases 0.000 description 1
- 230000000740 bleeding effect Effects 0.000 description 1
- 210000004439 collateral ligament Anatomy 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 201000010099 disease Diseases 0.000 description 1
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 230000005714 functional activity Effects 0.000 description 1
- 238000000338 in vitro Methods 0.000 description 1
- 230000008376 long-term health Effects 0.000 description 1
- 230000003387 muscular Effects 0.000 description 1
- 230000002040 relaxant effect Effects 0.000 description 1
- 238000012552 review Methods 0.000 description 1
- 238000002636 symptomatic treatment Methods 0.000 description 1
- 210000003906 tibiofibular joint Anatomy 0.000 description 1
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F5/00—Orthopaedic methods or devices for non-surgical treatment of bones or joints; Nursing devices; Anti-rape devices
- A61F5/01—Orthopaedic devices, e.g. splints, casts or braces
- A61F5/0102—Orthopaedic devices, e.g. splints, casts or braces specially adapted for correcting deformities of the limbs or for supporting them; Ortheses, e.g. with articulations
- A61F5/0123—Orthopaedic devices, e.g. splints, casts or braces specially adapted for correcting deformities of the limbs or for supporting them; Ortheses, e.g. with articulations for the knees
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- Health & Medical Sciences (AREA)
- Nursing (AREA)
- Orthopedic Medicine & Surgery (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Vascular Medicine (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Orthopedics, Nursing, And Contraception (AREA)
Abstract
The invention relates to an orthopedic brace for improving O-shaped and X-shaped legs of knee joints, which comprises a brace body, a knee joint fixing strap fixedly arranged on the outer side of the brace body, a threaded fixing rod movably arranged on the brace body in a penetrating way, and a knee joint grooved wheel arranged on the brace body, wherein the brace body is arranged outside the knee joints and respectively extends to the positions of thighs and calves towards the upper end and the lower end; the knee joint fixing belts are divided into an upper group and a lower group, one group is arranged at the upper part of the support body and is positioned at the thigh position, and the other group is arranged at the lower part of the support body and is positioned at the shank position; an arc inner side support is arranged at the end part of the threaded fixing rod and in contact with the thigh, and a nut is sleeved at the other end of the threaded fixing rod; the thread fixing rods are respectively arranged at the upper, middle and lower positions of the two knee joint fixing belts; the knee joint grooved pulley is positioned between the two knee joint fixing belts. The invention can effectively reduce the operation rate of knee joint deformity patients and can be widely applied to the technical field of medical auxiliary equipment.
Description
Technical Field
The invention relates to the technical field of medical instruments, in particular to an orthopedic brace for improving O-shaped and X-shaped legs of knee joints.
Background
KOA is increasingly paid attention and researched by numerous scholars at home and abroad, but research documents of KOA combined knee joint deformity treatment are relatively few, western medicine is mainly used for symptomatic treatment in the early stage, pain is relieved, functional activity is improved, and operation treatment in the later stage is performed, so that problems of large operation wound, much bleeding, high cost, high technical requirement, postoperative infection, deep venous thrombosis and other complications are always puzzled to orthopedics doctors. At present, a simple, economical, safe and effective treatment method is urgently needed to be found, and not only can the symptoms be relieved, but also the development of the disease can be blocked or delayed. As an in vitro supporting device for relieving the dysfunction of the skeletal and muscular systems, the knee joint orthosis is combined with the review of domestic and foreign literature data, and the clinical relevant research for adjusting and recovering the correct biological force line of the lower limb of a patient and improving the walking ability of the patient through the orthosis is rarely reported.
Therefore, the development and application of simple and effective non-operative treatment methods have great medical and social significance. When the knee joint orthopedic brace is worn, the lower limb load-bearing force line can be corrected by changing the angle of the tibiofemoral angle, the progress of knee joint deformity is delayed, and pain and dysfunction are relieved. There is no prior art device that can achieve this goal.
Disclosure of Invention
In order to solve the technical problems, the technical scheme provided by the invention is as follows:
an orthopedic brace for improving O-shaped and X-shaped legs of knee joints, which comprises a brace body, a knee joint fixing strap fixedly arranged at the outer side of the brace body, a thread fixing rod movably arranged on the brace body in a penetrating way, and a knee joint grooved wheel arranged on the brace body, wherein,
the support body is arranged outside the knee joint and extends to the positions of the thigh middle section and the shank middle section towards the upper end and the lower end respectively;
the knee joint fixing bands are divided into an upper group and a lower group, one group is arranged at the upper part of the brace body and is positioned at the middle part of the thigh, and the other group is arranged at the lower part of the brace body and is positioned at the middle part of the shank; two ends of the knee joint fixing belt are in a free state;
an arc inner support is arranged at the position, in contact with the thigh, of the end part of the threaded fixing rod, and a nut is sleeved at the other end of the threaded fixing rod and can be used for adjusting the position, relative to the thigh, of the end part of the threaded fixing rod; the thread fixing rods are respectively arranged at the upper, middle and lower positions of the two knee joint fixing belts;
the knee joint grooved pulley is positioned between the two knee joint fixing belts.
Furthermore, the brace body comprises two vertical connecting rods arranged at intervals, the upper ends of the connecting rods extend to the middle positions of the thighs, the lower ends of the connecting rods extend to the middle positions of the shanks, and the connecting rods are used for being respectively clamped on the inner side and the outer side of the knee joint.
Further, a part of the threaded fixing rod is screwed in the support body; the threaded fixing rods are arranged at the middle sections of the thighs and the shanks, and the threaded fixing rods are arranged at the knee joints.
Further, the thread fixing rods positioned at the knee joint position are arranged side by side, so that the inner side supports positioned on the thread fixing rods are contacted with each other up and down; the knee joint grooved wheels are arranged in two, one of the two grooved wheels is positioned between the two thread fixing rods which are arranged side by side, and the other grooved wheel is positioned on the other connecting rod.
Furthermore, a first nut is arranged on the threaded fixing rod and the penetrating part of the connecting rod.
Further, the inner side support is fixedly connected with the thread fixing rod, and the bending direction of the inner side support is inward, so that the inner side support and the thigh arc are matched with each other.
Furthermore, a second nut is arranged at the joint of the threaded fixing rod and the inner side support and is in threaded connection with the outer portion of the threaded fixing rod.
Further, every group knee joint fixed band all includes two winding areas, and the interval sets up between every group winding area.
After adopting the structure, the invention has the following advantages:
(1) according to the invention, the knee joint fixing rod with the inner side support and the knee joint fixing belt are arranged, and the left side and the right side are fixed, so that further severity of O-shaped and X-shaped legs of the knee joint is prevented;
(2) the knee joint brace is used for fixing, so that the relative displacement of the tibiofemoral joint surface of the knee joint is reduced, the lax inner and outer collateral ligaments are prevented from continuously relaxing, and the functional position state of the knee joint is stabilized;
(3) the knee joint support is fixed through the knee joint support, so that the stress and the pressure of the knee joint surface are uniform, and the load of the joint surface affected by the knee joint is reduced;
(4) the invention applies the force of the varus and valgus by correcting the lower limb force line and the three-point mechanics principle, reduces the length of the force arm of the varus and valgus, and pulls apart the damaged side joint, thereby preventing the knee joint at the side from further abrasion and aggravation of local symptoms, gradually correcting the varus and valgus deformity of the knee joint under the condition of not influencing movement, effectively reducing the operation rate of patients with the varus and valgus deformity of the knee joint, and having important social value and long-term health significance.
Drawings
Fig. 1 is a schematic structural diagram of a first embodiment of the present invention.
FIG. 2 is a schematic view showing the connection of the knee joint fixing rods according to the second embodiment of the present invention.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Example one
With reference to the attached figures 1-2, an orthopedic brace for improving the O-shaped and X-shaped legs of knee joints comprises a brace body 1, a knee joint fixing strap 2 fixedly arranged on the outer side of the brace body 1, a threaded fixing rod 3 movably arranged on the brace body 1 in a penetrating way, and a knee joint grooved pulley 4 arranged on the brace body 1, wherein,
the support body 1 is arranged outside the knee joint and extends to the positions of the thigh middle section and the shank middle section towards the upper end and the lower end respectively;
the knee joint fixing straps 2 are divided into an upper group and a lower group, one group is arranged at the upper part of the brace body 1 and is positioned at the middle position of thigh, and the other group is arranged at the lower part of the brace body 1 and is positioned at the middle position of shank; two ends of the knee joint fixing belt 2 are in a free state;
an arc inner support 5 is arranged at the end part of the threaded fixing rod 3 and in contact with the thigh, and a nut 6 is sleeved at the other end of the threaded fixing rod 3 and can be used for adjusting the position of the end part of the threaded fixing rod 3 relative to the thigh; the thread fixing rods 3 are respectively arranged at the upper, middle and lower positions of the two knee joint fixing belts 2;
the knee joint grooved pulley 4 is positioned between the two groups of knee joint fixing belts 2.
In the process of wearing the invention for correction, on one hand, the load borne by the knee joint can be reduced, on the other hand, the lower limb force line is corrected, the length of the force arm of the varus and valgus is reduced, and the force of the varus and valgus is applied through the three-point mechanics principle to pull apart the damaged side joint, thereby preventing the further abrasion of the side knee joint and the aggravation of local symptoms, and gradually correcting the varus and valgus deformity of the knee joint.
When in specific use, the support body 1 is arranged on the knee joint and is stably fixed at the position of the leg part through the knee joint fixing belt 2; then, gradually rotating the nut 6, and horizontally moving the threaded fixing rod 3 on the brace body 1, so that the distance between the inner bracket 5 and the leg is changed, including being reduced or increased, and three-point adjustment is realized; in the process, the correction effect on the inner and outer rotation of the knee joint can be realized by matching with the knee joint fixing belt 2, in particular by properly tightening or loosening the binding tightness degree of the knee joint fixing belt 2 on the leg.
In the process of treating the leg by using the device, two conditions are divided:
1) an O-shaped leg, wherein the leg is in the shape of an eversion knee joint, and at the moment, the outer side of the knee joint needs to be gradually stretched and gradually contracted; in the process, the knee joint fixing rod 3 needs to be moved inwards, and the inner support 5 is enabled to abut against the outer sides of the thigh, the knee joint and the shank, so that three-point adjustment is realized;
2) the X-shaped leg is characterized in that the knee joint is inverted, and at the moment, the inner side of the knee joint needs to be gradually stretched and slightly adjusted outwards; in the process, the inner support 5 and the knee joint fixing belt 2 are adjusted to be fixed at the leg position, so that three-point adjustment is realized, and the aim of correction is finally achieved.
In the process of knee joint recovery by using the invention, the brace body 1 is clamped at the inner side and the outer side of the knee joint of the leg part, so that the aim of correction can be achieved no matter the leg is an X-shaped leg or an O-shaped leg; when in the everted O-leg, by adducting and stretching the lateral aspect of the knee joint; when it is an inverted X-leg, the treatment is done by retracting outward and reaching to stretch the medial side of the knee joint.
The support body 1 comprises two vertical connecting rods 11 arranged at intervals, the upper ends of the connecting rods 11 extend to the middle positions of thighs, the lower ends of the connecting rods 11 extend to the middle positions of shanks, and the connecting rods 11 are respectively clamped on the inner side and the outer side of a knee joint.
When the correction is carried out, the connecting rods 11 are respectively arranged on the inner side and the outer side of the knee joint, and then the connecting rods 11 clamped on the inner side and the outer side of the knee joint are connected in a binding mode through the knee joint fixing belts 2, so that the recovery to a certain degree is realized through the clamping effect on the inner side and the outer side of the knee joint.
A part of the threaded fixing rod 3 is screwed in the support body 1; the threaded fixing rods 3 are respectively arranged at the middle parts of thighs and the middle parts of shanks, and two threaded fixing rods are arranged at the positions of knee joints.
In a specific connecting structure, the threaded fixing rod 3 horizontally penetrates through the connecting rod 11 and is in threaded connection; when it is desired to move the position of the threaded securing rod 3 on the link 11, this can be achieved by rotation and tightening the nut 6 when moving the threaded securing rod 3 to a particular position. As for the structure of the connecting rod 11, an internal thread is provided in the inside thereof, and the specification of the internal thread and the screw-fixing rod 3 can be fitted to each other.
The thread fixing rods 3 positioned at the knee joint position are arranged side by side, so that the inner side brackets 5 positioned on the thread fixing rods are contacted with each other up and down; the knee joint sheaves 4 are provided in two, one of which is positioned between the two threaded fixing rods 3 arranged side by side, and the other is positioned on the other connecting rod 11.
The knee joint sheave 4 is arranged on the connecting rod 11 by means of a connecting pin, wherein the projecting end of the connecting pin is located in the connecting rod.
The inner side support 5 is fixedly connected with the thread fixing rod 3, and the bending direction of the inner side support 5 is inward, so that the inner side support and the thigh arc are matched with each other.
The inner bracket 5 is configured like a C-shape and is fixed to the screw fixing rod 3 through its center position.
Each group of knee joint fixing straps 2 comprises two winding straps 21, and the winding straps 21 are arranged at intervals.
The winding belt 21 may be movably disposed on the connecting rod 11, or disposed on the connecting rod 11 through a connecting member, and may be a U-shaped hoop.
Example two
Other structures are unchanged, and only the connection relation between the threaded fixing rod 3 and the connecting rod 11 and the inner side support 5 is changed, specifically: a first nut 7 is arranged at the penetrating part of the threaded fixing rod 3 and the connecting rod 11; a second nut 8 is arranged at the joint of the threaded fixing rod 3 and the inner side support 5, and the second nut 8 is screwed outside the threaded fixing rod 3.
In the connection relation, the first nut 7 and the second nut 8 which are in threaded connection with the threaded fixing rod 3 are arranged on the threaded fixing rod 3, wherein the second nut 8 is located at a position fixedly connected with the inner side support 5, the first nut 7 is located on the threaded fixing rod 3 and close to the other end, and a part of the first nut 7 is embedded inside the connecting rod 11.
Claims (8)
1. An orthopedic brace for improving O-shaped and X-shaped legs of knee joints, which is characterized by comprising a brace body, a knee joint fixing strap fixedly arranged at the outer side of the brace body, a thread fixing rod movably arranged on the brace body in a penetrating way, and a knee joint grooved wheel arranged on the brace body, wherein,
the support is arranged outside the knee joint and extends to the positions of the thigh middle section and the shank middle section towards the upper end and the lower end respectively;
the knee joint fixing belts are divided into an upper group and a lower group, one group is arranged at the upper part of the brace body and is positioned at the middle part of the thigh, and the other group is arranged at the lower part of the brace body and is positioned at the middle part of the shank; two ends of the knee joint fixing belt are in a free state;
an arc-shaped inner support is arranged at the position, in contact with the thigh, of the end part of the threaded fixing rod, and a nut is sleeved at the other end of the threaded fixing rod and can be used for adjusting the position, relative to the thigh, of the end part of the threaded fixing rod; the thread fixing rods are respectively arranged at the upper, middle and lower positions of the two knee joint fixing belts;
the knee joint grooved pulley is positioned between the two knee joint fixing belts.
2. The orthopedic brace for improving the O-shaped and X-shaped legs of the knee joint as claimed in claim 1, wherein said brace body comprises two vertically spaced connecting rods, the upper ends of said connecting rods extend to the mid-thigh position, the lower ends of said connecting rods extend to the mid-calf position, and said connecting rods are used for being clamped on the inner side and the outer side of the knee joint.
3. The orthopedic brace of claim 1, wherein a portion of the threaded fixation rod is threaded into the brace body; the threaded fixing rods are arranged at the middle sections of the thighs and the middle sections of the shanks, and the number of the knee joints is two.
4. The orthopedic brace for improving the O-shaped and X-shaped legs of the knee joint as claimed in claim 3, wherein said threaded fixation rods at the knee joint are arranged side by side so that the medial rests thereon are in contact with each other up and down; the knee joint grooved wheels are arranged in two numbers, one of the two knee joint grooved wheels is arranged between the two thread fixing rods side by side, and the other knee joint grooved wheel is arranged on the other connecting rod.
5. The orthopedic brace for improving the O-shaped and X-shaped legs of the knee joint as claimed in claim 4, wherein the threaded rod and the through portion of the connecting rod are provided with a first nut.
6. The orthopedic brace of claim 1, wherein the medial support is fixedly connected to the threaded fixation rod and the medial support is curved inwardly to conform to the curvature of the thigh.
7. The orthopedic brace for improving the O-shaped and X-shaped legs of the knee joint as claimed in claim 6, wherein a second nut is provided at the connection of the threaded fixing rod and the medial support, and the second nut is screwed on the exterior of the threaded fixing rod.
8. The orthopedic brace of claim 1, wherein each set of the knee fixation straps comprises two wrap straps, and each set of the wrap straps is spaced apart from each other.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010195108.6A CN111317603A (en) | 2020-03-19 | 2020-03-19 | Orthopedic brace for improving O-shaped and X-shaped legs of knee joints |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010195108.6A CN111317603A (en) | 2020-03-19 | 2020-03-19 | Orthopedic brace for improving O-shaped and X-shaped legs of knee joints |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111317603A true CN111317603A (en) | 2020-06-23 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010195108.6A Pending CN111317603A (en) | 2020-03-19 | 2020-03-19 | Orthopedic brace for improving O-shaped and X-shaped legs of knee joints |
Country Status (1)
| Country | Link |
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| CN (1) | CN111317603A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104783939A (en) * | 2015-03-25 | 2015-07-22 | 繁昌县倍思生产力促进中心有限公司 | Knee joint movement rehabilitation treatment device |
| CN206295402U (en) * | 2016-08-31 | 2017-07-04 | 吉林大学 | A kind of limb rehabilitating rectifier |
| CN206950252U (en) * | 2016-12-22 | 2018-02-02 | 董凌岱 | A kind of knee osteoarthropathy treats support |
| KR101979809B1 (en) * | 2018-07-09 | 2019-05-16 | 주식회사 엔트렌스 | Knee brace configured to adapt to muscle contraction and relaxation |
| CN212234837U (en) * | 2020-03-19 | 2020-12-29 | 李志强 | Orthopedic brace for improving O-shaped and X-shaped legs of knee joints |
-
2020
- 2020-03-19 CN CN202010195108.6A patent/CN111317603A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104783939A (en) * | 2015-03-25 | 2015-07-22 | 繁昌县倍思生产力促进中心有限公司 | Knee joint movement rehabilitation treatment device |
| CN206295402U (en) * | 2016-08-31 | 2017-07-04 | 吉林大学 | A kind of limb rehabilitating rectifier |
| CN206950252U (en) * | 2016-12-22 | 2018-02-02 | 董凌岱 | A kind of knee osteoarthropathy treats support |
| KR101979809B1 (en) * | 2018-07-09 | 2019-05-16 | 주식회사 엔트렌스 | Knee brace configured to adapt to muscle contraction and relaxation |
| CN212234837U (en) * | 2020-03-19 | 2020-12-29 | 李志强 | Orthopedic brace for improving O-shaped and X-shaped legs of knee joints |
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