CN111991127A - Load-free knee orthosis - Google Patents
Load-free knee orthosis Download PDFInfo
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- CN111991127A CN111991127A CN202010945114.9A CN202010945114A CN111991127A CN 111991127 A CN111991127 A CN 111991127A CN 202010945114 A CN202010945114 A CN 202010945114A CN 111991127 A CN111991127 A CN 111991127A
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- fixing frame
- knee joint
- supporting part
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- connecting plate
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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
- A61F5/0104—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 without articulation
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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
- A61F5/0104—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 without articulation
- A61F5/0106—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 without articulation for the knees
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- 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)
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- Orthopedics, Nursing, And Contraception (AREA)
- Rehabilitation Tools (AREA)
Abstract
The invention relates to the field of medical instruments, in particular to a weight-free knee orthosis, which solves the problem that no proper correction equipment exists for knee osteoarthritis, so that the condition of an illness is worsened to cause surgical treatment. The upper fixing frame comprises an upper supporting part, a lower supporting part and an upper connecting part, wherein the upper supporting part is connected with the knee joint supporting part, the knee joint supporting part is arranged corresponding to one side of the knee joint, and the upper eversion hinge can adjust the eversion angle of the upper fixing frame relative to the knee joint supporting part; the lower eversion hinge can adjust the eversion angle of the lower fixing frame relative to the knee joint supporting part, so that the knee joint supporting part is used as an original point outside the knee joint, the upper supporting part and the lower supporting part are enabled to outwards overturn for a certain angle, the thigh and the shank are enabled to evert or invert relative to the knee joint to correct the posture, the condyle bones can be separated, pain in walking is relieved, the knee joint is consolidated, lameness is reduced, deterioration is prevented, and painless movement or muscle strength exercise can be performed before knee total joint replacement is waited.
Description
Technical Field
The invention relates to the field of medical instruments, in particular to a load-free knee orthosis.
Background
Common knee osteoarthritis causes are generally anterior cruciate ligament tear, posterior cruciate ligament tear, medial collateral ligament tear, lateral collateral ligament tear, meniscus tear, cartilage direct damage/degeneration, if not just look after or prevent early, just can be more and more serious in a short period, finally can lead to walking after the later stage trades the artificial joint, if can in time carry out posture correction in the early stage, can prevent deterioration, make the patient recover health, possibly can avoid the operation, therefore urgently need one kind can correct the posture of walking in the early stage, the supplementary medical correction equipment who carries out the knee joint treatment.
Disclosure of Invention
The invention aims to solve the problem that no proper correction equipment is available for knee osteoarthritis, so that the condition of the knee osteoarthritis is worsened and surgical treatment is needed.
The technical scheme adopted for solving the technical problems provided by the invention is as follows: the weight-free knee orthosis comprises an upper supporting part for fixing with a thigh, a lower supporting part for fixing with a calf, and a knee joint supporting part for supporting a knee joint, wherein the knee joint supporting part is connected with the upper supporting part and the lower supporting part and is arranged corresponding to one side of the knee joint; the upper supporting part comprises an upper fixing frame for fixing thighs and an upper outward turning hinge for adjusting the outward turning angle of the upper fixing frame relative to the knee joint supporting part, one end of the upper outward turning hinge is connected with the upper fixing frame, and the other end of the upper outward turning hinge is connected with an upper connecting plate hinged with the knee joint supporting part;
the lower supporting part comprises a lower fixing frame used for fixing the crus and a lower eversion hinge used for adjusting the eversion angle of the lower fixing frame relative to the knee joint supporting part, one end of the lower eversion hinge is connected with the lower fixing frame, and the other end of the lower eversion hinge is connected with a lower connecting plate hinged with the knee joint supporting part.
The technical scheme for further limiting the invention comprises the following steps:
the up/down eversion hinge comprises a first hinge shaft, a connecting arm and an adjusting screw rod, wherein the first hinge shaft is respectively hinged with one end of the up/down fixing frame and one end of the up/down connecting plate, the connecting arm is respectively hinged with the up/down fixing frame and the up/down connecting plate, the adjusting screw rod is used for adjusting the distance between the middle part of the connecting arm and the first rubber shaft to adjust the angle between the up/down fixing frame and the up/down connecting plate, threaded through holes matched with the adjusting screw rod are respectively formed in the middle part of the connecting arm and the first hinge shaft, one end of the connecting arm is hinged with the up/down fixing frame through a second hinge shaft, the other end of the connecting arm is hinged with the up/down connecting plate through a third hinge shaft, and the second hinge shaft and the third hinge shaft are respectively positioned on two sides of.
The upper/lower fixing frame is provided with a fixing frame shaft sleeve, the upper/lower connecting plate is provided with a connecting plate shaft sleeve, the fixing frame shaft sleeve is provided with two fixing frame shaft sleeve connecting parts which are parallel to the two sides of the upper/lower fixing frame and fixedly connected with the two sides of the upper/lower fixing frame, the middle parts of the two fixing frame shaft sleeve connecting parts are provided with first connecting arm dislocation holes matched with the connecting arms, the upper/lower fixing frame is provided with first connecting arm mounting holes matched with the connecting arms corresponding to the connection part dislocation holes, the two ends of the second rubber shaft are respectively clamped between the two fixing frame shaft sleeve connecting parts at the two sides of the connecting arm dislocation holes, and the connecting arms are hinged; be equipped with two connecting plate axle sleeve connecting portion that are parallel with the both sides fixed connection of upper/lower connecting plate on the connecting plate axle sleeve, the middle part of two connecting plate axle sleeve connecting portions be equipped with linking arm complex second linking arm dislocation hole, correspond second connecting portion dislocation hole on the upper/lower connecting plate and be equipped with linking arm complex second linking arm mounting hole, the both ends of third gluey axle joint respectively in the middle of two connecting plate axle sleeve connecting portions of second linking arm dislocation hole both sides, the linking arm articulates on the third gluey axle of second linking arm mounting hole department.
And the middle part of the adjusting screw is provided with a limit stop used for limiting the adjusting screw to adjust the distance to two ends.
The upper fixing frame is provided with an upper fixing belt which is matched with the upper fixing frame for fixing and an upper fixing belt tightness adjusting fixer for adjusting the tightness of the upper fixing belt; the lower fixing frame is provided with a lower fixing belt matched with the lower fixing frame for fixing and a lower fixing belt tightness adjusting fixer for adjusting the tightness of the lower fixing belt.
The rear side of the upper fixing frame is provided with an upward-outward-turning adjusting belt which enables the upper fixing frame to turn outward by adjusting the tightness and pulling the upper connecting plate or the bottom of the upper fixing frame obliquely upward, one end of the upward-outward-turning adjusting belt is connected with an upward-outward-turning adjusting belt tightness adjusting fixer arranged on the fixing frame at one side far away from the knee joint supporting part, and the other end of the upward-outward-turning adjusting belt is connected with the rear side of the bottom of the upper connecting plate or the upper fixing plate; the rear side of the lower fixing frame is provided with a lower eversion adjusting belt which enables the lower fixing frame to evert by pulling the lower connecting plate or the top of the lower fixing frame in an inward and oblique direction through adjusting tightness, one end of the lower eversion adjusting belt is connected with a lower eversion adjusting belt tightness adjusting fixer arranged on the lower fixing frame on one side far away from the knee joint supporting part, and the other end of the lower eversion adjusting belt is connected with the rear side of the top of the lower connecting plate or the lower fixing plate.
The upper connecting plate is provided with an adjusting and positioning belt for tensioning the upper connecting plate inwards to enable the upper fixing frame to turn outwards, two sides of the adjusting and positioning belt are respectively connected with two sides of the upper connecting plate, and the positioning belt is provided with a positioning belt tightness adjuster for adjusting the tightness of the positioning belt.
The upper connecting plate is meshed with the lower connecting plate through a gear.
The knee joint supporting part including two parallel arrangement's knee joint backup pad, the upper portion of two parallel arrangement's knee joint backup pad is glued the hub connection through the fourth, and the lower part is glued the hub connection through the fifth, the lower extreme and the fourth of upper junction plate are glued the hub connection and are rotated, the upper end and the fifth of lower junction plate are glued the hub connection, upper junction plate and lower junction plate all are located between two knee joint backup pads.
The inner sides of the lower fixing frame, the lower fixing frame and the knee joint supporting part are all provided with soft gaskets.
Through the technical scheme, the invention has the beneficial effects that: the knee joint supporting part of the load-free knee orthosis is arranged corresponding to one side of the knee joint, one end of the upper eversion hinge is connected with the upper fixing frame, and the other end of the upper eversion hinge is connected with the upper connecting plate hinged with the knee joint supporting part, so that the eversion angle of the upper fixing frame relative to the knee joint supporting part can be adjusted; one end of the lower eversion hinge is connected with the lower fixing frame, and the other end of the lower eversion hinge is connected with a lower connecting plate hinged with the knee joint supporting part, so that the eversion angle of the lower fixing frame relative to the knee joint supporting part can be adjusted, the knee joint supporting part is taken as an original point at the outer side of the knee joint, the upper supporting part and the lower supporting part are outwards overturned for a certain angle, and thighs and calves are enabled to be everted or overturned inwards relative to the knee joint to correct the posture, so that condyles and bones can be separated, pain during walking is relieved, the knee joint is consolidated, lameness is reduced, deterioration is prevented, and painless activities; when the knee joint support part is positioned at the inner side of the knee joint, the thigh and the shank can be corrected relative to the knee joint varus; when the knee joint supporting part is positioned on the outer side of the knee joint, the thigh and the calf can be everted and corrected relative to the knee joint.
Drawings
Fig. 1 is a schematic perspective view of a knee joint support part of the weight-free knee orthosis of the present invention worn on the outer side of a knee joint of a right leg.
FIG. 2 is a rear view of the knee joint support of the weight-free knee orthosis of the present invention when worn outside the knee joint of the right leg.
FIG. 3 is a rear view of the knee joint support of the weight-free knee orthosis of the present invention when worn on the medial side of the knee joint of the right leg.
Figure 4 is a schematic view of the varus/valgus hinge of a weight-free knee orthosis of the present invention.
Figure 5 is an exploded view of the varus/valgus hinge of a weight-free knee orthosis according to the present invention.
Detailed Description
The structure of the present invention will be further explained with reference to the accompanying drawings.
Referring to fig. 1 to 5, anteroposterior in the present application means anteroposterior and posteroanterior of a human when used, outer means lateral relative to the knee joint when used, and inner means medial relative to the knee joint when used. A weight-free knee orthosis comprises an upper support part 10 for fixing with a thigh, a lower support part 20 for fixing with a calf, and a knee joint support part 30 for supporting a knee joint, which connects the upper support part and the lower support part, wherein the knee joint support part is arranged corresponding to one side of the knee joint, the outer side of a leg is defined as the outer side by taking the knee joint support part as a reference when the knee joint orthosis is worn, and the inner side of the opposite side is defined as the inner side; in the case of the knee joint, the knee joint is medial between the legs. The upper support 10 comprises an upper fixing frame 11 for fixing thighs and an upper outward turning hinge 12 for adjusting the outward turning angle of the upper fixing frame relative to the knee joint supporting part, one end of the upper outward turning hinge is connected with the upper fixing frame, and the other end of the upper outward turning hinge is connected with an upper connecting plate 13 hinged with the knee joint supporting part; the lower supporting part 20 comprises a lower fixing frame 21 used for fixing the lower leg and a lower eversion hinge 22 used for adjusting the eversion angle of the lower fixing frame relative to the knee joint supporting part, one end of the lower eversion hinge is connected with the lower fixing frame, and the other end of the lower eversion hinge is connected with a lower connecting plate 23 hinged with the knee joint supporting part. Therefore, the eversion angle of the lower fixing frame relative to the knee joint supporting part can be adjusted, so that the upper supporting part and the lower supporting part are outwards turned for a certain angle by taking the knee joint supporting part as an origin outside the knee joint, so that thighs and calves are everted or inverted relative to the knee joint to correct postures, condylar bones can be separated, pain in walking is relieved, the knee joint is consolidated, lameness is reduced, deterioration is prevented, and painless activities or muscle strength exercise can be performed before knee total joint replacement is waited; when the knee joint support part is positioned at the inner side of the knee joint, the thigh and the shank can be corrected relative to the knee joint varus; when the knee joint supporting part is positioned on the outer side of the knee joint, the thigh and the calf can be everted and corrected relative to the knee joint.
In this embodiment, the inside/outside hinge 12/22 includes a first hinge shaft 121 hinged to one end of the upper/lower fixing frame and one end of the upper/lower connecting plate, a connecting arm 122 hinged to the upper/lower fixing frame and the upper/lower connecting plate, and an adjusting screw 123 for adjusting the angle between the upper/lower fixing frame and the upper/lower connecting plate by adjusting the distance between the middle of the connecting arm and the first rubber shaft, the middle of the connecting arm and the first hinge shaft are respectively provided with a threaded through hole matched with the adjusting screw, one end of the connecting arm is hinged to the upper/lower fixing frame by a second hinge shaft 124, the other end of the connecting arm is hinged to the upper/lower connecting plate by a third hinge shaft 125, and the second hinge shaft and the third hinge shaft are respectively located at two sides of the first hinge shaft. In this embodiment, the upper/lower fixing frame is provided with a fixing frame shaft sleeve 126, the upper/lower connecting plate is provided with a connecting plate shaft sleeve 127, the fixing frame shaft sleeve 126 is provided with two fixing frame shaft sleeve connecting parts 1261 which are parallel to the two sides of the upper/lower fixing frame and fixedly connected with the two sides of the upper/lower fixing frame, the middle parts of the two fixing frame shaft sleeve connecting parts are provided with first connecting arm dislocation holes 1262 matched with the connecting arms, the upper/lower fixing frame is provided with first connecting arm mounting holes 128 matched with the connecting arms corresponding to the first connecting part dislocation holes, the two ends of the second rubber shaft are respectively clamped between the two fixing frame shaft sleeve connecting parts at the two sides of the first connecting arm dislocation holes, and the connecting arms are hinged; two parallel connecting plate shaft sleeve connecting parts 1271 fixedly connected with the two sides of the upper/lower connecting plate are arranged on the connecting plate shaft sleeve 127, second connecting arm dislocation holes 1272 matched with the connecting arms are formed in the middle of the two connecting plate shaft sleeve connecting parts, second connecting arm mounting holes 129 matched with the connecting arms are formed in the upper/lower connecting plate corresponding to the second connecting part dislocation holes, the two ends of a third rubber shaft are respectively clamped in the middles of the two connecting plate shaft sleeve connecting parts on the two sides of the second connecting arm dislocation holes, and the connecting arms are hinged to the third rubber shaft at the second connecting arm mounting holes. The adjusting screw is rotated to adjust the distance between the connecting arm and the first hinge shaft, so that the angle of the upper/lower fixing frame relative to the upper/lower connecting plate is adjusted, when the adjusting screw is rotated, the upper/lower connecting plate of the connecting arm moves towards the inner side of the knee, the end, connected with the upper/lower fixing frame, of the connecting arm is outwards turned, so that the outwards turning angle of the lower fixing frame relative to the knee joint supporting part can be adjusted, the knee joint supporting part is used as the original point, the upper supporting part and the lower supporting part are outwards turned for a certain angle, the thigh and the shank are outwards turned or inwards relative to the knee joint to correct the posture, the condylar bones can be separated, the pain during walking is relieved, the knee joint is consolidated, lameness is reduced, deterioration is prevented, and the knee joint can be painless moved.
In this embodiment, the middle of the adjusting screw 123 is provided with a limit stop 1231 for limiting the adjusting screw to adjust the distance to both ends. Thereby preventing the adjusting screw from coming off.
In this embodiment, the upper fixing frame 11 is provided with an upper fixing band 14 fixed in cooperation with the upper fixing frame, and an upper fixing band tightness adjusting fixer 15 for adjusting tightness of the upper fixing band; the lower fixing frame 21 is provided with a lower fixing band 24 which is fixed by matching with the lower fixing frame, and a lower fixing band tightness adjusting fixer 25 for adjusting the tightness of the lower fixing band. In this embodiment, on the upper fixed mount that corresponds the knee outside was located to the upper fixed band tightness degree regulation fixer, the one end and the upper fixed band tightness degree regulation fixer of upper fixed band were connected, and other end detachable articulates with the upper fixed mount that corresponds the knee inboard. The lower fixing band tightness adjusting fixer is arranged on the lower fixing frame corresponding to the outer side of the knee, one end of the lower fixing band is connected with the lower fixing band tightness adjusting fixer, and the other end of the lower fixing band is detachably connected with the lower fixing frame corresponding to the inner side of the knee. When the leg fixing device is used, the upper fixing belt and the lower fixing belt are respectively hung on the upper fixing frame and the lower fixing frame from the rear side of the leg, and then the tightness of the upper fixing belt and the tightness of the lower fixing belt are adjusted by adjusting the upper fixing belt tightness adjusting fixer and the lower fixing belt tightness adjusting fixer so as to be fixed with the leg.
In the embodiment, the rear side of the upper fixing frame is provided with an upward-outward-turning adjusting belt 40 which enables the upper fixing frame to turn outward by adjusting the tightness and pulling the upper connecting plate or the bottom of the upper fixing frame obliquely upward, one end of the upward-outward-turning adjusting belt is connected with an upward-outward-turning adjusting belt tightness adjusting fixer 41 arranged on the fixing frame at one side far away from the knee joint supporting part, and the other end of the upward-outward-turning adjusting belt is detachably hung and connected with the rear side of the bottom of the upper fixing plate; in specific implementation, one end of the upper eversion adjusting belt can be connected with the upper connecting plate. When the upward-outward-turning adjusting belt is tightened by the upward-outward-turning adjusting belt tightness adjusting fixer, the upward-outward-turning adjusting belt pulls the rear side of the bottom of the upper fixing plate inwards, so that the upper fixing frame is turned outwards. The rear side of the lower fixing frame is provided with a lower eversion adjusting belt 50 which enables the lower fixing frame to evert by adjusting the tightness, pulling the lower connecting plate or the top of the lower fixing frame to the inclined lower side, one end of the lower eversion adjusting belt is connected with a lower eversion adjusting belt tightness adjusting fixer 51 arranged on the lower fixing frame on one side far away from the knee joint supporting part, the other end of the lower eversion adjusting belt is detachably hung with the lower connecting plate, and during specific implementation, one end of the lower eversion adjusting belt can be further connected with the rear side of the top of the lower fixing plate. When the lower eversion adjusting belt is tensioned by the lower eversion adjusting belt tightness adjusting fixer, the lower eversion adjusting belt pulls the lower connecting plate inwards, so that the lower fixing frame is everted. The size of the correction force can be finely adjusted by adjusting the tightening and tightening fixture with the upper/lower eversion to achieve the proper condylar-bone separation.
In this embodiment, the upper connecting plate is provided with an adjusting and positioning belt 60 for tensioning the upper connecting plate inwards to enable the upper fixing frame to turn outwards, two sides of the adjusting and positioning belt are respectively connected with two sides of the upper connecting plate, and the positioning belt is provided with a positioning belt tightness adjuster 61 for adjusting tightness of the positioning belt. The one end of adjusting the location area is the rear side fixed connection of upper junction plate, and the other end can be dismantled with the front side of upper junction plate and articulate, during the use, will adjust the location area around the thigh portion with the upper junction plate articulate, then make through location area elasticity regulator adjust the location area fixed with the thigh portion to make whole unscrambler fix a position at the shank fast, then fix the adjusting band that turns up and turn up down again, thereby make whole unscrambler fixed. In addition, the upper connecting plate is tensioned inwards while the positioning belt is adjusted to be fixed with the thigh, so that the upper fixing frame is outwards turned relative to the upper connecting plate.
In this embodiment, the knee joint supporting part 30 includes two knee joint supporting plates 31 arranged in parallel, the upper parts of the two knee joint supporting plates arranged in parallel are connected through a fourth rubber shaft 32, the lower parts of the two knee joint supporting plates are connected through a fifth rubber shaft 33, the lower end of the upper connecting plate is rotatably connected with the fourth rubber shaft, the upper end of the lower connecting plate is rotatably connected with the fifth rubber shaft, and the upper connecting plate and the lower connecting plate are both located between the two knee joint supporting plates. When walking, the knee joint supporting part supports the knee joint, the upper connecting plate rotates relative to the knee joint supporting part, and the upper connecting plate rotates relative to the knee joint supporting part, so that the walking aid accords with human engineering and is comfortable to use. In this embodiment, the upper connecting plate and the lower connecting plate are engaged and connected through a gear 34. When walking, the upper connecting plate and the lower connecting plate rotate forwards and reversely to be meshed, so that the corrector is stable and smooth when in use.
In this embodiment, the soft pad 70 is disposed on the inner sides of the fixing frame, the lower fixing frame, and the knee joint supporting portion. The soft pad is contacted with the human body, and the use is comfortable.
The invention relates to an upper eversion hinge which can adjust the eversion angle of an upper fixing frame relative to a knee joint supporting part; the lower eversion hinge can adjust the eversion angle of the lower fixing frame relative to the knee joint supporting part, so that when the knee joint supporting part is worn on the outer side of the knee joint, the knee joint supporting part is taken as an original point, the upper supporting part and the lower supporting part rotate to the outer side of the knee joint for a certain angle, and thighs and calves are everted relative to the knee joint to correct the posture; when the knee joint supporting part is worn on the inner side of the knee joint, the knee joint supporting part is taken as an origin, and the upper supporting part and the lower supporting part are turned over to the inner side of the knee joint for a certain angle, so that thighs and calves are turned inwards relative to the knee joint to correct the posture; the condylar bones can be separated as a first system correction force line. Meanwhile, the upper and lower eversion adjusting belts can be tightened, so that the second system straightening force is generated. The size of the correction force can be further finely adjusted to achieve proper condylar-bone separation, relieve pain during walking, consolidate the knee joint, reduce lameness and prevent deterioration, and can wait before the replacement of the knee joint, and move painlessly or exercise muscle strength.
While the present invention has been described in detail and with reference to the accompanying drawings, it is not to be construed as limiting the scope of the invention. Various modifications and changes may be made by those skilled in the art without inventive step within the scope of the present invention as described in the appended claims.
Claims (10)
1. The utility model provides a knee brace exempts from to bear a burden, including be used for with the fixed upper strut portion of thigh for with the fixed lower strut portion of shank to and connect the knee joint supporting part that is used for knee joint support of upper strut portion and lower strut portion, its characterized in that: the knee joint supporting part is arranged corresponding to one side of the knee joint, the outer side of the leg part is defined as the outer side by taking the knee joint supporting part as a reference when the knee joint supporting part is worn, and the opposite side is the inner side; the upper supporting part comprises an upper fixing frame for fixing thighs and an upper outward turning hinge for adjusting the outward turning angle of the upper fixing frame relative to the knee joint supporting part, one end of the upper outward turning hinge is connected with the upper fixing frame, and the other end of the upper outward turning hinge is connected with an upper connecting plate hinged with the knee joint supporting part;
the lower supporting part comprises a lower fixing frame used for fixing the crus and a lower eversion hinge used for adjusting the eversion angle of the lower fixing frame relative to the knee joint supporting part, one end of the lower eversion hinge is connected with the lower fixing frame, and the other end of the lower eversion hinge is connected with a lower connecting plate hinged with the knee joint supporting part.
2. The weight-free knee orthosis of claim 1, wherein: the up/down eversion hinge comprises a first hinge shaft, a connecting arm and an adjusting screw rod, wherein the first hinge shaft is respectively hinged with one end of the up/down fixing frame and one end of the up/down connecting plate, the connecting arm is respectively hinged with the up/down fixing frame and the up/down connecting plate, the adjusting screw rod is used for adjusting the distance between the middle part of the connecting arm and the first rubber shaft to adjust the angle between the up/down fixing frame and the up/down connecting plate, threaded through holes matched with the adjusting screw rod are respectively formed in the middle part of the connecting arm and the first hinge shaft, one end of the connecting arm is hinged with the up/down fixing frame through a second hinge shaft, the other end of the connecting arm is hinged with the up/down connecting plate through a third hinge shaft, and the second hinge shaft and the third hinge shaft are respectively positioned on two sides of.
3. The weight-free knee orthosis of claim 1, wherein: the upper/lower fixing frame is provided with a fixing frame shaft sleeve, the upper/lower connecting plate is provided with a connecting plate shaft sleeve, the fixing frame shaft sleeve is provided with two fixing frame shaft sleeve connecting parts which are parallel to the two sides of the upper/lower fixing frame and fixedly connected with the two sides of the upper/lower fixing frame, the middle parts of the two fixing frame shaft sleeve connecting parts are provided with first connecting arm dislocation holes matched with the connecting arms, the upper/lower fixing frame is provided with first connecting arm mounting holes matched with the connecting arms corresponding to the connection part dislocation holes, the two ends of the second rubber shaft are respectively clamped between the two fixing frame shaft sleeve connecting parts at the two sides of the connecting arm dislocation holes, and the connecting arms are hinged; be equipped with two connecting plate axle sleeve connecting portion that are parallel with the both sides fixed connection of upper/lower connecting plate on the connecting plate axle sleeve, the middle part of two connecting plate axle sleeve connecting portions be equipped with linking arm complex second linking arm dislocation hole, correspond second connecting portion dislocation hole on the upper/lower connecting plate and be equipped with linking arm complex second linking arm mounting hole, the both ends of third gluey axle joint respectively in the middle of two connecting plate axle sleeve connecting portions of second linking arm dislocation hole both sides, the linking arm articulates on the third gluey axle of second linking arm mounting hole department.
4. The weight-free knee orthosis of claim 2, wherein: and the middle part of the adjusting screw is provided with a limit stop used for limiting the adjusting screw to adjust the distance to two ends.
5. The weight-free knee orthosis of claim 1, wherein: the upper fixing frame is provided with an upper fixing belt which is matched with the upper fixing frame for fixing and an upper fixing belt tightness adjusting fixer for adjusting the tightness of the upper fixing belt; the lower fixing frame is provided with a lower fixing belt matched with the lower fixing frame for fixing and a lower fixing belt tightness adjusting fixer for adjusting the tightness of the lower fixing belt.
6. The weight-free knee orthosis of claim 1, wherein: the rear side of the upper fixing frame is provided with an upward-outward-turning adjusting belt which enables the upper fixing frame to turn outward by adjusting the tightness and pulling the upper connecting plate or the bottom of the upper fixing frame obliquely upward, one end of the upward-outward-turning adjusting belt is connected with an upward-outward-turning adjusting belt tightness adjusting fixer arranged on the fixing frame at one side far away from the knee joint supporting part, and the other end of the upward-outward-turning adjusting belt is connected with the rear side of the bottom of the upper connecting plate or the upper fixing plate; the rear side of the lower fixing frame is provided with a lower eversion adjusting belt which enables the lower fixing frame to evert by pulling the lower connecting plate or the top of the lower fixing frame in an inward and oblique direction through adjusting tightness, one end of the lower eversion adjusting belt is connected with a lower eversion adjusting belt tightness adjusting fixer arranged on the lower fixing frame on one side far away from the knee joint supporting part, and the other end of the lower eversion adjusting belt is connected with the rear side of the top of the lower connecting plate or the lower fixing plate.
7. The weight-free knee orthosis of claim 1, wherein: the upper connecting plate is provided with an adjusting and positioning belt for tensioning the upper connecting plate inwards to enable the upper fixing frame to turn outwards, two sides of the adjusting and positioning belt are respectively connected with two sides of the upper connecting plate, and the positioning belt is provided with a positioning belt tightness adjuster for adjusting the tightness of the positioning belt.
8. The weight-free knee orthosis of claim 1, wherein: the upper connecting plate is meshed with the lower connecting plate through a gear.
9. The weight-free knee orthosis of claim 1, wherein: the knee joint supporting part including two parallel arrangement's knee joint backup pad, the upper portion of two parallel arrangement's knee joint backup pad is glued the hub connection through the fourth, and the lower part is glued the hub connection through the fifth, the lower extreme and the fourth of upper junction plate are glued the hub connection and are rotated, the upper end and the fifth of lower junction plate are glued the hub connection, upper junction plate and lower junction plate all are located between two knee joint backup pads.
10. The weight-free knee orthosis of claim 1, wherein: the inner sides of the lower fixing frame, the lower fixing frame and the knee joint supporting part are all provided with soft gaskets.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010945114.9A CN111991127A (en) | 2020-09-10 | 2020-09-10 | Load-free knee orthosis |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010945114.9A CN111991127A (en) | 2020-09-10 | 2020-09-10 | Load-free knee orthosis |
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| CN111991127A true CN111991127A (en) | 2020-11-27 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202010945114.9A Pending CN111991127A (en) | 2020-09-10 | 2020-09-10 | Load-free knee orthosis |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112894775A (en) * | 2021-02-05 | 2021-06-04 | 李传江 | Reinforcement type lower limb assistance exoskeleton capable of enhancing load bearing capacity and endurance of human body |
| CN116869718A (en) * | 2023-08-07 | 2023-10-13 | 西南交通大学 | Knee joint uninstallation support |
-
2020
- 2020-09-10 CN CN202010945114.9A patent/CN111991127A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112894775A (en) * | 2021-02-05 | 2021-06-04 | 李传江 | Reinforcement type lower limb assistance exoskeleton capable of enhancing load bearing capacity and endurance of human body |
| CN116869718A (en) * | 2023-08-07 | 2023-10-13 | 西南交通大学 | Knee joint uninstallation support |
| CN116869718B (en) * | 2023-08-07 | 2024-01-02 | 西南交通大学 | Knee joint uninstallation support |
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