CN115919523A

CN115919523A - Anti-drop's knee joint orthotic devices

Info

Publication number: CN115919523A
Application number: CN202310161847.7A
Authority: CN
Inventors: 蒋相站; 宫健伟; 沈双; 李古强; 郝明仲; 刘超
Original assignee: Binzhou Medical College
Current assignee: Binzhou Medical College
Priority date: 2023-02-24
Filing date: 2023-02-24
Publication date: 2023-04-07

Abstract

The invention provides an anti-falling knee joint correction device, which belongs to the technical field of medical instruments and comprises a femoral plate, wherein first fixing blocks are symmetrically arranged on the outer surface of the femoral plate close to the femoral plate, and the outer surface of each first fixing block is movably connected with a first screw. This anti-drop's knee joint orthotic devices, through the femoral lamella, first fixed block, first screw, the pulling force strip, the setting that waistband and regulation were detained, when needs were worn and are corrected knee joint device, can wear the waistband at patient's waist earlier, detain through the regulation and carry out the regulation of suitable size, make first joint correspond with patient's pelvis department joint position, can avoid the femoral lamella to fall off under the help of waistband, when the patient sits down or bends, be located a direction through pull board and thigh, the pulling force strip rotates under first joint help, make the pulling force strip be in a direction with patient's upper part of the body, do not influence normal action when accomplishing unscrambler anti-drop again.

Description

Anti-drop's knee joint orthotic devices

Technical Field

The invention belongs to the technical field of medical instruments, and particularly relates to an anti-falling knee joint correction device.

Background

The knee joint valgus or varus is a common disease of middle-aged and elderly people, the deformity of the leg not only affects the body beauty, but also has great influence on the human health, the knee valgus or the varus can damage the distribution of the normal force of the knee joint, the stress on one side of the joint is increased, the opposite side is relatively reduced, and meanwhile, due to the change of the lower limb force line, the friction between the patella and the femur is increased, and the patella is easy to soften. Excessive pressure and friction can cause wear on the lateral or medial cartilage surface of the knee joint, collapse of the tibial plateau and, in turn, osteoarthritis. With the age, joint pain is easy to appear, and normal walking activity is affected. The leg shape is corrected, so that the body building can be improved, and the state of unbalanced stress of the knee joint can be improved, wherein the knee joint is one of the joints with the most complex human body structure and the most movement, bears about 75 percent of the weight of the human body, and is also the joint with more chances of human body injury. Particularly, middle-aged and elderly people and athletes are most vulnerable, and main symptoms are synovitis, cruciate ligament tear, meniscus injury, cartilage injury, joint dysfunction and the like, and the protection of the knee joint has been one of the most concerned problems of human beings. Therefore, there is a need for a device that can provide effective protection and treatment for knee joints of patients with knee osteoarthritis, athletes, knee joint postoperation and the elderly, so as to alleviate or eliminate the pain of the patients.

At present, correction methods of knee joint valgus or varus can be divided into two types of surgical correction and non-surgical correction, wherein the surgical correction is to restore normal limb force lines and appearance through surgical osteotomy and internal fixation correction, although the method has quick effect, nerve and blood vessel tension and traction can be caused, related complications are easy to occur, and the method is only suitable for serious knee valgus and valgus deformity. The non-operative correction method mainly comprises the steps of loosening the lateral or medial collateral ligament of the knee joint and recovering the stable structure of the lateral or medial collateral ligament of the knee joint by wearing appliances such as splints, leggings, correction insoles and the like, so that the tibia turns in the opposite direction to achieve the correction target. The non-surgical correction method has the advantages of low cost and low risk, but the existing correction appliance generally has the defects of slow effect taking, long-term persistence is needed, the correction purpose is difficult to achieve without constant mind, and in the long-term wearing process, because a patient needs to carry out normal living activities, the joint correction device is easy to fall off in the normal action process, the normal treatment effect is influenced, the life is also easy to influence, and a structure for helping to place and fall off is needed to solve the troubles, so that the anti-falling knee joint correction device is necessary to be developed.

Disclosure of Invention

The invention aims to provide an anti-falling knee joint correction device, and aims to solve the problems that in the prior art, in the process of long-term wearing, a patient needs to carry out normal living activities, the joint correction device is easy to fall off in the process of normal actions, the normal treatment effect is influenced, the life is also easy to be influenced, and a structure for helping to place and fall off is needed to solve the troubles.

In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides an anti-drop's knee joint orthotic devices, includes the thighbone board, the surface symmetry that the thighbone board leaned on is provided with first fixed block, the surface swing joint of first fixed block has first screw, the surface swing joint of first screw has the pull board, the first joint of last fixed surface of pull board is connected with, the inside wall fixedly connected with dwang of first joint, the surface of dwang is rotated and is connected with the pulling force strip, the one end fixedly connected with waistband of pulling force strip, the one end fixedly connected with regulation of waistband is detained.

In order to enable the anti-falling knee joint correction device to achieve the purpose of conveniently adjusting the proper length according to the height of a patient, preferably, the outer surface of the lower part of the femoral plate is symmetrically provided with second fixed blocks, the outer surface of each second fixed block is movably connected with a second screw, the outer surface of each second screw is fixedly connected with an outer adjusting plate, the lower surface of each outer adjusting plate is movably connected with an inner adjusting plate, the outer surface of each inner adjusting plate is fixedly connected with a bottom block, the upper surface of each bottom block is fixedly connected with an inner adjusting rod, the outer surface of each inner adjusting rod is provided with threads, and the outer surface of each thread is rotatably connected with an outer adjusting rod.

In order to enable the anti-falling knee joint correction device to achieve the purpose of conveniently adjusting the knee joint and simultaneously avoiding forward bending adjustment, as a preferable mode of the invention, an upper correction plate is fixedly connected to the lower surface of the bottom block, a second joint is rotatably connected to the lower surface of the upper correction plate, a lower correction plate is rotatably connected to the lower surface of the second joint, and a limiting plate is fixedly connected to the front surface of the second joint.

In order to enable the anti-falling knee joint correction device to achieve the purpose of conveniently fixing and correcting the lower leg, as a preferable mode of the invention, a third screw is movably connected to the lower surface of the lower correction plate, one end of the third screw is movably connected with a third fixed block, and the outer surface of the third fixed block is fixedly connected with a tibial plate.

In order to enable the anti-falling knee joint correction device to achieve the purpose of facilitating fixing of the thigh and the calf by the through pipe adjusting belt to achieve knee joint correction and adjustment, as a preferable mode of the invention, the left surfaces of the tibia plate and the femoral plate are fixedly connected with the adjusting belt, one end of the adjusting belt is fixedly connected with a male magic tape, and the right surfaces of the tibia plate and the femoral plate are fixedly connected with a female magic tape.

In order to achieve the purpose of preventing the patient from being rubbed and increasing the comfort level when wearing the correction device, it is preferable that the outer surfaces of the tibial plate and the femoral plate are fixedly connected with an anti-wear pad.

In order to achieve the purpose of reducing the weight of the anti-falling knee joint correction device and saving the use of production materials, as a preferable mode of the anti-falling knee joint correction device, hollowed-out spaces are formed in the outer surfaces of the tibial plate and the femoral plate.

In order to achieve the purpose that the anti-falling knee joint correction device can conveniently dissipate heat when the correction device is worn, as a preferable mode of the invention, the outer surface of the anti-falling knee joint correction device is provided with a heat dissipation seam.

In order to enable the anti-falling knee joint correction device to achieve the purpose of helping heat dissipation when the waistband is fixed to avoid falling off, as a preferred option of the invention, the outer surface of the waistband is provided with heat dissipation holes.

In order to achieve the purpose of facilitating the tibial plate to be close to the tibia of the calf to help the knee joint to correct, as a preferred aspect of the invention, the concave surface of the tibial plate is opposite to the concave surface of the femoral plate, and the size of the tibial plate is smaller than that of the femoral plate.

Compared with the prior art, the invention has the beneficial effects that:

1. this anti-drop's knee joint orthotic devices, through the femoral plate, first fixed block, first screw, the pull board, first joint, the dwang, the pulling force strip, the setting of waistband and regulation knot, when should need to wear correction knee joint device, can wear the waistband at patient's waist earlier, carry out the regulation of suitable size through adjusting the knot, make first joint and patient's pelvis department joint position comply, can avoid the femoral plate to fall down to drop under the help of waistband, when the patient sits down or bends, under the fixed help of first fixed block and first screw, make pull board and thigh be located a direction, the rotation on first joint is accomplished to the pulling force strip under the help of dwang, make pulling force strip and patient upper part of the body be in a direction, do not influence normal action again when accomplishing the unscrambler anti-drop.

2. This anti-drop's knee joint orthotic devices, through the second screw, the second fixed block, outer adjusting plate, interior regulating plate, adjust outer pole, the setting of low piece and regulation interior pole, outer adjusting plate is fixed to second screw and second fixed block, as required according to patient's height and the long difference of leg, can adjust outer pole through rotating, make the help of adjusting outer pole screw thread in adjusting interior pole under, rotate from top to bottom, make the removal that drives outer adjusting plate position about carrying out on the interior regulating plate that the bottom block was fixed, accomplish the regulation of height length, increase the suitability of device, make things convenient for different patients to wear the use, the flexibility of device has been strengthened.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:

FIG. 1 is a schematic front view of the present invention;

FIG. 2 is a schematic illustration of a waistband construction according to the invention;

FIG. 3 is a schematic view of the outer and inner adjustment plates of the present invention;

FIG. 4 is a schematic view of a tibial paddle of the present invention;

FIG. 5 is a schematic diagram of a regulating band construction according to the present invention;

fig. 6 is a schematic diagram of a femoral plate structure according to the present invention.

In the figure: 1. a femoral plate; 2. a first fixed block; 3. a first screw; 4. a drawing plate; 5. a first joint; 6. rotating the rod; 7. a tension bar; 8. a waistband; 9. an adjusting buckle; 10. a second fixed block; 11. a second screw; 12. an outer adjustment plate; 13. an inner adjusting plate; 14. a bottom block; 15. adjusting the inner rod; 16. a thread; 17. adjusting the outer rod; 18. a correcting plate is arranged; 19. a second joint; 20. a lower straightening plate; 21. a limiting plate; 22. a third screw; 23. a third fixed block; 24. a tibial plate; 25. an adjustment belt; 26. male magic tape; 27. female magic tape; 28. an anti-wear pad; 29. hollowing out the blank space; 30. heat dissipation seams; 31. and (4) heat dissipation holes.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Examples

Referring to fig. 1-6, the present invention provides the following technical solutions: the utility model provides an anti-drop's knee joint orthotic devices, including femoral plate 1, the surface symmetry that femoral plate 1 leaned on is provided with first fixed block 2, the surface swing joint of first fixed block 2 has first screw 3, the surface swing joint of first screw 3 has pull board 4, the first joint 5 of last fixed surface of pull board 4, the inside wall fixedly connected with dwang 6 of first joint 5, the surface of dwang 6 rotates and is connected with pulling force strip 7, the one end fixedly connected with waistband 8 of pulling force strip 7, the one end fixedly connected with regulation of waistband 8 is detained 9.

In the specific embodiment of the invention, when the knee joint correction device needs to be worn, the waist belt 8 can be worn on the waist of the patient, the adjustment of a proper size is performed through the adjusting buckle 9, so that the first joint 5 corresponds to the joint position at the pelvis of the patient, the femoral plate 1 is worn on the back side of the thigh of the patient, the femoral plate 1 can be prevented from falling off and falling off with the help of the waist belt 8, when the patient sits down or bends down, the pull plate 4 and the thigh are positioned in one direction with the fixing help of the first fixing block 2 and the first screw 3, the pull strip 7 finishes the rotation on the first joint 5 with the help of the rotating rod 6, the pull strip 7 and the upper half of the patient are positioned in one direction, and the fall-off prevention of the corrector is finished without affecting the normal action.

Specifically, a second fixing block 10 is symmetrically arranged on the outer surface of the femoral plate 1, a second screw 11 is movably connected to the outer surface of the second fixing block 10, an outer adjusting plate 12 is fixedly connected to the outer surface of the second screw 11, an inner adjusting plate 13 is movably connected to the lower surface of the outer adjusting plate 12, a bottom block 14 is fixedly connected to the outer surface of the inner adjusting plate 13, an inner adjusting rod 15 is fixedly connected to the upper surface of the bottom block 14, threads 16 are arranged on the outer surface of the inner adjusting rod 15, and an outer adjusting rod 17 is rotatably connected to the outer surface of the threads 16.

In this embodiment: second screw 11 and second fixed block 10 fix outer regulating plate 12, as needs according to the difference of patient's height and leg length, can adjust outer pole 17 through rotating, make and adjust outer pole 17 under the help of the screw thread 16 on adjusting pole 15, rotate from top to bottom, make and drive the removal of outer regulating plate 12 position from top to bottom on the fixed interior regulating plate 13 of bottom block 14, accomplish the regulation of high length, increase the suitability of device, make things convenient for different patients to wear the use, the flexibility of device has been strengthened.

Specifically, an upper correction plate 18 is fixedly connected to the lower surface of the bottom block 14, a second joint 19 is rotatably connected to the lower surface of the upper correction plate 18, a lower correction plate 20 is rotatably connected to the lower surface of the second joint 19, and a limit plate 21 is fixedly connected to the front surface of the second joint 19.

In this embodiment: the bottom block 14 is fixed to the upper correction plate 18, and when the knee joint correction device is worn, the second joint 19 is first aligned with the knee joint of the patient, and then the upper correction plate 18 and the lower correction plate 20 can be rotated with the help of the second joint 19, so as to achieve the adaptability of the correction device to the movement of the knee, such as: the function of the limit plate 21 is to help limit the rotation of the upper and

lower correction plates

18 and 20 to the front side of the knee, matching the same movement trend of the knee joint, and helping to correct the knee joint.

Specifically, a third screw 22 is movably connected to the lower surface of the lower correction plate 20, a third fixing block 23 is movably connected to one end of the third screw 22, and a tibial plate 24 is fixedly connected to the outer surface of the third fixing block 23.

In this embodiment: the tibial plate 24 is closely attached to the tibia on the front side of the calf of the patient, and the tibial plate 24 and the femoral plate 1 worn on the rear side of the thigh are fixedly connected with the help of the third screw 22 and the third fixing block 23 to cooperate with each other to finish the correction work of the knee joint.

Specifically, the left surfaces of the tibia plate 24 and the femur plate 1 are fixedly connected with an adjusting belt 25, one end of the adjusting belt 25 is fixedly connected with a male magic tape 26, and the right surfaces of the tibia plate 24 and the femur plate 1 are fixedly connected with a female magic tape 27.

In this embodiment: closely laminate shin bone plate 24 in the shin bone department of patient's shank front side, wear thigh bone plate 1 in thigh rear side department, then carry out comfortable fixed according to patient's leg girth through regulation band 25, then under public magic subsides 26's help, fix public magic subsides 26 and female magic subsides 27, avoid using other fixed gimmicks and cause the problem that patient's shank blood circuit is unable to appear.

Specifically, the outer surfaces of the tibial plate 24 and the femoral plate 1 are fixedly connected with an anti-abrasion pad 28.

In this embodiment: when the patient takes the tibia plate 24 and the femoral plate 1 with the fixing function, due to the influence of the hard materials, the patient is easy to be damaged due to friction with leg muscles in live life, and therefore the outer skin of the patient can be protected by the anti-abrasion pad 28 from being damaged due to the influence of the hard materials of the tibia plate 24 and the femoral plate 1, and meanwhile, the comfort level of the knee joint correction device is increased.

Specifically, hollow spaces 29 are formed on the outer surfaces of the tibial plate 24 and the femoral plate 1.

In this embodiment: the hollowed-out spaces 29 help to reduce the weight of the tibial paddle 24 and the femoral paddle 1, reduce the burden of the patient on wearing the appliance, make the appliance lighter and more flexible, and the hollowed-out spaces 29 also help to reduce the consumption of production materials, make more appliances producible, and increase the utilization rate of the materials.

Specifically, the outer surface of the wear pad 28 is provided with a heat dissipation slit 30.

In this embodiment: the heat-dissipating slits 30 can help the wear pad 28 dissipate heat, and avoid generating more heat when wearing the wear pad 28, thereby affecting the wearing comfort of the patient.

Specifically, the outer surface of the waistband 8 is provided with heat dissipation holes 31.

In this embodiment: because when waistband 8 was worn and patient's waist tightly laminates, produce more heats easily, therefore need volatilize away the heat of its production through louvre 31, increase comfort level avoids because waistband 8 and causes the vexation of covering of skin for the breathing that skin surface can not be fine.

Specifically, the concave surface of the tibial plate 24 is opposite to the concave surface of the femoral plate 1, and the size of the tibial plate 24 is smaller than that of the femoral plate 1.

In this embodiment: because the leg circumference of the thigh is different from that of the calf, the size of the tibial plate 24 is directly set to be smaller than that of the femoral plate 1 during production, the tibial plate 24 is closely attached to the tibia of the front side of the calf of a patient, the femoral plate 1 is worn on the rear side of the thigh in the wearing mode, the tibia and the femur of the patient are better attached, and knee joint correction can be better completed.

The working principle and the using process of the invention are as follows: when the anti-falling knee joint correction device is used, when the knee joint correction device needs to be worn, the waist belt 8 can be worn on the waist of a patient, the adjustment of proper size is carried out through the adjusting buckle 9, so that the first joint 5 corresponds to the joint position of the pelvic bone of the patient, the femoral plate 1 is worn on the rear side of the thigh of the patient, the femoral plate 1 can be prevented from falling off and falling off under the help of the waist belt 8, when the patient sits down or bends down, the pull plate 4 and the thigh are positioned in one direction under the fixing help of the first fixing block 2 and the first screw 3, the pull strip 7 finishes the rotation on the first joint 5 under the help of the rotating rod 6, the pull strip 7 and the upper half of the patient are positioned in one direction, the anti-falling of the corrector is finished, the normal action is not influenced, the tibial plate 24 is tightly attached to the tibia on the front side of the calf of the patient, the tibia plate 24 is fixedly connected with the femoral plate 1 worn on the rear side of the thigh by the aid of a third screw 22 and a third fixing block 23, the knee joint correction work is completed by matching use, the second screw 11 and the second fixing block 10 are used for fixing the outer adjusting plate 12, when the knee joint correction device is needed according to the difference between the height and the leg length of a patient, the outer adjusting rod 17 can be adjusted by rotating the outer adjusting rod 17, so that the outer adjusting rod 17 can rotate up and down under the aid of the threads 16 on the inner adjusting rod 15, the outer adjusting plate 12 is driven to move up and down on the inner adjusting plate 13 fixed on the bottom block 14, the height and length adjustment is completed, the applicability of the device is improved, the wearing and the use of different patients are facilitated, the flexibility of the device is improved, the firmness of the upper plate 18 fixed on the bottom block 14 is improved, when the knee joint correction device is worn, the second joint 19 is compared with the knee joint of the patient in position, the upper and lower orthosis plates 18, 20 can then be rotated with the aid of the second joint 19 to achieve the adaptation of the orthosis to the movements of the knee, such as: the function of the limiting plate 21 is to limit the upper correcting plate 18 and the lower correcting plate 20 to rotate towards the front side of the knee, match the same movement trend of the knee joint and help to complete the correction of the knee joint, the tibial plate 24 is closely attached to the tibia at the front side of the lower leg of the patient, the femoral plate 1 is worn at the back side of the thigh, then the adjusting belt 25 is used for comfortable fixation according to the leg circumference of the patient, then the male magic tape 26 and the female magic tape 27 are fixed with the help of the male magic tape 26, the problem that the leg blood path of the patient is not communicated due to other fixing methods is avoided, when the patient takes the tibia plate 24 and the femur plate 1 with the fixing function, due to the influence of the hard material, the utility model is easy to be damaged by rubbing with the leg muscle in the live life, the wear pad 28 thus protects the patient's outer skin from damage due to the hard materials of the tibial plate 24 and femoral plate 1, meanwhile, the comfort level of the knee joint correction device is increased, the hollow grids 29 help to reduce the weight of the tibial plate 24 and the femoral plate 1, the burden of the patient on wearing the corrector is reduced, the corrector is lighter and more flexible, the hollow spaces 29 also help to reduce the consumption of production materials, so that more orthotics can be produced, the utilization rate of the materials is increased, the heat dissipation slits 30 can help the anti-wear pad 28 to dissipate heat, the wearing comfort of a patient is prevented from being affected due to the generation of more heat caused by wearing the anti-wear pad 28, because when waistband 8 was worn and patient's waist tightly laminates, produce more heats easily, therefore need volatilize away the heat of its production through louvre 31, increase comfort level avoids because waistband 8 and causes the vexation of covering of skin for the breathing that skin surface can not be fine.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. An anti-drop knee joint orthosis comprising a femoral plate (1), characterized in that: the femoral plate is characterized in that a first fixing block (2) is symmetrically arranged on the outer surface of the femoral plate (1) on the upper side, a first screw (3) is movably connected to the outer surface of the first fixing block (2), a drawing plate (4) is movably connected to the outer surface of the first screw (3), a first joint (5) is fixedly connected to the upper surface of the drawing plate (4), a rotating rod (6) is fixedly connected to the inner side wall of the first joint (5), a tension strip (7) is rotatably connected to the outer surface of the rotating rod (6), a waistband (8) is fixedly connected to one end of the tension strip (7), and a buckle (9) is adjusted and connected to one end of the waistband (8).

2. A drop-resistant knee joint orthosis according to claim 1, wherein: the outer surface symmetry that thighbone board (1) leaned on down is provided with second fixed block (10), the surface swing joint of second fixed block (10) has second screw (11), the surface fixed surface of second screw (11) is connected with outer regulating plate (12), the lower surface swing joint of outer regulating plate (12) has interior regulating plate (13), the surface fixed surface of interior regulating plate (13) is connected with end piece (14), the last surface fixed surface of end piece (14) is connected with adjusts interior pole (15), the surface of adjusting interior pole (15) is provided with screw thread (16), the surface rotation of screw thread (16) is connected with adjusts outer pole (17).

3. A drop-resistant knee orthosis according to claim 2, wherein: the lower fixed surface of bottom block (14) is connected with and corrects board (18), the lower surface of going up correction board (18) rotates and is connected with second joint (19), the lower surface of second joint (19) rotates and is connected with down and corrects board (20), the preceding fixed surface of second joint (19) is connected with limiting plate (21).

4. A drop-resistant knee brace apparatus as recited in claim 3, wherein: the lower surface of the lower straightening plate (20) is movably connected with a third screw (22), one end of the third screw (22) is movably connected with a third fixing block (23), and the outer surface of the third fixing block (23) is fixedly connected with a tibial plate (24).

5. A drop-resistant knee orthosis according to claim 4, wherein: the equal fixedly connected with in left surface of shin splint (24) and thighbone board (1) regulation area (25), the public magic subsides of one end fixedly connected with (26) of regulation area (25), the equal fixedly connected with in right surface of shin splint (24) and thighbone board (1) is pasted (27) with female magic.

6. A drop-resistant knee orthosis according to claim 4, wherein: the outer surfaces of the tibial plate (24) and the femoral plate (1) are fixedly connected with an anti-abrasion pad (28).

7. A drop-resistant knee orthosis according to claim 4, wherein: hollow spaces (29) are formed in the outer surfaces of the tibia plate (24) and the femoral plate (1).

8. A drop-resistant knee joint orthosis according to claim 6, wherein: the outer surface of the anti-abrasion pad (28) is provided with a heat dissipation seam (30).

9. A drop-resistant knee brace apparatus as recited in claim 1, wherein: the outer surface of the waistband (8) is provided with a heat dissipation hole (31).

10. A drop-resistant knee orthosis according to claim 4, wherein: the concave surface of the tibial plate (24) is opposite to the concave surface of the femoral plate (1), and the size of the tibial plate (24) is smaller than that of the femoral plate (1).