CN219271453U - Knee joint rehabilitation training device - Google Patents
Knee joint rehabilitation training device Download PDFInfo
- Publication number
- CN219271453U CN219271453U CN202222773988.8U CN202222773988U CN219271453U CN 219271453 U CN219271453 U CN 219271453U CN 202222773988 U CN202222773988 U CN 202222773988U CN 219271453 U CN219271453 U CN 219271453U
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- China
- Prior art keywords
- struts
- hinged
- shank
- knee joint
- rod
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- 210000000629 knee joint Anatomy 0.000 title claims abstract description 27
- 210000000689 upper leg Anatomy 0.000 claims abstract description 17
- 238000005452 bending Methods 0.000 claims description 7
- 230000000149 penetrating effect Effects 0.000 claims description 7
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 5
- 239000000741 silica gel Substances 0.000 claims description 5
- 229910002027 silica gel Inorganic materials 0.000 claims description 5
- 210000002683 foot Anatomy 0.000 description 8
- 230000000694 effects Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 206010060820 Joint injury Diseases 0.000 description 1
- 206010028289 Muscle atrophy Diseases 0.000 description 1
- 210000003423 ankle Anatomy 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 201000010099 disease Diseases 0.000 description 1
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 230000008407 joint function Effects 0.000 description 1
- 210000002414 leg Anatomy 0.000 description 1
- 210000003041 ligament Anatomy 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000020763 muscle atrophy Effects 0.000 description 1
- 201000000585 muscular atrophy Diseases 0.000 description 1
- 230000008447 perception Effects 0.000 description 1
- 210000002435 tendon Anatomy 0.000 description 1
Images
Classifications
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/30—Against vector-borne diseases, e.g. mosquito-borne, fly-borne, tick-borne or waterborne diseases whose impact is exacerbated by climate change
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- Rehabilitation Tools (AREA)
- Orthopedics, Nursing, And Contraception (AREA)
Abstract
The knee joint rehabilitation training device comprises a base, wherein a screw rod in the front-back direction is arranged on the base, a hinge block is fixedly connected to a nut sliding block of the screw rod, the lower ends of rod parts of fork-shaped members with two branches are hinged to the hinge block, the upper ends of the two fork parts of the fork-shaped members are respectively hinged to two shank struts, shank binding bands are connected to the positions, close to the rear end parts, of the two shank struts, and the front ends of the two shank struts are fixedly connected with groove-shaped supports; the lower ends of the two connecting rods A which are parallel to each other are hinged on the base, the upper ends of the connecting rods A are respectively hinged on the positions, close to the rear end parts, of the two shank struts, the two thigh struts which are parallel to each other are respectively hinged on the rear ends of the two shank struts, one ends of the two connecting rods B which are parallel to each other are hinged on the thigh struts, the other ends of the connecting rods B are hinged on the connecting rods A, and the groove-shaped support is connected with a foot binding assembly. The device can be used for knee joint training of bedridden patients.
Description
Technical Field
The utility model relates to rehabilitation training equipment, in particular to a knee joint rehabilitation training device, and belongs to the technical field of rehabilitation training equipment.
Background
Knee joint injury and incapacity of normal knee joint caused by diseases are quite common, in order to maintain the function of knee joint, knee joint rehabilitation training is carried out by means of instruments in a common mode, existing training equipment is actively developed for knee joint training, such as a knee joint rehabilitation training equipment disclosed in China patent application No. 2022107254499, a knee joint rehabilitation training equipment disclosed in 2021106898329 and a lower limb knee joint rehabilitation training device disclosed in 2021201833758, the equipment can carry out corresponding knee joint rehabilitation training, the existing equipment has limitation in use, the existing equipment is generally in a sitting posture, the existing equipment is basically used for training the knee joint for patients with better autonomous activity ability, the existing equipment has poor adaptability for joint function rehabilitation intervention of bedridden patients such as joint rigidity and straightening pain, muscle atrophy, tendon adhesion and ligament adhesion, the existing knee joint training device is not scientific for the constraint of feet, the constraint mechanism of feet is absent, the constraint of feet is hard, and the patients feel uncomfortable due to vibration and impact generated during training.
Disclosure of Invention
The utility model aims to solve the problem that the existing knee joint rehabilitation training device cannot be well adapted to bedridden patients.
In order to achieve the purpose of the utility model, the following technical scheme is adopted: the knee joint rehabilitation training device comprises a base, wherein a screw rod in the front-back direction is arranged on the base, a nut sliding block is screwed on the screw rod, the screw rod is driven by a motor, the motor is connected to a controller, a hinge block is fixedly connected to the nut sliding block, the lower end of a rod part of a fork-shaped member with two branches is hinged to the hinge block, the upper ends of the two fork parts of the fork-shaped member are respectively hinged to two shank struts which are parallel to each other, a shank binding belt is connected to the positions of the two shank struts close to the rear end parts, and the front ends of the two shank struts are fixedly connected with a groove-shaped bracket; the lower ends of the two mutually parallel connecting rods A are hinged on the base, the upper ends of the two mutually parallel connecting rods A are respectively hinged on the positions, close to the rear end parts, of the two shank struts, the two mutually parallel thigh struts are respectively hinged on the rear ends of the two shank struts, one ends of the two mutually parallel connecting rods B are hinged on the thigh struts, the other ends of the two mutually parallel connecting rods B are hinged on the connecting rods A, and the connecting rods A are parallel to the thigh struts;
the foot-binding assembly comprises a U-shaped piece fixedly connected to the groove-shaped support, a mouth-shaped piece is fixedly connected to the sole of the binding shoe, a cuboid rotating block is arranged in the mouth-shaped piece in a penetrating mode, four faces of the cuboid rotating block face four corners of the mouth-shaped piece respectively, a silica gel rod is arranged between the cuboid rotating block and the mouth-shaped piece, and two ends of the cuboid rotating block are fixedly connected to two U-shaped edges of the U-shaped piece.
Further; the shank support rod and the connecting rod A are telescopic rods, the rear end of each telescopic rod is an outer sleeve, the inner sleeve rod at the front part is arranged in the outer sleeve in a sliding penetrating mode, an elastic locating pin is arranged on the outer sleeve, or a jackscrew is connected to the outer sleeve in a rotating mode, and a plurality of locating pits are formed in the inner sleeve rod.
Further; the U-shaped piece is connected to the groove-shaped support through the connecting piece, the U-shaped piece is connected with the connecting piece through the tension pressure sensor, and the tension pressure sensor is connected to the controller.
Further; the sole of constraint shoes is adjustable sole, and adjustable sole includes the first bottom plate of contact foot portion, still includes the second bottom plate, has three slot hole on the second bottom plate, and first bottom plate and second bottom plate pass through the bolt fixed connection of wearing to establish in the slot hole, and mouthful type spare fixed connection is on the second bottom plate.
Further; the lower end of the connecting rod A is provided with a bending part, and the bending part is hinged on the base.
Further; the rod part of the fork-shaped member is positioned in the guide long seam in the front-rear direction.
The utility model has the positive and beneficial technical effects that: the rehabilitation training device has a not complex structure, can be conveniently used for knee joint training of bedridden patients, can be used for different patients by the telescopic rod with adjustable length, can be used for the left and right legs of the device, can be used universally, and can reduce the rigidity stress in training by binding the silica gel rod at the shoe part.
Drawings
Fig. 1 is an overall schematic of the present utility model.
Fig. 2 is an enlarged partial schematic view of the front portion.
Fig. 3 is a schematic illustration of the U-shaped member of fig. 2 removed.
Fig. 4 is an enlarged schematic view at the slider.
Detailed Description
In order to more fully explain the practice of the utility model, examples of the practice of the utility model are provided. These examples are merely illustrative of the present utility model and do not limit the scope of the utility model.
The utility model will be explained in further detail with reference to the accompanying drawings, in which: 1: a base; 2: a screw rod; 3: a nut; 4: a hinge block; 5: a fork; 501: a stem portion; 502: a fork portion; 6, preparing a base material; guiding the long seam; 7: shank struts; 701: an outer sleeve; 702: an inner loop bar; 703: a jackscrew; 704: positioning the pit; 8: a slot-type bracket; 9: a connecting rod A;10: thigh struts; 11: shank straps; 12: thigh straps; 13: binding shoes; 14: a connecting piece; 15: a U-shaped member; 16: a mouthpiece; 17: a pull pressure sensor; 18: a first base plate; 19: a second base plate; 20: a long hole; 21: a bolt; 22: a rotating block; 23: a silica gel rod; 24: and a connecting rod B.
As shown in figure 1, a knee joint rehabilitation training device comprises a base 1, a screw rod 2 in the front-back direction is arranged on the base, a nut sliding block 3 is screwed on the screw rod, the screw rod is driven by a motor, the motor is arranged in the base and is not shown in the figure, the motor can adopt a servo motor or a stepping motor, the motor is connected to a controller, the controller controls the rotating number and the rotating direction of the motor, a hinge block 4 is fixedly connected on the nut sliding block 3, the lower end of a rod part of a fork-shaped member 5 with two forks is hinged on the hinge block 4, a guide long seam 6 is arranged along the front-back direction of the device, and the rod part of the fork-shaped member 5 is positioned in the guide long seam 6 in the front-back direction.
The upper ends of two fork parts 502 of the fork member are respectively hinged to two shank struts 7 which are parallel to each other, the shank struts are telescopic rods, the rear ends of the telescopic rods are outer sleeves 701, an inner sleeve 702 at the front part is slidably arranged in the outer sleeves 701 in a penetrating manner, jackscrews 703 are screwed on the outer sleeves, a plurality of positioning pits 704 are formed in the inner sleeve, and the jackscrews are propped against one positioning pit.
The shank bandage 11 is connected to the positions, close to the rear end parts, of the two shank struts, the front ends of the two shank struts are fixedly connected with a groove-shaped support 8, foot constraint components are connected to the groove-shaped support 8, a connecting piece 14 is fixedly connected to the groove-shaped support 8 through the connecting piece 14, the U-shaped piece is connected with the connecting piece through a tension pressure sensor 17, the tension pressure sensor is connected to a controller, a mouth-shaped piece 16 is fixedly connected to the sole of a constraint shoe, the sole of the constraint shoe is an adjustable sole, the adjustable sole comprises a first bottom plate 18 contacting feet and a second bottom plate 19, the second bottom plate is provided with three long holes 20, the first bottom plate is fixedly connected with the second bottom plate through bolts 21 penetrating through the long holes, and the mouth-shaped piece 16 is fixedly connected to the second bottom plate.
The square rotating block 22 is arranged in the mouth-shaped piece in a penetrating way, four faces of the square rotating block face four corners of the mouth-shaped piece respectively, the silica gel rod 22 is arranged between the square rotating block and the mouth-shaped piece, two ends of the square rotating block 22 are fixedly connected to two U-shaped edges of the U-shaped piece 15, and therefore the bottom plate of a trainer can elastically rotate around the U-shaped piece within a certain range, and ankle parts of patients are prevented from being rigid.
The lower ends of the two mutually parallel connecting rods A are provided with bending parts, the bending parts are hinged on the base, the upper ends of the bending parts are respectively hinged at the positions, close to the rear ends, of the two shank struts 7, the two mutually parallel thigh struts 10 are respectively hinged at the rear ends of the two shank struts 7, one ends of the two mutually parallel connecting rods B24 are hinged on the thigh struts, the other ends of the connecting rods B24 are hinged on the connecting rods A, the connecting rods A are parallel to the thigh struts, and the connecting rods A are positioned below the thigh struts.
When the device is used for passive training, a patient can adopt prone position, the feet are bound by the binding shoes, the lower leg parts are bound by the lower leg binding belts, the thigh parts are bound by the thigh binding belts, the motor is started, the motor is controlled to rotate positively and negatively, the sliding block moves back and forth with the rod part of the fork-shaped member in a reciprocating manner, and the fork part of the fork-shaped member drives the thigh support rod and the lower leg support rod to rotate relatively along the hinging part so as to realize the training of knee joints.
Under the condition that the lead screw in the device adopts the lead screw that does not auto-lock, can also carry out the initiative training to the better patient of shank strength, the constraint mode is the same with the passive training, can close the motor under the condition of initiative training, and the patient is trained independently, can also exert the resistance through the motor, through drawing pressure sensor perception direction of movement in training, through switching on a current for the motor, motor drive lead screw and patient syntropy remove and realize helping hand.
Having described embodiments of the present utility model in detail, it will be apparent to those skilled in the art that various changes and modifications can be made therein without departing from the scope and spirit of the utility model as defined in the appended claims, and any simple, equivalent changes and modifications to the above examples are intended to be within the scope of the present utility model and the utility model is not limited to the embodiments as set forth in the specification.
Claims (6)
1. The utility model provides a knee joint rehabilitation training device, includes the base, installs the lead screw of fore-and-aft direction on the base, has connect the nut slider soon on the lead screw, and the lead screw passes through motor drive, and the motor is connected to the controller, its characterized in that: the lower end of a rod part of a forked fork member is hinged to the hinging block, the upper ends of the two fork parts of the fork member are respectively hinged to two shank struts which are parallel to each other, shank binding bands are connected to the positions, close to the rear end parts, of the two shank struts, and the front ends of the two shank struts are fixedly connected with groove-shaped supports; the lower ends of the two mutually parallel connecting rods A are hinged on the base, the upper ends of the two mutually parallel connecting rods A are respectively hinged on the positions, close to the rear end parts, of the two shank struts, the two mutually parallel thigh struts are respectively hinged on the rear ends of the two shank struts, one ends of the two mutually parallel connecting rods B are hinged on the thigh struts, the other ends of the two mutually parallel connecting rods B are hinged on the connecting rods A, and the connecting rods A are parallel to the thigh struts;
the foot-binding assembly comprises a U-shaped piece fixedly connected to the groove-shaped support, a mouth-shaped piece is fixedly connected to the sole of the binding shoe, a cuboid rotating block is arranged in the mouth-shaped piece in a penetrating mode, four faces of the cuboid rotating block face four corners of the mouth-shaped piece respectively, a silica gel rod is arranged between the cuboid rotating block and the mouth-shaped piece, and two ends of the cuboid rotating block are fixedly connected to two U-shaped edges of the U-shaped piece.
2. The knee joint rehabilitation training device according to claim 1, wherein: the shank support rod and the connecting rod A are telescopic rods, the rear end of each telescopic rod is an outer sleeve, the inner sleeve rod at the front part is arranged in the outer sleeve in a sliding penetrating mode, an elastic locating pin is arranged on the outer sleeve, or a jackscrew is connected to the outer sleeve in a rotating mode, and a plurality of locating pits are formed in the inner sleeve rod.
3. The knee joint rehabilitation training device according to claim 1, wherein: the U-shaped piece is connected to the groove-shaped support through the connecting piece, the U-shaped piece is connected with the connecting piece through the tension pressure sensor, and the tension pressure sensor is connected to the controller.
4. The knee joint rehabilitation training device according to claim 1, wherein: the sole of constraint shoes is adjustable sole, and adjustable sole includes the first bottom plate of contact foot portion, still includes the second bottom plate, has three slot hole on the second bottom plate, and first bottom plate and second bottom plate pass through the bolt fixed connection of wearing to establish in the slot hole, and mouthful type spare fixed connection is on the second bottom plate.
5. The knee joint rehabilitation training device according to claim 1, wherein: the lower end of the connecting rod A is provided with a bending part, and the bending part is hinged on the base.
6. The knee joint rehabilitation training device according to claim 1, wherein: the rod part of the fork-shaped member is positioned in the guide long seam in the front-rear direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222773988.8U CN219271453U (en) | 2022-10-21 | 2022-10-21 | Knee joint rehabilitation training device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222773988.8U CN219271453U (en) | 2022-10-21 | 2022-10-21 | Knee joint rehabilitation training device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219271453U true CN219271453U (en) | 2023-06-30 |
Family
ID=86940567
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222773988.8U Active CN219271453U (en) | 2022-10-21 | 2022-10-21 | Knee joint rehabilitation training device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219271453U (en) |
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2022
- 2022-10-21 CN CN202222773988.8U patent/CN219271453U/en active Active
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