CN103169593A - Knee joint rehabilitation device - Google Patents
Knee joint rehabilitation device Download PDFInfo
- Publication number
- CN103169593A CN103169593A CN2011104386515A CN201110438651A CN103169593A CN 103169593 A CN103169593 A CN 103169593A CN 2011104386515 A CN2011104386515 A CN 2011104386515A CN 201110438651 A CN201110438651 A CN 201110438651A CN 103169593 A CN103169593 A CN 103169593A
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- shank
- square tube
- restrained beam
- thigh
- knee joint
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Abstract
The invention provides a knee joint rehabilitation device and relates to a rehabilitation instrument. A shank constraint frame comprises two square tubes A (1) arranged at intervals and in parallel, a positioning rod A (2) is arranged at the lower portion of one end of each square tube A, and one end of shank fixing canvas (3) is fixed at any one of the lower portions of the two square tubes A. A thigh constraint frame comprises two square tubes B (12) arranged at intervals and in parallel, the lower portion of one end of each square tube B is fixedly connected with two ends of a positioning rod B (13), one end of thigh fixing canvas (11) is fixed at any one of the lower portions of the two square tubes B, the other ends of the two square tubes A of the shank constraint frame are hinged with the other ends of the two square tubes B of the thigh constraint frame, and a flange (16) is arranged in the middle of the outer side of any one of the square tubes A of the shank constraint frame and connected with a control mechanism through a connecting lever (18). Due to the fact that rehabilitation action can be conducted on a patient in the range from 0 degree to 150 degrees, a knee joint functional disorder caused by improper rehabilitation is avoided to the largest extent.
Description
[technical field]
The present invention relates to a kind of rehabilitation appliances, especially relate to a kind of knee joint recovery device.
[background technology]
In the rehabilitation of knee joint wounded patient, stiff knee is a kind of very general phenomenon, the fracture around joint postoperative patient, articular dyskinesia easily occurs, the morning and evening that its postoperative is taken exercise, the method for exercise directly affect the effect of joint function rehabilitation, that is to say the situation of the various function limitations that postoperative the wounded extremities joint produces, is not with traumatic condition, absolute causalnexus to be arranged, main relevant with functional rehabilitation treatment after wound; The traditional treatment principle of fracture around joint is to fix after repairing the pathologic tissue, carry out again functional exercise after organization healing, but most patients for a long time can't be movable in agglutination, can cause that intracapsular adhesion causes joint stiffness, especially peri-knee fractures, because the knee joint load-bearing is large, complex structure is so the knee joint disorders that causes because of inertia is unavoidable.
the former function of the CPM mobilizer that uses on Vehicles Collected from Market is to grind the joint, it is the alternative instrument of present joint stiffness rehabilitation training, specific aim is poor, so in use, the motion mode that its lever shrinks repeatedly easily causes shank tired, simultaneously, the self structure of CPM mobilizer determines that the maximum machine angle only can reach 120 degree, various auxiliary binders when being subject to practical application, the restriction of tying up, the person in use, the real activity point of view of knee joint is confined to 0 to 90 degree, therefore the patient only relies on the CPM mobilizer to perform physical exercise, maximum actual rehabilitation angle only is confined in 90 degree, can not satisfy the actual demand of in patient's real life, shank being bent and stretched angle far away, affect the rehabilitation progress.
[summary of the invention]
In order to overcome the deficiency in background technology, the invention discloses a kind of knee joint recovery device, the amplitude of oscillation of shank restrained beam of the present invention can reach 0 ° ~ 150 °, control the shank restrained beam by the PLC controller and carry out rehabilitation exercise in rational angle and in rational speed, guarantee the rehabilitation of patient in security standpoint by travel switch locating rod, stop and torque clutch, the present invention can carry out rehabilitation exercise to the patient the scope of 0 ° ~ 150 °, has avoided to greatest extent the knee joint disorders that causes because rehabilitation is improper.
For achieving the above object, the present invention adopts following technical scheme:
A kind of knee joint recovery device, comprise shank restrained beam, thigh restrained beam and controlling organization, described shank restrained beam comprises two intervals and the square tube A that be arranged in parallel, bottom at two square tube A one ends is provided with locating rod A, wherein shank fixedly an end of canvas be fixed on arbitrary bottom of two square tube A, shank fixedly an end bottom surfaces of canvas be provided with the connection box, shank fixedly the other end upper side of canvas be provided with and connect pin thread and form described shank restrained beam; Described thigh restrained beam comprises two square tube B parallel and interval arranges, two ends in the end bottom of square tube B by locating rod B are fixedly connected with respectively, wherein thigh fixedly an end of canvas be fixed on arbitrary bottom of two square tube B, thigh fixedly an end bottom surfaces of canvas be provided with the connection box, thigh fixedly the other end upper side of canvas be provided with the connection pin thread; Two square tube A other ends of described shank restrained beam and two square tube B other ends of thigh restrained beam are articulated and connected, and middle side part is provided with flange outside arbitrary square tube A of shank restrained beam, and described flange is connected with controlling organization by connecting lever.
Described knee joint recovery device is provided with spacing bearing at the hinged upper lateral part of thigh restrained beam, and the spacing adjusting rod that is provided with corresponding shank restrained beam square tube A on the top of spacing bearing forms shank restrained beam pendulum angle position-limit mechanism.
Described knee joint recovery device, the linkwork of described thigh restrained beam and shank restrained beam comprises the two identical structures that are articulated and connected of cover, wherein arbitrary syndeton comprises dwang A, dwang B and axle, the relative end of dwang B and dwang A is set to respectively protruding and recessed syndeton, its convexity inserts and is connected by axle after recessed, in the outer end of dwang A and dwang B respectively with square tube A and square tube B socket connection.
Described knee joint recovery device, the place is provided with graduated disc at recessed or protruding axle, and a side of described graduated disc and thigh restrained beam is fixedly connected to form the rotational angle indicating structure of shank restrained beam.
Described knee joint recovery device is provided with the travel switch locating rod and forms limiting structure to the rotational angle of shank restrained beam in the axle head outside.
Described knee joint recovery device, described controlling organization comprises decelerator, PLC controller, motor and bearing, flange connects an end of connecting lever, the other end at connecting lever is connected with torque clutch, torque clutch connects by key with the decelerator outfan, described decelerator connects the power output shaft of motor, and described PLC controller connects motor, and described decelerator, PLC controller and motor are fixed on bearing.
Described knee joint recovery device, described connecting lever are stretching structure.
Described knee joint recovery device, described motor external power supply.
Owing to adopting technical scheme as above, the present invention has following beneficial effect:
Knee joint recovery device of the present invention, the amplitude of oscillation of shank restrained beam can reach 0 ° ~ 150 °, control the shank restrained beam by the PLC controller and carry out rehabilitation exercise in rational angle and in rational speed, guarantee the rehabilitation of patient in security standpoint by travel switch locating rod, stop and torque clutch, the present invention can carry out rehabilitation exercise to the patient the scope of 150 °, has avoided to greatest extent the knee joint disorders that causes because rehabilitation is improper.
[description of drawings]
Fig. 1 is structural representation of the present invention;
Fig. 2 is the structural representation of restrained beam of the present invention;
In the drawings: 1, square tube A; 2, locating rod A; 3, the fixing canvas of shank; 4, dwang A; 5, revolute pair A; 6, revolute pair B; 7, dwang B; 8, spacing adjusting rod; 9, silk hole; 10, spacing bearing; 11, the fixing canvas of thigh; 12, square tube B; 13, locating rod B; 14, travel switch locating rod; 15, graduated disc; 16, flange; 17, bed; 18, connecting lever; 19, decelerator; 20, PLC controller; 21, motor; , bearing 22.
[specific embodiment]
Can explain in more detail the present invention by the following examples, disclose purpose of the present invention and be intended to protect all changes and improvements in the scope of the invention, the present invention is not limited to the following examples;
1 ~ 2 described knee joint recovery device by reference to the accompanying drawings, comprise shank restrained beam, thigh restrained beam and controlling organization, described shank restrained beam comprises two intervals and the square tube A1 that be arranged in parallel, bottom at two square tube A1 one ends is provided with locating rod A 2, wherein shank fixedly an end of canvas 3 be fixed on arbitrary bottom of two square tube A1, shank fixedly an end bottom surfaces of canvas 3 be provided with the connection box, shank fixedly the other end upper side of canvas 3 be provided with and connect pin thread and form described shank restrained beam, described thigh restrained beam comprises two square tube B12 parallel and interval arranges, two ends in the end bottom of square tube B12 by locating rod B 13 are fixedly connected with respectively, a hinged upper lateral part at the thigh restrained beam is provided with spacing bearing 10, the spacing adjusting rod 8 that is provided with corresponding shank restrained beam square tube A1 on the top of spacing bearing 10 forms shank restrained beam pendulum angle position-limit mechanism, wherein thigh fixedly an end of canvas 11 be fixed on arbitrary bottom of two square tube B12, thigh fixedly an end bottom surfaces of canvas 11 be provided with the connection box, thigh fixedly the other end upper side of canvas 11 be provided with the connection pin thread, two square tube A1 other ends of described shank restrained beam and two square tube B12 other ends of thigh restrained beam are articulated and connected, and middle side part is provided with flange 16 outside arbitrary square tube A1 of shank restrained beam, and described flange 16 is connected with controlling organization by connecting lever 18, the linkwork of described thigh restrained beam and shank restrained beam comprises the two identical structures that are articulated and connected of cover, wherein arbitrary syndeton comprises dwang A 4, dwang B 7 and axle, the relative end of dwang B 7 and dwang A 4 is set to respectively protruding and recessed syndeton, connected by axle after its convexity insertion is recessed, in the outer end of dwang A 4 and dwang B 7 respectively with square tube A1 and square tube B12 socket connection, the place is provided with graduated disc 15 at recessed or protruding axle, one side of described graduated disc 15 and thigh restrained beam is fixedly connected to form the rotational angle indicating structure of shank restrained beam, be provided with the limiting structure that travel switch locating rod 14 forms the rotational angle of shank restrained beam outside axle head, described controlling organization comprises decelerator 19, PLC controller 20, motor 21 and bearing 22, and flange 16 connects an end of connecting lever 18, and described connecting lever 18 is stretching structure, the other end at connecting lever 18 is connected with torque clutch, torque clutch is connected outfan and is connected by key with decelerator, described decelerator 19 connects the power output shaft of motor 21, described PLC controller 20 connects motor 21, and described decelerator 19, PLC controller 20 and motor 21 are fixed on bearing 22, described motor 21 external power supplys.
implement knee joint recovery device of the present invention, knee joint recovery device of the present invention is placed on bed 17, the patient climbs and crouches in bed, thigh is put to thigh restrained beam side cross tube B12, with thigh fixedly canvas 11 parcel thigh and thigh restrained beams, the pin thread that fixedly arranges on canvas 11 with thigh and box are connected to form the constraint to thigh, shank is put to shank restrained beam side cross tube A1, with shank fixedly canvas 3 parcel shank and shank restrained beams, with shank fixedly on canvas 3 pin thread and box be connected to form constraint to shank, the preferred 36V direct current generator of motor 21, controlled rotating speed and the corner of motor 21 by PLC controller 20, motor 21 passes to decelerator 19 by belt with motion mode, the motion mode of decelerator 19 transmits by connecting lever 18, the torque clutch transmitting torque, and torque is adjustable, and provide the overload protection of connecting lever 18, connecting lever 18 drives the shank restrained beam and rotates, form rehabilitation exercise, travel switch locating rod 14 is in the situation that PLC controller 20 is out of control, the maximum amplitude of oscillation of circuit limitations shank restrained beam, when PLC controller 20 and travel switch locating rod 14 all in situation out of control, the maximum amplitude of oscillation of stop mechanical constraint shank restrained beam is by the angle of graduated disc 15 indication shank restrained beams swings.
Part not in the detailed description of the invention is prior art.
The embodiment that selects in this article in order to disclose purpose of the present invention, current think suitable, but will be appreciated that, the present invention is intended to comprise that all belong to all changes and the improvement of this design and the interior embodiment of the scope of the invention.
Claims (8)
1. knee joint recovery device, comprise shank restrained beam, thigh restrained beam and controlling organization, it is characterized in that: described shank restrained beam comprises two intervals and the square tube A(1 that be arranged in parallel), at two square tube A(1) bottom of an end is provided with locating rod A (2), wherein shank fixedly an end of canvas (3) be fixed on two square tube A(1) arbitrary bottom, shank fixedly an end bottom surfaces of canvas (3) be provided with the connection box, shank fixedly the other end upper side of canvas (3) be provided with and connect pin thread and form described shank restrained beam; Described thigh restrained beam comprises two square tube B(12 parallel and interval arranges), at square tube B(12) an end bottom be fixedly connected with respectively by the two ends of locating rod B (13), wherein thigh fixedly an end of canvas (11) be fixed on two square tube B(12) arbitrary bottom, thigh fixedly an end bottom surfaces of canvas (11) be provided with the connection box, thigh fixedly the other end upper side of canvas (11) be provided with the connection pin thread; Two square tube A(1 of described shank restrained beam) two square tube B(12 of the other end and thigh restrained beam) other end is articulated and connected, arbitrary square tube A(1 at the shank restrained beam) outside, middle side part is provided with flange (16), and described flange (16) is connected with controlling organization by connecting lever (18).
2. knee joint recovery device according to claim 1, it is characterized in that: the hinged upper lateral part at the thigh restrained beam is provided with spacing bearing (10), is provided with corresponding shank restrained beam square tube A(1 on the top of spacing bearing (10)) spacing adjusting rod (8) form shank restrained beam pendulum angle position-limit mechanism.
3. knee joint recovery device according to claim 1, it is characterized in that: the linkwork of described thigh restrained beam and shank restrained beam comprises the two identical structures that are articulated and connected of cover, wherein arbitrary syndeton comprises dwang A (4), dwang B (7) and axle, the relative end of dwang B (7) and dwang A (4) is set to respectively protruding and recessed syndeton, its convexity inserts and is connected by axle after recessed, in the outer end of dwang A (4) and dwang B (7) respectively with square tube A(1) and square tube B(12) socket connection.
4. knee joint recovery device according to claim 3 is characterized in that: the place is provided with graduated disc (15) at recessed or protruding axle, and described graduated disc (15) and a side of thigh restrained beam are fixedly connected to form the rotational angle indicating structure of shank restrained beam.
5. knee joint recovery device according to claim 4, is characterized in that: be provided with travel switch locating rod (14) formation to the limiting structure of the rotational angle of shank restrained beam outside axle head.
6. knee joint recovery device according to claim 1, it is characterized in that: described controlling organization comprises decelerator (19), PLC controller (2 0), motor (21) and bearing (22), flange (16) connects an end of connecting lever (18), the other end at connecting lever (18) is connected with torque clutch, torque clutch is connected 19 with decelerator) outfan connects by key, described decelerator (19) connects the power output shaft of motor (21), described PLC controller (2 0) connects motor (21), described decelerator (19), PLC controller (2 0) and motor (21) are fixed on bearing (22).
7. knee joint recovery device according to claim 1, it is characterized in that: described connecting lever (18) is stretching structure.
8. knee joint recovery device according to claim 6, is characterized in that: described motor (21) external power supply.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011104386515A CN103169593A (en) | 2011-12-25 | 2011-12-25 | Knee joint rehabilitation device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011104386515A CN103169593A (en) | 2011-12-25 | 2011-12-25 | Knee joint rehabilitation device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103169593A true CN103169593A (en) | 2013-06-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011104386515A Pending CN103169593A (en) | 2011-12-25 | 2011-12-25 | Knee joint rehabilitation device |
Country Status (1)
| Country | Link |
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| CN (1) | CN103169593A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104116611A (en) * | 2014-07-03 | 2014-10-29 | 陈红卫 | Rehabilitation device for promoting knee joint motion |
| CN104606025A (en) * | 2013-11-05 | 2015-05-13 | 崔建忠 | Automatic ankle joint rehabilitative apparatus |
| CN108938329A (en) * | 2018-07-09 | 2018-12-07 | 刘美荣 | Surgical nursing leg convalescence device |
| CN113171084A (en) * | 2021-05-06 | 2021-07-27 | 金华至和网络科技有限公司 | Intelligent orthopedic joint rehabilitation monitoring system and monitoring method |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA2166977C (en) * | 1993-07-09 | 2006-10-10 | Frank Edward Joutras | Exercise apparatus and technique |
| KR20100018599A (en) * | 2010-01-23 | 2010-02-17 | 김현민 | Remedial exercise device of knee brace |
| CN201542790U (en) * | 2009-09-21 | 2010-08-11 | 厦门市丞力医疗器械有限公司 | Angle adjustable knee-joint fixation apparatus |
| KR20100115287A (en) * | 2009-04-17 | 2010-10-27 | 최주희 | Rehabilitation machine device for knee joint |
| CN201906155U (en) * | 2010-12-24 | 2011-07-27 | 傅刿修 | Balancing and restoring device for vertebrae of human body |
-
2011
- 2011-12-25 CN CN2011104386515A patent/CN103169593A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA2166977C (en) * | 1993-07-09 | 2006-10-10 | Frank Edward Joutras | Exercise apparatus and technique |
| KR20100115287A (en) * | 2009-04-17 | 2010-10-27 | 최주희 | Rehabilitation machine device for knee joint |
| CN201542790U (en) * | 2009-09-21 | 2010-08-11 | 厦门市丞力医疗器械有限公司 | Angle adjustable knee-joint fixation apparatus |
| KR20100018599A (en) * | 2010-01-23 | 2010-02-17 | 김현민 | Remedial exercise device of knee brace |
| CN201906155U (en) * | 2010-12-24 | 2011-07-27 | 傅刿修 | Balancing and restoring device for vertebrae of human body |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104606025A (en) * | 2013-11-05 | 2015-05-13 | 崔建忠 | Automatic ankle joint rehabilitative apparatus |
| CN104116611A (en) * | 2014-07-03 | 2014-10-29 | 陈红卫 | Rehabilitation device for promoting knee joint motion |
| CN108938329A (en) * | 2018-07-09 | 2018-12-07 | 刘美荣 | Surgical nursing leg convalescence device |
| CN113171084A (en) * | 2021-05-06 | 2021-07-27 | 金华至和网络科技有限公司 | Intelligent orthopedic joint rehabilitation monitoring system and monitoring method |
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Application publication date: 20130626 |