CN201082235Y - Ankle joint movable mechanism of joint continuous passive motion instrument - Google Patents
Ankle joint movable mechanism of joint continuous passive motion instrument Download PDFInfo
- Publication number
- CN201082235Y CN201082235Y CNU200720107823XU CN200720107823U CN201082235Y CN 201082235 Y CN201082235 Y CN 201082235Y CN U200720107823X U CNU200720107823X U CN U200720107823XU CN 200720107823 U CN200720107823 U CN 200720107823U CN 201082235 Y CN201082235 Y CN 201082235Y
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- Prior art keywords
- ankle joint
- joint
- ankle
- instrument
- cpm
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Abstract
An ankle joint moving mechanism of a joint continuous passive moving instrument belongs to the technical field of joint rehabilitation medical appliance, which comprises a casing, a joint moving mechanism movably connected on the casing and a power drive mechanism in the casing; wherein, a big contact fixedly connected with the power drive mechanism is movably connected with a lower end of a support, an ankle joint angle demodulator is arranged outside the big contact, an ankle joint adjusting slider is fitted on the ankle joint angle demodulator, the ankle joint adjusting slider is connected with the lower end of a ankle joint connecting rod, an upper end of the ankle joint connecting rod is connected with a ankle joint support, which is provided with a sole plate and small joints are movably fitted with two sides of the ankle joint support. The ankle joint moving mechanism can be conveniently applied in a joint continuous passive moving instrument (CPM instrument) of the prior art, so that the sufferers can choose to do the ankle joint rehabilitation exercise or not, for the purpose of hip joint, knee joint and ankle joint rehabilitation exercises at the same time, and the operation is easy, the running is stable, safe and reliable.
Description
Technical field
This utility model belongs to rehabilitation medical technique with the apparatus field, joint, is specifically related to a kind of ankle joint movable device of CPM instrument.
Background technology
The joint rehabilitation medical apparatus that uses mainly contains CPM instrument (CPM instrument) at present, usually can not when carrying out hip joint, knee joint rehabilitation exercise, select simultaneously ankle joint is done rehabilitation exercise, and carry out rehabilitation of anklebone motor performance complexity, break down easily, result of use is also undesirable.
The utility model content
This utility model aims to provide a kind of ankle joint movable device of CPM instrument simple to operate, easy to use, make the patient when using the CPM instrument, can select whether simultaneously ankle joint is done rehabilitation exercise, to overcome problems of the prior art.
The ankle joint movable device of described CPM instrument, by casing, the joint motion mechanism that flexibly connects on the casing, little joint that is equipped with on the little leg connecting rod of joint motion mechanism and the bracing frame formation CPM instrument that is used to connect the power drive mechanism in little joint and the casing, it is characterized in that the big joint of fixedlying connected with the power drive mechanism in the casing flexibly connects by axle core and bracing frame lower end, the big joint outside is equipped with the ankle joint angle actuator, the ankle joint angle actuator is equipped with the ankle joint adjusting slider, the ankle joint adjusting slider is connected with ankle joint connecting rod lower end, ankle joint connecting rod upper end is connected with the ankle joint support that the sole plate is installed, and ankle joint support both sides cooperate with little joint motion respectively.
The ankle joint movable device of described CPM instrument is characterized in that the angle demodulator outside is provided with the rabbet joint type chute, is slidingly matched with corresponding ankle joint adjusting slider interlocking.
The ankle joint movable device of described CPM instrument, it is characterized in that the ankle joint adjusting slider is connected with the lower end socket of ankle joint connecting rod by the axle core of relative set, along axle core center positioning screw hole is set, positioning screw hole is equipped with the ankle joint angle set screw.
The ankle joint movable device of described CPM instrument is characterized in that ankle joint connecting rod upper end is rotationally connected by ankle joint Support joint, screw and ankle joint support.
The ankle joint movable device of described CPM instrument is characterized in that being equipped with on the little joint shank bracket adjustment screw.
The ankle joint movable device of described CPM instrument is characterized in that the inside and outside both sides of described big joint are provided with co-axial axle core respectively, and axle core and bracing frame lower end are rotationally connected, and axle core and ankle joint angle actuator are connected.
The ankle joint movable device of above-mentioned CPM instrument, novel, simple in structure, can conveniently be applied to existing CPM instrument (CPM instrument) uses, make the patient when using CPM instrument (CPM instrument), can select whether simultaneously ankle joint is done rehabilitation exercise, range of activity to ankle joint can realize freely adjusting, a perfect machine three functional configuration of CPM instrument (CPM instrument), reached and to have selected simultaneously hip joint, knee joint and ankle joint are done the purpose of rehabilitation exercise, and easy and simple to handle, stable, safe and reliable.
Description of drawings
Fig. 1 is this utility model structural representation;
Fig. 2 is an A portion enlarged drawing among Fig. 1;
Fig. 3 is an ankle joint angle controller structure sketch map;
Fig. 4 is an ankle joint angle actuator left view;
Fig. 5 is an ankle joint adjusting slider structural representation;
Fig. 6 is an ankle joint adjusting slider vertical view;
Fig. 7 ankle joint adjusting slider structural representation;
Fig. 8 is an ankle joint adjusting slider right view;
Among the figure: the 1-casing, 2-ankle joint support, 3-sole plate, the little leg connecting rod of 4-, 5-joint motion mechanism, 6-shank bracket adjustment screw, the 7-bracing frame, 8 and 8a, 8b, the chute of 8c-ankle joint angle actuator and relative set, connecting hole, fixing threaded hole, the 9-holding screw, 10-ankle joint angle set screw, 11-ankle joint connecting rod, the little joint of 12-, 13-ankle joint Support joint, the 14-sunk screw, 15 and 15a, the axle core of 15b-ankle joint adjusting slider and relative set, positioning screw hole, 16 and 16a, 16b, in big joint of 16C-and the relative set, outboard shafts core and fixing threaded hole.
The specific embodiment
Now, describe the specific embodiment of the present utility model in detail in conjunction with Figure of description:
As shown in the figure, the bracing frame 7 that the little joint 12 that is equipped with on the shank connecting rod 4 by the joint motion mechanism 5 that flexibly connects on casing 1, the casing 1, joint motion mechanism 5 and being used to connects the power drive mechanism in little joint 12 and the casing 1 constitutes the CPM instrument, be equipped with shank bracket adjustment screw 6 on the little joint 12, to adapt to the patient of different heights.The big joint 16 inside and outside both sides of fixedlying connected with the power drive mechanism in the casing 1 are provided with co-axial axle core 16a, 16b and fixing threaded hole 16c respectively, bracing frame 7 lower ends flexibly connect with big joint 16 by axle core 16a, big joint 16 outsides are equipped with ankle joint angle actuator 8, axle core 16b is socketed among the connecting hole 8b of angle demodulator 8, and fixedly connected by the fixing threaded hole 16c on the fixing threaded hole 8c on ankle joint angle set screw 10, the angle demodulator 8, the big joint 16.Ankle joint angle actuator 8 outsides are provided with rabbet joint type chute 8a, be slidingly matched with corresponding ankle joint adjusting slider 15 interlockings, ankle joint adjusting slider 15 is connected with the 11 lower end sockets of ankle joint connecting rod by the axle core 15a of relative set, ankle joint connecting rod 11 can rotate around axle core 15a, along axle core 15a center positioning screw hole 15b is set, positioning screw hole 15b is equipped with ankle joint angle set screw 10, tightening ankle joint angle set screw 10 makes ankle joint adjusting slider 15 fixedly connected with ankle joint angle actuator 8, unclamp and tighten ankle joint angle set screw 10, ankle joint connecting rod 11 is along with ankle joint adjusting slider 15 slides in the chute 8a of ankle joint angle actuator 8, to adjust the range of activity of ankle joint.Ankle joint connecting rod 11 upper ends are rotationally connected by ankle joint Support joint 13, screw 14 and the ankle joint support 2 that sole plate 3 is installed, ankle joint support 2 both sides respectively with little joint 5 clearance fit, make tilting movement with the reciprocating motion of joint motion mechanism 5.The work process of the ankle joint movable device of this CPM instrument is mainly: make front-rear reciprocation movement with the power drive mechanism in the casing 1, bracing frame 7 produces angle with ankle joint angle actuator 8 to be changed, this angle variation passes to ankle joint support 2 by ankle joint connecting rod 11, ankle joint support 2 drives the ankle joint activity, by the scope of ankle joint angle accent 8, ankle joint adjusting slider 15, ankle joint angle set screw 10 control transmission angles, do the passive rehabilitation motion of ankle joint.When not needing to do the motion of ankle joint passive rehabilitation, move to the axle core 16b of big joint 16 the axle core 15a of ankle joint adjusting slider 15 coaxial, tighten fixing with ankle joint angle set screw 10, bracing frame 7 is with the power drive mechanism in the casing 1 when reciprocating, bracing frame 7 does not produce angle with ankle joint angle actuator 8 to be changed, and does not produce motion.
Claims (6)
1. the ankle joint movable device of CPM instrument, by casing (1), casing (1) goes up the joint motion mechanism (5) that flexibly connects, little joint (12) that is equipped with on the little leg connecting rod (4) of joint motion mechanism (5) and bracing frame (7) the formation CPM instrument that is used to connect the power drive mechanism in little joint (12) and the casing (1), it is characterized in that the big joint (16) of fixedlying connected with the power drive mechanism in the casing (1) flexibly connects by axle core (16a) and bracing frame (7) lower end, big joint (16) outside is equipped with ankle joint angle actuator (8), ankle joint angle actuator (8) is equipped with ankle joint adjusting slider (15), ankle joint adjusting slider (15) is connected with ankle joint connecting rod (11) lower end, ankle joint connecting rod (11) upper end is connected with the ankle joint support (2) that sole plate (3) is installed, ankle joint support (2) both sides respectively with little joint (5) clearance fit.
2. the ankle joint movable device of CPM instrument as claimed in claim 1 is characterized in that angle demodulator (8) outside is provided with rabbet joint type chute (8a), is slidingly matched with corresponding ankle joint adjusting slider (15) interlocking.
3. the ankle joint movable device of CPM instrument as claimed in claim 1, it is characterized in that ankle joint adjusting slider (15) is connected with ankle joint connecting rod (11) lower end socket by the axle core (15a) of relative set, along axle core (15a) center positioning screw hole (15b) is set, positioning screw hole (15b) is equipped with ankle joint angle set screw (10).
4. the ankle joint movable device of CPM instrument as claimed in claim 1 is characterized in that ankle joint connecting rod (11) upper end is rotationally connected with ankle joint support (2) by ankle joint Support joint (13), screw (14).
5. the ankle joint movable device of CPM instrument as claimed in claim 1 is characterized in that being equipped with on the little joint (12) shank bracket adjustment screw (6).
6. the ankle joint movable device of CPM instrument as claimed in claim 1, the inside and outside both sides that it is characterized in that described big joint (15) are provided with co-axial axle core (16a, 16b) respectively, axle core (16a) is rotationally connected with bracing frame (7) lower end, and axle core (16b) is connected with ankle joint angle actuator (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU200720107823XU CN201082235Y (en) | 2007-03-30 | 2007-03-30 | Ankle joint movable mechanism of joint continuous passive motion instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU200720107823XU CN201082235Y (en) | 2007-03-30 | 2007-03-30 | Ankle joint movable mechanism of joint continuous passive motion instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201082235Y true CN201082235Y (en) | 2008-07-09 |
Family
ID=39624697
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU200720107823XU Expired - Fee Related CN201082235Y (en) | 2007-03-30 | 2007-03-30 | Ankle joint movable mechanism of joint continuous passive motion instrument |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201082235Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106491308A (en) * | 2016-11-22 | 2017-03-15 | 哈尔滨理工大学 | The lower limb rehabilitation apparatus of multi-locomotion mode |
-
2007
- 2007-03-30 CN CNU200720107823XU patent/CN201082235Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106491308A (en) * | 2016-11-22 | 2017-03-15 | 哈尔滨理工大学 | The lower limb rehabilitation apparatus of multi-locomotion mode |
| CN106491308B (en) * | 2016-11-22 | 2019-07-19 | 哈尔滨理工大学 | The lower limb rehabilitation instrument of multi-locomotion mode |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20080709 Termination date: 20100330 |