阅读说明：本技术 一种康复科用具有调节功能的上肢力量检测装置 (Recovered branch of academic or vocational study is with upper limbs strength detection device that has regulatory function ) 是由 王学斌 于 2021-08-28 设计创作，主要内容包括：本发明涉及医疗康复设备技术领域,具体为一种康复科用具有调节功能的上肢力量检测装置,包括底座、升降柱、控制板、电机和气缸,所述底座的上方连接有调节组件,所述调节组件包括驱动组件,所述驱动组件的上方设置有防护板,所述驱动组件的上方设置有转向组件,所述转向组件的上方设置有支撑座,所述支撑座的外部连接有支撑环,所述支撑座的外部连接有锁定组件,所述转向组件的上方设置有座椅,所述底座的上方连接有升降柱,所述升降柱的另一端连接有张紧组件。本发明能够有效的满足所有患者进行上肢的力量检测训练,能够实现对拉绳的长度进行有效调节,从而使得装置的拉绳长度能够根据患者的手部长度进行有效调节。(The invention relates to the technical field of medical rehabilitation equipment, in particular to an upper limb strength detection device with an adjusting function for rehabilitation departments, which comprises a base, a lifting column, a control panel, a motor and a cylinder, wherein an adjusting assembly is connected above the base, the adjusting assembly comprises a driving assembly, a protection plate is arranged above the driving assembly, a steering assembly is arranged above the driving assembly, a supporting seat is arranged above the steering assembly, a supporting ring is connected outside the supporting seat, a locking assembly is connected outside the supporting seat, a seat is arranged above the steering assembly, the lifting column is connected above the base, and the other end of the lifting column is connected with a tensioning assembly. The invention can effectively meet the requirement that all patients carry out upper limb strength detection training, and can realize effective adjustment on the length of the pull rope, so that the length of the pull rope of the device can be effectively adjusted according to the length of the hands of the patients.)

1. The utility model provides a recovered branch of academic or vocational study is with upper limbs strength detection device that has regulatory function, includes base (1), lift post (4), control panel (5), motor (63) and cylinder (682), its characterized in that: the top of base (1) is connected with adjusting part (2), adjusting part (2) include drive assembly (21), the top of drive assembly (21) is provided with guard plate (22), the top of drive assembly (21) is provided with turns to subassembly (23), the top that turns to subassembly (23) is provided with supporting seat (24), the external connection of supporting seat (24) has support ring (25), the external connection of supporting seat (24) has locking Assembly (26), the top that turns to subassembly (23) is provided with seat (3), the top of base (1) is connected with lift post (4), the external connection of lift post (4) has control panel (5), the other end of lift post (4) is connected with tensioning assembly (6).

2. The upper limb strength detecting device with adjusting function for rehabilitation department according to claim 1, wherein: drive assembly (21) is including supporting case (211), the inside of supporting case (211) is provided with first lead screw (212), the inside of supporting case (211) is provided with polished rod (213), the external connection of first lead screw (212) has ball nut pair (214), the external connection of polished rod (213) has sliding sleeve (215), ball nut pair (214) is connected with connecting block (216) with the other end of sliding sleeve (215), the other end of connecting block (216) is connected with slide (217).

3. The upper limb strength detecting device with adjusting function for rehabilitation department according to claim 2, wherein: the outside at base (1) is connected in supporting box (211), the through-hole has all been seted up at the both ends of supporting box (211), and the inside of through-hole is provided with ball bearing, and ball bearing's internal connection has first lead screw (212), polished rod (213) are provided with two, polished rod (213) are sliding connection with sliding sleeve (215), first lead screw (212) are the meshing with ball nut pair (214) and are connected, the top of slide (217) is connected with supporting seat (24).

4. The upper limb strength detecting device with adjusting function for rehabilitation department according to claim 1, wherein: the steering assembly (23) comprises a rack (231), a gear (232) is connected to one side of the rack (231), a driving shaft (233) is connected to the upper portion of the gear (232), a steering wheel (234) is connected to the other end of the driving shaft (233), and a protective sleeve (235) is connected to the outer portion of the driving shaft (233).

5. The upper limb strength detecting device with adjusting function for rehabilitation department according to claim 4, wherein: the two racks (231) are arranged, the racks (231) are arranged above the sliding plate (217), the racks (231) are meshed with the gear (232) and connected, the outer portion of the driving shaft (233) is connected with a protective sleeve (235) through a ball bearing, the protective sleeve (235) is connected to the lower portion of the supporting seat (24), the steering wheel (234) is arranged above the supporting seat (24), and the outer portion of the steering wheel (234) is provided with a positioning hole.

6. The upper limb strength detecting device with adjusting function for rehabilitation department according to claim 1, wherein: locking subassembly (26) includes pull ring (261), the outside of pull ring (261) is provided with spacing section of thick bamboo (262), the one end of spacing section of thick bamboo (262) is connected with backup pad (265), backup pad (265) are connected in the top of supporting seat (24), the inside of spacing section of thick bamboo (262) is provided with spring (263), the outside of pull ring (261) is provided with dog (264), the one end of pull ring (261) is the ring structure, the other end of pull ring (261) is the cylinder structure, dog (264) are in the inside of spacing section of thick bamboo (262), and the other end of dog (264) is connected with the outer wall of baffle to pull ring (261).

7. The upper limb strength detecting device with adjusting function for rehabilitation department according to claim 1, wherein: the supporting seat is characterized in that the supporting seat (24) is connected above the sliding plate (217), the other end of the supporting seat (24) is connected with a supporting ring (25), a cross-shaped groove is formed in the outer side of the supporting ring (25), a through hole is formed in the center of the cross-shaped groove, a driving shaft (233) penetrates through the center of the supporting seat (24), and the outside of the driving shaft (233) is connected with the supporting seat (24) through a ball bearing.

8. The upper limb strength detecting device with adjusting function for rehabilitation department according to claim 1, wherein: tensioning assembly (6) includes cutting ferrule (61), the external connection of cutting ferrule (61) has support (62), the one end of support (62) is connected with motor (63), the output of motor (63) is connected with second lead screw (64), the external connection of second lead screw (64) has sliding seat (65), the external connection of sliding seat (65) has fastening case (68), the external connection of support (62) has guide pulley (66), the outside of guide pulley (66) is provided with stay cord (67).

9. The upper limb strength detecting device with adjusting function for rehabilitation department according to claim 8, wherein: the through-hole has been seted up at the center of sliding seat (65), and the inside of through-hole has second lead screw (64) through the vice second lead screw that is connected with of nut, the both sides of sliding seat (65) are provided with the direction slider, the direction spout has been seted up to the inside of support (62), stay cord (67) has been run through to the inside of fastening case (68), the both ends of stay cord (67) are connected with the handle, guide pulley (66) are provided with two sets ofly altogether, and guide pulley (66) are in the both sides outside of support (62) respectively.

10. The upper limb strength detecting device with adjusting function for rehabilitation department according to claim 8, wherein: fastening case (68) include box (681), box (681) seem and in the outside of sliding seat (65), the outside connection of box (681) has cylinder (682), the jacking end of cylinder (682) is connected with splint (683), the inside of box (681) is provided with leading wheel (684), the outside connection of box (681) has guide ring (685), the through-hole has been seted up to the outside of box (681), and inside the running-through of through-hole has stay cord (67), the inside running-through of guide ring (685) has stay cord (67), splint (683) are the arc structure, and the outside of splint (683) is provided with anti-skidding line.

Technical Field

The invention relates to the technical field of medical rehabilitation equipment, in particular to an upper limb strength detection device with an adjusting function for a rehabilitation department.

Background

Rehabilitation refers to the comprehensive and coordinated application of various medical, educational, social and occupational methods to recover and rebuild the functions of the sick, injured and disabled persons (including congenital disabilities) as soon as possible and as much as possible, so as to recover the physical, mental, social and economic abilities of the patients as much as possible, wherein the rehabilitation of upper limb detection accounts for the most part of the medical rehabilitation.

However, the existing upper limb strength detection device for the rehabilitation department is usually adopted to pull the pull rope by the hand of the patient, the detection of the strength is realized by the detection of the tension sensor, the training detection of the upper limb of the patient is realized at the same time, but the existing device can only be lifted by the hand of the patient to realize the pull-down detection when training and detecting, but in the process of actual detection, the hand of part of the patients cannot reach the state, and further the training and the detection of the upper limb cannot be carried out, the existing device does not have the distance direction adjustment of the seat, therefore, when training, part of the patients faces the phenomenon that the training cannot be detected, thereby the using effect of the device is reduced, and therefore, the problem needs to be solved by designing the upper limb strength detection device with the adjusting function for the rehabilitation department urgently.

Disclosure of Invention

The invention aims to provide an upper limb strength detection device with an adjusting function for a rehabilitation department, which aims to solve the problem that the seat distance and angle cannot be adjusted in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a recovered branch of academic or vocational study is with upper limbs strength detection device that has regulatory function, includes base, lift post, control panel, motor and cylinder, the top of base is connected with adjusting part, adjusting part includes drive assembly, drive assembly's top is provided with the guard plate, drive assembly's top is provided with turns to the subassembly, the top that turns to the subassembly is provided with the supporting seat, the external connection of supporting seat has the support ring, the external connection of supporting seat has locking Assembly, the top that turns to the subassembly is provided with the seat, the top of base is connected with the lift post, the external connection of lift post has the control panel, the other end of lift post is connected with the tensioning subassembly.

Preferably, the drive assembly includes a support box, the inside of support box is provided with first lead screw, the inside of support box is provided with the polished rod, the external connection of first lead screw has ball nut pair, the external connection of polished rod has the sliding sleeve, ball nut pair is connected with the connecting block with the other end of sliding sleeve, the other end of connecting block is connected with the slide.

Preferably, the supporting box is connected in the outside of base, the through-hole has all been seted up at the both ends of supporting box, and the inside of through-hole is provided with ball bearing, and ball bearing's internal connection has first lead screw, the polished rod is provided with two, the polished rod is sliding connection with the sliding sleeve, first lead screw is connected with the vice meshing that is of ball nut, the top of slide is connected with the supporting seat.

Preferably, the steering assembly comprises a rack, a gear is connected to one side of the rack, a driving shaft is connected to the upper portion of the gear, a steering wheel is connected to the other end of the driving shaft, and a protective sleeve is connected to the outer portion of the driving shaft.

Preferably, the number of the racks is two, the racks are arranged above the sliding plate and meshed with the gear, the outer portion of the driving shaft is connected with a protective sleeve through a ball bearing, the protective sleeve is connected to the lower portion of the supporting seat, the steering wheel is arranged above the supporting seat, and the outer portion of the steering wheel is provided with a positioning hole.

Preferably, the locking assembly comprises a pull ring, a limiting cylinder is arranged outside the pull ring, one end of the limiting cylinder is connected with a supporting plate, the supporting plate is connected above the supporting seat, a spring is arranged inside the limiting cylinder, a stop block is arranged outside the pull ring, one end of the pull ring is of a circular ring structure, the other end of the pull ring is of a cylindrical structure, the stop block is located inside the limiting cylinder, and the other end of the stop block is connected with the outer wall from the baffle plate to the pull ring.

Preferably, the supporting seat is connected above the sliding plate, the other end of the supporting seat is connected with the supporting ring, a cross-shaped groove is formed in the outer side of the supporting ring, a through hole is formed in the center of the cross-shaped groove, a driving shaft penetrates through the center of the supporting seat, and the outer portion of the driving shaft is connected with the supporting seat through a ball bearing.

Preferably, the tensioning assembly comprises a clamping sleeve, a support is connected to the outside of the clamping sleeve, a motor is connected to one end of the support, a second lead screw is connected to the output end of the motor, a movable seat is connected to the outside of the second lead screw, a fastening box is connected to the outside of the movable seat, a guide wheel is connected to the outside of the support, and a pull rope is arranged on the outside of the guide wheel.

Preferably, a through hole is formed in the center of the movable seat, a second lead screw is connected to the inside of the through hole through a nut pair, guide sliding blocks are arranged on two sides of the movable seat, a guide sliding groove is formed in the support, a pull rope penetrates through the inside of the fastening box, handles are connected to two ends of the pull rope, two groups of guide wheels are arranged, and the guide wheels are located on the two sides of the support respectively.

Preferably, the fastening case includes the box, the box seems to reach in the outside of sliding seat, the external connection of box has the cylinder, the jacking end of cylinder is connected with splint, the inside of box is provided with the leading wheel, the external connection of box has the guide ring, the through-hole has been seted up to the outside of box, and the inside through-hole has the stay cord, the inside through-hole of guide ring has the stay cord, splint are the arc structure, and the outside of splint is provided with anti-skidding line.

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

1. this department of rehabilitation passes through adjusting part's setting with upper limbs strength detection device that has regulatory function, can realize adjusting the distance and the angle of device seat to make and to form two kinds of training detection methods between seat and the device, can satisfy the patient that part upper limbs flexibility ratio is low and use, thereby improved the availability factor of device, can effectually satisfy all patients and carry out the strength detection training of upper limbs.

2. This recovered branch of academic or vocational study passes through the setting of tensioning assembly with upper limbs strength detection device that has regulatory function, can realize effectively adjusting the length of stay cord to make the stay cord length of device can effectively adjust according to operation patient's hand length, thereby reduce the phenomenon appearance of stay cord overlength or short excessively, lead to patient's upper limbs to detect the operation discomfort, reduce the detection training efficiency of device.

Drawings

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

FIG. 2 is a schematic view of the overall structure of the adjustment assembly of the present invention;

FIG. 3 is a schematic view of the overall construction of the steering assembly of the present invention;

FIG. 4 is a partial overall view of the adjustment assembly of the present invention;

FIG. 5 is a schematic view of the overall construction of the steering column of the present invention;

FIG. 6 is a schematic view of the overall construction of the steering wheel of the present invention;

FIG. 7 is an enlarged view of the structure A of FIG. 6 according to the present invention;

FIG. 8 is a schematic view of the overall construction of the tension assembly of the present invention;

FIG. 9 is a schematic view of the overall structure of the fastening box of the present invention;

fig. 10 is a schematic view of the overall structure of the pulling rope of the present invention.

In the figure: 1. a base; 2. an adjustment assembly; 21. a drive assembly; 211. a support box; 212. a first lead screw; 213. a polish rod; 214. a ball nut pair; 215. a sliding sleeve; 216. connecting blocks; 217. a slide plate; 22. a protection plate; 23. a steering assembly; 231. a rack; 232. a gear; 233. a drive shaft; 234. a steering wheel; 235. a protective sleeve; 24. a supporting seat; 25. a support ring; 26. a locking assembly; 261. a pull ring; 262. a limiting cylinder; 263. a spring; 264. a stopper; 265. a support plate; 3. a seat; 4. a lifting column; 5. a control panel; 6. a tension assembly; 61. a card sleeve; 62. a support; 63. a motor; 64. a second lead screw; 65. a movable seat; 66. a guide wheel; 67. pulling a rope; 68. fastening the box; 681. a box body; 682. a cylinder; 683. a splint; 684. a guide wheel; 685. a guide ring.

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.

Referring to fig. 1-10, an embodiment of the present invention is shown:

an upper limb strength detection device with an adjusting function for the rehabilitation department comprises a base 1, a lifting column 4, a control panel 5, a motor 63 and a cylinder 682, wherein an adjusting component 2 is connected above the base 1, the adjusting component 2 comprises a driving component 21, a protection plate 22 is arranged above the driving component 21, a steering component 23 is arranged above the driving component 21, a supporting seat 24 is arranged above the steering component 23, a supporting ring 25 is connected outside the supporting seat 24, a locking component 26 is connected outside the supporting seat 24, the movement and steering processing of a seat 3 can be realized through the arrangement of the structure, so that the seat 3 can be detected and used by a forward and reverse matching pull rope 67, the situation that a patient with low upper limb activity sensitivity cannot operate is avoided, the seat 3 is arranged above the steering component 23, the lifting column 4 is connected above the base 1, and the power unit of a built-in hydraulic unit drives the column to lift down, the outside of the lifting column 4 is connected with a control panel 5, the control panel 5 is a link for man-machine conversation, according to specific conditions, the operation panel can be large or small, can be a huge operation table as large as possible, and is as small as only a few function keys and switches, in the intelligent instrument, the operation panel is small, generally needs to be designed by self, and in order to operate safety, a plurality of operation panels are provided with electronic locks for transmitting source programs to a memory, or the execution condition of the programs is monitored through panel operation; printing, displaying intermediate or final results; modifying parameters and given values of some detection points and control points according to process requirements; setting an alarm state, selecting a working mode, a control loop and the like; completing manual-automatic undisturbed switching; carrying out field manual operation; and the other end of the lifting column 4 is connected with a tensioning assembly 6 to finish various picture displays.

Further, drive assembly 21 includes supporting box 211, the inside of supporting box 211 is provided with first lead screw 212, the inside of supporting box 211 is provided with polished rod 213, the external connection of first lead screw 212 has ball nut pair 214, the external connection of polished rod 213 has sliding sleeve 215, ball nut pair 214 is connected with connecting block 216 with sliding sleeve 215's the other end, connecting block 216's the other end is connected with slide plate 217, setting through this structure, can realize the removal to top supporting seat 24, and then can realize the removal of top seat 3, drive first lead screw 212 through the handle of rotating first lead screw 212 one end and rotate, further realize with it that the ball nut pair 214 of meshing carries out position shifting, drive sliding sleeve 215 and slide in the outside of polished rod 213 simultaneously, and then realize the position shifting of slide plate 217, thereby realize the removal of top supporting seat 24.

Further, the supporting box 211 is connected in the outside of base 1, the through-hole has all been seted up at the both ends of supporting box 211, and the inside of through-hole is provided with ball bearing, and ball bearing's internal connection has first lead screw 212, a rotation for first lead screw 212 is used, reduce the frictional force of first lead screw 212, improve its rotation efficiency, polished rod 213 is provided with two, polished rod 213 is sliding connection with sliding sleeve 215, play the effect of direction, first lead screw 212 is the meshing with ball nut pair 214 and is connected, through meshing between them, can realize the removal of ball nut pair 214 when rotating through first lead screw 212, the top of slide 217 is connected with supporting seat 24.

Further, steering assembly 23 includes rack 231, one side of rack 231 is connected with gear 232, gear 232's top is connected with drive shaft 233, the other end of drive shaft 233 is connected with steering wheel 234, the external connection of drive shaft 233 has lag 235, setting through this structure, can cooperate drive assembly 21 to realize realizing steering wheel 234's rotation when removing supporting seat 24, when supporting seat 24 removes, can drive gear 232 and remove, can carry out meshing rotation with rack 231 when steering assembly 23 removes, and then realize the rotation of drive shaft 233, thereby realize the rotation of steering wheel 234 above, further realize the rotation of top seat 3, and the angle of every turn is one hundred eighty degrees.

Further, the number of the racks 231 is two, the racks 231 are arranged above the sliding plate 217, the racks 231 are meshed with the gear 232 and connected with each other, the outer portion of the driving shaft 233 is connected with a protective sleeve 235 through a ball bearing, the protective sleeve 235 is connected to the lower portion of the supporting seat 24, the steering wheel 234 is arranged above the supporting seat 24, a positioning hole is formed in the outer portion of the steering wheel 234 and used for fixing the steering wheel 234, and the supporting ring 25 is penetrated through the steering wheel 234 through the pull ring 261 so that the steering wheel 234 can be locked.

Further, the locking assembly 26 includes a pull ring 261, a limiting cylinder 262 is disposed outside the pull ring 261, one end of the limiting cylinder 262 is connected with a support plate 265, the support plate 265 is connected above the support seat 24, a spring 263 is disposed inside the limiting cylinder 262, a stopper 264 is disposed outside the pull ring 261, one end of the pull ring 261 is in a circular ring structure, the other end of the pull ring 261 is in a cylindrical structure, the stopper 264 is disposed inside the limiting cylinder 262, and the other end of the stopper 264 is connected with a baffle plate to the outer wall of the pull ring 261, by the arrangement of the structure, the fixing and loosening of the steering wheel 234 can be realized, by manually pulling the pull ring 261, the stopper 264 is pulled out to the outside of the support ring 25, the pull ring 261 is further rotated, the stopper 264 is rotated to be ninety degrees and clamped outside the support ring 25, thereby realizing the fixing and releasing of the steering wheel 234, and further realizing the rotation of the steering wheel 234, when the steering wheel 234 rotates to a designated angle, the outer pull ring 261 rotates, the stopper 264 penetrates into the support ring 25, the pull ring 261 is inserted into the steering wheel 234, the steering wheel 234 is fixed, and the stability of the upper seat 3 is further ensured.

Further, the supporting seat 24 is connected above the sliding plate 217, the other end of the supporting seat 24 is connected with the supporting ring 25, a cross-shaped groove is formed in the outer side of the supporting ring 25, a through hole is formed in the center of the cross-shaped groove, locking of the stopper 264 can be achieved through the cross-shaped groove, the driving shaft 233 penetrates through the center of the supporting seat 24, the driving shaft 233 is connected with the supporting seat 24 through the ball bearing, rotating efficiency of the driving shaft 233 is improved, and rotating efficiency of the seat 3 connected with the steering wheel 234 above the driving shaft 233 is achieved.

Further, tensioning assembly 6 includes cutting ferrule 61, the external connection of cutting ferrule 61 has support 62, the one end of support 62 is connected with motor 63, the output of motor 63 is connected with second lead screw 64, the external connection of second lead screw 64 has sliding seat 65, the external connection of sliding seat 65 has fastening box 68, the external connection of support 62 has guide pulley 66, the outside of guide pulley 66 is provided with stay cord 67, setting through this structure, can realize adjusting the reservation length of stay cord 67, thereby adapt to the patient of different armlengths and use, the service efficiency of the device is improved, can effectively adjust according to the use patient of difference.

Further, the through-hole has been seted up at the center of sliding seat 65, and the inside of through-hole has second lead screw 64 through the vice second lead screw that is connected with of nut, and the both sides of sliding seat 65 are provided with the direction slider, and the direction spout has been seted up to the inside of support 62, plays the effect of direction, and the inside of fastening case 68 runs through there is stay cord 67, and the both ends of stay cord 67 are connected with the handle, make things convenient for the patient hand fixed, and guide pulley 66 is provided with two sets ofly altogether, and guide pulley 66 is in the both sides outside of support 62 respectively.

Further, fastening case 68 includes box 681, the outside at sliding seat 65 is seen to box 681, the external connection of box 681 has cylinder 682, cylinder 682's jacking end is connected with splint 683, the inside of box 681 is provided with leading wheel 684, the external connection of box 681 has guide ring 685, the through-hole has been seted up to box 681's outside, and the inside stay cord 67 that runs through of through-hole, the inside of guide ring 685 runs through there is stay cord 67, splint 683 is the arc structure, and the outside of splint 683 is provided with anti-skidding line, setting through this structure, can realize the fastening to stay cord 67, and then can realize the change of different training modes, through the fixing to stay cord 67, can realize the pulling to stay cord 67, thereby realize detecting the upper limbs strength, when not hard up to stay cord 67 simultaneously, can realize that the upper and lower limbs of patient pull training detects.

The working principle is as follows: when the invention is used, firstly, the position state of the chair 3 is adjusted according to the upper limb state of the patient, the first screw 212 is driven to rotate by rotating the handle at one end of the first screw 212, so as to further realize the position movement of the ball nut pair 214 engaged with the first screw, and simultaneously drive the sliding sleeve 215 to slide outside the polish rod 213, thereby realizing the position movement of the sliding plate 217 and simultaneously driving the upper supporting seat 24 to move, when further moving through the supporting seat 24, can drive the gear 232 to move, the steering component 23 can be meshed with the rack 231 to rotate while moving, and the rotation of the drive shaft 233, and hence the rotation of the upper steering wheel 234, and further the rotation of the upper seat 3, thereby realize the position control of seat 3 for different operating condition use, make things convenient for the upper limbs inconvenient patient to operate to use.

Further when using, can be through the control to motor 63, realize the rotation to second lead screw 64, further realize the position control to sliding seat 65, simultaneously through the removal of inside leading wheel 684, realize the tensioning to stay cord 67, thereby the realization is adjusted the reserved length of stay cord 67, further can realize using the patient of different arm lengths, the availability factor of device has been improved, simultaneously through the jacking of cylinder 682 to splint 683, can realize the extrusion to stay cord 67 through splint 683 and leading wheel 684, thereby the realization is to the fastening of stay cord 67, and then can be through dragging to stay cord 67, the realization detects the pulling force of stay cord 67, and then the realization detects patient's upper limbs strength.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.