CN111991190B - Combined inertial power assisted joint flexion and extension moving device - Google Patents
Combined inertial power assisted joint flexion and extension moving device Download PDFInfo
- Publication number
- CN111991190B CN111991190B CN202010937122.9A CN202010937122A CN111991190B CN 111991190 B CN111991190 B CN 111991190B CN 202010937122 A CN202010937122 A CN 202010937122A CN 111991190 B CN111991190 B CN 111991190B
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- 239000000463 material Substances 0.000 claims abstract description 4
- 239000002184 metal Substances 0.000 claims abstract description 4
- 230000000149 penetrating effect Effects 0.000 claims description 2
- 210000003205 muscle Anatomy 0.000 abstract description 29
- 230000033001 locomotion Effects 0.000 description 28
- 238000000034 method Methods 0.000 description 11
- 230000008569 process Effects 0.000 description 7
- 230000000694 effects Effects 0.000 description 6
- 230000009471 action Effects 0.000 description 3
- 238000005452 bending Methods 0.000 description 2
- 230000004118 muscle contraction Effects 0.000 description 2
- 201000000585 muscular atrophy Diseases 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 206010010356 Congenital anomaly Diseases 0.000 description 1
- 206010028289 Muscle atrophy Diseases 0.000 description 1
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 210000000988 bone and bone Anatomy 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007850 degeneration Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 201000010099 disease Diseases 0.000 description 1
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 1
- 238000004146 energy storage Methods 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 210000001503 joint Anatomy 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000020763 muscle atrophy Effects 0.000 description 1
- 210000005036 nerve Anatomy 0.000 description 1
- 230000000474 nursing effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Classifications
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61H—PHYSICAL THERAPY APPARATUS, e.g. DEVICES FOR LOCATING OR STIMULATING REFLEX POINTS IN THE BODY; ARTIFICIAL RESPIRATION; MASSAGE; BATHING DEVICES FOR SPECIAL THERAPEUTIC OR HYGIENIC PURPOSES OR SPECIFIC PARTS OF THE BODY
- A61H1/00—Apparatus for passive exercising; Vibrating apparatus; Chiropractic devices, e.g. body impacting devices, external devices for briefly extending or aligning unbroken bones
- A61H1/02—Stretching or bending or torsioning apparatus for exercising
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61H—PHYSICAL THERAPY APPARATUS, e.g. DEVICES FOR LOCATING OR STIMULATING REFLEX POINTS IN THE BODY; ARTIFICIAL RESPIRATION; MASSAGE; BATHING DEVICES FOR SPECIAL THERAPEUTIC OR HYGIENIC PURPOSES OR SPECIFIC PARTS OF THE BODY
- A61H2201/00—Characteristics of apparatus not provided for in the preceding codes
- A61H2201/12—Driving means
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- Health & Medical Sciences (AREA)
- Epidemiology (AREA)
- Pain & Pain Management (AREA)
- Physical Education & Sports Medicine (AREA)
- Rehabilitation Therapy (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Rehabilitation Tools (AREA)
Abstract
The invention discloses a combined inertial power assisted joint flexion and extension moving device, which comprises an inertial driver and a flexion and extension angle limiter, wherein the inertial driver comprises a driver shell, a flying disc quick-connection gear, a duplicate gear, a flying disc and an arc-shaped plate, the flexion and extension angle limiter comprises a near-end fixing piece, a far-end fixing piece and a flexion and extension angle limiting chuck, the driver shell consists of a base buckle and a buckle cover, the base and the buckle cover form loose joint connection through the buckles on the two sides of the base, arc-shaped grooves matched with the arc-shaped plate are formed in the opposite sides of the base and the buckle cover, and the base are made of metal or other hard materials. The combined inertial power-assisted joint flexion-extension moving device solves the problems that an existing joint passive moving device is expensive and limited to be used in medical places, is not portable and cannot exercise muscle strength.
Description
Technical Field
The invention relates to the technical field of medical equipment, in particular to a combined inertial power assisted joint flexion and extension moving device.
Background
When diseases such as pain, injury of a nerve motor system, joint degeneration and the like, and joint braking or congenital problems affect motor systems such as bones, joints and muscles, joint movement is limited, basic movements such as joint movement and walking are fixed in a specific range, and daily life needs help of other people or depends on living and nursing. The existing passive activity devices such as CPM machines are expensive, are not portable only when being used in medical places, and do not exercise muscle strength during passive activity.
The length of the muscle which is not contracted is increased along with the passive load of the muscle, so that the muscle is in a certain length when a certain passive load is given to the muscle, but the tension generated by the muscle is changed when the muscle is subjected to isometric contraction at the moment, the maximum tension generated by the muscle is called as maximum isometric tension, and the maximum isometric tension is increased along with the increase of the initial length (passive load) but approaches to a limit. Thus, in the middle of the process, there is a maximum difference between the maximum isometric tension of the muscle and the passive load, which is the maximum reserve of the muscle.
The joint motion middle process is not easy to be limited, and the motion limitation is easy to occur at the end of the joint motion, so that the maximum muscle reserve can be generated in the muscle motion middle process according to the maximum muscle reserve, the device can be designed to absorb the maximum muscle reserve, is applied to the end of the joint flexion and extension motion, helps the muscle to increase the force of the joint end motion, treats the joint flexion and extension motion limitation by applying the muscle active motion method, and plays a role in exercising the muscle to avoid the muscle atrophy.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides a combined inertial power assisted joint flexion and extension movement device, which solves the problems that the conventional joint passive movement device is expensive, is not portable when being used in a medical place and cannot exercise muscle strength.
In order to realize the purpose, the invention is realized by the following technical scheme: a combined inertial power assisted joint flexion and extension movement device comprises an inertial driver and a flexion and extension angle limiter, wherein the inertial driver comprises a driver shell, a flying disc quick-connection gear, a duplicate gear, a flying disc and an arc-shaped plate, and the flexion and extension angle limiter comprises a near-end fixing piece, a far-end fixing piece and a flexion and extension angle limiting chuck;
the driver shell consists of a base buckle and a buckle cover, the base and the buckle cover form loose buckle connection through the buckles on the two sides of the base, arc-shaped grooves matched with the arc-shaped plates are formed in the opposite sides of the base and the buckle cover, and the base are made of metal or other hard materials;
the middle part of base is provided with the frisby gear post that runs through the base, the fixed surface of base distal end is connected with duplicate gear post to duplicate gear post is provided with threely, frisby gear post and duplicate gear post all with the surface vertical of base, the surface of base near-end has been seted up and has been connect the hole soon.
Preferably, the following components: the surface of the flying disc gear column is sequentially sleeved with a flying disc quick-connection gear and an outer ring, a flying disc connecting hole is formed in the surface of the outer ring, and the flying disc is connected with the outer ring through the flying disc connecting hole.
Preferably, the following components: the surface of the duplicate gear column is sleeved with a duplicate gear, the duplicate gear consists of a large gear and a small gear, the flying disc quick-connection gear is meshed with the duplicate gear, and the three duplicate gears are connected in a mode that the large gear is meshed with the small gear.
Preferably, the following components: the inner side of the arc-shaped plate is provided with a tooth block, the surface of the arc-shaped plate is provided with a connecting hole, and the tooth block on the inner side of the arc-shaped plate is meshed with a pinion of a duplicate gear at the tail end of the base.
Preferably, the following components: the surface of the near-end fixing piece is provided with a first screw hole, the surface of the far-end fixing piece is provided with a second screw hole, the surface of the bending and stretching angle limiting chuck is fixedly connected with a fixing ring, and the side surface of the fixing ring is provided with two limiting blocks.
Preferably, the following components: the flexible angle of stretching restriction chuck, near-end mounting distal end and distal end mounting are connected through the rivet, the screw thread hole has all been seted up to the inside of rivet and frisby gear post.
Preferably, the following components: inertia driver and bend and stretch through connecing the screwed connection soon between the angle stopper, specifically do: the quick-connection hole and the first screw hole, the connection hole and the second screw hole, and the inner threaded hole of the flying disc gear column and the rivet are connected through the quick-connection screw respectively.
Advantageous effects
The invention provides a combined inertial power assisted joint flexion and extension moving device. The method has the following beneficial effects:
(1) the combined inertial power-assisted joint flexion and extension moving device increases the force at the end of movement by absorbing and storing muscle contraction force when exercising the muscle through an inertial energy storage principle, a dual-gear speed change principle and a muscle maximum storage principle, corrects joint flexion and extension limitation, and does not need to give additional power.
(2) This modular inertia power assists joint and bends and stretch head gear, low cost, small convenient, can wear to use down the ground, do not receive the place restriction, convenient nimble reliable and can be according to increase and decrease adjustment frisbee weight in every patient's treatment, improve patient's comfort level and practice thrift the cost.
(3) The combined inertial power auxiliary joint flexion and extension movable device can be combined with fixing supports matched with all parts, the application range is wide, the flexion and extension angle limiter limits the exercise range of the joint, and the treatment safety is ensured when the curative effect is improved.
(4) The inertial driver and the bending and extending angle limiter are connected in a quick mode through screws, and when a certain section only needs to be bent and extended to form the angle limiter in the treatment process, the inertial driver can be removed, so that the treatment cost of a patient is saved.
Drawings
FIG. 1 is a schematic view of the structure of the present invention;
FIG. 2 is a schematic structural diagram of a flying disc quick-coupling gear and a flying disc of the present invention;
FIG. 3 is a schematic view of the structure of the actuator housing of the present invention;
fig. 4 is a schematic structural view of the flexion-extension angle limiter of the present invention.
In the figure: 1 inertial driver, 2 flexion and extension angle limiter, 3 driver shell, 31 base, 32 buckle, 33 buckle cover, 4 flying disc fast-connection gear, 5 duplicate gear, 51 big gear, 52 small gear, 6 flying disc, 7 arc plate, 8 near end fixing piece, 9 far end fixing piece, 10 flexion and extension angle limiting chuck, 11 fast-connection screw, 12 flying disc gear column, 13 duplicate gear column, 14 fast connection hole, 15 thread inner hole, 16 outer ring, 17 flying disc connection hole, 18 arc groove, 19 tooth block, 20 connection hole, 21 first screw hole, 22 second screw hole, 23 rivet, 24 fixing ring, 25 limiting blocks.
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. 1-4, the present invention provides a technical solution: a combined inertial power auxiliary joint flexion-extension moving device comprises an inertial driver 1 and a flexion-extension angle limiter 2, wherein the inertial driver 1 comprises a driver shell 3, a flying disc fast-connecting gear 4, a duplicate gear 5, a flying disc 6 and an arc-shaped plate 7, the flexion-extension angle limiter 2 comprises a near-end fixing piece 8, a far-end fixing piece 9 and a flexion-extension angle limiting chuck 10,
as shown in fig. 4; the driver shell 3 is composed of a base 31 buckle 32 and a buckle cover 33, the base 31 and the buckle cover 33 form a loose-joint connection through the buckles 32 on two sides of the base 31, arc-shaped grooves 18 matched with the arc-shaped plates 7 are formed in one sides, opposite to the base 31 and the buckle cover 33, of the base 31, and the base 31 are made of metal or other hard materials.
As shown in fig. 2-3; the middle part of the base 31 is provided with a flying disc gear column 12 penetrating through the base 31, the surface of the far end of the base 31 is fixedly connected with a duplicate gear column 13, the number of the duplicate gear columns 13 is three, the flying disc gear column 12 and the duplicate gear column 13 are both vertical to the surface of the base 31, the surface of the near end of the base 31 is provided with a quick connection hole 14, the surface of the flying disc gear column 12 is sequentially sleeved with a flying disc quick connection gear 4 and an outer ring 16, the surface of the outer ring 16 is provided with a flying disc connection hole 17, a flying disc 6 is connected with the outer ring 16 through the flying disc connection hole 17, the surface of the duplicate gear column 13 is sleeved with a duplicate gear 5, the duplicate gear is composed of a large gear 51 and a small gear 52, the flying disc quick connection gear 4 is meshed with the duplicate gear 5, the three duplicate gears 5 are connected in a way of meshing with the large gear and the small gear 52, the inner side of an arc plate 7 is provided with a gear block 19, and the surface of the arc plate 7 is provided with a connecting hole 20, and a tooth block 19 at the inner side of the arc plate 7 is meshed with a pinion 52 of the duplicate gear 5 at the tail end of the base 31.
As shown in fig. 1-3; first screw 21 has been seted up on the surface of near-end mounting 8, second screw 22 has been seted up on the surface of distal end mounting 9, the solid fixed surface that bends and stretch angle restriction chuck 10 is connected with solid fixed ring 24, and gu fixed ring 24's side surface is provided with two stoppers 25, bend and stretch angle restriction chuck 10, 8 distal ends of near-end mounting and distal end mounting 9 are connected through rivet 23, threaded hole 15 has all been seted up to rivet 23 and flying disc gear post 12's inside, inertial drive 1 with bend and stretch through connecing screw 11 to be connected between the angle stopper 2 soon, specifically do: the quick-connect hole 14 and the first screw hole 21, the connecting hole 20 and the second screw hole 22, and the threaded inner hole 15 inside the flying disc gear column 12 and the rivet 23 are respectively connected through the quick-connect screw 11.
Working principle; the joint is least easy to be limited in the middle of the movement, the movement limitation is easy to occur at the end of the joint flexion and extension movement, the muscle reserve is large in the middle of the muscle traction joint movement, the flying disc 6 is arranged as much as possible according to the reserve condition of the muscle of an individual in use, the flying disc 6 rotates rapidly in the middle of the joint flexion and extension movement through the transmission of the arc-shaped plate 7 and the duplicate gear 5, the energy of the muscle is converted into the kinetic energy of the flying disc 6 to the maximum extent, when the muscle strength is reduced to reduce the joint flexion and extension movement speed at the end of the joint flexion and extension movement, the flying disc 6 releases the kinetic energy to help the muscle to increase the force of the joint end movement and increase the movement degree of the joint, namely the reserve amount existing in the middle of the muscle contraction movement is transferred to the joint end process after the absorption and the reserve of the flying disc 6 to be released so as to drive the joint movement, and meanwhile, the load is increased in the joint flexion and extension activities to exercise muscles and avoid muscular atrophy.
The movement range of the far-end fixing part 22 is adjusted by the flexion-extension angle limiter 2, the movement range is controlled, safety is guaranteed, the flying disc quick-connection gear 4 can be quickly switched or the flying disc 6 can be added, the flying disc 6 can be replaced according to different patients and different treatment requirements, and the treatment comfort level and the treatment effect are improved.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (1)
1. The utility model provides a modular inertia power assists joint and bends and stretch head gear, includes inertial drive ware (1) and bends and stretch angle stopper (2), its characterized in that: the inertial driver (1) comprises a driver shell (3), a flying disc fast-connection gear (4), a duplicate gear (5), a flying disc (6) and an arc-shaped plate (7), and the flexion-extension angle limiter (2) comprises a near-end fixing piece (8), a far-end fixing piece (9) and a flexion-extension angle limiting chuck (10);
the driver shell (3) is composed of a base (31) buckle (32) and a buckle cover (33), the base (31) and the buckle cover (33) form a loose buckle connection through the buckle (32) on two sides of the base (31), arc-shaped grooves (18) matched with the arc-shaped plates (7) are formed in one sides, opposite to the base (31) and the buckle cover (33), of the base (31), and the base (31) are made of metal or other hard materials;
the middle of the base (31) is provided with a flying disc gear column (12) penetrating through the base (31), the surface of the far end of the base (31) is fixedly connected with a duplicate gear column (13), the number of the duplicate gear columns (13) is three, the flying disc gear column (12) and the duplicate gear column (13) are both vertical to the surface of the base (31), and the surface of the near end of the base (31) is provided with a quick connection hole (14);
the surface of the flying disc gear column (12) is sequentially sleeved with a flying disc fast-connecting gear (4) and an outer ring (16), a flying disc connecting hole (17) is formed in the surface of the outer ring (16), the flying disc (6) is connected with the outer ring (16) through the flying disc connecting hole (17), the surface of the duplicate gear column (13) is sleeved with a duplicate gear (5) which consists of a large gear (51) and a small gear (52), the flying disc fast-connecting gear (4) is meshed with the duplicate gear (5), and the three duplicate gears (5) are connected in a manner that the large gear is meshed with the small gear (52);
A first screw hole (21) is formed in the surface of the near-end fixing piece (8), a second screw hole (22) is formed in the surface of the far-end fixing piece (9), a tooth block (19) is arranged on the inner side of the arc-shaped plate (7), a connecting hole (20) is formed in the surface of the arc-shaped plate (7), and the tooth block (19) on the inner side of the arc-shaped plate (7) is meshed with a pinion (52) of the duplicate gear (5) at the tail end of the base (31);
the surface of the flexion and extension angle limiting chuck (10) is fixedly connected with a fixing ring (24), two limiting blocks (25) are arranged on the side surface of the fixing ring (24), the flexion and extension angle limiting chuck (10), the far end of the near-end fixing piece (8) and the far-end fixing piece (9) are connected through a rivet (23), and threaded inner holes (15) are formed in the rivet (23) and the flying disc gear column (12);
inertia driver (1) is connected through fast tying screw (11) with crouching between stretching angle stopper (2), specifically is: the quick connection hole (14) is connected with the first screw hole (21), the connection hole (20) is connected with the second screw hole (22), the flying disc gear column (12) is connected with the inner threaded inner hole (15) of the rivet (23) through a quick connection screw (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010937122.9A CN111991190B (en) | 2020-09-08 | 2020-09-08 | Combined inertial power assisted joint flexion and extension moving device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010937122.9A CN111991190B (en) | 2020-09-08 | 2020-09-08 | Combined inertial power assisted joint flexion and extension moving device |
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| Publication Number | Publication Date |
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| CN111991190A CN111991190A (en) | 2020-11-27 |
| CN111991190B true CN111991190B (en) | 2022-06-28 |
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| CN202010937122.9A Expired - Fee Related CN111991190B (en) | 2020-09-08 | 2020-09-08 | Combined inertial power assisted joint flexion and extension moving device |
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| US4470597A (en) * | 1982-04-20 | 1984-09-11 | Mcfee Richard | Exerciser with flywheel |
| WO1989001353A1 (en) * | 1987-08-14 | 1989-02-23 | Superspine, Inc. | Active and passive coordinated walking device |
| US5327882A (en) * | 1992-09-03 | 1994-07-12 | Toronto Medical Corp. | Continuous passive motion device |
| CN103536426A (en) * | 2013-10-12 | 2014-01-29 | 华中科技大学 | Pneumatic muscle-actuated wearable elbow joint rehabilitation training device |
| CN103948462A (en) * | 2014-04-29 | 2014-07-30 | 周华军 | Joint dysfunction fine adjustment type static drawing support |
| CN106393073A (en) * | 2016-11-18 | 2017-02-15 | 武汉大学 | Portable type flexible-elbow-joint exoskeleton robot |
| CN109675194A (en) * | 2019-03-06 | 2019-04-26 | 常州市中医医院 | A kind of leg instrument |
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Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105662783B (en) * | 2016-03-21 | 2024-02-06 | 上海卓道医疗科技有限公司 | Exoskeleton type upper limb rehabilitation training robot |
-
2020
- 2020-09-08 CN CN202010937122.9A patent/CN111991190B/en not_active Expired - Fee Related
Patent Citations (9)
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|---|---|---|---|---|
| US4470597A (en) * | 1982-04-20 | 1984-09-11 | Mcfee Richard | Exerciser with flywheel |
| WO1989001353A1 (en) * | 1987-08-14 | 1989-02-23 | Superspine, Inc. | Active and passive coordinated walking device |
| US5327882A (en) * | 1992-09-03 | 1994-07-12 | Toronto Medical Corp. | Continuous passive motion device |
| CN103536426A (en) * | 2013-10-12 | 2014-01-29 | 华中科技大学 | Pneumatic muscle-actuated wearable elbow joint rehabilitation training device |
| CN103948462A (en) * | 2014-04-29 | 2014-07-30 | 周华军 | Joint dysfunction fine adjustment type static drawing support |
| CN106393073A (en) * | 2016-11-18 | 2017-02-15 | 武汉大学 | Portable type flexible-elbow-joint exoskeleton robot |
| KR20200071205A (en) * | 2018-12-10 | 2020-06-19 | 삼성전자주식회사 | Motion assist apparatus |
| CN109675194A (en) * | 2019-03-06 | 2019-04-26 | 常州市中医医院 | A kind of leg instrument |
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| Title |
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| CN111991190A (en) | 2020-11-27 |
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