CN116251330B - Knee joint rehabilitation training machine - Google Patents
Knee joint rehabilitation training machine Download PDFInfo
- Publication number
- CN116251330B CN116251330B CN202310174477.0A CN202310174477A CN116251330B CN 116251330 B CN116251330 B CN 116251330B CN 202310174477 A CN202310174477 A CN 202310174477A CN 116251330 B CN116251330 B CN 116251330B
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- CN
- China
- Prior art keywords
- knee joint
- layer board
- rehabilitation training
- table module
- sliding block
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
- A63B23/00—Exercising apparatus specially adapted for particular parts of the body
- A63B23/035—Exercising apparatus specially adapted for particular parts of the body for limbs, i.e. upper or lower limbs, e.g. simultaneously
- A63B23/04—Exercising apparatus specially adapted for particular parts of the body for limbs, i.e. upper or lower limbs, e.g. simultaneously for lower limbs
- A63B23/0494—Exercising apparatus specially adapted for particular parts of the body for limbs, i.e. upper or lower limbs, e.g. simultaneously for lower limbs primarily by articulating the knee joints
-
- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
- A63B21/00—Exercising apparatus for developing or strengthening the muscles or joints of the body by working against a counterforce, with or without measuring devices
- A63B21/02—Exercising apparatus for developing or strengthening the muscles or joints of the body by working against a counterforce, with or without measuring devices using resilient force-resisters
- A63B21/055—Exercising apparatus for developing or strengthening the muscles or joints of the body by working against a counterforce, with or without measuring devices using resilient force-resisters extension element type
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/30—Against vector-borne diseases, e.g. mosquito-borne, fly-borne, tick-borne or waterborne diseases whose impact is exacerbated by climate change
Abstract
The invention discloses a knee joint rehabilitation training machine which comprises a fixing frame, a large supporting plate, a small supporting plate and a sliding table module, wherein the sliding table module comprises a driving sliding block and an inverted U-shaped seat, the driving sliding block is flexibly connected with the inverted U-shaped seat through a spring, a sensor is arranged between the inverted U-shaped seat and the driving sliding block, the large supporting plate and the small supporting plate are respectively provided with a butt-clamp type fixer, the butt-clamp type fixer comprises a lower pump, a wing plate, a connecting rod, an upper pump and a pipeline, the lower pump is connected with the upper pump through the pipeline, and the butt-clamp type fixer is controlled to act through the upper pump.
Description
Technical Field
The invention relates to a joint rehabilitation training device for rehabilitation training of a patient with knee joint injury after operation, in particular to a knee joint rehabilitation training machine.
Background
Knee joints are important joints in the human body that carry support and locomotor functions. If the knee joint cannot be effectively exercised in time in the rehabilitation period after injury or medical operation, adhesion, muscular atrophy and the like of the knee joint part are extremely easy to cause, so that the movement capacity of the knee joint is greatly limited, and even permanent defects of the functions of the joint part are seriously caused. Modern rehabilitation medicine considers that the knee joint is subjected to moderate and effective rehabilitation exercise in time after operation, and has very important effect on restoring the function of the knee joint.
The basic principle of the device for passive rehabilitation training of joints on the market is generally called CPM machine (Continuous Passive Motion) disclosed in U.S. Pat. No. 3, 6325770B1, wherein a mechanical transmission mechanism is driven by a motor to move, so that limbs of a patient are driven to move. Disadvantages of such CPM machines include: 1. because the traditional CPM machine is mechanically and rigidly connected, secondary damage to the joint can be caused if the force is not applied properly or the movement range exceeds the movement range which can be born by the joint of a patient; 2. generally, only passive exercise rehabilitation training can be provided for patients, and active exercise cannot be performed; 3. when the CPM machine is used for rehabilitation training, a patient lies on the back and needs to fix the legs on the swing arm of the CPM machine, so that the patient is difficult to finish autonomously, and the patient needs the help of accompanying personnel.
Disclosure of Invention
The invention aims to provide a knee joint rehabilitation training machine, which can set a main training mode and can adjust the assistance or resistance by flexible connection instead of rigid connection. Eliminating the need for a caregiver to assist in tying the strap.
In order to solve the technical problems, the invention adopts the following technical scheme:
the utility model provides a knee joint rehabilitation training machine, includes mount, big layer board, little layer board and slip table module be provided with the slip table module on the mount, the one end and the mount tip of big layer board are articulated, little layer board is articulated with the big layer board other end, and little layer board end is fixed to be provided with the traction lever, the traction lever tip is articulated fixedly with the slip table module, and the slip table module can be the straight reciprocating motion on the mount, drives big layer board and little layer board reciprocal pendulum through the traction lever, and the slip table module includes drive slider and falls U type seat two parts, through spring flexonics between drive slider and the falling U type seat, drive slider passes through the spring with power and gives the falling U type seat for the traction force that the user felt becomes soft.
Further, a sensor is arranged between the inverted U-shaped seat and the driving sliding block, and the sensor can be a pressure sensor or a position sensor. The sensor collects data in real time, the torque of the traction rod is obtained through calculation of the singlechip, and when the torque value exceeds a set value, an emergency stop protection mode is started, so that the safety of a user is ensured.
The effect of user's initiative training can also be realized to the sensor, when switching to initiative training mode, the power supply of slip table module is closed to initial state, and the initiative shank of user bends and stretches the action, and the power can be acted on the type seat of falling U, and then promotes the spring, and sensor reading changes to can judge user's action tendency, the power supply of slip table module starts, can provide helping hand or resistance according to training mode setting. Therefore, a plurality of active training modes can be combined, and the scheme has low cost and reliable operation.
Further, in order to enable the user to independently complete fixation and unbinding of the legs and the supporting plate in the supine position. In this scheme, be provided with the clamp formula fixer respectively at big layer board and little layer board, clamp formula fixer includes pump, pterygoid lamina, connecting rod down, goes up pump and pipeline, the one end of pump is articulated with the arc pterygoid lamina down, and the other end and the connecting rod are articulated, and the other end and the arc pterygoid lamina of connecting rod are articulated, and the pump passes through the pipeline and is connected with last pump down, through last pump control clamp formula fixer action.
The invention has the beneficial effects that:
the flexible driving is adopted, so that the traction force felt by a user is soft; the assistance or resistance may be provided according to a training mode setting. Thus, a plurality of active training modes can be combined; the binding and unbinding actions are automatically completed, so that the complicated process that the accompanying personnel are needed to help bind and unbinding the binding is avoided.
Drawings
The invention is described in further detail below with reference to the drawings and the detailed description.
Fig. 1 is a schematic view of the structure of the present invention in a bent state of a stent.
Fig. 2 is a schematic view of the structure of the present invention in a stent extended state.
Fig. 3 is a schematic structural view of the traction mechanism in the present invention.
Fig. 4 is a schematic diagram of the fastener driving mechanism.
Fig. 5 is a schematic view of the structure of the fastener in a closed state.
Fig. 6 is a schematic view of the structure of the anchor in an open state.
In the figure: 1- -a fixing frame; 2- -big pallet; 3- -small pallet; 4- -a clip-on holder; 5- -a slipway module; 6- -a guide rail; 7- -a lead screw; 8- -a servo motor; 9- -a slide; 10-a pipeline; 11- -upper pump 11; 12- -electromagnetic lock; 31- -a foot rest; 32- -a drawbar; 41- -lower pump; 43—wing plates; 42- -a connecting rod; 51- -an inverted U-shaped seat; 52- -an auxiliary slide block; 53- -a spring; 54- -a main slider; 521-electromagnetic bolts; 522- -electromagnetic brake; 523- -sensor; 541-locking blocks.
Detailed Description
As shown in fig. 1 and 2, a knee joint rehabilitation training machine comprises a fixing frame 1, a large supporting plate 2, a small supporting plate 3 and a sliding table module 5, wherein the sliding table module 5 is arranged on the fixing frame 1, one end of the large supporting plate 2 is hinged with the end part of the fixing frame 1, the small supporting plate 3 is hinged with the other end of the large supporting plate 2, a traction rod 32 is fixedly arranged at the tail end of the small supporting plate 3, and the end part of the traction rod 32 is hinged and fixed with the sliding table module 5.
The sliding table module 5 can do linear reciprocating motion on the fixing frame 1, and the large supporting plate 2 and the small supporting plate 3 are driven to swing in a reciprocating manner through the traction rod 32.
Preferably, a foot rest 31 is provided at the end of the small pallet 3.
In order to avoid that the fixing frame 1, the large supporting plate 2, the small supporting plate 3 and the sliding table module 5 are not buffered due to rigid connection, secondary damage is possibly caused to the joint due to improper force application or the movement range exceeding the movement range which can be born by the joint of the patient.
As shown in fig. 3, the sliding table module 5 in the invention comprises a driving sliding block and an inverted U-shaped seat 51, the driving sliding block is flexibly connected with the inverted U-shaped seat 51 through a spring 53, the driving sliding block and the inverted U-shaped seat 51 are both guided by a guide rail 6, and the driving sliding block transmits power to the inverted U-shaped seat 51 through the spring 53, so that the traction felt by a user is softened.
Further, a sensor 523 is provided between the inverted U-shaped seat 51 and the driving slider, and the sensor 523 may be a pressure sensor or a position sensor. The sensor 523 collects data in real time, the torque of the traction rod 32 is obtained through calculation by the singlechip, and when the torque value exceeds a set value, an emergency stop protection mode is started, so that the safety of a user is ensured.
The effect of the active training of the user can be achieved by using the sensor 523, when the active training mode is switched to, the power source of the sliding table module 5 is closed in the initial state, the active leg bending and stretching action of the user can be acted on the inverted U-shaped seat 51 by force, the spring 53 is pushed, the reading of the sensor 523 is changed, so that the action tendency of the user can be judged, the power source of the sliding table module 5 is started, and the power assistance or resistance can be provided according to the training mode. Therefore, a plurality of active training modes can be combined, and the scheme has low cost and reliable operation.
Further, in order to enable the user to independently complete fixation and unbinding of the legs and the supporting plate in the supine position.
In this scheme, as shown in fig. 1, a clamp-type fixer 4 is respectively disposed on a large supporting plate 2 and a small supporting plate 3, as shown in fig. 5 and 6, the clamp-type fixer 4 includes a lower pump 41, a wing plate 43, a connecting rod 42, an upper pump 11 and a pipeline 10, one end of the lower pump is hinged with the arc-shaped wing plate 43, the other end is hinged with the connecting rod 42, the other end of the connecting rod 42 is hinged with the arc-shaped wing plate 43, the lower pump 41 is connected with the upper pump 11 through the pipeline 10, and the lower pump 41 is controlled to act through the upper pump 11. As shown in fig. 5, when the lower pump 41 is contracted, the two wings 43 are closed and fixed; as shown in fig. 6, when the lower pump 41 is in the extended state, the two wings 43 are unfolded.
Further, in order to enable automatic control of the clip type holder 4 without adding an additional power source.
In the invention, as shown in fig. 4, a guide rail 6 and a screw rod 7 which are parallel are arranged in a fixing frame 1, a servo motor 8 is connected with the screw rod 7 through a coupler, a sliding table module 5 comprises an inverted U-shaped seat 51, an auxiliary sliding block 52 and a main sliding block 54, wherein a nut matched with the screw rod 7 is arranged in the main sliding block 54, an electromagnetic lock tongue 521 is arranged on the auxiliary sliding block 52, the electromagnetic lock tongue 521 can fix the auxiliary sliding block 52 and the main sliding block 54 together, when the electromagnetic lock tongue 521 is opened, the auxiliary sliding block 52 and the main sliding block 54 can be separated, a sliding seat 9 is also arranged on the guide rail 6, a spring, an upper pump 11 and an electromagnetic lock 12 are arranged between the sliding seat 9 and the fixing seat, and the electromagnetic lock 12 is used for locking the position of the sliding seat 9.
The working principle is as follows: the electromagnetic lock tongue 521 is initialized, the servo motor 8 drives the screw rod 7 to rotate, the main slide block 54 and the auxiliary slide block 52 are separated and move towards the direction close to the slide seat 9 until contacting and pushing the slide seat 9 to compress the upper pump 11 against the spring force, the lower pump 41 stretches out, the opposite clamp type fixer 4 expands, the electromagnetic lock 12 locks the slide seat 9, the main slide block 54 moves to the auxiliary slide block 52 to be combined, the electromagnetic lock tongue 521 stretches out, the main slide block 54 is fixed with the auxiliary slide block 52, the inverted U-shaped seat 51 is pushed by the spring 53, and the traction rod 32 is driven to act. After the initialization of the position is completed, the opposite clamp type fixer 4 is in an unfolding state, at this time, the user places the legs into the opposite clamp type fixer 4 of the large supporting plate 2 and the small supporting plate 3, after the program is started, the electromagnetic lock 12 is unlocked, and the opposite clamp type fixer 4 is closed under the action of the spring force, and the spring provides the holding force, so that the damage possibly caused by rigid connection is avoided. After training, when the user needs to unbind, the electromagnetic lock tongue 521 is controlled to retract electrically, the main slide block 54 and the auxiliary slide block 52 are released from being fixed, the main slide block 54 moves independently to trigger the upper pump 11 to act, and the opposite clamp type fixer 4 is unfolded.
The servo motor 8 can respectively provide power for leg bending and stretching actions and thigh and calf fixing and unbinding actions, and the leg bending and unbinding device is multipurpose.
Preferably, an electromagnetic brake 522 is provided between the sub-slider 52 and the guide rail 6, and the electromagnetic brake 522 is used for locking and unlocking the position of the sub-slider 52, so that when the main slider 54 is released from the sub-slider 52, the sub-slider 52 can be positioned on the guide rail 6, preventing the large pallet 2 and the small pallet 3 from losing constraint, and being in a free state.
Preferably, a damper is provided in the conduit 10 to slow the flow rate of the liquid, thereby reducing the closing speed of the clip-on fastener 4.
The foregoing disclosure is merely illustrative of specific embodiments of this patent and this patent is not to be construed as limiting, since modifications will be apparent to those skilled in the art without departing from the principles of the invention.
Claims (6)
1. The utility model provides a knee joint rehabilitation training machine, includes mount (1), big layer board (2), little layer board (3) and slip table module (5) be provided with slip table module (5) on mount (1), the one end of big layer board (2) is articulated with mount (1) tip, little layer board (3) are articulated with big layer board (2) other end, and little layer board (3) end-to-end fixation is provided with traction lever (32), traction lever (32) tip is articulated fixed with slip table module (5), slip table module (5) can be on mount (1) straight reciprocating motion, drives big layer board (2) and little layer board (3) reciprocating swing through traction lever (32), its characterized in that: the sliding table module (5) comprises a driving sliding block and an inverted U-shaped seat (51), wherein the driving sliding block is flexibly connected with the inverted U-shaped seat (51) through a spring (53), a sensor (523) is arranged between the inverted U-shaped seat (51) and the driving sliding block, a butt-clamp type fixer (4) is respectively arranged on a large supporting plate (2) and a small supporting plate (3), the butt-clamp type fixer (4) comprises a lower pump (41), a wing plate (43), a connecting rod (42), an upper pump (11) and a pipeline (10), one end of the lower pump is hinged with the arc-shaped wing plate (43), the other end of the lower pump is hinged with the connecting rod (42), the other end of the connecting rod (42) is hinged with the arc-shaped wing plate (43), the lower pump (41) is connected with the upper pump (11) through the pipeline (10), the lower pump (41) is controlled to act through the upper pump (11), parallel guide rails (6) and a lead screw (7) are arranged on a fixing frame (1), a servo motor (8) is connected with the lead screw (7) through a coupler, the sliding table module (5) comprises the inverted U-shaped seat (51), the main sliding block (52) and the main sliding block (54) are matched with the lead screw (54) in the electromagnetic nut (521), the electromagnetic lock tongue (521) can fix the auxiliary slide block (52) and the main slide block (54) together, a slide seat (9) is further arranged on the guide rail (6), a spring, an upper pump (11) and an electromagnetic lock (12) are arranged between the slide seat (9) and the fixed seat, and the electromagnetic lock (12) is used for locking the position of the slide seat (9).
2. The knee joint rehabilitation training device according to claim 1, wherein: an electromagnetic brake (522) is provided between the sub-slider (52) and the guide rail (6).
3. The knee joint rehabilitation training device according to claim 1, wherein: a damper is arranged in the pipeline (10).
4. The knee joint rehabilitation training device according to claim 1, wherein: the tail end of the small supporting plate (3) is provided with a foot rest (31).
5. The knee joint rehabilitation training device according to claim 1, wherein: the sensor (523) is a pressure sensor.
6. The knee joint rehabilitation training device according to claim 1, wherein: the sensor (523) is a position sensor.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211277887X | 2022-10-19 | ||
| CN202211277887 | 2022-10-19 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN116251330A CN116251330A (en) | 2023-06-13 |
| CN116251330B true CN116251330B (en) | 2023-09-01 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310174477.0A Active CN116251330B (en) | 2022-10-19 | 2023-02-28 | Knee joint rehabilitation training machine |
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| Country | Link |
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| CN (1) | CN116251330B (en) |
Citations (14)
| Publication number | Priority date | Publication date | Assignee | Title |
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| WO1996029040A1 (en) * | 1995-03-20 | 1996-09-26 | Sq Services Ag | Therapy and training device |
| JP2002345907A (en) * | 2001-05-24 | 2002-12-03 | Yaskawa Electric Corp | Walking exercising device and placing table for the same |
| KR20060034986A (en) * | 2004-10-20 | 2006-04-26 | 전북대학교산학협력단 | Rehabilitation medicine device for compound joint motion |
| WO2006110412A1 (en) * | 2005-04-07 | 2006-10-19 | Stamina Products, Inc. | Exercise apparatus and method |
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| GB201717009D0 (en) * | 2017-10-16 | 2017-11-29 | Turner Jennifer-Jane | Portable therapeutic leg strengthening apparatus using adjustable resistance |
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| CN110721430A (en) * | 2019-10-30 | 2020-01-24 | 长沙理工大学 | Be applied to anti-ageing rehabilitation training device of old age leg and foot |
| CN111904790A (en) * | 2020-08-12 | 2020-11-10 | 威海经济技术开发区天智创新技术研究院 | Multi-track knee joint rehabilitation training robot |
| CN212548128U (en) * | 2020-04-30 | 2021-02-19 | 宁乡市人民医院 | Ankle pump athletic training equipment |
| CN113171267A (en) * | 2021-04-21 | 2021-07-27 | 吉林大学第一医院 | Knee joint ligament rupture rehabilitation training device capable of preventing flexion and extension injuries |
| CN114558293A (en) * | 2022-04-06 | 2022-05-31 | 中南大学湘雅医院 | Knee joint resistance exercise device |
| CN217118843U (en) * | 2021-12-09 | 2022-08-05 | 西安医学院 | Portable bone joint rehabilitation training device |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| US20110160625A1 (en) * | 2009-12-28 | 2011-06-30 | Nikolay Yefimov | Apparatus and method for training knee and hip joints of a patient in post-traumatic or post-operative period |
| US9474675B2 (en) * | 2013-12-02 | 2016-10-25 | Erik M. Hansen | Knee rehabilitation apparatus |
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2023
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| EP0814744A1 (en) * | 1995-03-20 | 1998-01-07 | SQ Services AG | Therapy and training device |
| JP2002345907A (en) * | 2001-05-24 | 2002-12-03 | Yaskawa Electric Corp | Walking exercising device and placing table for the same |
| KR20060034986A (en) * | 2004-10-20 | 2006-04-26 | 전북대학교산학협력단 | Rehabilitation medicine device for compound joint motion |
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| CN101836930A (en) * | 2010-04-14 | 2010-09-22 | 南京理工大学 | Flexible active and passive knee-joint rehabilitation training device |
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| GB201717009D0 (en) * | 2017-10-16 | 2017-11-29 | Turner Jennifer-Jane | Portable therapeutic leg strengthening apparatus using adjustable resistance |
| CN110721430A (en) * | 2019-10-30 | 2020-01-24 | 长沙理工大学 | Be applied to anti-ageing rehabilitation training device of old age leg and foot |
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| CN113171267A (en) * | 2021-04-21 | 2021-07-27 | 吉林大学第一医院 | Knee joint ligament rupture rehabilitation training device capable of preventing flexion and extension injuries |
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| CN116251330A (en) | 2023-06-13 |
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