CN115721911A - Traction type finger rehabilitation training mechanism - Google Patents
Traction type finger rehabilitation training mechanism Download PDFInfo
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- CN115721911A CN115721911A CN202110980816.5A CN202110980816A CN115721911A CN 115721911 A CN115721911 A CN 115721911A CN 202110980816 A CN202110980816 A CN 202110980816A CN 115721911 A CN115721911 A CN 115721911A
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Abstract
The invention discloses a traction type finger rehabilitation training mechanism which comprises a bottom plate, wherein one end of the bottom plate is provided with a thumb traction assembly, the other end of the bottom plate is provided with a four-finger traction assembly, and a fixed handle assembly for limiting a palm to slide upwards is arranged between the thumb traction assembly and the four-finger traction assembly; the thumb traction assembly comprises a thumb motor mounting plate and a thumb traction motor with a telescopic function, and an execution end of the thumb traction motor penetrates through the thumb motor mounting plate towards the fixed handle assembly; the four-finger traction assembly comprises a four-finger motor mounting plate and a four-finger traction motor with a telescopic function, and the actuating ends of the four-finger traction motor penetrate through the four-finger motor mounting plate towards the fixed handle assembly; the executing end of the thumb traction motor and the end of the executing end of the four-finger traction motor are respectively hinged with a finger fixing mechanism for fixing fingers. The invention has simple structure, can be disassembled for carrying, and realizes the active training and the passive training of five fingers or single finger.
Description
Technical Field
The invention relates to the technical field of medical rehabilitation training instruments, in particular to a traction type finger rehabilitation training mechanism.
Background
Cerebral apoplexy is a disease with high disability rate and can cause the limb disorders of human body, wherein the hand function is essential in human life, but the disabled hand dysfunction caused by cerebral apoplexy causes the loss of the self-care ability of life of the part of patients. According to research, 20% -30% of the hand functions of the patients can be recovered to the state of practical life and 30% -40% of the hand functions of the patients can be recovered to the state of auxiliary life through the finger rehabilitation treatment.
At present, the best rehabilitation therapy method for patients with finger disabilities or finger wounds at home and abroad is repair and remodeling of damaged nerves and continuous passive exercise rehabilitation training, and the traditional recovery therapy for finger patients is one-to-one rehabilitation therapy for patients by a rehabilitation technician, so that the labor amount is large and the cost is high.
The rehabilitation doctor can well solve the problems of labor capacity, cost and the like by performing functional progressive rehabilitation treatment on a patient through the assistance of the finger rehabilitation robot, so that the finger rehabilitation robot can be produced at any time.
The specification with the publication number of CN 109549819B discloses a palm support type finger rehabilitation training device and a using method thereof, wherein the device comprises a mounting seat, a finger rehabilitation training mechanism and a driving mechanism, wherein the finger rehabilitation training mechanism is mounted on the mounting seat, and the driving mechanism drives the finger rehabilitation training mechanism to act; the finger rehabilitation training mechanism comprises four sets of independent finger training combined transmission devices with the same structure, and the four sets of independent finger training combined transmission devices respectively correspond to an index finger, a middle finger, a ring finger and a little finger of the human hand structure; the mounting seat is provided with a supporting surface capable of supporting the palm of a human body; each set of finger training combination transmission device comprises an MP movement sliding groove, a PIP finger sleeve, a DIP finger sleeve and a connecting rod transmission mechanism, a force sensor collects force feedback information, judges and controls force stability, a space position sensor is used for collecting space angle information, and real-time control of the space position of a finger is achieved. The invention does not disclose a finger training combined transmission device for the thumb, and the finger training combined transmission device cannot finish the rehabilitation training for the thumb, so the finger rehabilitation training device still has great limitation.
The specification with the publication number of CN 211752263U discloses a finger rehabilitation training stretching device, including the mounting panel, the horizontal fixed mounting in mounting panel top has four groups of first installation pieces, the first installation piece top fixed mounting in every group has the fixed plate, fixed plate bottom fixed mounting has first rings, first rings demountable installation has the spring, spring bottom demountable installation has the second rings, second rings bottom integrated into one piece has the slider, slider bottom fixed mounting has wire rope, the through-hole has been seted up to first installation piece bottom, wire rope runs through the installation with the through-hole, the terminal fixed mounting of wire rope has the ring, first installation piece right side fixed mounting has two sets of hinges. The invention mainly depends on the spring extension force to finish the active training of the patient, and can not finish the passive training, so the invention is only suitable for the patient with better muscle strength, but also can not be used for the patient with worse muscle strength, and the application range has certain limitation.
Disclosure of Invention
The invention aims to provide a traction type finger rehabilitation training mechanism capable of realizing simultaneous passive training and active training of five fingers of a patient.
A traction type finger rehabilitation training mechanism comprises a bottom plate and is characterized in that one end of the bottom plate is provided with a thumb traction assembly, the other end of the bottom plate is provided with a four-finger traction assembly, and a fixed handle assembly used for limiting a palm to slide upwards is arranged between the thumb traction assembly and the four-finger traction assembly;
the thumb traction assembly comprises a thumb motor mounting plate and a thumb traction motor with a telescopic function, and the actuating end of the thumb traction motor faces the fixed handle assembly and penetrates through the thumb motor mounting plate;
the four-finger traction assembly comprises a four-finger motor mounting plate and four-finger traction motors with telescopic functions, and the actuating ends of the four-finger traction motors all penetrate through the four-finger motor mounting plate towards the fixed handle assembly;
the end parts of the execution end of the thumb traction motor and the execution end of the four-finger traction motor are respectively hinged with five finger fixing mechanisms for fixing fingers.
When a user needs to perform finger rehabilitation training, the palm is abutted against the fixed handle assembly, and the far finger joint of the thumb and the second finger joints of the index finger, the middle finger, the ring finger and the tail finger are fixed through the finger fixing mechanism. By controlling the work of one or more of the thumb traction motor and the four-finger traction motor, when the one or more of the thumb traction motor and the four-finger traction motor works, the fingers corresponding to the traction motor are passively trained, and at the moment, the execution end of the traction motor stretches out to push the fingers to do circular motion; when one or more of the thumb traction motor and the four-finger traction motor stop working, the fingers corresponding to the traction motor are actively trained, and the executing end of the traction motor is stretched by the strength of the fingers. According to the principle, palm aligning, fist making and other training modes in finger rehabilitation training can be performed.
Fixed handle subassembly including the fixed seat of adjusting that is fixed in the bottom plate, be equipped with perpendicular pole on the fixed seat of adjusting, the lateral wall department of perpendicular pole and palm center contact is fixed with vibrating motor, the upper end of perpendicular pole sets up the telescopic adjusting pole that has duckbilled form top. The telescopic adjusting rod can be adjusted up and down according to the size of the palm of a user to the duckbill-shaped top, so that the palm can be effectively limited to slide upwards. The vibration motor is arranged to provide a haptic feedback prompt for a user, and the sensory experience of the user is effectively enhanced.
Preferably, the upper end of fixed regulation seat be equipped with the arc recess that is used for placing the palm, the width of arc recess and user's palm thickness phase-match provide the comfort when using for the user.
The thumb traction assembly is further provided with a first fixing support fixed on the bottom plate, and the thumb motor mounting plate is connected with the first fixing support through a vertically arranged waist hole in a bolt mode. The vertical position of thumb motor mounting panel accessible vertical setting's waist hole regulation.
A thumb U-shaped groove used for being connected with the execution end of the thumb traction motor in a sliding manner is formed in the thumb motor mounting plate, and a thumb compression screw used for adjusting the movement or swing amplitude of the execution end of the thumb traction motor is arranged in the thumb U-shaped groove; the adjusting and pressing of the thumb pressing screw can enable the moving or swinging amplitude of the actuating end of the thumb traction motor to adapt to the length of the thumb of different users.
The four-finger traction assembly is further provided with a second fixing support fixed on the bottom plate, and the four-finger motor mounting plate is connected with the second fixing support through a vertically arranged waist hole in a bolt mode. The vertical position of four finger motor mounting panels accessible vertical setting's waist hole regulation.
The four-finger motor mounting plate is provided with four parallel four-finger U-shaped grooves, the four-finger U-shaped grooves are respectively used for being connected with the execution ends of the four-finger traction motors in a sliding manner, and four-finger pressing screws used for adjusting the movement or swing amplitude of the execution ends of the four-finger traction motors are arranged in the four-finger U-shaped grooves; the adjusting and pressing of the pressing screw can make the executing end of the four-finger traction motor move or swing to adapt to the length of the four fingers of different users.
Preferably, the four parallel four-finger U-shaped grooves are arranged in a circular arc shape on the four-finger motor mounting plate; different transverse slotting positions are arranged on the four-finger motor mounting plate so as to adapt to different length requirements of the four fingers.
The finger fixing mechanism comprises a binding band and a binding band fixing ring, one end of the binding band fixing ring is internally hinged with an execution end of the thumb traction motor or a U-shaped block of the execution end of the four-finger traction motor, the other end of the thumb binding band fixing ring is a semicircular plate fixed with the U-shaped block, and the semicircular plate is provided with a long hole for fixing the binding band. The finger bandage can be suitable for fingers with different thicknesses through the arrangement of the bandage.
Compared with the prior art, the invention designs the traction type finger rehabilitation training mechanism, and has the advantages that:
1. the invention realizes the active training and the passive training of five fingers simultaneously and can also realize the active training and the passive training of a single finger.
2. The traction rehabilitation training device can realize the traction rehabilitation training of the left hand and the right hand by mirror image copying of the mechanism.
3. The invention has simple structure, convenient use, easy assembly and detachable carrying; meanwhile, the invention has lower cost and is beneficial to popularization.
Drawings
Fig. 1 is a schematic structural diagram of a traction type finger rehabilitation training mechanism according to an embodiment of the invention.
Fig. 2 is a schematic structural view of the fixed handle assembly shown in fig. 1.
Fig. 3 is a schematic structural view of the thumb traction assembly shown in fig. 1.
Fig. 4 is a schematic structural view of the four-finger hitch assembly shown in fig. 1.
Fig. 5 is a schematic diagram of the traction type finger rehabilitation training mechanism shown in fig. 1 in use when fixing fingers.
Fig. 6 is a schematic diagram of the traction type finger rehabilitation training mechanism shown in fig. 1 in use during finger traction.
Detailed Description
As shown in fig. 1-4, the traction type finger rehabilitation training mechanism comprises a bottom plate 1, a fixed handle assembly 2, a thumb traction assembly 3 and a four-finger traction assembly 4. The thumb traction assembly 3 is arranged at one end, close to a human body, of the bottom plate 1, the four-finger traction assembly 4 is arranged at one end, far away from the human body, of the bottom plate 1, and the fixed handle assembly 2 is arranged between the thumb traction assembly 3 and the four-finger traction assembly 4.
The fixed handle assembly 2 comprises a fixed adjusting seat 6, a vibration motor 7 and a telescopic adjusting rod 5. The lower end of the fixed adjusting seat 6 is fixed on the bottom plate 1, the upper end of the fixed adjusting seat 6 is fixed with a vertical rod 61, and the side wall of the vertical rod 61 contacted with the palm center is fixed with a vibrating motor 7 for providing palm touch force prompt. The upper end of the fixed adjusting seat 6 is also provided with an arc-shaped groove 62 for placing a palm, the width of the arc-shaped groove 62 is 25-30 mm, and the width of the arc-shaped groove is matched with the palm thickness of a user, so that the comfortable sensation is provided for the user when the user uses the adjustable adjusting seat.
The upper end of the vertical rod 61 is fixed with a telescopic adjusting rod 5, the upper end of the telescopic adjusting rod 5 is a duckbilled top, and the telescopic adjusting rod 5 can be adjusted up and down according to the size of a palm of a user to the duckbilled top so as to effectively limit the palm to slide upwards. The lower part of the telescopic adjusting rod 5 is cylindrical, so that the comfort of the palm against the telescopic adjusting rod 5 is improved.
The thumb traction assembly 3 comprises a thumb traction motor 8 with a telescopic function, a thumb motor mounting plate 9, a first fixing support 10 and a finger fixing mechanism 11. The first fixing bracket 10 is an L-shaped bracket, and the bottom of the first fixing bracket is fixed on the bottom plate 1 through bolts; the part of the thumb motor mounting plate 9 close to the human body is provided with a vertical waist hole for fixing the first fixing support 10 through a bolt, and the thumb motor mounting plate 9 adjusts the vertical position through the vertical waist hole and the bolt, so that the adjustment of the height positions of the thumbs of different users can be met.
The upper part of the thumb motor mounting plate 9 extends towards the direction far away from the human body and is provided with a thumb U-shaped groove 91 used for being connected with the execution end of the thumb traction motor 8 in a sliding way, and the execution end of the thumb traction motor 8 faces the fixed handle component 2 and penetrates through the thumb motor mounting plate 9.
A thumb pressing screw 92 for adjusting the moving or swinging amplitude of the executing end of the thumb traction motor 8 is fixed at the outer end in the thumb U-shaped groove 91; the adjustment of the thumb compression screw 92 allows the movement or oscillation amplitude of the actuating end of the thumb traction motor 8 to be adapted to the thumb length of different users.
The four-finger traction assembly 4 comprises four-finger traction motors 12 with telescopic functions, a four-finger motor mounting plate 13, a second fixing support 14 and a finger fixing mechanism 11. The second fixed bracket 14 is an L-shaped bracket, and the bottom of the second fixed bracket is fixed on the bottom plate 1 through bolts; the part of the four-finger motor mounting plate 13 close to the human body is provided with a vertical waist hole for fixing the second fixing support 14 through a bolt, and the vertical position of the four-finger motor mounting plate 13 is adjusted through the vertical waist hole and the bolt, so that the adjustment of the overall height position of four fingers of different users can be met.
The part of the four-finger motor mounting plate 13, which is far away from the human body, is provided with four parallel four-finger U-shaped grooves 131 used for slidably connecting the execution ends of the four-finger traction motors 12, the vertical distance between the four-finger U-shaped grooves 131 is 24mm, and the execution ends of the four-finger traction motors 12 penetrate through the four-finger motor mounting plate 13 towards the fixed handle assembly 2.
Four parallel four-finger U-shaped grooves 131 are arranged in a circular arc shape on the four-finger motor mounting plate 13, and the transverse distance is 10-13 mm. Different transverse slotting positions are arranged on the four-finger motor mounting plate 13 so as to meet different length requirements of four fingers.
A four-finger pressing screw 132 for adjusting the movement or swing amplitude of the execution end of the four-finger traction motor 12 is fixed at the outer end in the four-finger U-shaped groove 131; the adjustment of the compression by the four finger compression screw 132 allows the actuation end of the four finger traction motor 12 to move or swing to an amplitude that accommodates the length of different fingers of different users.
The finger fixing mechanism 11 comprises a binding band 111 and a binding band fixing ring 112, one end of the binding band fixing ring 112 is a U-shaped block 113, the inside of the U-shaped block is hinged with an execution end of a thumb traction motor 8 or an execution end of a four-finger traction motor 12, the other end of the thumb binding band fixing ring 112 is a semicircular plate 114 fixed with the U-shaped block 113, the radius of the semicircular plate 114 is 9-10 mm, and the semicircular plate 114 is provided with a long hole for fixing the binding band 111.
As shown in fig. 5 and 6, when the user needs to perform the finger rehabilitation training, the heights of the telescopic adjusting rod 5, the thumb motor mounting plate 9 and the four-finger motor mounting plate 13 are adjusted according to the size of the palm of the user, the thumb pressing screw 92 and the four-finger pressing screw 132 are respectively loosened according to the length of the fingers of the user, and the positions of the thumb traction motor 8 and the four-finger traction motor 12 are adjusted by moving or swinging to press the thumb pressing screw 92 and the four-finger pressing screw 132 tightly. The palm is placed in the arc-shaped groove 62, the palm center is abutted against the vibrating motor 7, the fingers extend into the semicircular plate 114 and are fixed through the binding bands 111, and the binding bands 111 need to be fixed to the far finger joint of the thumb and the second finger joints of the index finger, the middle finger, the ring finger and the tail finger respectively.
By controlling the work of one or more of the thumb traction motor 8 and the four-finger traction motor 12, when one or more of the thumb traction motor 8 and the four-finger traction motor 12 works, the fingers corresponding to the traction motors are passively trained; when one or more of the thumb traction motor 8 and the four-finger traction motor 12 stops working, the fingers corresponding to the traction motors are actively trained, and the executing ends of the traction motors stretch by means of the strength of the fingers.
Taking the independent passive training of the thumb as an example, the thumb traction motor 8 is controlled to work independently, and the actuating end of the thumb traction motor 8 extends outwards. The finger fixing mechanism 11 is hinged with the actuating end of the thumb traction motor 8, so that the linear motion of the actuating end of the thumb traction motor 8 is converted into the arc motion bending towards the palm during thumb rehabilitation training. The other four fingers move in an arc shape bending towards the palm by the self force of the fingers, the arc motion of the four fingers is converted into the linear stretching of the execution end of the four-finger traction motor 12 through the hinging of the finger fixing mechanism 11 and the four-finger traction motor 12, and the five fingers bend to the vibration motor 7 to prompt the training to be finished. According to the principle, palm aligning, fist making and other training modes in finger rehabilitation training can be performed.
Claims (9)
1. A traction type finger rehabilitation training mechanism comprises a bottom plate (1), and is characterized in that one end of the bottom plate (1) is provided with a thumb traction assembly (3), the other end of the bottom plate is provided with a four-finger traction assembly (4), and a fixed handle assembly (2) used for limiting a palm to slide upwards is arranged between the thumb traction assembly (3) and the four-finger traction assembly (4); the thumb traction assembly (3) comprises a thumb motor mounting plate (9) and a thumb traction motor (8) with a telescopic function, and the execution end of the thumb traction motor (8) penetrates through the thumb motor mounting plate (9) towards the fixed handle assembly (2); the four-finger traction assembly (4) comprises four-finger motor mounting plates (13) and four-finger traction motors (12) with telescopic functions, and the execution ends of the four-finger traction motors (12) penetrate through the four-finger motor mounting plates (13) towards the fixed handle assembly (2); the end parts of the execution end of the thumb traction motor (8) and the execution end of the four-finger traction motor (12) are respectively hinged with five finger fixing mechanisms (11) for fixing fingers.
2. The traction type finger rehabilitation training mechanism as claimed in claim 1, wherein the fixed handle assembly (2) comprises a fixed adjusting seat (6) fixed on the bottom plate (1), a vertical rod (61) is arranged on the fixed adjusting seat (6), a vibration motor (7) is fixed on the side wall of the vertical rod (61) contacting with the palm center, and a telescopic adjusting rod (5) with a duckbilled top is arranged at the upper end of the vertical rod (61).
3. The traction type finger rehabilitation training mechanism as claimed in claim 2, wherein the upper end of the fixed adjusting seat (6) is provided with an arc-shaped groove (62) for placing a palm, and the width of the arc-shaped groove (62) is matched with the thickness of the palm of the user.
4. The pull-type finger rehabilitation training mechanism according to claim 1, wherein the thumb traction assembly (3) is further provided with a first fixing bracket (10) fixed on the bottom plate (1), and the thumb motor mounting plate (9) is in bolted connection with the first fixing bracket (10) through a vertically arranged waist hole.
5. The traction-type finger rehabilitation training mechanism as claimed in claim 1, wherein a thumb U-shaped groove (91) for slidably connecting the actuating end of the thumb traction motor (8) is formed in the thumb motor mounting plate (9), and a thumb compression screw (92) for adjusting the moving or swinging amplitude of the actuating end of the thumb traction motor (8) is arranged in the thumb U-shaped groove (91).
6. The traction type finger rehabilitation training mechanism as claimed in claim 1, wherein the four-finger traction assembly (4) is further provided with a second fixing bracket (14) fixed on the bottom plate (1), and the four-finger motor mounting plate (13) is in bolted connection with the second fixing bracket (14) through a vertically arranged waist hole.
7. The traction-type finger rehabilitation training mechanism according to claim 1, wherein four parallel four-finger U-shaped grooves (131) are formed in the four-finger motor mounting plate (13), the four-finger U-shaped grooves (131) are respectively used for being connected with the execution ends of the four-finger traction motor (12) in a sliding manner, and four-finger pressing screws (132) used for adjusting the movement or swing amplitude of the execution ends of the four-finger traction motor (12) are respectively arranged in the four-finger U-shaped grooves (131).
8. The pull-type finger rehabilitation training mechanism as claimed in claim 7, wherein said four parallel four-finger U-shaped slots (131) are arranged in a circular arc shape on said four-finger motor mounting plate (13).
9. The pull-type finger rehabilitation training mechanism according to claim 1, wherein the finger fixing mechanism (11) comprises a strap (111) and a strap fixing ring (112), one end of the strap fixing ring (112) is a U-shaped block (113) internally hinged with an execution end of the thumb traction motor (8) or an execution end of the four-finger traction motor (12), the other end of the thumb strap fixing ring (112) is a semicircular plate (114) fixed with the U-shaped block (113), and the semicircular plate (114) is provided with a long hole for fixing the strap (111).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110980816.5A CN115721911A (en) | 2021-08-25 | 2021-08-25 | Traction type finger rehabilitation training mechanism |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110980816.5A CN115721911A (en) | 2021-08-25 | 2021-08-25 | Traction type finger rehabilitation training mechanism |
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| Publication Number | Publication Date |
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| CN115721911A true CN115721911A (en) | 2023-03-03 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202110980816.5A Pending CN115721911A (en) | 2021-08-25 | 2021-08-25 | Traction type finger rehabilitation training mechanism |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117046051A (en) * | 2023-10-12 | 2023-11-14 | 三六三医院 | Adaptive grip strength recovery instrument |
-
2021
- 2021-08-25 CN CN202110980816.5A patent/CN115721911A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117046051A (en) * | 2023-10-12 | 2023-11-14 | 三六三医院 | Adaptive grip strength recovery instrument |
| CN117046051B (en) * | 2023-10-12 | 2023-12-29 | 三六三医院 | Adaptive grip strength recovery instrument |
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