Joint movement instrument for clinical rehabilitation

Abstract

The utility model relates to the technical field of medical instruments, and discloses a joint movement instrument for clinical rehabilitation, which comprises a base, supports are fixedly connected to two sides of the top of the base, connecting blocks are fixedly connected to the two supports, a U-shaped frame is rotatably connected between the two connecting blocks, and a servo motor is mounted on one of the supports. A foot is placed on the foot sleeve to be fixed, a shank is fixed in the foot fixing sleeve in an auxiliary mode, then the servo driving base is started to drive the U-shaped frame to swing front and back and drive the ankle to move, then the transverse driving base is started to drive the foot sleeve to move back and forth along the internal action of the through groove, and left-right twisting of the foot is simulated. And a servo driving disc is started to drive a foot sleeve to horizontally rotate in a reciprocating manner and simulate horizontal twisting, so that a multi-directional comprehensive auxiliary exercise simulation effect is realized, and the device has the advantages of convenience, flexibility and good ankle joint exercise effect, and is convenient for a patient who is inconvenient to sit to lie and use.

Description

Technical Field

[0001] The utility model relates to the technical field of medical equipment, in particular to a joint movement instrument for clinical rehabilitation. Background Art

[0002] Patients with leg joint injuries need to do leg exercises. Appropriate exercises can promote the recovery of leg joints, so leg joint exercises are useful. When doing leg joint exercises, it is generally necessary to exercise the leg joints independently. In order to enable patients to exercise and recover better, instruments for assisting joint movements in rehabilitation have appeared.

[0003] For example, patent application No. 202020526248.2 discloses a leg joint activity device for orthopedic rehabilitation, including a T-shaped base plate, characterized in that: the upper side of the horizontal plate of the T-shaped base plate is fixedly connected to a motor, the output shaft of the motor is fixedly connected to the lower end of the rotating shaft, and the rotating shaft is connected to the middle part of the horizontal bar of the U-shaped fixing rod through a bearing, and the two vertical rods of the U-shaped fixing rod are fixedly connected to the upper side of the horizontal plate of the T-shaped base plate, the upper end of the rotating shaft is fixedly connected to one end of the inclined rod, and the other end of the inclined rod is fixedly connected to a cylinder on the upper side, and the cylinder is inserted into a sleeve, and the upper end of the sleeve is fixedly connected to the lower middle part of the horizontal plate, and the two ends of the horizontal plate are respectively fixedly connected to one side of the foot pedal. This device can assist the patient in exercising the leg joints.

[0004] However, the exercise equipment in the prior art generally requires the patient to sit or stand for training, and most of them are for knee joint training, but have less auxiliary training functions for ankle joints, and are not practical. Utility Model Content

[0005] The utility model aims to solve the problems existing in the prior art and provides a joint movement instrument for clinical rehabilitation.

[0006] To achieve the above purpose, the utility model adopts the following technical solution.

[0007] The cam is connected to the support frame by a spring, and the cam is connected to the support frame by a spring, and the cam is connected to the support frame by a spring, and the cam is connected to the support frame by a spring.

[0008] As a further description of the above technical solution: the lateral drive seat includes a top block, a vertical block, a servo motor and a gear, the servo drive disk is installed on the top block, the bottom of the top block is fixedly connected to the vertical block, the bottom of the top block extends downward through the through slot, the servo motor is fixedly installed inside the vertical block, the output end of the servo motor is fixedly connected to the gear through a coupling, and the outer side of the gear is meshed with the tooth groove.

[0009] As a further description of the above technical solution: reverse limit blocks are fixedly connected to both sides of the bottom end of the vertical block, and the top of the reverse limit block is rotatably connected to balls arranged at equal distances, and the balls are in rolling contact with the bottom of the U-shaped frame.

[0010] As a further description of the above technical solution: the surface of the foot cover is fixedly connected to the first protective pad layer, and the foot cover is installed with a first binding belt.

[0011] As a further description of the above technical solution: the leg fixing sleeve is provided with two straps connected by Velcro.

[0012] As a further description of the above technical solution: a rear limiting pad is fixedly connected to the top of the heel of the foot cover.

[0013] Compared with the prior art, the advantages of the present invention are:

[0014] This solution uses a U-shaped frame on the bracket, a servo drive seat and a servo motor in conjunction with a servo drive disk and a foot cover, so that the device has the advantages of being convenient for patients who are not convenient to sit to use while lying down, being convenient and flexible, and having a good training effect on the ankle joint. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a three-dimensional structural schematic diagram of the utility model;

[0016] Figure 2 for Figure 1 A schematic diagram of the enlarged structure of the middle part A;

[0017] Figure 3 It is a partial side cross-sectional structural schematic diagram of the utility model;

[0018] Figure 4 It is a schematic diagram of the top structure of the utility model.

[0019] Description of the numbers in the figure:

[0020] 1. Base; 2. Bracket; 3. Connecting block; 4. U-shaped frame; 5. Servo motor; 6. Servo drive seat; 7. Fixed frame; 8. Through slot; 9. Tooth slot; 10. Horizontal drive seat; 101. Top block; 102. Vertical block; 1021. Reverse limit block; 1022. Ball; 103. Servo motor; 104. Gear; 11. Support seat; 12. Servo drive disk; 13. Foot cover; 131. First protective pad layer; 132. First restraint belt; 14. Rear limit pad; 15. Leg fixing cover; 151. Strap. DETAILED DESCRIPTION

[0021] The following will clearly and completely describe the technical solutions in the embodiments of the present invention in conjunction with the accompanying drawings in the embodiments of the present invention;

[0022] See also Figures 1 to 4 The utility model provides a clinical rehabilitation joint activity instrument, comprising a base 1, brackets 2 are fixedly connected to both sides of the top of the base 1, connecting blocks 3 are fixedly connected to the two brackets 2, a U-shaped frame 4 is rotatably connected between the two connecting blocks 3, a servo motor 5 is installed on one of the brackets 2, the output end of the servo motor 5 is fixedly connected to the connecting block 3 through a coupling, a servo drive seat 6 is fixedly connected to one of the connecting blocks 3, the movable end of the servo drive seat 6 is fixedly connected to the U-shaped frame 4, a fixing frame 7 is installed between the two connecting blocks 3, a leg fixing sleeve 15 is installed on the fixing frame 7, a through slot 8 is provided on the U-shaped frame 4, a tooth groove 9 is provided on one side of the through slot 8, a transverse driving seat 10 matched with the tooth groove 9 is installed inside the through slot 8, a support seat 11 is fixedly installed on the top of the transverse driving seat 10, a servo drive disk 12 is installed on the top of the support seat 11, and a foot sleeve 13 is fixedly connected to the top of the servo drive disk 12.

[0023] In the utility model, the base 1 is used as the device support. First, the patient can take a sitting position, place the foot on the foot cover 13 for fixing, and fix the calf inside the foot fixing cover 15 for auxiliary fixing, and then start the servo drive seat 6 to drive the U-shaped frame to swing back and forth, drive the ankle to move, and then start the lateral drive seat 10 to drive the foot cover 13 to reciprocate along the internal action of the through groove 8 to simulate the left and right twisting of the foot, and start the servo drive disk 12 to drive the foot cover 13 to reciprocate horizontally to simulate the horizontal twisting, so as to achieve a multi-directional and comprehensive simulation auxiliary exercise effect, and when the patient is inconvenient When exercising in a sitting position, the servo motor 3 is started to drive the U-shaped frame 4 to move from the bottom to a horizontal state, and the fixing frame 7 and the leg fixing sleeve 15 are also moved to a horizontal state. At this time, it is convenient for the patient to lie down and fix his feet on the device for auxiliary exercise, thereby realizing the advantages of the device being convenient for patients who are not convenient to sit to use while lying down, being convenient and flexible, and having a good exercise effect on the ankle joint. This solves the problem in the prior art that patients are generally required to sit or stand for training, and most of the training is for knee joints, but the auxiliary exercise function for the ankle joints is less, and the practicality is poor.

[0024] See also Figure 2 and Figure 3 , wherein: the transverse drive seat 10 includes a top block 101, a vertical block 102, a servo motor 103 and a gear 104, the servo drive disk 12 is installed on the top block 101, the bottom of the top block 101 is fixedly connected to the vertical block 102, the bottom of the top block 101 extends downward through the through slot 8, the servo motor 103 is fixedly installed inside the vertical block 102, the output end of the servo motor 103 is fixedly connected to the gear 104 through a coupling, and the outer side of the gear 104 is meshed with the tooth groove 9.

[0025] In the utility model, the servo motor 103 is started to drive the gear 104 to rotate, so as to drive the vertical block 102 and the top block 101 to reciprocate along the U-shaped frame 4, so as to drive the ankle to twist left and right.

[0026] See also Figure 2 and Figure 3 , wherein: the bottom ends of the vertical block 102 are fixedly connected with reverse limit blocks 1021 on both sides, the top of the reverse limit block 1021 is rotatably connected with balls 1022 arranged at equal distances, and the balls 1022 are in rolling contact with the bottom of the U-shaped frame 4.

[0027] In the utility model, the reverse limiting block 1021 cooperates with the ball 1022 to realize the reverse limiting of the vertical block 102, so that the operation of the vertical block 102 is more stable.

[0028] See also Figure 1 The surface of the foot cover 13 is fixedly connected to the first protective pad layer 131 , and a first binding belt 132 is installed on the foot cover 13 .

[0029] In the present invention, the first protective pad layer 131 makes the foot feel more comfortable, and the first binding belt 132 facilitates the fixing of the foot.

[0030] See also Figure 1 and Figure 4 , wherein: the leg fixing sleeve 15 is provided with two straps 151 connected by Velcro.

[0031] In the present invention, the legs are fixed by the binding belt 151, and the legs and feet are fixed independently by the first binding belt 132.

[0032] See also Figure 1 , wherein: a rear limiting pad 14 is fixedly connected to the top of the heel of the foot cover 13 .

[0033] In the utility model, the rear limiting pad 14 allows the patient's feet to be stably supported when lying down, thereby ensuring comfort.

[0034] The above is a preferred specific implementation of the utility model; however, the protection scope of the utility model is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the utility model according to the technical solution and its improved conception of the utility model, which should be included in the protection scope of the utility model.

Claims

1. A joint movement instrument for clinical rehabilitation, comprising a base (1), characterized in that: The top two sides of the base (1) are fixedly connected with brackets (2), the two brackets (2) are fixedly connected with connecting blocks (3), a U-shaped frame (4) is rotatably connected between the two connecting blocks (3), a servo motor (5) is installed on one of the brackets (2), the output end of the servo motor (5) is fixedly connected to the connecting block (3) through a coupling, a servo drive seat (6) is fixedly connected to one of the connecting blocks (3), the movable end of the servo drive seat (6) is fixedly connected to the U-shaped frame (4), and the two connecting blocks (3) are connected to each other. A fixing frame (7) is installed, a leg fixing sleeve (15) is installed on the fixing frame (7), a through slot (8) is opened on the U-shaped frame (4), a tooth groove (9) with a tooth surface up and down is arranged on one side inside the through slot (8), a transverse driving seat (10) matched with the tooth groove (9) is installed inside the through slot (8), a supporting seat (11) is fixedly installed on the top of the transverse driving seat (10), a servo driving disk (12) is installed on the top of the supporting seat (11), and a foot sleeve (13) is fixedly connected to the top of the servo driving disk (12).

2. The joint movement instrument for clinical rehabilitation according to claim 1, characterized in that: The transverse drive seat (10) comprises a top block (101), a vertical block (102), a servo motor (103) and a gear (104); the servo drive disk (12) is mounted on the top block (101); the bottom of the top block (101) is fixedly connected to the vertical block (102); the bottom of the top block (101) extends downward through the through slot (8); the servo motor (103) is fixedly mounted inside the vertical block (102); the output end of the servo motor (103) is fixedly connected to the gear (104) via a coupling; the outer side of the gear (104) is meshed with the tooth groove (9).

3. The joint movement instrument for clinical rehabilitation according to claim 2, characterized in that: Reverse limit blocks (1021) are fixedly connected to both sides of the bottom end of the vertical block (102), and the top of the reverse limit block (1021) is rotatably connected to balls (1022) arranged at equal distances, and the balls (1022) are in rolling contact with the bottom of the U-shaped frame (4).

4. The joint movement instrument for clinical rehabilitation according to claim 1, characterized in that: The surface of the foot cover (13) is fixedly connected to a first protective pad layer (131), and a first binding belt (132) is installed on the foot cover (13).

5. The joint movement instrument for clinical rehabilitation according to claim 1, characterized in that: The leg fixing sleeve (15) is provided with two binding straps (151) connected by Velcro.

6. The joint movement instrument for clinical rehabilitation according to claim 1, characterized in that: The top of the heel of the foot cover (13) is fixedly connected with a rear limiting pad (14).

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