Finger corrector for rehabilitation of ulnar deflection deformation of hand of rheumatoid patient

Abstract

The utility model relates to the technical field of rehabilitation medical instruments, in particular to a finger corrector for rehabilitation of ulnar deflection deformation of hands of rheumatoid patients. The finger corrector for the rehabilitation of the ulnar deflection deformation of the hand of the rheumatoid patient comprises a positioning plate, mounting seats, metacarpal joint fingerstalls, a binding band, a connecting plate and the like, the binding band capable of being bound is connected to the positioning plate, the four mounting seats are evenly placed on the positioning plate at intervals, the connecting plate is rotationally connected to the mounting seats, and the connecting plate is connected with the metacarpal joint fingerstalls. The bottom of each connecting plate is connected with a metacarpal joint fingerstall. By means of horizontal rotation adjustment of the connecting plate on the mounting seat and independent horizontal rotation adjustment of the near-end finger joint fingerstall, the device can be suitable for hand deformation conditions of different patients, adjustment and correction are performed according to actual conditions, the situation that part of patients are difficult to adapt to and wear is avoided, adjustment is performed according to the bearable degree of the hand, use is flexible, and use is convenient. The applicable crowd is wide.

Description

Technical Field

[0001] The utility model relates to the technical field of rehabilitation medical equipment, in particular to a finger corrector for rehabilitation of ulnar deviation and deformation of the hands of rheumatoid patients. Background Art

[0002] Rheumatoid generally refers to rheumatoid arthritis. Due to the autoimmune reaction in the patient's body, it leads to synovial hyperplasia, invasion of cartilage and surrounding tissues, etc., which may lead to deformities in the fingers. In addition, if the joints are not kept warm in daily life, the joints will be cold, which may cause poor local blood circulation, resulting in symptoms such as joint stiffness and swelling. During the medical process or postoperative recovery process, finger correctors will be used to correct finger deformations.

[0003] The patent with publication number CN219983169U discloses a finger corrector for the rehabilitation of ulnar deviation deformity of the hand of rheumatoid patients, including a wrist board and a finger board arranged at the front end of the wrist board, the wrist board is provided with a wrist cuff for fixing the wrist board to the patient's wrist, the finger board is provided with a finger cuff for fixing the finger board to the patient's finger, the finger board includes a thumb board, an index finger board, a middle finger board, a ring finger board and a little finger board, any one or more combinations of the thumb board, the index finger board, the middle finger board, the ring finger board and the little finger board are set as movable finger boards, the movable finger boards are hinged on the side wall of the end of the wrist board, and the hinge rotation angle of the movable finger board is set to 15 to 20 degrees.

[0004] The above patent still has the following disadvantages: although the movable support plate can correct the angle between 15-20°, due to the complex hand deformation of rheumatoid patients, joint deformity and swelling occur, the fingers deviate to the ulnar side, and the phalanges of the fingers will be deviated and deformed. When wearing the corrector, if only the palm joint part can be adjusted but the finger joint part of the corrector cannot be adjusted, some patients will not be able to wear the corrector and find it difficult to adapt to the corrector. Utility Model Content

[0005] In order to overcome the above-mentioned shortcomings, the utility model provides a finger corrector for rehabilitation of ulnar deviation of the hand of rheumatoid patients.

[0006] A finger corrector for rehabilitation of ulnar deviation deformity of the hand of a rheumatoid patient comprises a positioning plate, a connecting rope, a mounting seat, a palm joint finger sleeve, a proximal finger joint finger sleeve, a connecting belt, a pin shaft, a limiting plate, a binding strap, a connecting plate, a threaded shaft II and an adjusting component. The positioning plate is connected with a binding strap, four mounting seats are evenly spaced on the positioning plate, the mounting seats are rotatably connected with connecting plates, the bottom of the connecting plates are connected with palm joint finger sleeves, the right ends of the palm joint finger sleeves are connected with proximal finger joint finger sleeves through connecting belts, the rear end of the positioning plate is connected with a connecting rope, the right end of the connecting rope is also connected with the palm joint finger sleeve, the connecting belt and the proximal finger joint finger sleeve, the connecting belt is made of soft material, the top of the positioning plate is fixedly connected with the limiting plate, four pin shafts are evenly spaced and rotatably connected on the limiting plate, the pin shafts are all connected to the mounting seat on the same side, the threaded shaft II is threadedly connected between the mounting seat and the top of the connecting plate on the same side, the palm joint finger sleeve and the proximal finger joint finger sleeve are provided with an adjusting component, and the adjusting component can adjust the position and angle of the proximal finger joint finger sleeve.

[0007] To further explain, the adjustment assembly includes a connecting part I, a sliding rod, an adjustment block, a bolt II, a rotating rod, a connecting part II, a threaded shaft I and a bolt I. The top of the palm joint finger sleeve is fixedly connected to the connecting part I, the sliding rod is slidably connected to the connecting part I, the sliding rod passes through the connecting plate on the same side, the connecting part I is threadedly connected to the bolt I, the bolt I passes through the connecting plate, the bottom of the bolt I resists the sliding rod, an adjustment block is fixed on the right side of the sliding rod, the rotating rod is rotatably connected to the adjusting block, the bolt II is threadedly connected to the adjusting block, the bottom of the bolt II resists the rotating rod, the top of the proximal finger joint finger sleeve is rotatably connected to the connecting part II, the connecting part II is connected to the rotating rod on the same side, the threaded shaft I is threadedly connected to the connecting part II, and the bottom of the threaded shaft I resists the proximal finger joint finger sleeve.

[0008] Further description, the corrector also includes a plastic filling block II, a connecting seat and a massage ball. The proximal finger joint sleeves are slidably connected to the connecting seat, and the connecting seat is hinged with a massage ball for massaging the joint. A plastic filling block II is provided at the connection between the connecting seat and the proximal finger joint sleeve.

[0009] Further description, the corrector also includes nylon Velcro I and nylon Velcro II. The outer sides of the palm joint finger sleeves are clamped with nylon Velcro II, and the outer sides of the proximal finger joint finger sleeves are clamped with nylon Velcro I. Nylon Velcro I and nylon Velcro II are used to tighten the palm joint finger sleeves and the proximal finger joint finger sleeves.

[0010] Further description, the corrector also includes a plastic filling block I, and plastic filling blocks I are provided on both sides of the connection between the positioning plate and the mounting seat, and the plastic filling blocks I are closely attached to both sides of the mounting seat.

[0011] To further explain, the plastic filling block I and the plastic filling block II are elastic sponges.

[0012] The beneficial effects of the utility model are as follows: the utility model can adapt to the hand deformation conditions of different patients by horizontally rotating and adjusting the connecting plate on the mounting seat and independently rotating and adjusting the proximal finger joint finger sleeve horizontally, and can adjust and correct according to actual conditions to avoid some patients having difficulty in adapting to and wearing the hand. In this way, the hand can be adjusted according to the degree that the hand can bear, and the use is flexible and suitable for a wide range of people. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a three-dimensional structural schematic diagram of the utility model.

[0014] Figure 2 It is a schematic diagram of a partial three-dimensional structure of the utility model.

[0015] Figure 3 It is a three-dimensional structural schematic diagram of components such as the palm joint finger sleeve, the proximal finger joint finger sleeve and the sliding rod of the utility model.

[0016] Figure 4 It is a three-dimensional structural schematic diagram of the sliding rod, rotating rod and connecting member II of the utility model.

[0017] Figure 5 It is a three-dimensional structural schematic diagram of the adjusting block, bolt II, rotating rod and other components of the utility model.

[0018] Figure 6 It is a three-dimensional structural schematic diagram of the proximal finger joint finger sleeve and the massage ball of the utility model.

[0019] Figure 7 It is a three-dimensional structural schematic diagram of the plastic filling block II, the connecting seat and the massage ball of the utility model.

[0020] Markings in the accompanying drawings: 1: positioning plate, 101: connecting rope, 2: mounting seat, 3: palm joint finger sleeve, 4: connecting piece I, 5: sliding rod, 51: adjusting block, 52: bolt II, 6: rotating rod, 7: connecting piece II, 71: threaded shaft I, 8: proximal finger joint finger sleeve, 9: bolt I, 10: nylon Velcro I, 1001: nylon Velcro II, 11: connecting belt, 12: pin shaft, 13: limiting plate, 14: plastic filling block I, 15: plastic filling block II, 16: connecting seat, 17: massage ball, 18: strap, 21: connecting plate, 22: threaded shaft II. DETAILED DESCRIPTION

[0021] The present invention will now be described more fully below with reference to the accompanying drawings, in which the present invention is shown in its currently preferred embodiments. However, the present invention can be implemented in many different forms and should not be construed as being limited to the embodiments set forth herein; rather, these embodiments are provided for thoroughness and completeness, and these embodiments fully convey the scope of the present invention to the skilled person.

[0022] Embodiment: A finger corrector for rehabilitation of ulnar deviation of the hand of a rheumatoid patient, such as Figure 1-Figure 5 As shown, it includes a positioning plate 1, a connecting rope 101, a mounting seat 2, a palm joint finger sleeve 3, a proximal finger joint finger sleeve 8, a connecting belt 11, a pin 12, a limiting plate 13, a binding belt 18, a connecting plate 21, a threaded shaft II 22 and an adjustment component. The positioning plate 1 is connected with a binding belt 18, four mounting seats 2 are evenly spaced on the positioning plate 1, and the mounting seats 2 are rotatably connected with a connecting plate 21. The bottom of the connecting plate 21 is connected to a palm joint finger sleeve 3, and the right end of the palm joint finger sleeve 3 is connected to the proximal finger joint finger sleeve 8 through the connecting belt 11. The rear end of the positioning plate 1 is connected There is a connecting rope 101, and the right end of the connecting rope 101 is also connected to the palm joint finger sleeve 3, the connecting belt 11 and the proximal finger joint finger sleeve 8. The palm joint finger sleeve 3 and the proximal finger joint finger sleeve 8 are connected to each other through the connecting belt 11. The connecting belt 11 is made of soft material. The top of the positioning plate 1 is fixedly connected to a limiting plate 13, and four pins 12 are rotatably connected to the limiting plate 13 at even intervals. The pins 12 are all connected to the mounting seat 2 on the same side. A threaded shaft II 22 is threadedly connected between the mounting seat 2 and the top of the connecting plate 21 on the same side. Adjustment components are provided on the palm joint finger sleeve 3 and the proximal finger joint finger sleeve 8.

[0023] like Figure 2-Figure 5 As shown, the adjustment assembly includes a connecting piece Ⅰ4, a sliding rod 5, an adjustment block 51, a bolt Ⅱ52, a rotating rod 6, a connecting piece Ⅱ7, a threaded shaft Ⅰ71 and a bolt Ⅰ9. The top of the palm joint finger sleeve 3 is fixedly connected to the connecting piece Ⅰ4, and the sliding rod 5 is slidably connected to the connecting piece Ⅰ4. The sliding rod 5 passes through the connecting plate 21 on the same side. The connecting piece Ⅰ4 is threadedly connected with a bolt Ⅰ9, and the bolt Ⅰ9 passes through the connecting plate 21. The bottom of the bolt Ⅰ9 is against the sliding rod 5. The right side of the sliding rod 5 is fixed with an adjustment block 51, and the adjusting block 51 is rotatably connected to the rotating rod 6. The adjustment block 51 is threadedly connected with a bolt II 52, and the bottom of the bolt II 52 abuts against the rotating rod 6. The top of the proximal finger joint sleeve 8 is rotatably connected with a connecting piece II 7, and the connecting piece II 7 is connected to the rotating rod 6 on the same side. The connecting piece II 7 is threadedly connected with a threaded shaft I 71, and the bottom of the threaded shaft I 71 abuts against the proximal finger joint sleeve 8. By loosening the threaded shaft I 71, the proximal finger joint sleeve 8 can be horizontally rotated, and by loosening the bolt II 52, the rotating rod 6 can be slightly rotated up and down. By loosening the bolt I 9, the sliding rod 5 can be moved left and right.

[0024] like Figure 1 , Figure 2 , Figure 3 , Figure 4 , Figure 6 and Figure 7 As shown, the corrector also includes nylon hook and loop fastener I10, nylon hook and loop fastener II1001, plastic filling block I14, plastic filling block II15, connecting seat 16 and massage ball 17. The proximal finger joint sleeve 8 is slidably connected with the connecting seat 16, and the connecting seat 16 is hinged with the massage ball 17. The connection between the connecting seat 16 and the proximal finger joint sleeve 8 is provided with a plastic filling block II15. Twisting the massage ball 17 can massage the finger joint. The front and rear sides of the connection between the positioning plate 1 and the mounting seat 2 A plastic filling block Ⅰ14 is provided, and the plastic filling block Ⅰ14 is close to the front and rear sides of the mounting seat 2. The mounting seat 2 can squeeze the plastic filling block Ⅰ14 to slightly adjust on the positioning plate 1. The plastic filling block Ⅰ14 and the plastic filling block Ⅱ15 are elastic sponges. The outer side of the palm joint finger sleeve 3 is clamped with nylon Velcro Ⅱ1001, and the outer side of the proximal finger joint finger sleeve 8 is clamped with nylon Velcro Ⅰ10. The nylon Velcro Ⅰ10 and the nylon Velcro Ⅱ1001 are used to tighten the palm joint finger sleeve 3 and the proximal finger joint finger sleeve 8.

[0025] When correcting fingers, first clean and disinfect the fingers, then gently put the device on the palm, insert the fingers into the metacarpophalangeal finger sleeve 3 and the proximal finger joint finger sleeve 8, put the positioning plate 1 on the palm, and adjust the metacarpophalangeal finger sleeve 3 and the proximal finger joint finger sleeve 8 horizontally according to the degree of ulnar deformation of the hand. The threaded shaft II 22 can be loosened first, and after the fingers are put into the corrector, the connecting plate 21 can be rotated horizontally with the metacarpophalangeal finger sleeve 3 and the proximal finger joint finger sleeve 8. After the fingers are inserted into the metacarpophalangeal finger sleeve 3, ensure that the metacarpophalangeal joints of the fingers are put on the metacarpophalangeal finger sleeve 3, and the proximal finger joints are put on the proximal finger joint finger sleeve 8, and the thumb is put on the connecting rope. On the palm joint finger sleeve 3 and the proximal finger joint finger sleeve 8 connected by 101, if the position of the proximal finger joint finger sleeve 8 does not correspond to the joint position, the bolt I9 and the bolt II52 can be loosened to make the bolt I9 loosen the sliding rod 5, and the sliding rod 5 is adjusted to the left or right, which will drive the rotating rod 6, the connecting piece II7 and the proximal finger joint finger sleeve 8 to adjust the position of the proximal finger joint finger sleeve 8, and the rotating rod 6 can be slightly rotated on the adjusting block 51 to avoid the proximal finger joint finger sleeve 8 being tightened, which causes the patient to be unable to adapt to the discomfort of the hand for a while. After adjustment, the bolt I9 and the bolt II52 are reversed and tightened, and people can adjust the position of the proximal finger joint finger sleeve 8 according to the finger. Adjust the corrector to an acceptable degree in the deformed state, and tighten the threaded shaft II 22. Correct the fingers through the metacarpal joint finger sleeve 3 and the proximal finger joint finger sleeve 8. After successfully wearing and adjusting, tie the positioning plate 1 to the palm through the strap 18. You can use nylon Velcro I 10 and nylon Velcro II 1001 to tie the metacarpal joint finger sleeve 3 and the proximal finger joint finger sleeve 8 respectively to ensure that the metacarpal joint finger sleeve 3 and the proximal finger joint finger sleeve 8 are close to the finger joint to avoid looseness, so as to be suitable for patients with different finger circumferences. The patient's fingers are temporarily difficult to adapt to the corrector due to deformation, and the patient's hand will move autonomously due to the metacarpal joint. The mounting seat 2 can be positioned in the positioning The plate 1 is twisted slightly to allow the patient's fingers to have a slight space to move while ensuring the correction effect. The plastic filling block Ⅰ14 will be squeezed and deformed to cushion the mounting seat 2. Due to the different palm structures, the metacarpophalangeal finger sleeve 3 of the thumb part is connected to the proximal finger joint finger sleeve 8 by a connecting rope 101 to suit different patients. During the correction process, the massage ball 17 can be twisted. The massage ball 17 is connected to the connecting seat 16. The connecting seat 16 twists with the massage ball 17. The massage ball 17 squeezes the plastic filling block Ⅱ15. The twisting of the massage ball 17 will perform rotational massage on the proximal finger joints of the fingers, which can relax the muscles and tendons, increase the flexibility of the joints, and relieve pain.

[0026] Although the present invention has been described with reference to exemplary embodiments, it should be understood that the present invention is not limited to the disclosed exemplary embodiments. The scope of the following claims is to be accorded the broadest interpretation so as to encompass all modifications and equivalent structures and functions.

Claims

1. A finger corrector for rehabilitation of ulnar deviation of hand of rheumatoid patients, characterized by: The invention comprises a positioning plate (1), a connecting rope (101), a mounting seat (2), a palm joint finger sleeve (3), a proximal finger joint finger sleeve (8), a connecting belt (11), a pin shaft (12), a limiting plate (13), a binding belt (18), a connecting plate (21), a threaded shaft II (22) and an adjusting component. The positioning plate (1) is connected with a binding belt (18). Four mounting seats (2) are evenly spaced on the positioning plate (1). The mounting seats (2) are all rotatably connected with a connecting plate (21). The bottom of the connecting plate (21) is connected with a palm joint finger sleeve (3). The right end of the palm joint finger sleeve (3) is connected with a proximal finger joint finger sleeve (8) via a connecting belt (11). The positioning plate ( 1) The rear end is connected with a connecting rope (101), the right end of the connecting rope (101) is also connected with a palm joint finger sleeve (3), a connecting belt (11) and a proximal finger joint finger sleeve (8), the connecting belt (11) is made of soft material, the top of the positioning plate (1) is fixedly connected with a limiting plate (13), four pins (12) are evenly spaced and rotatably connected on the limiting plate (13), the pins (12) are all connected with the mounting seat (2) on the same side, and a threaded shaft II (22) is threadedly connected between the mounting seat (2) and the top of the connecting plate (21) on the same side, and an adjustment component is provided on the palm joint finger sleeve (3) and the proximal finger joint finger sleeve (8), and the adjustment component can adjust the position and angle of the proximal finger joint finger sleeve (8).

2. A finger corrector for rehabilitation of ulnar deviation of hand of rheumatoid patients according to claim 1, characterized in that: The adjustment assembly comprises a connecting member I (4), a sliding rod (5), an adjustment block (51), a bolt II (52), a rotating rod (6), a connecting member II (7), a threaded shaft I (71) and a bolt I (9). The top of the palm joint finger sleeve (3) is fixedly connected with the connecting member I (4). The connecting member I (4) is slidably connected with the sliding rod (5). The sliding rod (5) passes through the connecting plate (21) on the same side. The connecting member I (4) is threadedly connected with the bolt I (9). The bolt I (9) passes through the connecting plate (21). The bottom of the bolt I (9) is against the sliding rod. The movable rod (5) and the sliding rod (5) are both fixed with an adjusting block (51) on the right side, the adjusting block (51) is rotatably connected with a rotating rod (6), the adjusting block (51) is threadedly connected with a bolt II (52), the bottom of the bolt II (52) abuts against the rotating rod (6), the top of the proximal finger joint sleeve (8) is rotatably connected with a connecting piece II (7), the connecting piece II (7) is connected to the rotating rod (6) on the same side, the connecting piece II (7) is threadedly connected with a threaded shaft I (71), the bottom of the threaded shaft I (71) abuts against the proximal finger joint sleeve (8).

3. A finger corrector for rehabilitation of ulnar deviation of hand of rheumatoid patients according to claim 2, characterized in that: The corrector further comprises a plastic filling block II (15), a connecting seat (16) and a massage ball (17); the connecting seat (16) is slidably connected to the proximal finger joint sleeve (8); the massage ball (17) for massaging the joint is hingedly connected to the connecting seat (16); and the plastic filling block II (15) is provided at the connection between the connecting seat (16) and the proximal finger joint sleeve (8).

4. A finger corrector for rehabilitation of ulnar deviation of hand of rheumatoid patients according to claim 3, characterized in that: The corrector further comprises nylon hook and loop fastener tape I (10) and nylon hook and loop fastener tape II (1001), the outer side of the palm joint finger sleeve (3) is clamped with nylon hook and loop fastener tape II (1001), the outer side of the proximal finger joint finger sleeve (8) is clamped with nylon hook and loop fastener tape I (10), and the nylon hook and loop fastener tape I (10) and nylon hook and loop fastener tape II (1001) are used to tighten the palm joint finger sleeve (3) and the proximal finger joint finger sleeve (8).

5. A finger corrector for rehabilitation of ulnar deviation of hand of rheumatoid patients according to claim 4, characterized in that: The corrector also includes a plastic filling block I (14), and the plastic filling block I (14) is provided on both sides of the positioning plate (1) and the mounting seat (2), and the plastic filling block I (14) is closely attached to both sides of the mounting seat (2).

6. A finger corrector for rehabilitation of ulnar deviation of hand of rheumatoid patients according to claim 5, characterized in that: The plastic filling block I (14) and the plastic filling block II (15) are elastic sponges.

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