CN113230089A - Medical device for assisting rotation of forearm and flexion and extension of elbow joint - Google Patents
Medical device for assisting rotation of forearm and flexion and extension of elbow joint Download PDFInfo
- Publication number
- CN113230089A CN113230089A CN202110549619.8A CN202110549619A CN113230089A CN 113230089 A CN113230089 A CN 113230089A CN 202110549619 A CN202110549619 A CN 202110549619A CN 113230089 A CN113230089 A CN 113230089A
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- CN
- China
- Prior art keywords
- connecting plate
- fixed
- auxiliary cylinder
- lower connecting
- medical device
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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
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61H—PHYSICAL THERAPY APPARATUS, e.g. DEVICES FOR LOCATING OR STIMULATING REFLEX POINTS IN THE BODY; ARTIFICIAL RESPIRATION; MASSAGE; BATHING DEVICES FOR SPECIAL THERAPEUTIC OR HYGIENIC PURPOSES OR SPECIFIC PARTS OF THE BODY
- A61H1/00—Apparatus for passive exercising; Vibrating apparatus ; Chiropractic devices, e.g. body impacting devices, external devices for briefly extending or aligning unbroken bones
- A61H1/02—Stretching or bending or torsioning apparatus for exercising
- A61H1/0214—Stretching or bending or torsioning apparatus for exercising by rotating cycling movement
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61H—PHYSICAL THERAPY APPARATUS, e.g. DEVICES FOR LOCATING OR STIMULATING REFLEX POINTS IN THE BODY; ARTIFICIAL RESPIRATION; MASSAGE; BATHING DEVICES FOR SPECIAL THERAPEUTIC OR HYGIENIC PURPOSES OR SPECIFIC PARTS OF THE BODY
- A61H1/00—Apparatus for passive exercising; Vibrating apparatus ; Chiropractic devices, e.g. body impacting devices, external devices for briefly extending or aligning unbroken bones
- A61H1/02—Stretching or bending or torsioning apparatus for exercising
- A61H1/0218—Drawing-out devices
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61H—PHYSICAL THERAPY APPARATUS, e.g. DEVICES FOR LOCATING OR STIMULATING REFLEX POINTS IN THE BODY; ARTIFICIAL RESPIRATION; MASSAGE; BATHING DEVICES FOR SPECIAL THERAPEUTIC OR HYGIENIC PURPOSES OR SPECIFIC PARTS OF THE BODY
- A61H1/00—Apparatus for passive exercising; Vibrating apparatus ; Chiropractic devices, e.g. body impacting devices, external devices for briefly extending or aligning unbroken bones
- A61H1/02—Stretching or bending or torsioning apparatus for exercising
- A61H1/0274—Stretching or bending or torsioning apparatus for exercising for the upper limbs
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61H—PHYSICAL THERAPY APPARATUS, e.g. DEVICES FOR LOCATING OR STIMULATING REFLEX POINTS IN THE BODY; ARTIFICIAL RESPIRATION; MASSAGE; BATHING DEVICES FOR SPECIAL THERAPEUTIC OR HYGIENIC PURPOSES OR SPECIFIC PARTS OF THE BODY
- A61H1/00—Apparatus for passive exercising; Vibrating apparatus ; Chiropractic devices, e.g. body impacting devices, external devices for briefly extending or aligning unbroken bones
- A61H1/02—Stretching or bending or torsioning apparatus for exercising
- A61H1/0274—Stretching or bending or torsioning apparatus for exercising for the upper limbs
- A61H1/0277—Elbow
Abstract
The invention provides a medical device for assisting the rotation of a forearm and the flexion and extension of an elbow joint, which comprises an upper connecting plate and a lower connecting plate, wherein a hinge seat is fixed at the bottom end of the upper connecting plate, the top end of the lower connecting plate is rotatably connected in the hinge seat, electric push rods are respectively fixed at two sides of the top end of the upper connecting plate, a connecting rope is fixed at the bottom end of a telescopic shaft of each electric push rod, the bottom end of the connecting rope is rotatably connected at the top end of the lower connecting plate, a first auxiliary cylinder is fixed in the upper connecting plate, and a second auxiliary cylinder is rotatably connected in the lower connecting plate. Thereby the rotation angle of the forearm can be adjusted, and the use is convenient.
Description
Technical Field
The invention belongs to the technical field of medical training devices, and particularly relates to a medical device for assisting forearm rotation and elbow joint flexion and extension.
Background
At present, stroke patients are quite numerous, a brace aiming at subluxation of a shoulder joint, a brace aiming at inward turning and toe bending of an ankle joint, a finger plate aiming at a finger joint of a patient and elbow joint and forearm fracture patients cause elbow joint bending and stretching or forearm rotation dysfunction clinically in the rehabilitation process of the patient.
However, there are few special braces for elbow joint flexion and extension and forearm rotation of a patient, which cannot assist the patient to adjust the elbow joint and the forearm to a proper posture, and is not beneficial to rehabilitation of upper limb functions of the patient and forearm swinging in the walking process, and clinical equipment cannot enable the patient to timely perform self-rehabilitation at home, thereby affecting rehabilitation of the patient.
Disclosure of Invention
The present invention is directed to a medical device for assisting forearm rotation and elbow flexion and extension to overcome the above-mentioned shortcomings in the prior art.
In order to solve the technical problems, the invention adopts the technical scheme that: a medical device for assisting rotation of a forearm and flexion and extension of an elbow joint comprises an upper connecting plate and a lower connecting plate, wherein a hinge seat is fixed at the bottom end of the upper connecting plate, and the top end of the lower connecting plate is rotatably connected in the hinge seat;
electric push rods are respectively fixed on two sides of the top end of the upper connecting plate, connecting ropes are fixed at the bottom ends of telescopic shafts of the electric push rods, and the bottom ends of the connecting ropes are rotatably connected to the top end of the lower connecting plate;
a first auxiliary cylinder is fixed in the upper connecting plate, a plurality of first fastening ropes are fixed at the opening end of the first auxiliary cylinder, a second auxiliary cylinder is connected in the lower connecting plate in a rotating mode, and a plurality of second fastening ropes are also fixed at the opening end of the second auxiliary cylinder.
Preferably, a plurality of connecting columns are fixed in the upper connecting plate, the outer side of the first auxiliary cylinder is fixed at the other end of the connecting column, the fixed connection between the first auxiliary cylinder and the upper connecting plate is completed under the action of the connecting columns, and the flexible breathable pad is adhered to the inner side of the first auxiliary cylinder.
Preferably, the lower connecting plate internal fixation has two sets of spacing posts, and every spacing post of group is provided with two that are parallel to each other, the second is assisted a section of thick bamboo and is close to both ends punishment and has seted up the spacing groove respectively, every group spacing post is sliding connection respectively in a spacing inslot, the top of spacing post still is fixed with the anticreep piece.
Preferably, a rack is fixed in the middle of the outer side of the second auxiliary cylinder, a driving gear is rotatably connected to the outer side of the lower connecting plate, and the driving gear penetrates through the lower connecting plate and is in meshed connection with the rack.
Preferably, an anti-skid breathable pad is fixedly adhered to the inner side of the second auxiliary cylinder and covers the inner side end of the limiting groove in the second auxiliary cylinder.
Preferably, a rotating shaft of the hinged seat is sleeved with a return spring, and a flexible pad is pasted at the joint of the upper connecting plate and the lower connecting plate.
Preferably, the upper connecting plate and the lower connecting plate are both semicircular cylindrical plates, inclined planes are respectively arranged at the mutual ends of the upper connecting plate and the lower connecting plate, and the inclination angle of each inclined plane is not more than 45 degrees.
Preferably, the connecting rope is a low-elasticity rope, limiting cylinders are fixed to two sides of the bottom end of the upper connecting plate respectively, and the connecting rope penetrates through the limiting cylinders adjacent to the connecting rope respectively.
Preferably, the outer side of the lower connecting plate is symmetrically fixed with two counterweight grooves close to the opening end, the top end of each counterweight groove is provided with a liquid inlet, and the bottom end of each counterweight groove is provided with a liquid outlet.
Compared with the prior art, the invention has the following advantages:
according to the invention, the upper connecting plate and the lower connecting plate are rotatably connected, the auxiliary cylinders are respectively fixed in the upper connecting plate and the lower connecting plate, the upper connecting plate and the lower connecting plate can be driven by the electric push rod to be retracted and naturally droop in a natural state, so that the elbow extending joint angle between the upper arm and the lower arm can be adjusted, and the auxiliary cylinders in the lower connecting plate can be driven to rotate under the action of the driving gear, so that the rotation angle of the forearm can be adjusted, and the forearm is convenient to use.
Drawings
FIG. 1 is a side view of the overall structure of the present invention;
FIG. 2 is a schematic view of a second auxiliary cylinder connection structure in the lower connecting plate according to the present invention;
fig. 3 is a schematic view of a first auxiliary cartridge connecting structure of the present invention.
Description of reference numerals:
1-an upper connecting plate; 11-a connecting column; 12-a limiting cylinder; 2-a lower connecting plate; 21-a spacing column 2; 22-an anti-drop block; 3-a hinged seat; 4-an electric push rod; 41-connecting ropes; 5-a first auxiliary cartridge; 51-flexible breathable mat; 52-a first fastening cord; 6-a second auxiliary cylinder; 61-a limit groove; 62-a rack; 63-antiskid breathable cushion; 64-a second fastening cord; 7-a driving gear; 8-counterweight groove; 81-liquid inlet; 82-liquid outlet.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
As shown in fig. 1-3, the present invention provides a technical solution: the utility model provides a rotation of supplementary forearm and medical device that elbow joint bent and stretches, includes upper junction plate 1 and lower connecting plate 2, upper junction plate 1 is semi-circular bobbin board with lower connecting plate 2, and has seted up the inclined plane respectively at its mutual end, the inclination on inclined plane is not more than 45 degrees, does benefit to the regulation of turned angle each other in the use.
The bottom mounting of upper junction plate 1 has articulated seat 3, the top of connecting plate 2 is rotated and is connected in articulated seat 3 down, reset spring has been cup jointed in articulated seat 3's the pivot, can make under reset spring's effect and produce the reverse thrust power when the contained angle reduces between upper junction plate 1 and the lower connecting plate 2, practiced thrift electric push rod 4's power consumption, can produce the motive force to the forearm in addition at the vertical level between upper junction plate 1 and the lower connecting plate 2, the training of the forearm muscle of being convenient for.
In order to avoid upper junction plate 1 and lower connecting plate 2 to cause the press from both sides of elbow skin to hinder the risk when angle adjustment, upper junction plate 1 is pasted with the junction of lower connecting plate 2 and is had the flexible pad, can produce the guard action to elbow skin under the effect of flexible pad, and upper junction plate 1 and lower connecting plate 2 of being convenient for use when angle adjustment.
The utility model discloses a device, including upper junction plate 1, flexible axle, connecting rope 41, upper junction plate 1's top both sides are fixed with electric push rod 4 respectively, electric push rod 4's telescopic shaft bottom end is fixed with connecting rope 41, connects rope 41 and is the low elasticity rope, and the low elasticity rope can in time accomplish the correspondence to the flexible adjustment of electric push rod 4, has improved the sensitivity of device.
Spacing section of thick bamboo 12 is fixed with respectively to the bottom both sides of upper junction plate 1, connect rope 41 and pass rather than adjacent spacing section of thick bamboo 12 respectively, and spacing section of thick bamboo 12 can avoid connecting rope 41 to take place the skew phenomenon when the activity, the bottom of connecting rope 41 is rotated and is connected the top at lower junction plate 2, utilizes electric putter 4 to pack up and to drive and connect rope 41 and tighten up to can drive connecting plate 2 and upwards rotate down, thereby can accomplish the adjustment of contained angle between upper junction plate 1 and the lower junction plate 2.
A plurality of connecting columns 11 are fixed in the upper connecting plate 1, the outer side of the first auxiliary cylinder 5 is fixed at the other end of each connecting column 11, and the first auxiliary cylinder 5 is fixedly connected with the upper connecting plate 1 under the action of the connecting columns 11.
The inner side of the first auxiliary cylinder 5 is pasted with a flexible breathable cushion 51, the first auxiliary cylinder 5 is used for being connected with an upper arm, and when the first auxiliary cylinder 5 is connected with the upper arm, the position of the hinge base 3 is close to the outer elbow, so that the angle between the upper connecting plate 1 and the lower connecting plate 2 can be conveniently adjusted.
Lower connecting plate 2 internal fixation has two sets of spacing posts 21, and every group spacing post 21 is provided with two that are parallel to each other, spacing groove 61 has been seted up respectively to the supplementary section of thick bamboo 6 of second near both ends punishment, every group spacing post 21 sliding connection is in a spacing groove 61 respectively, the top of spacing post 21 still is fixed with anticreep piece 22, rotates the supplementary section of thick bamboo 6 of second under spacing post 21 and spacing groove 61's effect and is connected in lower connecting plate 2, and the biggest turned angle of the supplementary section of thick bamboo 6 of second is decided by the length of spacing groove 61, carries out the setting of spacing groove 61 length according to individual needs in the use.
The middle of the outer side of the second auxiliary cylinder 6 is fixed with a rack 62, the outer side of the lower connecting plate 2 is rotatably connected with a driving gear 7, the driving gear 7 penetrates through the lower connecting plate 2 to be meshed with the rack 62, and the driving gear 71 can rotate to drive the rack 62 meshed with the driving gear to rotate, so that the second auxiliary cylinder 6 can be driven to rotate in the lower connecting plate 2.
A plurality of second fastening ropes 64 are also fixed to the open ends of the second auxiliary cylinder 6, and the small arms are connected to the inside of the second auxiliary cylinder 6 through the second fastening ropes 64, so that the small arms are connected.
In order to improve the comfort level and avoid the relative rotation between the second auxiliary cylinder and the forearm in the rotation process, an anti-skid breathable pad 63 is fixedly adhered to the inner side of the second auxiliary cylinder 6, and the anti-skid breathable pad 63 covers the inner side end of the limiting groove 61 in the second auxiliary cylinder 6.
In order to improve the action of the bottom end force of the lower connecting plate 2 when the upper connecting plate 1 and the lower connecting plate 2 naturally droop, two counterweight grooves 8 are symmetrically fixed on the outer side of the lower connecting plate 2 close to the opening end, a liquid inlet 81 is formed in the top end of each counterweight groove 8, a liquid outlet 82 is formed in the bottom end of each counterweight groove 8, and water with half the capacity of each counterweight groove 8 is injected into each counterweight groove 8 in the using process, so that the counterweight grooves 8 can be put into use, and the gravity assisting action of the bottom end water of the lower connecting plate 2 when the lower connecting plate naturally droops is completed.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (9)
1. The medical device for assisting forearm rotation and elbow joint flexion and extension is characterized by comprising an upper connecting plate (1) and a lower connecting plate (2), wherein a hinge seat (3) is fixed at the bottom end of the upper connecting plate (1), and the top end of the lower connecting plate (2) is rotatably connected in the hinge seat (3);
electric push rods (4) are respectively fixed on two sides of the top end of the upper connecting plate (1), a connecting rope (41) is fixed at the bottom end of a telescopic shaft of each electric push rod (4), and the bottom end of each connecting rope (41) is rotatably connected to the top end of the lower connecting plate (2);
a first auxiliary cylinder (5) is fixed in the upper connecting plate (1), a plurality of first fastening ropes (52) are fixed at the opening end of the first auxiliary cylinder (5), a second auxiliary cylinder (6) is connected in the lower connecting plate (2) in a rotating mode, and a plurality of second fastening ropes (64) are also fixed at the opening end of the second auxiliary cylinder (6).
2. The medical device for assisting forearm rotation and elbow flexion and extension according to claim 1, wherein a plurality of connecting columns (11) are fixed in the upper connecting plate (1), the outer side of the first auxiliary cylinder (5) is fixed at the other end of the connecting columns (11), the fixed connection between the first auxiliary cylinder (5) and the upper connecting plate (1) is completed under the action of the connecting columns (11), and a flexible air-permeable pad (51) is pasted on the inner side of the first auxiliary cylinder (5).
3. The medical device for assisting forearm rotation and elbow flexion and extension according to claim 1, wherein two sets of limiting columns (21) are fixed in the lower connecting plate (2), two parallel limiting columns (21) are arranged in each set, limiting grooves (61) are respectively formed in the positions, close to the two ends, of the second auxiliary cylinder (6), each set of limiting columns (21) are respectively connected in one limiting groove (61) in a sliding manner, and anti-falling blocks (22) are further fixed at the top ends of the limiting columns (21).
4. The medical device for assisting forearm rotation and elbow flexion and extension according to claim 1, wherein a rack (62) is fixed at the middle of the outer side of the second auxiliary cylinder (6), a driving gear (7) is rotatably connected to the outer side of the lower connecting plate (2), and the driving gear (7) penetrates through the lower connecting plate (2) and is in meshed connection with the rack (62).
5. The medical device for assisting forearm rotation and elbow flexion and extension according to claim 3, wherein an anti-skid air-permeable pad (63) is fixedly adhered to the inner side of the second auxiliary cylinder (6), and the anti-skid air-permeable pad (63) covers the inner side end of the limiting groove (61) in the second auxiliary cylinder (6).
6. The medical device for assisting forearm rotation and elbow flexion and extension according to claim 1, wherein a return spring is sleeved on a rotating shaft of the hinged seat (3), and a flexible pad is adhered to the joint of the upper connecting plate (1) and the lower connecting plate (2).
7. The medical device for assisting forearm rotation and elbow flexion and extension according to claim 1, wherein the upper connecting plate (1) and the lower connecting plate (2) are both semicircular cylindrical plates and are respectively provided with inclined surfaces at their mutual ends, and the inclination angle of the inclined surfaces is not more than 45 degrees.
8. The medical device for assisting forearm rotation and elbow flexion and extension according to claim 1, wherein the connecting rope (41) is a low-elasticity rope, two limiting cylinders (12) are respectively fixed on two sides of the bottom end of the upper connecting plate (1), and the connecting rope (41) respectively passes through the limiting cylinders (12) adjacent to the connecting rope.
9. The medical device for assisting forearm rotation and elbow flexion and extension according to claim 1, wherein two counterweight grooves (8) are symmetrically fixed on the outer side of the lower connecting plate (2) near the opening end, an inlet (81) is formed at the top end of each counterweight groove (8), and an outlet (82) is formed at the bottom end of each counterweight groove (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110549619.8A CN113230089A (en) | 2021-05-20 | 2021-05-20 | Medical device for assisting rotation of forearm and flexion and extension of elbow joint |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110549619.8A CN113230089A (en) | 2021-05-20 | 2021-05-20 | Medical device for assisting rotation of forearm and flexion and extension of elbow joint |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113230089A true CN113230089A (en) | 2021-08-10 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110549619.8A Pending CN113230089A (en) | 2021-05-20 | 2021-05-20 | Medical device for assisting rotation of forearm and flexion and extension of elbow joint |
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| CN (1) | CN113230089A (en) |
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| CN104873360A (en) * | 2015-04-17 | 2015-09-02 | 东南大学 | Lasso drive based upper limb rehabilitation exoskeleton robot |
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| CN209091776U (en) * | 2017-06-01 | 2019-07-12 | 邓尚梁 | Children's elbow joint rectifier |
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| CN212089880U (en) * | 2020-03-12 | 2020-12-08 | 冯飞 | External fixator for elbow joint |
| CN212973193U (en) * | 2020-05-12 | 2021-04-16 | 关奇 | Joint fixer |
| CN112754748A (en) * | 2019-11-06 | 2021-05-07 | 陈荦 | External fixation garment for reduction of fracture of upper humerus and dislocation of shoulder joint |
| CN213156784U (en) * | 2020-06-30 | 2021-05-11 | 梧州市人民医院 | Traction device for limb brace of child |
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2021
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| US20090247919A1 (en) * | 2008-03-28 | 2009-10-01 | Cassar Marcus James | Infinitely adjustable loop pile controlled rotation, and locking mechanism and method |
| CN105909955A (en) * | 2008-11-10 | 2016-08-31 | 威姆斯工业有限公司以莱格西制造公司营业 | Quick Connect Grease Gun Barrel And Method Of Use |
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