CN219375338U

CN219375338U - Arm supporting device

Info

Publication number: CN219375338U
Application number: CN202223202178.3U
Authority: CN
Inventors: 胡金枝; 黄玉笑; 吴慧莹; 王凤江
Original assignee: Sixth Affiliated Hospital of Sun Yat Sen University
Current assignee: Sixth Affiliated Hospital of Sun Yat Sen University
Priority date: 2022-11-29
Filing date: 2022-11-29
Publication date: 2023-07-21
Anticipated expiration: 2032-11-29

Abstract

The utility model relates to the field of medical equipment, in particular to an arm supporting device. The technical scheme of the utility model comprises a U-shaped bed clamp, a fastening bolt and a containing groove arranged on the upper end surface of the U-shaped bed clamp; the side wall of one end in the accommodating groove is fixedly connected with a big arm supporting plate, and one side of the free end of the big arm supporting plate is also connected with a small arm supporting plate. A driving device is arranged in the accommodating groove and comprises a push rod, a connecting rod, a screw rod and a crank; one end of the ejector rod is slidably arranged on the bottom surface of the forearm support plate, and the other end of the ejector rod is hinged to the bottom surface in the accommodating groove; one end of the screw rod is movably connected with the supporting upright post, the other end of the screw rod penetrates through the side wall of the storage groove and extends out of the storage groove, a sliding ring is sleeved on the screw rod through threads, one end of the connecting rod is hinged to the upper end portion of the ejector rod, and the other end of the connecting rod is hinged to the sliding ring. The utility model aims to provide an arm support frame which solves the problems that the support frame needs two hands to adjust and the angle between a forearm and a big arm cannot be adjusted.

Description

Arm supporting device

Technical Field

The utility model relates to the field of medical equipment, in particular to an arm supporting device.

Background

In the ablation treatment process, a patient needs to lie on a sickbed, and one side arm is lifted over the top of the head. In the treatment process, the patient needs to lift the arm for a long time to be matched with a doctor for treatment. The arm pain is easily caused by the long-time lifting of the arm of the patient, and the arm is not put down during and after the treatment, so that the treatment effect and the treatment time are affected.

The existing arm support frame is single in structure and generally comprises a support rod and a support plate, and when the arm support frame is used, a patient places the arm on the support plate, so that the patient can feel more comfortable in the use process. However, the existing arm support frame usually only has one support plate, the small arm and the large arm need to be kept in the same direction, and the arm can still be tingled after the same lifting angle is kept for a long time. In addition, when the existing arm support frame is usually adjusted through a lock nut and locked in use height, for example, the arm support frame of application number CN202021409342.6 is needed, a medical staff is required to pull up the support rod by one hand during operation, the lock nut is screwed by the other hand, the operation process of adjustment is tedious, a doctor can start treatment after the angle is adjusted for the first time, the doctor needs to hold the medical instrument, and then the instrument in the hand needs to be put down after the angle of the support plate is adjusted, so that the operation is not convenient, and the treatment efficiency of the medical staff is reduced.

Therefore, how to design an arm support plate which can adjust the angle between the arms and can adjust the angle of the arm support plate more conveniently by one hand is a technical problem to be solved.

Disclosure of Invention

In order to solve the above problems, an objective of the present utility model is to provide an arm support device, which solves the problems that the existing arm support frame needs two hands to adjust and cannot adjust the angle between the forearm and the forearm.

In order to achieve the above purpose, the present utility model adopts the following technical scheme: the technical scheme includes that the U-shaped bed clamp comprises a U-shaped bed clamp, a fastening bolt which is arranged in the middle of the lower end surface of the U-shaped bed clamp in a penetrating way and is in threaded connection with the U-shaped bed clamp, and a storage groove which is formed in the upper end surface of the U-shaped bed clamp; fixedly connected with big arm backup pad on the one end lateral wall in the recess is accomodate, has set firmly the support post between the other end of big arm backup pad and the inboard bottom surface of recess is accomodate, and big arm backup pad free end one side still is connected with the forearm backup pad, rotates through the hinge between big arm backup pad and the forearm backup pad to be connected. A driving device is arranged in the accommodating groove and comprises a push rod, a connecting rod, a screw rod and a crank; one end of the ejector rod is slidably arranged on the bottom surface of the forearm support plate, and the other end of the ejector rod is hinged to the bottom surface in the accommodating groove; one end of the screw rod is movably connected with the supporting upright post, the other end of the screw rod penetrates through the side wall of the storage groove and extends out of the storage groove, a hand crank is arranged at the other end of the screw rod, a sliding ring is sleeved on the screw rod through threads, one end of the connecting rod is hinged to the upper end portion of the ejector rod, and the other end of the connecting rod is hinged to the sliding ring.

Further, soft cushions are respectively paved on the big arm supporting plate and the small arm supporting plate.

Further, a plurality of fixing wristbands are arranged in parallel on the forearm supporting plate, distances among the plurality of wristbands are equal, one end of each fixing wristband is fixedly connected to the forearm supporting plate, and the other end of each fixing wristband is movably connected with the forearm supporting plate.

Still further, fixed wrist strap is through magic subsides and forearm backup pad swing joint, be provided with the magic on the one end medial surface of fixed wrist strap swing joint and paste the face that colludes, and the position corresponds with fixed wrist strap in the forearm backup pad sets up the magic and pastes the face.

Further, the top of ejector pin is provided with the gyro wheel, and the lower terminal surface of forearm backup pad is provided with the slide rail with gyro wheel assorted, the gyro wheel card is located in the slide rail.

Further, an anti-slip sleeve is sleeved at the rotatable hand-held position of the hand crank.

The utility model has the following beneficial effects:

1. according to the utility model, the angle between the small arm support plate and the large arm support plate is adjusted by arranging the hand-operated lifting device, so that medical staff can adjust the angle between the small arm support plate and the large arm support plate by one hand, and can adjust a proper angle in the use process, thereby being convenient for the medical staff to carry out treatment and improving the working efficiency of the medical staff.

Drawings

FIG. 1 is a schematic diagram 1 of the present utility model;

FIG. 2 is a schematic view of the internal structure of the accommodating groove of the present utility model;

FIG. 3 is a schematic illustration 2 of the present utility model;

reference numerals illustrate:

1-U-shaped bed clamps, 11-fastening bolts and 12-containing grooves;

2-a large arm supporting plate and 21-a supporting upright post;

3-forearm supporting plates, 31-fixing wrist straps, 311-magic hook faces, 312-magic wool faces and 32-sliding rails;

4-hinges;

5-driving device, 51-screw rod, 511-slip ring, 52-connecting rod, 53-ejector rod, 531-roller, 54-crank handle and 541-anti-slip sleeve.

Detailed Description

The utility model is described in further detail below with reference to the attached drawings and specific examples:

referring to fig. 1-3, the embodiment comprises a U-shaped bed clamp 1, a fastening bolt 11 penetrating through the middle of the lower end surface of the U-shaped bed clamp 1 and in threaded connection with the U-shaped bed clamp 1, and a containing groove 12 arranged on the upper end surface of the U-shaped bed clamp 1;

fixedly connected with big arm backup pad 2 on the one end lateral wall in accomodating recess 12, set firmly support column 21 between the other end of big arm backup pad 2 and the inboard bottom surface of accomodating recess 12, the free end one side of big arm backup pad 2 still is connected with forearm backup pad 3, rotates through hinge 4 between big arm backup pad 2 and the forearm backup pad 3 to be connected, accomodates length, height, the degree of depth and big wall backup pad 2 of recess 12, forearm backup pad 3 assorted.

The accommodating groove 12 is internally provided with a driving device 5 which comprises a mandril 53, a connecting rod 52, a screw rod 51 and a crank 54.

The ejector pin 53 slope sets up, and the bottom surface of forearm backup pad 3 is located in the one end slip of ejector pin 53, and the other end of ejector pin 53 articulates the bottom surface in accomodating recess 12, and the top of ejector pin 53 is provided with gyro wheel 531, and the lower terminal surface of forearm backup pad 3 is provided with the slide rail 32 with gyro wheel 531 assorted, gyro wheel 531 card is located in the slide rail 32 for gyro wheel 531 can slide along slide rail 32 but can not deviate from slide rail 32.

One end of the screw rod 51 is movably connected with the support column 21, the other end of the screw rod 51 penetrates through the side wall of the accommodating groove 12 and extends out of the accommodating groove 12, and the screw rod 51 can rotate. The other end of the screw rod 51 is provided with a hand crank 54, and an anti-slip sleeve 541 is sleeved at the rotatable hand holding position of the hand crank 54, so that friction force is increased, and slipping of medical staff during rotation is prevented.

The screw rod 51 is screw-fitted with a slip ring 511. The slip ring 511 can reciprocate in the axial direction of the screw rod 51 by a screw thread. One end of the connecting rod 52 is hinged to the upper end of the ejector rod 53, and the other end of the connecting rod 52 is hinged to the slip ring 511.

Soft cushions are paved on the big arm support plate 2 and the small arm support plate 3, so that patients can feel more comfortable when putting arms in the use process.

A plurality of transversely arranged fixing wristbands 31 are arranged on the forearm supporting plate 3 in parallel, the distances among the plurality of wristbands are equal, one end of the fixing wristband 31 is fixedly connected to the forearm supporting plate 3, and the other end of the fixing wristband 31 is movably connected with the forearm supporting plate 3. The fixed wrist strap 31 is movably connected with the forearm support plate 3 through a magic tape, a hook surface 311 is arranged on the inner side surface of one end of the movable connection of the fixed wrist strap 31, and a magic tape surface 312 is arranged on the forearm support plate 3 at a position corresponding to the fixed wrist strap 31. During the treatment, the patient may feel soreness and tingling by lifting the arm for a long time to move the forearm, which may cause misoperation of medical staff and be unfavorable for the whole treatment process. When the support frame is used, the fixing wrist strap 31 at the wrist position of the forearm can be attached to fix the position of the forearm, so that the patient is prevented from moving the arm to influence treatment.

The use process is approximately as follows: after the position where the arm support frame is placed is determined before the use, the U-shaped bed clamp 1 is clamped into the bed edge, and the U-shaped bed clamp 1 is clamped at the appointed position of the bed edge through the locking fastening bolts 11.

When the inclination angle of the forearm support plate 3 needs to be adjusted, the hand crank 54 is rotated in one direction, the screw rod 51 rotates, the screw rod 51 drives the slip ring 511, the slip ring 511 can drive the top end of the ejector rod 53 to slide along the bottom end of the forearm support plate 3 through the connecting rod 52, the forearm support plate 3 is lifted, and when the proper angle is reached, the hand crank 54 stops rotating. When not in use, the crank 54 is rotated in the opposite direction to drop the forearm support plate 3.

The foregoing description is only specific embodiments of the present utility model and is not intended to limit the scope of the utility model, and all equivalent structural changes made by the present utility model and the accompanying drawings, or direct or indirect application in other related technical fields, are included in the scope of the present utility model.

Claims

1. An arm support device, characterized in that: the device comprises a U-shaped bed clamp (1), a fastening bolt (11) which is arranged in the middle of the lower end surface of the U-shaped bed clamp (1) in a penetrating way and is in threaded connection with the U-shaped bed clamp (1), and a containing groove (12) which is arranged on the upper end surface of the U-shaped bed clamp (1);

a large arm supporting plate (2) is fixedly connected to the side wall of one end in the accommodating groove (12), and a supporting upright post (21) is fixedly arranged between the other end of the large arm supporting plate (2) and the bottom surface of the inner side of the accommodating groove (12); a small arm supporting plate (3) is further connected to one side of the free end of the large arm supporting plate (2), and the large arm supporting plate (2) is rotatably connected with the small arm supporting plate (3) through a hinge (4);

a driving device (5) is arranged in the accommodating groove (12), and comprises a push rod (53), a connecting rod (52), a screw rod (51) and a crank handle (54); one end of the ejector rod (53) is slidably arranged on the bottom surface of the forearm support plate (3), and the other end of the ejector rod (53) is hinged to the bottom surface in the accommodating groove (12); one end of the screw rod (51) is movably connected with the supporting upright post (21), the other end of the screw rod (51) penetrates through the side wall of the storage groove (12) and extends out of the storage groove (12), a hand crank (54) is arranged at the other end of the screw rod (51), a sliding ring (511) is sleeved on the screw rod (51) in a threaded mode, one end of the connecting rod (52) is hinged to the upper end portion of the ejector rod (53), and the other end of the connecting rod (52) is hinged to the sliding ring (511).

2. An arm support apparatus according to claim 1, wherein: soft cushions are respectively paved on the big arm supporting plate (2) and the small arm supporting plate (3).

3. An arm support apparatus according to claim 1, wherein: the forearm support plate (3) is provided with a plurality of fixing wristbands (31) in parallel, the distances among the fixing wristbands (31) are equal, one end of each fixing wristband (31) is fixedly connected to the forearm support plate (3), and the other end of each fixing wristband (31) is movably connected with the forearm support plate (3).

4. An arm support apparatus according to claim 3, wherein: the fixing wrist strap (31) is movably connected with the forearm support plate (3) through a magic tape, a hook surface (311) is arranged on the inner side surface of one end of the fixing wrist strap (31) which is movably connected, and a magic tape surface (312) is arranged on the forearm support plate (3) at a position corresponding to the fixing wrist strap (31).

5. An arm support apparatus according to claim 1, wherein: the top of ejector pin (53) is provided with gyro wheel (531), and the lower terminal surface of forearm backup pad (3) is provided with slide rail (32) with gyro wheel (531) assorted, gyro wheel (531) card is located in slide rail (32).

6. An arm support apparatus according to claim 1, wherein: an anti-skid sleeve (541) is sleeved at the rotatable hand-holding position of the hand crank (54).