CN219661919U

CN219661919U - Arm support

Info

Publication number: CN219661919U
Application number: CN202320349313.2U
Authority: CN
Inventors: 刘臣歌; 李继杰; 经振兴; 王旭伟; 乔政俊
Original assignee: Zhengzhou Neck-Shoulder And Lumbocrural Pain Hospital
Current assignee: Zhengzhou Neck-Shoulder And Lumbocrural Pain Hospital
Priority date: 2023-03-01
Filing date: 2023-03-01
Publication date: 2023-09-12
Anticipated expiration: 2033-03-01

Abstract

The utility model relates to an arm support, which comprises a pedestal, wherein a guide rod extending up and down is arranged on the pedestal, a sliding sleeve is sleeved on the guide rod in a sliding way, a locking structure is arranged between the sliding sleeve and the guide rod, a connecting rod assembly is connected to the sliding sleeve, the connecting rod assembly comprises a first connecting rod and a second connecting rod which are hinged end to end, the first end of the first connecting rod is hinged to the sliding sleeve, the tail end of the second connecting rod is fixedly provided with a supporting table, the supporting table is in sliding connection with a supporting seat, a small arm supporting plate which is horizontally arranged and is used for supporting the lower side of a small arm is arranged on the supporting seat, the rear end of the small arm supporting plate is hinged to a large arm supporting plate, a torsion spring is connected between the small arm supporting plate and the large arm supporting plate, the small arm supporting plate and the large arm supporting plate are both provided with a locking structure which is used for being hooped on the large arm and the small arm, and the front end of the small arm supporting plate is connected with a holding rod which is used for holding by a human hand. The posture adjustment and the maintenance of different horizontal planes, different heights and different circumferential angles are met, and the practicability is high.

Description

Arm support

Technical Field

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

Background

In the prior art, in the process of detecting the scapulohumeral periarthritis treatment, the arm of a patient needs to be fixed at a specific angle and posture, so that a doctor can conveniently press the shoulder to detect the pain part, and the subsequent shoulder treatment can be effectively performed. In the current process of changing and adjusting the arm of a patient at various angles and postures, additional medical care or family members continuously support the arm of the patient, and meanwhile, the posture is kept according to the adjustment of a doctor, so that the doctor can conveniently treat the patient. However, the mode that needs extra people to hold arms occupies the treatment space, and influences the detection and treatment operation of doctors, and meanwhile, people who need to hold arms pay more physical power, cannot last, cannot keep the holding stability, greatly influences the detection and treatment efficiency, and cannot guarantee the accuracy of posture keeping.

Disclosure of Invention

The utility model aims to provide an arm support for solving the problem that in the prior art, when a patient with scapulohumeral periarthritis is treated and detected, the posture is kept and cannot be accurately and stably kept due to manual support of the arm, and the treatment efficiency is affected.

In order to solve the problems, the arm support provided by the utility model adopts the following technical scheme:

the arm holds in palm, which comprises a pedestal, be equipped with the guide arm that extends from top to bottom on the pedestal, the slip cap is equipped with the sliding sleeve on the guide arm, have locking structure between sliding sleeve and the guide arm, be connected with link assembly on the sliding sleeve, link assembly includes first connecting rod and the second connecting rod of head and tail each other articulated, the head end and the sliding sleeve of first connecting rod are articulated to be connected, and the articulated axis all extends along the upper and lower direction, the tail end of second connecting rod is fixed with the brace table, sliding connection has the supporting seat on the brace table, be equipped with the forearm backup pad that is used for supporting in the forearm downside that the level was arranged on the supporting seat, the rear end hinge of forearm backup pad is connected with the big arm backup pad that is used for supporting in the big arm rear side that vertical arrangement, be connected with between forearm backup pad and the big arm backup pad and be used for applys towards the effort of forearm backup pad, all be equipped with in forearm backup pad and the big arm backup pad and be used for the hoop to establish the holding structure on big arm, the front end of forearm backup pad is connected with the lever that the useful person to hold.

Further, the front end of the forearm backup pad is connected with the telescopic link that the level extends, the holding rod is fixed at the end of telescopic link.

Further, a rubber ring is sleeved on the holding rod.

Further, the guide rail is arranged on the supporting table, the guide rail extends along the front-back direction, the supporting seat is assembled on the guide rail in a guiding way, the hinge ball is fixed at the upper end of the supporting seat, the lock sleeve used for being sleeved on the hinge ball is fixed at the lower side of the small arm supporting plate, the lock sleeve is rotationally provided with a lock ring used for locking the lock sleeve on the hinge ball, and the supporting seat is further provided with a locking screw used for fixing the supporting seat on the guide rail.

Further, forearm backup pad and forearm backup pad all include the base and set up the elasticity arc on the base, the middle part sunken position of elasticity arc is used for the cover to establish outside forearm and forearm, the tight hoop structure is for connecting the elastic webbing in the elasticity arc outside.

Further, the locking structure is a locking bolt which is connected with the sliding sleeve in a threaded mode.

Further, the length of the first link is greater than the length of the second link so that the second link can swing circumferentially about the location of the hinge with the first link.

The beneficial effects of the utility model are as follows: compared with the prior art, the arm support has the advantages that in the actual use process, a patient places the forearm on the forearm support plate, the big arm is supported on the big arm support plate, the stability of the big arm and the forearm support is kept through the arrangement of the torsion springs, and meanwhile, the adjustment and the support of the circumferential horizontal position and the angle of the arm are realized through the arrangement of the connecting rod mechanism; through the arrangement of the spherical hinge structure, the angle adjustment of the small arm support plate and the large arm support plate can be realized, and the adjustment and final maintenance of various postures of the arm are satisfied; in addition, can make things convenient for the patient to hold when the gesture keeps through the setting of holding lever, hand is unsettled and influence arm gesture and keep when avoiding detecting the treatment pain. The novel adjustable support has the advantages of simple structure, stable support, convenient adjustment, suitability for patients with different heights, and strong practicality, and can meet the requirements of posture adjustment and maintenance of different horizontal planes, different heights and different circumferential angles.

Drawings

In order to more clearly illustrate the technical solution of the embodiments of the present utility model, the following briefly describes the drawings that are required to be used in the embodiments:

FIG. 1 is a schematic view of an arm rest according to an embodiment of the present utility model;

FIG. 2 is a schematic top view of a sliding sleeve and connecting rod assembly connection;

fig. 3 is a schematic top view of the forearm support plate.

Reference numerals illustrate: 1-a pedestal; 2-a guide rod; 3-locking the rotary handle; 4-sliding sleeve; 5-a first link; 6-a second link; 7-a supporting table; 8-a supporting seat; 9-hinging the ball; 10-locking ring; 11-forearm support plate; 12-a large arm support plate; 13-an elastic arcuate plate; 14-an elastic belt; 15-a base; 16-grip; 17-a telescopic rod; 18-locking a bolt; 19-a guide rail; 20-locking screws; 21-torsion spring.

Detailed Description

In order to make the technical purpose, technical scheme and beneficial effect of the present utility model more clear, the technical scheme of the present utility model is further described below with reference to the accompanying drawings and specific embodiments. It should be understood that the particular embodiments described herein are illustrative only and are not intended to limit the utility model, i.e., the embodiments described are merely some, but not all, of the embodiments of the utility model. The components of the embodiments of the present utility model generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.

In the embodiment of the arm support, as shown in fig. 1 to 3, the arm support comprises a pedestal 1, in this embodiment, the pedestal 1 is in a U-shaped jacket structure, a U-shaped opening of the pedestal is used for horizontally inserting and sleeving at a table board, a seat and other positions, so that the support connection of the whole arm support is convenient, and a locking knob 3 is screwed and assembled on the lower side of the pedestal 1. Of course, in other embodiments, the pedestal 1 may be a pedestal structure for supporting on the ground.

The upper end of pedestal 1 is equipped with guiding rod 2 that extends from top to bottom, and the cover that slides on guiding rod 2 is equipped with sliding sleeve 4, has locking structure between sliding sleeve 4 and the guiding rod 2, and wherein in this embodiment, one side of sliding sleeve 4 has the locking plane, and the last threaded hole of seting up of locking plane, locking structure is the locking bolt 18 of screw thread in the threaded hole of sliding sleeve 4.

One side of the sliding sleeve 4 is connected with a connecting rod assembly, the connecting rod assembly comprises a first connecting rod 5 and a second connecting rod 6, the head end of the first connecting rod 5 is hinged with the sliding sleeve 4, the hinge axes extend along the up-down direction, the tail end of the second connecting rod 6 is fixedly provided with a supporting table 7, and the length of the first connecting rod 5 is greater than that of the second connecting rod 6 so that the second connecting rod 6 can swing circumferentially around the position hinged with the first connecting rod 5.

The supporting table 7 is slidably connected with the supporting seat 8, specifically, a guide rail 19 is arranged on the supporting table 7, the guide rail 19 extends along the front-rear direction, the guide rail 19 is assembled with the supporting seat 8 in a guiding manner, the upper end of the supporting seat 8 is fixedly provided with a hinged ball 9, the lower side of the forearm supporting plate 11 is fixedly provided with a lock sleeve used for being sleeved on the hinged ball 9, the lock sleeve is a plurality of arc-shaped sheets which are fixed on the lower side of the forearm supporting plate 11 and distributed along a spherical crown, locking gaps are formed between the arc-shaped sheets, threads are formed on the outer sides of the arc-shaped sheets, the lock sleeve is rotatably provided with a lock ring 10 used for locking the lock sleeve on the hinged ball 9 through the threaded connection, and the lock sleeve and the hinged ball are locked and fixed through the rotary lock ring, so that the matched structure of the hinged ball, the lock sleeve and the lock ring is the prior art, and the details are omitted. The supporting seat 8 is further provided with a locking screw 20 for fixing the supporting seat 8 on the guide rail 19, the first connecting rod 5 and the second connecting rod 6 of the connecting rod mechanism can realize the position and angle adjustment of the supporting table 7 in the horizontal circumferential direction, and the spherical hinge structure formed by the hinge ball 9 and the lock sleeve can realize the angle deflection of the supporting table 7 in all directions, so that the position adjustment and the posture maintenance of the arm of a patient in all directions and angles are satisfied.

The forearm backup pad 11 that is used for supporting in the forearm downside that the level was arranged is located supporting seat 8, the rear end hinge connection of forearm backup pad 11 has the vertical big arm backup pad 12 that is used for supporting in big arm rear side that arranges, forearm backup pad 11 and big arm backup pad 12 all include base 15 and set up the elastic arc 13 on base 15, elastic arc 13 is the centre low both sides height along base 15 transverse direction and is the arcwall face, in order to prevent forearm backup pad 11 and big arm backup pad 12 from producing the interference in contained angle department, the both sides of elastic arc 13 set up into the arc along the longitudinal direction, the middle part depressed position of elastic arc 13 is used for the cover to establish on big arm and forearm, be connected with between forearm backup pad 11 and the big arm backup pad 12 and be used for exerting towards the torsional spring 21 of forearm backup pad 11 wobbling effort, all be equipped with on forearm backup pad 11 and the big arm backup pad 12 and be used for the hoop structure of hooping on big arm and little arm, the hoop structure is the elastic webbing 14 of connecting in the outside elastic arc 13. In addition, the front end of the forearm supporting plate 11 is connected with a holding rod 16 for holding by a hand, specifically, the front end of the forearm supporting plate 11 is connected with a horizontally extending telescopic rod 17, the holding rod 16 is fixed at the tail end of the telescopic rod 17, and meanwhile, in order to make the patient hold stably and comfortably, a rubber ring is sleeved on the holding rod 16.

The combined design of the elastic arc plate 13 and the elastic belt 14 can adaptively adjust the opening angle of the arc plate according to different thickness degrees of arms of patients, so that the cover support for the arms with different thickness is met, and the universality of the arm support is improved.

The guide rod 2 and the sliding sleeve 4 are designed in an up-down direction, so that the supporting height of the arm support can be adaptively adjusted according to different heights and arm lengths of patients, and the universality of the arm support in the height is improved.

The link mechanism formed by the first link 5 and the second link 6 can adapt to the relative angle relation of the adjustment period according to different horizontal angles of the arm posture of a patient, and the adjustment universality of the arm support on the horizontal angle is improved.

The design of the spherical hinge structure between the supporting seat 8 and the forearm supporting plate 11 can be used for adaptively adjusting the deflection angle of the forearm supporting plate 11 relative to the supporting table 7 according to the gesture maintaining requirement of the swing angle of the arm of a patient, so that the universality of the arm support on the circumferential deflection angle is improved.

When in actual use, according to the arm supporting height of a patient, the relative position of the sliding sleeve 4 on the guide rod 2 is adjusted, the sliding sleeve 4 is fixed on the guide rod 2 through the locking structure, the upper end of the forearm is placed in the elastic arc 13 of the forearm supporting plate 11 by the patient, the lower end of the forearm is supported in the elastic arc 13 of the forearm supporting plate 12, the arm is tightly clamped in the elastic arc 13 through the elastic belt 14, the fixation of the forearm and the forearm is met, then a doctor adjusts the horizontal position and the deflection angle of the arm of the patient and the angle between the forearm and the forearm according to actual needs, and the adjustment and final angle maintenance of various postures of the arm of the patient are met.

In other embodiments, the grip 16 may be directly secured to the forearm support plate 11.

In other embodiments, the elastic curved plates 13 of the forearm support plate 11 and the forearm support plate 12 may be replaced with a net-type structure.

Finally, what should be said is: the above embodiments are only for illustrating the technical solution of the present utility model, and any equivalent replacement of the present utility model and modification or partial replacement without departing from the spirit and scope of the present utility model should be covered in the scope of the claims of the present utility model.

Claims

1. The arm holds in palm, a serial communication port, including the pedestal, be equipped with the guide arm that extends from top to bottom on the pedestal, the slip cap is equipped with the sliding sleeve on the guide arm, be connected with the link assembly on the sliding sleeve between sliding sleeve and the guide arm, link assembly includes first connecting rod and the second connecting rod of head and tail mutual articulated, the head end and the sliding sleeve of first connecting rod are articulated to be connected, the articulated axis all extends along upper and lower direction, the tail end fixing of second connecting rod has the brace table, sliding connection has the supporting seat on the brace table, be equipped with the forearm backup pad that is used for supporting in the forearm downside that the level was arranged on the supporting seat, the rear end hinge connection of forearm backup pad has the vertical arm backup pad that is used for supporting in the forearm rear side that arranges, be connected with between forearm backup pad and the forearm backup pad and be used for applys towards the torsional spring of forearm backup pad wobbling effort, all be equipped with in forearm backup pad and the forearm backup pad and be used for the hoop to establish the tight structure on big arm and forearm, the front end connection of forearm backup pad has the holding rod that supplies the hand to hold.

2. The arm rest of claim 1, wherein the front end of the forearm support plate is connected with a horizontally extending telescopic rod, and the grip is fixed at the end of the telescopic rod.

3. The arm rest of claim 2, wherein the grip is provided with a rubber ring.

4. An arm rest according to any one of claims 1-3, characterized in that a guide rail is arranged on the support table, the guide rail extends in the front-rear direction, a support seat is assembled on the guide rail in a guiding manner, a hinge ball is fixed at the upper end of the support seat, a lock sleeve for being sleeved on the hinge ball is fixed at the lower side of the forearm support plate, a lock ring for locking the lock sleeve on the hinge ball is rotatably assembled on the lock sleeve, and a locking screw for fixing the support seat on the guide rail is also arranged on the support seat.

5. An arm support according to any one of claims 1-3, wherein the forearm support plate and the forearm support plate each comprise a base and an elastic arc plate arranged on the base, the middle concave position of the elastic arc plate is used for being sleeved outside the forearm and the forearm, and the tightening structure is an elastic band connected to the outer side of the elastic arc plate.

6. An arm rest according to any of claims 1-3, wherein the locking structure is a locking bolt screwed onto the sliding sleeve.

7. An arm rest according to any of claims 1-3, wherein the length of the first link is longer than the length of the second link so that the second link can oscillate circumferentially about the point of articulation with the first link.