CN218075242U

CN218075242U - Wrist angle adjusting device

Info

Publication number: CN218075242U
Application number: CN202222178190.9U
Authority: CN
Inventors: 史成梅; 王雪冬; 邓莹
Original assignee: Peking University Third Hospital Peking University Third Clinical Medical College
Current assignee: Peking University Third Hospital Peking University Third Clinical Medical College
Priority date: 2022-08-18
Filing date: 2022-08-18
Publication date: 2022-12-20
Anticipated expiration: 2032-08-18

Abstract

The utility model relates to a wrist angle adjusting device belongs to the medical instrument field, has solved and has been difficult to fix when putting the pipe or the arterial blood extraction to the patient arterial puncture among the prior art and maintain arm and straighten, the mild state of carrying on one's back of the body of palm, leads to the in-process arterial bleeding of puncture easily to cause the problem of damage to the patient. The wrist angle adjusting device of the utility model comprises a base and a bracket; the bracket is arranged at one end of the base; the bracket comprises a bracket main body, a moving block and an adjusting stud; the bracket main body comprises a vertical rod and a cross rod; the moving block is sleeved on the vertical rod and can vertically move along the vertical rod; the upper end of the adjusting stud is in threaded connection with the threaded hole in the cross rod and penetrates through the threaded hole, and the lower end of the adjusting stud is connected with the moving block. The utility model provides a wrist angle adjusting device can adjust fixedly to the angle between palm and the forearm, and the flexible operation is simple, the control of being convenient for.

Description

Wrist angle adjusting device

Technical Field

The utility model relates to the field of medical equipment, especially, relate to a wrist angle adjusting device.

Background

In the medical field, arterial puncture catheterization or arterial blood extraction is often required for a patient, and during operation, the states of the patient with the arms straightened, the five fingers opened and the palm bent toward the forearm need to be fixedly maintained, so that the puncture position can be conveniently positioned and puncture can be conveniently carried out.

At present, self-made gauze or an infusion bottle is usually placed under the wrist to adjust the bending angle between the palm and the forearm, the adhesive plaster is utilized to fix the hand on the hand supporting plate, however, the wrist cannot be effectively fixed and the included angle between the palm and the arm cannot be adjusted in the mode, so that the artery bleeding is easily caused by difficult positioning in the puncture process, and the injury is caused to a patient.

SUMMERY OF THE UTILITY MODEL

In view of the above-mentioned analysis, the utility model aims at providing a wrist angle adjusting device has solved among the prior art and has carried out the artery puncture to the patient and put the pipe or the arterial blood extraction when difficult fixed wrist and adjust contained angle between palm and the arm, lead to the in-process artery of puncturing to bleed easily to cause the problem of damage to the patient.

The purpose of the utility model is mainly realized through the following technical scheme:

the utility model provides a wrist angle adjusting device, which comprises a base and a bracket; the bracket is arranged at one end of the base; the bracket comprises a bracket main body, a moving block and an adjusting stud; the bracket main body comprises a vertical rod and a cross rod; the moving block is sleeved on the vertical rod and can vertically move along the vertical rod; the upper end of the adjusting stud is in threaded connection with the threaded hole in the cross rod and penetrates through the threaded hole, and the lower end of the adjusting stud is connected with the moving block.

Furthermore, the vertical rods are vertically arranged at two ends of the cross rod.

Further, the base comprises a base, a soft layer and a first fixing belt; an arc-shaped groove is arranged on the base; the soft layer is attached to the arc-shaped groove; first fixed band can carry out the elasticity to placing at the forearm of arc recess and fix.

Further, the bracket also comprises a connecting rod; one end of the connecting rod is connected with the base, and the other end of the connecting rod is vertically connected with the vertical rod.

Furthermore, the connecting rod is perpendicular to the vertical rod and the cross rod.

Further, the movable block comprises a block body, through holes are formed in two ends of the block body, and the vertical rod can be inserted into the through holes.

Furthermore, the support also comprises a knob, the lower end of the adjusting stud is connected with the moving block, and the upper end of the adjusting stud is connected with the knob.

Further, the knob is located above the cross bar.

Furthermore, the moving block also comprises a second fixing band and a finger sleeve arranged on the second fixing band; the lower terminal surface of block is located to the second fixed band.

Furthermore, the finger stall is located between second fixed band and the block.

Compared with the prior art, the utility model discloses can realize one of following beneficial effect at least:

(1) The wrist angle adjusting device of the utility model has the advantages that the moving block on the support is used for fixing the palm, the base is used for fixing the front arm, the moving block can vertically move on the support, the adjustment of the included angle between the front arm and the palm is realized by adjusting the vertical position of the moving block, and the operation is flexible;

(2) In the wrist angle adjusting device, the finger sleeves on the movable plate are elastic bandages, so that fingers with different sizes can be fixed conveniently, and the application range is wide;

(3) The utility model discloses a wrist angle adjusting device adjusts double-screw bolt and support threaded connection to be connected with the movable block, can fix the contained angle between movable block and the base through the screw thread, be convenient for be fixed in the angle that is fit for the puncture with the regulating plate, avoid leading to the artery to bleed because of puncture in-process palm changes.

The utility model discloses in, can also make up each other between the above-mentioned each technical scheme to realize more preferred combination scheme. Additional features and advantages of the invention will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention. The objectives and other advantages of the invention will be realized and attained by the structure particularly pointed out in the written description and drawings.

Drawings

The drawings, in which like reference numerals refer to like parts throughout, are for the purpose of illustrating particular embodiments only and are not to be considered limiting of the invention.

FIG. 1 is a schematic structural view of a wrist angle adjusting device according to the present invention;

FIG. 2 is a schematic structural view of a bracket of the wrist angle adjusting device of the present invention;

FIG. 3 is a front view of the moving block of the wrist angle adjusting device of the present invention;

fig. 4 is a schematic structural diagram of a block body of the wrist angle adjusting device of the present invention.

Reference numerals:

1-a base; 11-a base; 12-the softer layer; 13-a first securing strap; 2-a scaffold; 21-a stent body; 211-connecting rod; 212-a vertical bar; 213-a cross bar; 2131-a threaded hole; 22-a moving block; 221-block body; 222-a second securing strap; 223-finger stall; 23-an adjustment stud; 24-knob.

Detailed Description

The following detailed description of the preferred embodiments of the invention, which is to be read in connection with the accompanying drawings, forms a part of the invention, and together with the embodiments of the invention, serve to explain the principles of the invention and not to limit the scope of the invention.

The embodiment of the present invention is described in detail with reference to the accompanying drawings 1 to 4 as follows:

the device for adjusting the wrist angle provided by the embodiment, as shown in fig. 1, comprises a base 1 and a support 2; support 2 sets firmly in the one end of base 1, and base 1 is used for fixed forearm, and support 2 is used for fixing the palm and adjusts the contained angle between palm and the forearm.

Specifically, the base 1 includes a base 11, a soft layer 12, and a first fixing band 13; the base 11 is a cube, and the upper end of the base is provided with an arc-shaped groove for placing a front arm; the soft layer 12 is arranged on the base 11, is preferably a spongy cushion, is attached to the arc-shaped groove and is used for enhancing the comfort of the arm; the first fixing strap 13 is preferably an elastic bandage, and is disposed on the upper portion of the arc-shaped groove of the base 11, and elastically fixes the forearm placed in the arc-shaped groove by forming an annular space with the arc-shaped groove.

The support 2 is used for fixing the wrist and adjusting the angle between the forearm and the palm, and comprises a support main body 21, a moving block 22, an adjusting stud 23 and a knob 24.

Specifically, referring to fig. 1 and 2, the bracket main body 21 is disposed at one end of the base 11 and includes a connecting rod 211, a vertical rod 212 and a cross rod 213, the connecting rod 211 is disposed on the base 11 and is vertically connected to the vertical rod 212, and the vertical rod 212 is vertically connected to one end of the cross rod 213; the two ends of the cross bar 213 are respectively provided with a vertical bar 212 and a connecting bar 211 vertically connected with the vertical bar 212, so that the vertical bar 212 and the cross bar 213 are vertically connected in the same plane, and the connecting bar 211 is perpendicular to the plane where the vertical bar 212 and the cross bar 213 are located.

Further, a threaded hole 2131 is formed in the middle of the cross rod 213, and the threaded hole 2131 can enable the adjusting stud 23 to penetrate through; the threaded hole 2131 is in threaded connection with the adjusting stud 23 and enables the adjusting stud 23 to move in the threaded hole 2131, so that the adjusting stud 23 can ascend and descend on the cross rod 213.

Further, referring to fig. 3 and 4, the moving block 22 includes a block 221, through holes are provided at two ends of the block 221, the moving block 22 can be sleeved on the vertical rods 212 through the through holes, and the moving block 22 can move up and down along the vertical rods 212.

Further, after the adjusting stud 23 passes through the threaded hole 2131 on the cross bar 213, the lower end of the adjusting stud 23 is connected with the moving block 22, so that the adjusting stud 23 moves in the threaded hole 2131 and simultaneously drives the moving block 22 to move in the vertical direction along the vertical bar 212; the upper end of the adjusting stud 23 is provided with a knob 24, the knob 24 is positioned above the cross bar 213, and the knob 24 is screwed to drive the adjusting stud 23 to move in the threaded hole 2131.

Further, the moving block 22 further includes a second fixing strap 222 and a finger sleeve 223 disposed on the second fixing strap 222, the second fixing strap 222 is disposed on the lower end surface of the block 221, and two ends of the second fixing strap 222 are fixed on the lower end surface of the block 221, so that the second fixing strap 222 forms an annular space on the block 221; finger stall 223 is set on the second fixing strap 222 and located between the second fixing strap 222 and the block 221; second securing strap 222 and finger cuff 223 are used to secure the palm to block 221.

Further, the second fixing band 222 is preferably a soft cloth band, and wraps and fixes the palm of the hand.

Further, the finger stall 223 is preferably an elastic bandage for facilitating elastic fixation of the finger.

It should be noted that, after the forearm is placed on the base 11 by the patient, the palm faces upward, the finger is inserted into the finger stall 223, the operator fixes the forearm of the patient on the base 11 through the first fixing strap 13, and the second fixing strap 222 supports the palm inserted into the finger stall 223, so as to fix the palm on the moving block 22, the operator screws the knob 24 to vertically move the adjusting stud 23 in the cross bar 213, and meanwhile, the adjusting stud 23 drives the moving block 22 to vertically move along the vertical bar 212, so as to drive the palm to change the angle between the palm and the forearm, and after the knob 24 is stopped to be screwed, the angle between the forearm and the palm can be fixed by means of the threaded connection between the adjusting stud 23 and the cross bar 213.

The above description is only a preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention should be covered by the present invention.

Claims

1. A wrist angle adjusting device is characterized by comprising a base (1) and a support (2); the bracket (2) is arranged at one end of the base (1);

the support (2) comprises a support main body (21), a moving block (22) and an adjusting stud (23); the bracket main body (21) comprises a vertical rod (212) and a cross rod (213); the moving block (22) is sleeved on the vertical rod (212) and can vertically move along the vertical rod (212); the upper end of the adjusting stud (23) is in threaded connection with a threaded hole (2131) in the cross rod (213) and penetrates through the threaded hole (2131), and the lower end of the adjusting stud (23) is connected with the moving block (22).

2. A wrist angle adjusting device according to claim 1, characterized in that the vertical bars (212) are provided perpendicularly to both ends of the cross bar (213).

3. A wrist angle adjustment device according to claim 2, characterized in that the base (1) comprises a base (11), a soft layer (12) and a first fixing strap (13); an arc-shaped groove is formed in the base (11); the soft layer (12) is attached to the arc-shaped groove; the first fixing strap (13) can be used for elastically fixing the forearms placed in the arc-shaped grooves.

4. A wrist angle adjustment device according to claim 3, characterized in that the bracket (2) further comprises a connecting rod (211); one end of the connecting rod (211) is connected with the base (11), and the other end of the connecting rod is vertically connected with the vertical rod (212).

5. A wrist angle adjustment device according to claim 4, characterized in that the connecting rods (211) are perpendicular to the vertical rods (212), the cross rods (213).

6. A wrist angle adjustment device according to claim 5, characterized in that the moving block (22) comprises a block (221), both ends of the block (221) are provided with through holes, and the vertical rod (212) can be inserted into the through holes.

7. The wrist angle adjustment device according to claim 6, characterized in that the bracket further comprises a knob (24), the lower end of the adjustment stud (23) is connected with the moving block (22), and the upper end is connected with the knob (24).

8. Wrist angle adjustment device according to claim 7, characterized in that the knob (24) is located above the crossbar (213).

9. The wrist angle adjusting device according to claim 8, wherein the moving block (22) further comprises a second fixing band (222) and a finger sleeve (223) provided on the second fixing band (222);

the second fixing belt (222) is arranged on the lower end face of the block body (221).

10. The wrist angle adjustment device according to claim 9, characterized in that the finger cuff (223) is located between the second fixing strap (222) and the block (221).