CN213158550U

CN213158550U - Hemodialysis needle fixing device

Info

Publication number: CN213158550U
Application number: CN202020572658.0U
Authority: CN
Inventors: 陈艳丽
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-04-16
Filing date: 2020-04-16
Publication date: 2021-05-11
Anticipated expiration: 2030-04-16

Abstract

A hemodialysis needle fixing device effectively solves the problems that the existing fixing mode is not ideal in effect and dialysis needle displacement is easy to occur; the device comprises a U-shaped block with a forward opening, wherein an upper axial fixed shaft and a lower axial fixed shaft are arranged at the upper end of the U-shaped block, an L-shaped arm plate is rotatably connected to the upper side of the fixed shaft, a chute in the left and right directions is formed in the front end of the arm plate, sliders are respectively and slidably connected to the left and right sides in the chute, the front end of each slider extends out of the chute and is provided with an annular groove, a binding belt positioned at the rear side of the annular groove is fixed at the upper end of each slider, the free end of each binding belt can be inserted into the annular groove on the corresponding side of each binding belt, a T-shaped block is slidably connected onto the binding belt, a left and right axial semicircular; the structure is simple, the operation is convenient, the conception is novel, and the practicability is strong.

Description

Hemodialysis needle fixing device

Technical Field

The utility model relates to a hemodialysis auxiliary apparatus technical field, especially a hemodialysis needle fixing device.

Background

Hemodialysis is the most effective treatment method for patients with chronic renal failure and acute drug poisoning, the upper limbs of the patients are punctured and inserted, during hemodialysis, the needle tube of the retained needle is usually adhered to the arm of the patients by an adhesive tape to prevent the retained needle from being brought out by the needle tube, part of the skin of the patients can generate allergy to the adhesive tape, and the adhesive tape can fall off when the patients perspire, so that the needle tube cannot be effectively fixed, meanwhile, the patients cannot randomly change the body position during dialysis, the dialysis time of the patients is more than 4 hours, the patients sleep, sit up and involuntarily move the arms during dialysis, the phenomena that a dialysis tube falls off and the dialysis needle is displaced to puncture the blood vessel, so that the dialysis puncture needle is separated from the blood vessel or the blood extravasates, and normal hemodialysis is affected.

SUMMERY OF THE UTILITY MODEL

To the above situation, for overcoming the defects of the prior art, the utility model aims to provide a hemodialysis needle fixing device, which effectively solves the problems that the existing fixing mode is not ideal in effect and the dialysis needle is easy to shift.

The technical scheme of its solution is, the utility model discloses an opening U-shaped piece forward, axial fixed axle about U-shaped piece upper end is equipped with, the fixed axle upside rotates and is connected with the armplate that is L shape, the spout of left right direction is seted up to the armplate front end, left and right sides sliding connection has the slider respectively in the spout, the slider front end stretches out the spout and has seted up the ring channel, the slider upper end is fixed with the band that is located the ring channel rear side, the free end of every band all can insert in its ring channel that corresponds the side, sliding connection has the T-shaped piece on the band, axial and semicircular arc wall about T-shaped piece upside has been seted up, T-shaped piece upside articulates there is the gland, the downside of every gland has all been seted up can rather.

Compared with the prior art, the beneficial effects of the utility model are that: through band and armplate cooperation, be convenient for fix patient's arm on the armplate, utilize T-shaped piece and band cooperation to fix the needle of dialyzing on the arm simultaneously, can increase the fixed effect of the needle of dialyzing, can prevent again that patient's arm activity from leading to the needle of dialyzing to shift, through spacing ring and armplate cooperation, help the position that patient's adjustment arm was put, be convenient for improve patient's comfort level, this simple structure, convenient operation conceives the novelty, and the practicality is strong.

Drawings

Fig. 1 is an isometric view of the present invention.

Figure 2 is the utility model discloses a partially cut owner and look axonometric drawing.

Fig. 3 is the utility model discloses a dissect left side and look the axonometric drawing.

Fig. 4 is an enlarged view of a in fig. 3 according to the present invention.

Detailed Description

The following describes the embodiments of the present invention in further detail with reference to the accompanying drawings.

By figure 1 to 4 and give, U-shaped piece 1 forward including the opening, axial fixed axle 2 about 1 upper end of U-shaped piece is equipped with, 2 upside rotations of fixed axle are connected with the arm board 3 that is L shape, the spout 4 of left right direction is seted up to arm board 3 front end, left and right sides difference sliding connection has slider 5 in the spout 4, slider 5 front end stretches out spout 4 and has seted up ring channel 6, slider 5 upper end is fixed with the band 7 that is located ring channel 6 rear side, the free end of every band 7 all can insert its ring channel 6 that corresponds the side, sliding connection has T-shaped piece 8 on the band 7, axial and semicircular arc wall 9 about 8 upside of T-shaped piece has been seted up, 8 upside hinges of T-shaped piece have gland 10, can correspond side arc wall 9 complex recess 11 rather than having seted up to the downside of every gland 10.

In order to fix the U-shaped block 1 at the bedside, a bolt knob 12 is connected to the lower side wall of the U-shaped block 1 in a threaded manner, and the upper end of the bolt knob 12 extends into the U-shaped block 1 and is provided with a pressing block 13.

In order to lock the rotation connection between the arm plate 3 and the fixed shaft 2, a limit ring 14 capable of extruding the arm plate 3 is connected to the fixed shaft 2 in a threaded manner, and a handle is arranged at the front end of the limit ring 14.

In order to realize that T-shaped piece 8 can slide on band 7, T-shaped piece 8 around both sides seted up logical groove 15 that link up from top to bottom respectively, every band 7 all inserts in its two logical grooves 15 that correspond the side, T-shaped piece 8 is located band 7 upside.

In order to facilitate the band 7 to fix the arm on the arm plate 3, the inner surface of the free end of the band 7 is provided with a first magic tape, and the outer surface of the other end of the band 7 is provided with a second magic tape which can be adhered with the first magic tape.

In order to facilitate the gland 10 to be matched with the T-shaped block 8 to fix the puncture needle, the rear end of the T-shaped block 8 is provided with a clamping block 16 in the left-right direction, and the rear end of the gland 10 is provided with a clamping tooth 17 which can be matched with the clamping block 16 on the corresponding side.

When the utility model is used, each binding band 7 is inserted into the two through grooves 15 on the corresponding side respectively in the initial state, the limiting ring 14 is contacted with the arm plate 3 to lock the swing of the arm plate 3, and the clamping block 16 is not contacted with the clamping teeth 17;

the U-shaped block 1 is clamped at the bedside, the bolt knob 12 is rotated after the position is adjusted, the bolt knob 12 drives the pressing block 13 to upwards contact with the bed body, the pressing block 13 upwards extrudes the bed body to fix the U-shaped block 1 at the bedside, the arm of a patient is placed on the arm plate 3, after the puncture of a dialysis needle is completed, the left sliding block 5 slides to a proper position along the sliding groove 4, the position of the T-shaped block 8 on the binding belt 7 is adjusted to clamp the handheld end of the dialysis needle into the arc-shaped groove 9, the pressing cover 10 is swung backwards, the clamping block 16 is matched with the clamping teeth 17 to fix the dialysis needle between the arc-shaped groove 9 and the groove 11, the free end of the binding belt 7 is inserted into the annular groove 6 at the corresponding side after bypassing the lower part of the arm plate 3, the position of the T-shaped block 8 on the binding belt 7 is kept unchanged, the first magic tape is adhered with the second magic tape, the binding belt 7 fixes the, the dialysis needle is fixed on the arm, the position of the right slide block 5 is adjusted, and the other dialysis needle is fixed on the arm;

when the position of the arm of the patient needs to be adjusted, the handle is rotated, the handle drives the limiting ring 14 to be separated from the arm plate 3 upwards, the locking state of the arm plate 3 is released, the arm plate 3 can rotate around the fixed shaft 2 at the moment, after the comfortable position is adjusted, the handle is rotated, the handle drives the limiting ring 14 to press the arm plate 3 downwards, the friction force between the limiting ring 14 and the arm plate 3 limits the swinging of the arm plate 3, and the arm plate 3 cannot swing and is in the locking state;

after the dialysis, forward swing gland 10 makes latch 17 break away from with fixture block 16, removes arc wall 9 and recess 11 fixed to the dialysis needle, can take out the dialysis needle from the arm this moment, pastes first magic and the separation of second magic, and band 7 takes out from its ring channel 6 that corresponds the side, removes band 7 fixed to the arm, rotates bolt knob 12, and bolt knob 12 drives briquetting 13 and separates downwards with the bed body, and removable U-shaped piece 1 finishes using this moment.

Claims

1. A hemodialysis needle fixing device comprises a U-shaped block (1) with a forward opening, wherein an upper axial fixing shaft (2) and a lower axial fixing shaft are arranged at the upper end of the U-shaped block (1), the hemodialysis needle fixing device is characterized in that an L-shaped arm plate (3) is rotatably connected to the upper side of the fixing shaft (2), a left-right sliding groove (4) is formed in the front end of the arm plate (3), sliders (5) are respectively and slidably connected to the left side and the right side in the sliding grooves (4), the front end of each slider (5) extends out of the sliding groove (4) and is provided with an annular groove (6), a belt (7) positioned at the rear side of the annular groove (6) is fixed at the upper end of each slider (5), the free end of each belt (7) can be inserted into the annular groove (6) on the corresponding side of each belt, a T-shaped block (8) is slidably connected to the belt (7, the lower side of each gland (10) is provided with a groove (11) which can be matched with the corresponding side arc-shaped groove (9).

2. The hemodialysis needle fixing device according to claim 1, wherein a bolt knob (12) is threadedly connected to a lower side wall of the U-shaped block (1), and an upper end of the bolt knob (12) extends into the U-shaped block (1) and is provided with a pressing block (13).

3. The hemodialysis needle fixing device according to claim 1, wherein the fixing shaft (2) is threadedly connected with a limit ring (14) capable of extruding the arm plate (3), and a handle is arranged at the front end of the limit ring (14).

4. The hemodialysis needle fixing device according to claim 1, wherein the front and rear sides of the T-shaped block (8) are respectively provided with a through groove (15) which is vertically penetrated, each binding band (7) is inserted into the two through grooves (15) on the corresponding side, and the T-shaped block (8) is positioned on the upper side of the binding band (7).

5. The hemodialysis needle fixing device according to claim 1, wherein a first hook and loop fastener is disposed on an inner surface of a free end of the band (7), and a second hook and loop fastener which can be adhered to the first hook and loop fastener is disposed on an outer surface of the other end of the band (7).

6. The hemodialysis needle fixing device according to claim 1, wherein the rear end of the T-shaped block (8) is provided with a fixture block (16) in the left-right direction, and the rear end of the gland (10) is provided with a fixture tooth (17) capable of being matched with the fixture block (16) on the corresponding side.