CN213219791U

CN213219791U - Auxiliary fixing device for hemodialysis

Info

Publication number: CN213219791U
Application number: CN202021580495.7U
Authority: CN
Inventors: 吴震; 赵艳美
Original assignee: Liyang Traditional Chinese Medicine Hospital
Current assignee: Liyang Traditional Chinese Medicine Hospital
Priority date: 2020-08-03
Filing date: 2020-08-03
Publication date: 2021-05-18
Anticipated expiration: 2030-08-03

Abstract

The utility model relates to a blood passes through auxiliary instrument technical field, especially relates to an auxiliary fixture for blood passes through, including first rotary damper, the both sides of first rotary damper are rotated respectively and are connected with lifter and telescoping device, the rotary damper of second is installed on the top of lifter, and the top of the rotary damper of second is rotated and is provided with T shape installation pole, and the top of T shape installation pole is provided with fixing mechanism through the screw, and fixing mechanism includes the U-shaped backplate, and the protection is filled up in the inboard of U-shaped backplate. The utility model can fix the internal arm fistula of the patient while ensuring the normal use of the internal fistula, thus better improving the possibility of the movement of the patient; the device can be well arranged on one side of the sickbed, and the angle adjustment is convenient; the device can also play a role in hanging and fixing the patient whose arm needs to be fixed, and is convenient for the patient to use.

Description

Auxiliary fixing device for hemodialysis

Technical Field

The utility model relates to a blood passes through auxiliary instrument technical field, especially relates to an auxiliary fixture for blood passes through.

Background

Hemodialysis is one of the kidney replacement treatment modes of patients with acute and chronic renal failure. The method comprises the steps of draining blood in vivo to the outside of the body, enabling the blood and electrolyte solution (dialysate) with similar body concentration to be inside and outside one hollow fiber through a dialyzer consisting of a plurality of hollow fibers, and carrying out substance exchange through dispersion, ultrafiltration, adsorption and convection principles, so as to remove metabolic waste in the body and maintain the balance of electrolyte and acid and alkali; at the same time, the excess water in the body is removed, and the whole process of purified blood reinfusion is called hemodialysis. An internal fistula is generally adopted in the process of hemodialysis, and the hands of a patient are easily wound by more catheters and the like in the use process of the internal fistula, so that the hands of the patient are limited, and the components are not easily fixed, so that the normal activity of the patient is influenced.

SUMMERY OF THE UTILITY MODEL

The purpose of the utility model is to solve the shortcomings existing in the prior art and to provide an auxiliary fixing device for hemodialysis.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

an auxiliary fixing device for hemodialysis comprises a first rotary damper, wherein two sides of the first rotary damper are respectively connected with a lifting rod and a telescopic device in a rotating mode, a second rotary damper is installed at the top end of the lifting rod, a T-shaped installation rod is arranged at the top end of the second rotary damper in a rotating mode, a fixing mechanism is arranged at the top end of the T-shaped installation rod through a screw and comprises a U-shaped protection plate, a protection pad is installed on the inner side of the U-shaped protection plate, strip-shaped sliding grooves in the length direction of the U-shaped protection plate are formed in the top ends of the two sides of the U-shaped protection plate, sliding blocks are connected to the strip-shaped sliding grooves in a sliding mode, an air bag is arranged between; one side of the telescopic device is fixedly provided with a clamping mechanism.

Preferably, the two sides of the U-shaped guard plate are provided with strip-shaped openings communicated with the strip-shaped sliding grooves, and the strip-shaped openings are provided with locking bolts with bolt heads larger than the width of the strip-shaped openings.

Preferably, one side of the sliding block is provided with a thread groove matched with the locking bolt.

Preferably, the telescopic device comprises a connecting plate, two groups of guide devices fixedly connected with the clamping mechanism are fixedly mounted on one side of the connecting plate, and a precession mechanism is further arranged between the connecting plate and the clamping mechanism.

Preferably, the precession mechanism includes the threaded sleeve pipe with connecting plate fixed connection, and threaded sleeve pipe's internal thread is connected with the threaded rod, and the one end of threaded rod is connected with clamping mechanism rotation.

Preferably, a rotary gear is fixedly mounted on the outer side of the threaded rod.

Preferably, the guiding device comprises a fixed sleeve fixedly connected with the connecting plate, a guide rod fixedly connected with the clamping mechanism is sleeved inside the fixed sleeve, and an anti-falling plate with the diameter larger than the opening diameter of the fixed sleeve is fixedly mounted at one end of the guide rod.

Preferably, the bottom parts of the two sides of the U-shaped guard plate are fixedly provided with hanging rings, and the hanging rings are connected with connecting bands through metal rings.

The utility model has the advantages that:

1. through the arrangement of the U-shaped guard plate, the sliding block and the air bag, the internal arm fistula of the patient is fixed while the normal use of the internal fistula is ensured, and the possibility of the movement of the patient is better improved;

2. the clamping mechanism, the first rotary damper and the second rotary damper are arranged, so that the device can be well installed on one side of a sickbed, and the angle adjustment is convenient;

3. through the arrangement of the U-shaped guard plate, the hanging ring and the connecting band, the device can also play a role in hanging and fixing a patient with the arm needing to be fixed, and is better convenient for the patient to use.

Drawings

Fig. 1 is a schematic front view of an auxiliary fixing device for hemodialysis according to the present invention;

fig. 2 is a schematic top view of the telescopic device of the auxiliary fixing device for hemodialysis of the present invention;

fig. 3 is a schematic cross-sectional structural view of a guiding device of an auxiliary fixing device for hemodialysis according to the present invention;

fig. 4 is a schematic side view of a part of the auxiliary fixing device for hemodialysis of the present invention.

In the figure: the device comprises a first rotary damper 1, a lifting rod 2, a second rotary damper 3, a hanging ring 4, a T-shaped mounting rod 5, a U-shaped guard plate 6, a protective pad 7, an air bag 8, a sliding block 9, a locking bolt 10, a knob 11, a screwing screw 12, a U-shaped clamp seat 13, an extrusion plate 14, a telescopic device 15, a connecting plate 16, a threaded sleeve 17, a guide device 18, a rotary gear 19, a threaded rod 20, a fixed sleeve 21, an anti-falling plate 22, a guide rod 23 and a connecting belt 24.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-4, an auxiliary fixing device for hemodialysis comprises a first rotary damper 1, wherein two sides of the first rotary damper 1 are respectively rotatably connected with a lifting rod 2 and a telescopic device 15, the top end of the lifting rod 2 is provided with a second rotary damper 3, the top end of the second rotary damper 3 is rotatably provided with a T-shaped mounting rod 5, the top end of the T-shaped mounting rod 5 is provided with a fixing mechanism through a screw, the fixing mechanism comprises a U-shaped guard plate 6, a protective pad 7 is mounted on the inner side of the U-shaped guard plate 6, strip-shaped chutes along the length direction of the U-shaped guard plate 6 are formed in the top ends of the two sides of the U-shaped guard plate 6, sliding blocks 9 are respectively and slidably connected to the strip-shaped chutes, an air bag 8 is arranged between the sliding blocks; a clamping mechanism is fixedly mounted on one side of the telescopic device 15.

Further, the bar opening that communicates with the bar spout is all seted up to the both sides of U-shaped backplate 6, and it all is equipped with the locking bolt 10 that the bolt head is greater than bar opening width at the bar opening part, and the screw thread groove with locking bolt 10 adaptation is all seted up to one side of sliding block 9, conveniently prescribes a limit to the position of sliding block 9 to guarantee that gasbag 8 does not take place to slide.

Further, the telescopic device 15 includes a connecting plate 16, one side fixed mounting of connecting plate 16 has two sets of guiding devices 18 with clamping mechanism fixed connection, still be equipped with precession mechanism between connecting plate 16 and the clamping mechanism, precession mechanism includes the threaded sleeve 17 with connecting plate 16 fixed connection, and threaded sleeve 17's internal thread is connected with threaded rod 20, the one end of threaded rod 20 rotates with clamping mechanism and is connected, the outside fixed mounting of threaded rod 20 has a rotating gear 19, guiding device 18 includes the fixed sleeve 21 with connecting plate 16 fixed connection, and the inside cover of fixed sleeve 21 is equipped with guide bar 23 with clamping mechanism fixed connection, and the one end fixed mounting of guide bar 23 has the anticreep board 22 that the diameter is greater than fixed sleeve 21 opening diameter, thereby convenience of use device carries out the distance adjustment of horizontal direction in the use, convenient to use.

Further, the hanging rings 4 are fixedly arranged at the bottoms of the two sides of the U-shaped guard plate 6, and the hanging rings 4 are connected with connecting belts 24 through metal rings, so that the use of a patient with hands needing to be fixed is facilitated.

The working process is as follows: during normal use, firstly, a clamping mechanism in the device is clamped on one side of a sickbed, a U-shaped clamping seat 13 is clamped on a bed rod or a bed board of the sickbed, then a rotating knob 11 is rotated to enable a screwing screw 12 to drive a squeezing plate 14 to move, so that the clamping mechanism can be stably clamped on the sickbed, then a telescopic device 15 is adjusted according to specific use requirements, a threaded rod 20 is rotated by rotating a rotating gear 19, and under the action of a guide device 18, a threaded sleeve 17 drives a lifting rod 2 and a U-shaped protection plate 6 to be telescopic in a horizontal distance under the action of torque and guide;

when a patient with hemodialysis is in use, firstly, an arm is arranged between the U-shaped protection plate 6 and the air bag 8 in a penetrating mode, then the air bag 8 is moved to an internal fistula through the movable sliding block 9, the locking bolt 10 is screwed in at the moment, the position of the air bag 8 is fixed, then the air bag 8 is inflated, a catheter and the internal fistula on the hand of the patient are fixed under the action of the expanded air bag 8 and the U-shaped protection plate 6, and therefore falling off and other situations caused by shaking of the hand are avoided in the using process;

when in other uses, through taking off U-shaped backplate 6 from T shape installation pole 5, the arm passes fixedly as before-mentioned step, establishes connecting band 24 cover in the neck department of disease to play the fixed effect of hanging, the recovered going on of disease of being convenient for.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. An auxiliary fixing device for hemodialysis, which comprises a first rotary damper (1), wherein both sides of the first rotary damper (1) are respectively and rotatably connected with a lifting rod (2) and a telescopic device (15), it is characterized in that a second rotary damper (3) is arranged at the top end of the lifting rod (2), a T-shaped mounting rod (5) is rotatably arranged at the top end of the second rotary damper (3), a fixing mechanism is arranged at the top end of the T-shaped mounting rod (5) through a screw, the fixing mechanism comprises a U-shaped guard plate (6), a protective pad (7) is arranged on the inner side of the U-shaped guard plate (6), strip-shaped sliding grooves along the length direction of the U-shaped guard plate (6) are formed in the top ends of the two sides of the U-shaped guard plate, sliding blocks (9) are connected to the strip-shaped sliding grooves in a sliding mode, air bags (8) are arranged between the sliding blocks (9), and air inlets are formed in the air bags (8);

one side of the telescopic device (15) is fixedly provided with a clamping mechanism.

2. The auxiliary fixing device for hemodialysis according to claim 1, wherein both sides of the U-shaped protection plate (6) are provided with strip-shaped openings communicated with the strip-shaped sliding grooves, and the strip-shaped openings are provided with locking bolts (10) with bolt heads larger than the width of the strip-shaped openings.

3. The auxiliary fixing device for hemodialysis, according to claim 2, wherein one side of the sliding block (9) is provided with a threaded groove adapted to the locking bolt (10).

4. An auxiliary fixing device for hemodialysis according to claim 1, wherein the telescopic device (15) comprises a connecting plate (16), two sets of guiding devices (18) fixedly connected with the clamping mechanism are fixedly installed on one side of the connecting plate (16), and a precession mechanism is further arranged between the connecting plate (16) and the clamping mechanism.

5. An auxiliary fixture for hemodialysis according to claim 4, wherein the screw-in mechanism comprises a threaded sleeve (17) fixedly connected to the connection plate (16), and a threaded rod (20) is threadedly connected to the inside of the threaded sleeve (17), and one end of the threaded rod (20) is rotatably connected to the clamping mechanism.

6. Auxiliary fixture for hemodialysis, according to claim 5, wherein a rotary gear (19) is fixedly installed at the outer side of the threaded rod (20).

7. An auxiliary fixing device for hemodialysis, according to claim 5, wherein the guiding device (18) comprises a fixing sleeve (21) fixedly connected with the connecting plate (16), a guiding rod (23) fixedly connected with the clamping mechanism is sleeved inside the fixing sleeve (21), and an anti-drop plate (22) with a diameter larger than that of the opening of the fixing sleeve (21) is fixedly installed at one end of the guiding rod (23).

8. The auxiliary fixing device for hemodialysis, according to claim 1, wherein the hanging ring (4) is fixedly installed at the bottom of two sides of the U-shaped protection plate (6), and the hanging ring (4) is connected with the connecting band (24) through a metal ring.