CN211433534U

CN211433534U - Hemodialysis internal fistula protection device

Info

Publication number: CN211433534U
Application number: CN201922220261.5U
Authority: CN
Inventors: 周佳; 陆新春; 陈定贵; 吴洋齐; 王元
Original assignee: Su Chunxiong
Current assignee: Su Chunxiong
Priority date: 2019-12-12
Filing date: 2019-12-12
Publication date: 2020-09-08
Anticipated expiration: 2029-12-12

Abstract

The utility model discloses a hemodialysis internal fistula protection device, which comprises a base and a protective cover which are both made of PVC materials, wherein the base is provided with a semicircular protective cover; the protective cover comprises 2 arc-shaped protective plates symmetrically arranged at the left and right and 1 arc-shaped sliding plate, and the condition of the blood vessel access can be observed; the sliding plate is arranged between the 2 protective plates, and the two sides of the sliding plate are detachably connected with the protective plates in a sliding manner, and can also freely slide in the semi-arc sliding groove and can slide to a designated position for locking; a plurality of ventilation through holes are formed in the guard plate and the sliding plate in an array mode, and pipeline fixing buckles are further arranged on the inner wall of the guard plate. The utility model discloses can effectively keep apart the art limb, avoid foreign objects such as quilt clothes to the oppression of point of puncture and pipeline, the patient activity is more convenient, can provide effectual daily protection, safe convenient for art limb and internal fistula.

Description

Hemodialysis internal fistula protection device

Technical Field

The utility model relates to a hemodialysis internal fistula protection device.

Background

Hemodialysis is one of the kidney replacement treatment modes of acute and chronic renal failure patients, and is used for draining blood in vivo to the outside, performing substance exchange in a dialyzer consisting of hollow fibers through dispersion convection, removing metabolic wastes in vivo, maintaining the balance of electrolytes and acid and alkali, and simultaneously removing excessive water in vivo. The establishment and maintenance of a good vascular access are the primary conditions for ensuring smooth blood purification and adequate dialysis. The vascular access is also a 'life line' for maintaining hemodialysis patients for a long time, and the ideal vascular access has enough blood flow during hemodialysis, is convenient to puncture, is durable, and has few complications.

The blood vessel access selected for dialysis treatment of arteriovenous internal fistula in hemodialysis is also one of life lines of dialysis patients, and is the guarantee of blood flow and good dialysis quality. The arteriovenous internal fistula is carefully nursed, the service life of the arteriovenous internal fistula is prolonged, and the service life of a dialysis patient is prolonged.

Dialysis patients are dialyzed 3 times a week for more than 4 hours each time, the fistula side limbs need to be braked and can not move freely in the dialysis process, and the tips of the fingers of the dialysis patients are pale and cool due to poor blood circulation or blood stealing syndrome. Particularly, dialysis patients have low resistance, and limbs are exposed for a long time in cold seasons, so that other diseases such as cold and fever are easily caused due to cold, and if warm-keeping articles such as quilts are directly covered on the limbs on the internal fistula side, unsmooth blood flow is easily caused due to the compression of blood pipelines. Secondly, because the dialysis time is long, and a large amount of heat is consumed due to the circulation of blood in vitro and in vivo in the dialysis process, and the puncture part is exposed to the air, the body temperature of the operative limb of the patient is easily reduced, the blood flow is reduced due to vasoconstriction, the dialysis effect is influenced, and even the occlusion of the internal fistula is caused.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome the not enough of prior art, provide a hemodialysis internal fistula protection device.

In order to realize the purpose, the utility model discloses a technical scheme as follows:

the utility model comprises a base and a transparent protective cover, wherein the base is provided with a semicircular protective cover; the protective cover comprises 2 arc-shaped protective plates symmetrically arranged at the left and right and 1 arc-shaped sliding plate, the sliding plate is arranged between the 2 protective plates, and the two sides of the sliding plate are detachably connected with the protective plates in a sliding manner;

the lower part of the inner wall of the guard plate is provided with a graphene heating film along the axial direction, the graphene heating film is electrically connected with a power interface arranged on the side surface of the base, the power interface is also connected with a power line in a plugging manner, the other end of the power line is provided with a plug, and the power line can be connected with an external power supply in a plugging manner through the plug; a timing switch and a temperature regulating switch are further arranged on the side surface of the base and beside the power interface; and a plurality of ventilation through holes are formed in the guard plate and the sliding plate in an array mode.

Preferably, a layer of memory sponge is further arranged on the upper surface of the base.

Preferably, the guard plate and the sliding plate are both transparent PVC plates.

Preferably, backplate inner wall upper portion is equipped with 2 at least pipeline fixing buckle along its axial, pipeline fixing buckle material is the metal shaping hose.

Preferably, a sliding groove is formed in one side, which is in contact with the sliding plate, of the protection plate, and the sliding plate is in sliding connection with the protection plate through the sliding groove.

Preferably, when the power line is electrically connected with the power interface and the external power supply, the temperature-adjusting switch can adjust the magnitude of current output from the external power supply to the graphene heating film, so as to adjust the heating temperature of the graphene heating film when the graphene heating film is electrified; the timing switch can adjust the power-on time of the external power supply and the graphene heating film.

Preferably, the temperature adjusting switch comprises three stages, and each stage controls the heating temperature of the graphene heating film to be 30-35 ℃, 35-42 ℃ and 42-50 ℃ in sequence.

Preferably, the timing switch comprises three gears, and the energization time of the graphene heating film is controlled to be 10-30min, 30-60min and 60-90min in sequence by each gear.

Preferably, the length of the base is 300-400mm, and the width is 100-160 mm.

Preferably, the sliding plate is provided with 1 fixing band, one end of the fixing band is fixedly connected with the lower part of one side of the end part of the outer surface of the sliding plate, the fixing band is arranged perpendicular to the sliding groove, the lower surface of the other end of the fixing band is provided with a bulge, and the bulge of the fixing band can be just inserted into the ventilation through hole of the guard plate close to the bulge.

Preferably, the fixing band is made of flexible medical silica gel.

The utility model discloses owing to adopted above-mentioned technical scheme, following beneficial effect has:

1. the utility model discloses can avoid the patient because body appearance, action are improper oppresses the art limb, can also effectively keep apart the art limb, prevent that foreign matter fish tail, clothes and bedding friction, sewage water drip drench etc. provide effectual daily protection for art limb and internal fistula. When the quilt is required to be covered under cold conditions, the support and the isolation can be formed between the operative limb and the quilt of the patient, so that the contact and the oppression of the operative limb and the internal fistula of the quilt can be avoided.

2. The graphene heating film provided by the utility model has the advantages of uniform heating, safety, comfort, low required voltage, only 5V of rated voltage and high safety factor; secondly, the graphene heating film is high in heating speed, the surface temperature of the graphene heating film can be heated to 40 ℃ within 20 seconds, and the graphene heating film can emit heat after being electrified, so that muscles, skin tissues and the like can generate heat effects, the limbs are prevented from being cold, and meanwhile, the graphene heating film has the effects of increasing the blood flow of the internal fistula, prolonging the service life of the internal fistula, improving blood circulation, preventing muscle spasm, enhancing metabolism, reducing pain of the internal fistula and the like, and other complications such as blood stealing syndrome and the like are prevented, so that a patient can carry out hemodialysis in a comfortable and safe state.

3. The utility model discloses set up power source, temperature switch and time switch at the base, the temperature and the time of generating heat of control graphite alkene heating film, the temperature regulation precision that generates heat is high, and convenient to use can not cause the burn to patient's skin.

Therefore, the utility model discloses simple structure, it is easy and simple to handle, good application prospect has.

Drawings

Fig. 1 is a schematic structural diagram of the present invention;

fig. 2 is a front view of the present invention.

Fig. 3 is a side view of the present invention.

In the attached figure, 1-a base, 2-a protective cover, 3-a protective plate, 4-a sliding plate, 5-a graphene heating film, 6-a power interface, 7-a power line, 8-a plug, 9-a timing switch, 10-a temperature adjusting switch, 11-a ventilation through hole, 12-a memory sponge, 13-a pipeline fixing buckle, 14-a sliding chute, 15-a fixing belt and 16-a bulge.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the following description of the preferred embodiments of the present invention will be made with reference to the accompanying drawings.

Example 1

As shown in the figures, the hemodialysis internal fistula protecting device of the utility model comprises a base 1 and a protecting cover 2 which are made of transparent PVC materials, wherein the base 1 is provided with the semicircular protecting cover 2, the upper surface of the base 1 is also provided with a layer of memory sponge 12, the length of the base 1 is 370mm, and the width of the base 1 is 160 mm; the protective cover 2 comprises 2 arc-shaped protective plates 3 symmetrically arranged at the left and right and 1 arc-shaped sliding plate 4, the sliding plate 4 is arranged between the 2 protective plates 3, the protective plates 3 and the sliding plate 4 are combined together to form a semicircle, a sliding groove 14 is arranged on one side of the protective plate 3, which is in contact with the sliding plate 4, and the sliding plate 4 is detachably connected with the protective plates 3 in a sliding manner through the sliding groove 14; a plurality of ventilation through holes 11 are formed in the guard plate 3 and the sliding plate 4 in an array manner; the upper part of the inner wall of the guard plate 3 is provided with 2 pipeline fixing buckles 13 made of metal shaping hoses along the axial direction; the sliding plate 4 is provided with 1 fixing belt 15 made of flexible medical silica gel, one end of the fixing belt 15 is fixedly connected with the lower part of one side of the outer surface end part of the sliding plate 4, the fixing belt 15 is arranged vertical to the sliding chute 14, the lower surface of the other end of the fixing belt 15 is provided with a bulge 16, and the bulge 16 of the fixing belt 15 can be just inserted into the ventilation through hole 11 of the protection plate 3 close to the bulge 16; the lower part of the inner wall of the guard plate 3 is provided with a graphene heating film 5, the graphene heating film 5 is electrically connected with a power interface 6 arranged on the side surface of the base 1, the power interface 6 is also connected with a power line 7 in a plugging manner, the other end of the power line 7 is provided with a plug 8, and the power line 7 can be connected with an external power supply in a plugging manner through the plug 8; a timing switch 9 and a temperature regulating switch 10 are also arranged on the side surface of the base 1 and beside the power interface 6; when the power line 7 is electrically connected with the power interface 6 and an external power supply, the temperature-adjusting switch 10 can adjust the magnitude of current output from the external power supply to the graphene heating film 5, so as to adjust the heating temperature of the graphene heating film 5 when the graphene heating film is electrified; the timing switch 9 can adjust the power-on time of an external power supply and the graphene heating film 5; the temperature adjusting switch 10 comprises three gears, and each gear controls the heating temperature of the graphene heating film 5 to be 30-35 ℃, 35-42 ℃ and 42-50 ℃ in sequence; the timing switch 9 comprises three gears, and the energization time of the graphene heating film 5 is controlled to be 10-30min, 30-60min and 60-90min in sequence by each gear.

During the use, the patient blood transfusion pipeline inserts the back when hemodialysis, and the art limb is followed the utility model discloses the side stretches into, makes sliding plate 4 slide when necessary, and medical personnel from 2 top operations of safety cover, hangs the blood transfusion pipeline on pipeline fixed buckle 13, makes the free end of pipeline fixed buckle 13 incurve, makes the blood transfusion pipeline be fixed in on 3 inner walls of backplate, further guarantees the pipeline safety of patient when hemodialysis, and ventilation hole 11 improves the gas permeability of safety cover 2, prevents that the art limb is sultry, can protect the art limb again on a large scale, prevents the foreign matter fish tail. The setting of fixed band 15 can make sliding plate 4 slide to a certain position in spout 14, insert in the ventilative through-hole 11 of backplate 3 that is close to with fixed band 15 protruding 16 to fixed relative position of locking sliding plate 4 temporarily, memory sponge 12 improves the compliance of base 1, improves the travelling comfort that the art limb was placed on base 1. Need observe the pipeline in real time, inconvenient cover bed clothes on the art limb when medical personnel, perhaps bed clothes are kept apart by safety cover 2, the art limb still feels when cold, connect power source 6 with power cord 7 one end, the other end passes through plug 8 and socket electricity and is connected, opens time switch 9 and switch 10 that adjusts the temperature, makes 5 circular telegrams of graphite alkene heating film generate heat, heats the art limb and keeps warm, prevents art limb vasoconstriction, influences the dialysis effect.

The graphene heating film 5, the power interface 6, the power line 7, the timing switch 9 and the temperature adjusting switch 10 are all in the prior art.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims

1. A hemodialysis internal fistula protecting device comprises a base and a transparent protecting cover, and is characterized in that the base is provided with a semicircular protecting cover; the protective cover comprises 2 arc-shaped protective plates symmetrically arranged at the left and right and 1 arc-shaped sliding plate, the sliding plate is arranged between the 2 protective plates, and the two sides of the sliding plate are detachably connected with the protective plates in a sliding manner;

2. The hemodialysis fistula protecting device of claim 1, wherein said base upper surface further comprises a layer of memory sponge.

3. The hemodialysis fistula protection device of claim 1, wherein the guard plate and the sliding plate are transparent PVC plates.

4. The hemodialysis internal fistula protecting device according to claim 1, wherein at least 2 pipeline fixing buckles are arranged on the upper portion of the inner wall of the protecting plate along the axial direction of the inner wall, and the pipeline fixing buckles are made of metal forming hoses.

5. The hemodialysis fistula protecting device of claim 1, wherein the protecting plate is provided with a sliding groove on a side contacting with the sliding plate, and the sliding plate is slidably connected with the protecting plate through the sliding groove.

6. The hemodialysis fistula protection device of claim 1, wherein when the power line is electrically connected to the power interface and an external power source, the temperature-adjusting switch can adjust the magnitude of current output from the external power source to the graphene heating film, thereby adjusting the heating temperature of the graphene heating film when the graphene heating film is powered on; the timing switch can adjust the power-on time of the external power supply and the graphene heating film.

7. The hemodialysis fistula protection device of claim 1, wherein the temperature-regulating switch comprises three stages, and each stage controls the heating temperature of the graphene heating film to be 30-35 ℃, 35-42 ℃ and 42-50 ℃ in sequence.

8. The hemodialysis fistula protection device of claim 1, wherein the time switch comprises three stages, and each stage controls the energization time of the graphene heating film to be 10-30min, 30-60min and 60-90min in sequence.

9. The hemodialysis fistula protection device of claim 1, wherein the base has a length of 300-400mm and a width of 100-160 mm.

10. The hemodialysis fistula protecting device of claim 1, wherein the sliding plate is provided with 1 fixing band, one end of the fixing band is fixedly connected with the lower part of one side of the outer surface end part of the sliding plate, the lower surface of the other end of the fixing band is provided with a protrusion, and the protrusion of the fixing band can be just inserted into the ventilation through hole of the protecting plate close to the protrusion.