CN207679782U - For the fixed device with a tight waist of PD outer tube - Google Patents

Abstract

The utility model discloses a waist girdle device for fixing the outer tube of peritoneal dialysis; it comprises underwear, an elastic girdle and a protective bag; the lower edge of the elastic girdle is connected with the upper edge of the underpants; the right side of the front end of the elastic girdle There are openings symmetrically on the left side of the front face; the protective bag is in a long cylindrical structure, and is arranged horizontally in the middle of the front end face of the elastic waistband, and the two ends of the protective bag correspond to the openings facing the two openings; effect: the patient wears When wearing underwear and fixing the peritoneal dialysis outer tube through the elastic waistband, the underwear can restrain the elastic waistband well so that the elastic waistband is not easy to move along the patient's body, even when the patient walks or turns over on the hospital bed, It is not easy to pull the outer tube of peritoneal dialysis, so that it is not easy to strain the outlet of the peritoneal dialysis catheter on the patient's skin surface, and then it is not easy to cause bleeding or infection. When not in use, the end of the outer tube of peritoneal dialysis is stored in a protective bag, so as to avoid being caught by foreign objects, etc. pollution, and then, the utility model has a good use effect.

Description

Waist corset for fixation of peritoneal dialysis tubing

technical field

The utility model relates to the technical field of medical equipment, in particular to a waist band device for fixing the outer tube of peritoneal dialysis.

Background technique

In the prior art, in major hospitals, when performing peritoneal dialysis for patients, a belt is generally used to directly fix the peritoneal dialysis outer tube connected from the patient's peritoneal cavity. Although this fixing method is widely used, it still has Certain defects and deficiencies.

Specifically, on the one hand, when the patient is walking or turning over on the hospital bed, the belt that is tied on his body is fixed because there is no auxiliary fixing member, so that it is easy to move up and down along the patient's body or around the patient's body. Even if it will pull the peritoneal dialysis outer tube, the outlet of the peritoneal dialysis catheter on the patient's skin surface will be strained, and then cause bleeding or infection, which will increase the pain of the patient. On the other hand, when not in use, the corresponding peritoneal dialysis outer tube on the patient's body The end of the tube is directly clamped between the inner wall of the corresponding belt and the patient's skin, which also makes it easy to be polluted by sweat stains on the patient's body. At the same time, whether it is used or not, the peritoneal dialysis external When the tube is connected, it is almost perpendicular to the outlet of the peritoneal dialysis catheter on the patient's skin surface. When the outer peritoneal dialysis tube is fixed by the corresponding belt, the tube outside the outlet of the peritoneal dialysis catheter on the patient's skin surface is easily bent and deformed, and then damaged And reduce the service life.

Thereby, the prior art needs to be improved.

Utility model content

The purpose of the utility model is to overcome the above-mentioned deficiencies in the prior art and provide a waist-banding device for fixing the outer tube of peritoneal dialysis.

The technical scheme adopted by the utility model to solve the problems of the prior art is: a waist-girdle device for fixing the outer tube of peritoneal dialysis, including underwear, an elastic waist belt and a protective bag for accommodating the outer tube of peritoneal dialysis;

Wherein, the lower edge of the elastic waistband is connected with the upper edge of the underwear to form a whole; the right side of the front end surface of the elastic waistband and the left side of the front end surface are symmetrically opened so that the peritoneal dialysis outer tube an opening protruding from the patient;

The protective bag is in the shape of a long tube, and is laterally fixed in the middle of the front end of the elastic waistband, and the two ends of the protective bag are correspondingly opened with openings facing the two openings.

The above technical scheme is further elaborated below:

Preferably, it also includes two anti-folding guide devices for fixing the peritoneal dialysis outer tube;

Wherein, the two anti-folding guide devices are correspondingly fixed on the right side and the left side of the front end surface of the elastic waistband, and are correspondingly located directly above the two openings; the height of the protective bag It is flush with the height of the two anti-folding guide devices, and the two pockets of the protective bag are correspondingly facing the two anti-folding guide devices.

Preferably, the anti-folding guide device includes a guide seat made of soft plastic material fixed on the front end surface of the elastic waist belt, and an arc provided on the outer end surface of the guide seat so that the peritoneal dialysis outer tube can pass through. Shaped guide groove A;

Wherein, the first opening end of the arc-shaped guide groove A is located at the lower end of the guide seat, and is facing the corresponding opening; the second open end of the arc-shaped guide groove A is located at the lower end of the guide seat. and facing the protective bag at the corresponding position.

Preferably, the anti-folding guide device also includes an arc-shaped guide groove B provided on the outer end surface of the guide seat so that the peritoneal dialysis outer tube can pass through;

Wherein, the first open end of the arc-shaped guide groove B communicates with the middle part of the arc-shaped guide groove A; the second open end of the arc-shaped guide groove B is located on the side of the guide seat, and For the corresponding position of the protective bag.

Preferably, the anti-folding guide device also includes a fixing member provided on the guide seat to fasten the peritoneal dialysis outer tube passing through the arc-shaped guide groove A or through the arc-shaped guide groove B .

Preferably, there are three fixing pieces, and the three fixing pieces are correspondingly located outside the first opening end of the arc-shaped guide groove A, outside the second opening end of the arc-shaped guide groove A and on the arc Out of the second open end of the shaped guide groove B.

Preferably, the three fixing members all include Velcro tapes and Velcro tapes for adhering the Velcro tapes;

Wherein the connecting ends of the two Velcro adhesive tapes are correspondingly fixed on one side of the first opening end of the arc-shaped guide groove A and one side of the second opening end of the arc-shaped guide groove A, and the other said Velcro The connecting end of the adhesive tape is fixed on the side of the second opening end of the arc guide groove B;

Two of the Velcro stickers are correspondingly fixed on the other side of the first opening end of the arc guide groove A and the other side of the second opening end of the arc guide groove A, and the other Velcro sticker is fixed on the other side of the first opening end of the arc guide groove A. On the other side of the second opening end of the arc guide groove B;

When the end of the Velcro adhesive tape at the corresponding position is glued by the Velcro, the peritoneal dialysis outer tube passing through the arc-shaped guide groove A or the arc-shaped guide groove B is fastened and fixed.

Preferably, the front end of the elastic waistband is laterally fixed with a plurality of rings along its length direction so that the outer tube of peritoneal dialysis can pass through, and the height of the plurality of rings is the same as that of the protective bag. and the height of the anti-folding guide device are at the same level;

At least one ring belt is provided between the protective bag and the anti-folding guide device and on the side of the anti-folding guide device facing away from the protective bag.

Preferably, it also includes straps made of two elastic materials;

Wherein, the front lower ends of the two braces correspond to the two sides of the upper front edge of the elastic waistband to form a whole; the rear lower ends of the two braces correspond to the two sides of the upper rear edge of the elastic waistband. The sides are connected to form a whole.

Preferably, the underpants include a front crotch piece and a rear crotch piece that are connected to form an integral body;

Wherein, a front crotch opening is opened from the middle and upper part to the bottom of the front crotch piece, and a back stall opening connected with the front crotch opening is opened from the bottom to the upper part of the back crotch piece, the front crotch opening and A Velcro tape is provided on the rear stall opening, and a cotton crotch protector is provided on the same side of the inner wall of the front crotch opening and the inner wall of the rear stall opening to block the Velcro tape.

The beneficial effects of the utility model are:

One, a kind of waist device for fixing the outer tube of peritoneal dialysis provided by the utility model, in concrete implementation, comprises underwear, elastic waist belt and the protective bag for accommodating the outer tube of peritoneal dialysis; On the one hand , the elastic waistband is connected with the underpants to form an integral body, and when the patient puts on the underpants and fixes the peritoneal dialysis outer tube through the elastic waistband, the underpants can well contain the the elastic waistband, so that the elastic waistband is not easy to move up and down along the patient's body and around the patient's body, so that even when the patient walks or turns over on the hospital bed, it is not easy to pull the peritoneal dialysis outer tube, making it difficult to pull The outlet of the peritoneal dialysis catheter on the skin surface of the injured patient is not easy to cause bleeding or infection, so as to reduce the pain of the patient. On the other hand, when not in use, the end of the corresponding peritoneal dialysis outer tube on the patient's body is accommodated in the protective bag It is accommodated so as to avoid being polluted by sweat stains or other foreign objects on the patient's body, and two ports are provided, and the two ends of the protective bag are correspondingly opened with the ports opposite to the two corresponding positions. The opening of the pocket makes it convenient for the patient to use the utility model left and right, that is, the outlet of the peritoneal dialysis catheter is set on the left side of the waist of the patient's body corresponding to the opening on the left side of the elastic waistband, and it is convenient A peritoneal dialysis catheter outlet is provided at the position corresponding to the opening on the right side of the elastic waistband on the right side of the waist of the patient's body. Furthermore, the utility model has strong practicability, strong adaptability, and good use effect.

Its two, in this technical scheme, the utility model also includes two anti-folding guide devices for fixing the peritoneal dialysis outer tube; when the end of the peritoneal dialysis outer tube needs to be accommodated in the protective bag, it can The corresponding peritoneal dialysis outer tube is placed in the arc-shaped guide groove A for guiding and fixing, so that it will not be bent and deformed due to external force. The guide in the arc-shaped guide groove B is fixed to the side of the patient's body, so that it will not be bent and deformed due to external force. Furthermore, the utility model has good fixation for the outer tube of peritoneal dialysis, so that it has good anti-folding performance and is easy to use. long life.

Its three, in this embodiment, on the one hand, the front end face of described elastic belt is transversely fixed with a plurality of ring belts that allow the outer tube of peritoneal dialysis to pass through along its lengthwise direction, and the corresponding ring belts make it possible to play Certain supporting and guiding functions make the outer tube of peritoneal dialysis more reliable and not easy to fall off. On the other hand, the utility model also includes two straps made of elastic material; Containing upwards, the underpants restrain the elastic waistband downwards, so that the elastic waistband will not move up and down better, so that its fixation is good, and then the peritoneal dialysis outer tube is better fixed and less difficult shift.

Its four, in concrete implementation, on the one hand, described underwear is provided with Velcro tape, and when tearing described Velcro tape, even makes it convenient for the patient to defecate, and saves the trouble of taking off the utility model. , that is, the utility model can be worn and used for a long time. On the other hand, the Velcro strap is separated from the patient's body by the crotch protector, so that it will not hurt the patient's genitals and its surrounding skin, so that the The utility model has good use safety, and then, the utility model can achieve the best use effect.

Description of drawings

Fig. 1 is the overall structure schematic diagram of the front of the utility model for the fixed waist device of the peritoneal dialysis outer tube;

Fig. 2 is the overall structure schematic diagram of the back side of the utility model for the fixed waist device of the outer tube of peritoneal dialysis;

Fig. 3 is a schematic diagram of the overall structure of the anti-folding guide device in the embodiment of the present invention;

The realization of the purpose of the utility model, functional characteristics and advantages will be further described in conjunction with the embodiments and with reference to the accompanying drawings.

Figure number:

panties 10;

Front crotch piece 101; Front crotch opening 1011; Back crotch piece 102; Back crotch opening 1021; Velcro tape 103;

elastic waistband 20;

Passing port 201; Ring belt 202; Massage bump 203; Ventilation hole 204;

protective bag 30;

Pocket mouth 301;

anti-folding guide device 40;

Guide seat 401; arc guide groove A402; arc guide groove B403; fixing piece 404; Velcro tape 4041; Velcro 4042;

Strap 50.

Detailed ways

The technical solution of the utility model will be described in detail below in conjunction with the accompanying drawings and specific embodiments, so as to understand the essence of the utility model more clearly and intuitively.

Combined with Figure 1, Figure 2 and Figure 3;

A waist girdle device for fixing the outer tube of peritoneal dialysis provided by the utility model includes underwear 10, an elastic waist belt 20 and a protective bag 30 for accommodating the outer tube of peritoneal dialysis;

Wherein, the lower edge of the elastic waistband 20 is connected with the upper edge of the underwear 10 to form a whole; the right side of the front end surface of the elastic waistband 20 and the left side of the front end surface are symmetrically opened so that the peritoneum The opening 201 through which the dialysis tubing protrudes from the patient's body;

The protection bag 30 has a long cylindrical structure, and is fixed laterally in the middle of the front end of the elastic waistband 20, and the two ends of the protection bag 30 are correspondingly opened with pockets facing the two openings 201. Mouth 301.

Based on the above, it can be understood that the utility model provides a waist device for fixing the outer tube of peritoneal dialysis. The protective bag 30 of the peritoneal dialysis outer tube.

On the one hand, the elastic waistband 20 is connected with the underpants 10 to form an integral body. When the patient puts on the underpants 10 and fixes the peritoneal dialysis outer tube through the elastic waistband 20, the underpants 10 The elastic waist belt 20 must be well restrained so that the elastic waist belt 20 is not easy to move up and down along the patient's body and around the patient's body, so that even when the patient walks or turns over on the hospital bed, it is not easy to pull The outer tube of the peritoneal dialysis makes it difficult to strain the outlet of the peritoneal dialysis catheter on the patient's skin surface, and then it is difficult to cause bleeding or infection, so as to reduce the pain of the patient.

On the other hand, when not in use, the end of the corresponding peritoneal dialysis outer tube on the patient's body is accommodated in the protective bag 30 so as to avoid being polluted by sweat stains or other foreign objects on the patient's body.

In addition, two openings 201 are provided, and the two ends of the protective bag 30 are correspondingly provided with openings 301 opposite to the openings 201 at two corresponding positions, so that the utility model can be used left and right for patients. That is to say, the outlet of the peritoneal dialysis catheter is opened at the position corresponding to the opening 201 on the left side of the elastic waist belt 20 on the left side of the patient's body waist and is convenient for connecting with the elastic waist belt on the right side of the patient's body waist. An outlet of the peritoneal dialysis catheter is opened at a position corresponding to the port 201 on the right side of the belt 20 .

Furthermore, the utility model has strong practicability, strong adaptability and good use effect.

Further, in this technical solution, the utility model also includes two anti-folding guide devices 40 for fixing the peritoneal dialysis outer tube;

Wherein, the two anti-folding guide devices 40 are correspondingly fixed on the right side and the left side of the front end surface of the elastic waistband 20, and are correspondingly located directly above the two openings 201; The height of the bag 30 is equal to the height of the two anti-folding guiding devices 40 , and the two openings 301 of the protective bag 30 are correspondingly facing the two anti-folding guiding devices 40 .

In a preferred solution, the anti-folding guide device 40 includes a guide seat 401 made of soft plastic material fixed on the front end surface of the elastic waist belt 20 and a guide seat 401 arranged on the outer end surface of the guide seat 401 to enable peritoneal dialysis Arc-shaped guide groove A402 through which the outer tube passes;

Wherein, the first opening end of the arc guide groove A402 is located at the lower end of the guide seat 401, and is facing the corresponding position of the mouth 201; the second open end of the arc guide groove A402 is located at the lower end of the guide seat 401. The side of the guide seat 401 is facing the protective bag 30 at the corresponding position.

Moreover, in a specific implementation, the anti-folding guide device 40 also includes an arc-shaped guide groove B403 provided on the outer end surface of the guide seat 401 so that the peritoneal dialysis outer tube can pass through;

Wherein, the first open end of the arc-shaped guide groove B403 communicates with the middle part of the arc-shaped guide groove A402; the second open end of the arc-shaped guide groove B403 is located on the side of the guide seat 401, and It faces away from the protective bag 30 at the corresponding position.

Preferably, during specific implementation, the anti-folding guide device 40 also includes a screw provided on the guide seat 401 for fastening through the arc-shaped guide groove A402 or through the arc-shaped guide groove B403. Fixing piece 404 for the peritoneal dialysis outer tube.

Specifically, there are three fixing pieces 404, and the three fixing pieces 404 are correspondingly located outside the first opening end of the arc-shaped guiding groove A402, outside the second opening end of the arc-shaped guiding groove A402 and at the outside the second opening end of the arc guide groove B403.

In a preferred solution, the three fixing members 404 all include Velcro tapes 4041 and Velcro tapes 4042 for adhering the Velcro tapes;

The connecting ends of the two Velcro tapes 4041 are correspondingly fixed on the side of the first opening end of the arc-shaped guide groove A402 and the side of the second opening end of the arc-shaped guide groove A402, and the other said The connecting end of the Velcro adhesive tape 4041 is fixed on the side of the second opening end of the arc guide groove B403;

Two of the magic stickers 4042 are correspondingly fixed on the other side of the first opening end of the arc guide groove A402 and the other side of the second opening end of the arc guide groove A402, and the other magic sticker 4042 fixed on the other side of the second opening end of the arc guide groove B403;

When the end of the Velcro adhesive tape 4041 at the corresponding position is glued by the Velcro 4042 , the peritoneal dialysis outer tube passing through the arc-shaped guide groove A402 or the arc-shaped guide groove B403 is fastened and fixed.

In this way, when the end of the outer peritoneal dialysis tube needs to be accommodated in the protective bag 30, the corresponding outer peritoneal dialysis tube can be placed in the arc-shaped guide groove A402 for guiding and fixing, so that it will not be damaged by external force. Bending deformation occurs, when it is necessary to perform peritoneal dialysis for the patient, even if the corresponding peritoneal dialysis outer tube can be placed in the arc-shaped guide groove B403 and fixed to the side of the patient's body, so that it will not bend due to external force Deformation.

Furthermore, the utility model has good fixation for the outer tube of peritoneal dialysis, so that the anti-folding property is good and the service life is long.

Further, in this embodiment, the front end of the elastic waistband 20 is laterally fixed with a plurality of annular belts 202 along its length direction so that the outer tube of peritoneal dialysis can pass through, and the plurality of annular belts 202 The heights are all on the same level as the height of the protection bag and the height of the anti-folding guide device 40;

At least one ring belt 202 is provided between the protection bag 30 and the anti-folding guide device 40 and on the side of the anti-folding guide device 40 facing away from the protection bag 30 .

Moreover, the utility model also includes straps 50 made of two elastic materials;

Wherein, the front lower ends of the two braces 50 correspond to the two sides of the front upper edge of the elastic waistband 20 to form one body; The two sides of the upper edge are connected to form a whole.

In this way, on the one hand, the corresponding ring belt 202 can play a certain role of supporting and guiding, so that the peritoneal dialysis outer tube can be fixed reliably and not easy to fall.

On the other hand, the two straps 50 pin down the elastic waistband 20 upwards, and the underwear 10 pinches the elastic waistband 20 downwards, so that the elastic waistband 20 will not move up and down. , so that its fixation is good, and then the outer tube of peritoneal dialysis is better fixed and less likely to be displaced.

It should be noted that, in this technical solution, the underwear 10 includes a front crotch piece 101 and a rear crotch piece 102 which are connected and formed into one;

Wherein, a front crotch opening 1011 is opened from the middle and upper part to the bottom of the front crotch piece 101, and a rear stall opening 1021 communicating with the front crotch opening 1011 is opened from the bottom to the upper part of the rear crotch piece 102. The front crotch opening 1011 and the rear stall opening 1021 are provided with Velcro straps 103, and the same side of the inner wall of the front crotch opening 1011 and the inner wall of the rear stall opening 1021 is provided so as to block the magic tape. The crotch protector (not shown) of the cotton material of tape 103.

In this way, on the one hand, when tearing off the Velcro strap 103, it is convenient for the patient to defecate, so that the trouble of taking off the utility model is saved, that is, the utility model can be worn and used for a long time.

On the other hand, the Velcro strap 103 is separated from the patient's body by the crotch protector (not shown), so that it will not hurt the patient's genitals and the skin around them, making the utility model It is safe to use.

Then, the use effect of the utility model can reach the best.

What needs to be added is that, in actual implementation, the utility model is made of elastic cotton material, so that the wearing comfort is good and the thermal effect is good, and the inner surface of the elastic waistband 20 is evenly provided with a plurality of massage bumps 203, by adding the massage bumps 203, the utility model also has a massage effect, so that the patient's body can be massaged and physiotherapy, and the corresponding massage bumps 203 also make a certain gap between the utility model and the patient's body skin, It has a certain ventilation effect, so that the patient can reduce sweating and breed bacteria, and the outer surface of the elastic waistband 20 is evenly opened with a plurality of air holes 204 penetrating to the inner surface, so that the utility model can The new type has better breathability and better wearing comfort.

Other embodiments and the like are not described here as examples one by one.

In summary, the overall structure of the utility model is simple, easy to implement, easy to operate, strong in practicability and specificity, so that the utility model must have good marketing value, and the utility model will be very popular and can be effectively popularized.

The above is only a preferred embodiment of the utility model, and does not therefore limit the scope of patent protection of the utility model. Any transformation of the equivalent structure or equivalent process made by using the specification of the utility model and the contents of the accompanying drawings, or directly or indirectly Applications in other relevant technical fields are all included in the scope of patent protection of the utility model in the same way.

Claims (10)

1. A waist device for fixing the outer tube of peritoneal dialysis, characterized in that: it comprises underwear, an elastic waist belt and a protective bag for accommodating the outer tube of peritoneal dialysis; Wherein, the lower edge of the elastic waistband is connected with the upper edge of the underwear to form a whole; the right side of the front end surface of the elastic waistband and the left side of the front end surface are symmetrically opened so that the peritoneal dialysis outer tube an opening protruding from the patient; The protective bag is in the shape of a long tube, and is laterally fixed in the middle of the front end of the elastic waistband, and the two ends of the protective bag are correspondingly opened with openings facing the two openings. 2. The waistband device for fixing the outer tube of peritoneal dialysis according to claim 1, characterized in that: it also includes two anti-folding guiding devices for fixing the outer tube of peritoneal dialysis; Wherein, the two anti-folding guide devices are correspondingly fixed on the right side and the left side of the front end surface of the elastic waistband, and are correspondingly located directly above the two openings; the height of the protective bag It is flush with the height of the two anti-folding guide devices, and the two pockets of the protective bag are correspondingly facing the two anti-folding guide devices. 3. The waist girdle device for fixing the outer tube of peritoneal dialysis according to claim 2, wherein the anti-folding guide device comprises a soft plastic material fixed on the front end of the elastic girdle. A guide seat and an arc-shaped guide groove A arranged on the outer end surface of the guide seat so that the outer tube of peritoneal dialysis can pass through; Wherein, the first opening end of the arc-shaped guide groove A is located at the lower end of the guide seat, and is facing the corresponding opening; the second open end of the arc-shaped guide groove A is located at the lower end of the guide seat. and facing the protective bag at the corresponding position. 4. The waist belt device for fixing the peritoneal dialysis outer tube according to claim 3, characterized in that: the anti-folding guide device also includes an outer end surface of the guide seat so that the peritoneal dialysis outer tube can pass through The arc-shaped guide groove B; Wherein, the first open end of the arc-shaped guide groove B communicates with the middle part of the arc-shaped guide groove A; the second open end of the arc-shaped guide groove B is located on the side of the guide seat, and For the corresponding position of the protective bag. 5. The waist belt device for fixing the outer tube of peritoneal dialysis according to claim 4, characterized in that: the anti-folding guide device also includes a set on the guide seat for fastening through the arc Shaped guide groove A or the fixing part of the peritoneal dialysis outer tube passing through the arc-shaped guide groove B. 6. The waist belt device for fixing the outer tube of peritoneal dialysis according to claim 1, characterized in that: there are three fixing parts, and the three fixing parts are corresponding to the first arc-shaped guide groove A. One open end, the second open end of the arc-shaped guide groove A, and the second open end of the arc-shaped guide groove B. 7. The waist corset device for fixing the outer tube of peritoneal dialysis according to claim 6, characterized in that: the three fixing parts all include Velcro tapes and magic tapes for adhering the Velcro tapes. paste; Wherein the connecting ends of the two Velcro adhesive tapes are correspondingly fixed on one side of the first opening end of the arc-shaped guide groove A and one side of the second opening end of the arc-shaped guide groove A, and the other said Velcro The connecting end of the adhesive tape is fixed on the side of the second opening end of the arc guide groove B; Two of the Velcro stickers are correspondingly fixed on the other side of the first opening end of the arc guide groove A and the other side of the second opening end of the arc guide groove A, and the other Velcro sticker is fixed on the other side of the first opening end of the arc guide groove A. On the other side of the second opening end of the arc guide groove B; When the end of the Velcro adhesive tape at the corresponding position is glued by the Velcro, the peritoneal dialysis outer tube passing through the arc-shaped guide groove A or the arc-shaped guide groove B is fastened and fixed. 8. The waist girdle device for fixing the peritoneal dialysis outer tube according to claim 7, characterized in that: the front end face of the elastic waist belt is laterally fixed with a plurality of peritoneal dialysis outer tubes along its length direction. The height of the plurality of ring belts passing through is the same as the height of the protective bag and the height of the anti-folding guide device; At least one ring belt is provided between the protective bag and the anti-folding guide device and on the side of the anti-folding guide device facing away from the protective bag. 9. The waist corset device for fixing the outer tube of peritoneal dialysis according to any one of claims 1-8, characterized in that: it also includes two straps made of elastic materials; Wherein, the front lower ends of the two straps are correspondingly connected to the two sides of the upper front edge of the elastic waistband to form one body; the rear lower ends of the two straps are corresponding to the two sides of the upper rear edge of the elastic waistband. The sides are connected to form a whole. 10. The waist girdle device for fixing the outer tube of peritoneal dialysis according to claim 9, characterized in that: the underpants comprise a front crotch piece and a rear crotch piece connected together to form one; Wherein, a front crotch opening is opened from the middle and upper part to the bottom of the front crotch piece, and a rear stall opening connected with the front crotch opening is opened from the bottom to the upper part of the back crotch piece, and the front crotch opening and A Velcro tape is provided on the rear stall opening, and a cotton crotch protector is provided on the same side of the inner wall of the front crotch opening and the inner wall of the rear stall opening to block the Velcro tape.