CN217612235U - Dialysis catheter placement device - Google Patents

Abstract

The utility model relates to a dialysis catheter placement device, which comprises a catheter body used for placing and extending to the bottom of an abdominal cavity, and a joint arranged at one end of the catheter body and used for connecting a branch pipe, wherein the front end of the catheter body is spirally and inwardly convoluted in a natural state, and a liquid through hole is arranged in the convoluted way; a hinge fixing piece is arranged on the joint; hinge stationary blade is including setting up the piece of applying the material and the tectorial membrane of cover in the joint top below connecting, piece one side below of applying is equipped with first joint strip to be connected with the tectorial membrane in joint strip side inboard, the tectorial membrane other side extends outside the piece of applying to be equipped with the second joint strip in the part that extends. This tub device is put in dialysis carries out structural design through opposition body the inner, has prevented that the pipe end from stabbing the circumstances of moving the abdominal cavity wall and appearing, utilizes the hinge stationary blade to protect the external joint simultaneously, on the basis of avoiding connecting the pollution, avoids knowing to remove the circumstances of taking out when fixed and putting the pipe and takes place.

Description

Dialysis catheter placement device

Technical Field

The utility model relates to the field of medical supplies, concretely relates to dialysis catheter placement device.

Background

The dialysis venous catheter is a technology applied to patients with renal failure and uremia and used for renal function replacement therapy, and mainly comprises peritoneal dialysis and central dialysis. Wherein the peritoneal dialysis venous catheter specifically comprises: one end of the tube is inserted into the abdominal cavity, and the other end of the tube outside the body is respectively connected with the dialysate bag and the dilute liquid bag through branch tubes.

Because the inner end of the peritoneal dialysis catheter body needs to extend to the bottom of the abdominal cavity, the tube end is easy to stab or hurt the abdominal cavity wall, and the patient feels uncomfortable after the peritoneal dialysis catheter is placed. In addition, during dialysis, a large amount of adhesive tape is needed to be pasted at the joint of the outer end of the tube body and the branch tube for fixation, and the adhesive tape is easy to be taken out of the tube when fixation is removed and the branch tube is detached after dialysis is completed; when not dialyzed, the exposed state of the external end connector of the external tube is easy to cause bacteria invasion.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is: overcome and to put the pipe into and cause the uncomfortable sense of patient easily after current peritoneal dialysis to and glue breaking easily takes out, defects such as daily easy pollution, provide a dialysis and put the pipe device, it carries out structural design through opposition body the inner, has prevented that the pipe end from stabbing the circumstances of moving the abdominal cavity wall and appearing, utilizes the hinge stationary blade to protect external joint simultaneously, on the basis of avoiding connecting the pollution, avoids knowing to remove the circumstances of taking out when fixed and putting the pipe and takes place.

The dialysis catheter device comprises a catheter body which is used for being placed in and extending to the bottom of an abdominal cavity, and a joint which is arranged at one end of the catheter body and used for connecting a branch pipe, wherein the front end of the catheter body spirally and inwardly circles in a natural state, and liquid through holes are arranged in a circle; a hinge fixing piece is arranged on the joint; hinge stationary blade is including setting up the piece of applying the material and the tectorial membrane of cover in the joint top below connecting, piece one side below of applying is equipped with first joint strip to be connected with the tectorial membrane in joint strip side inboard, the tectorial membrane other side extends outside the piece of applying to be equipped with the second joint strip in the part that extends.

After the branch pipe is connected, the branch pipe is subjected to non-sticking type backstop positioning in a mode of covering and covering a film, and two convex backstop ridges are respectively formed on the front side and the rear side of the position of the joint of the dressing sheet; the film is provided with a row of backstop nipple salient points at the corresponding positions of the two backstop ridge gaps.

For covering behind the tectorial membrane, carry out non-sticking formula stopping location to joint and body, the dressing piece in the side that connects the position is equipped with twice bellied arris that shelters from, a plurality of anti-skidding nipple bumps have been laid in the corresponding position that connects the position to the tectorial membrane.

In order to prevent the abdominal cavity inner wall from being stabbed by pain at the abdominal inner end and smoothly guide and guide out dialysate after the tube body is curled, coiled and reset, the front end of the tube body is a spherical blind end, and liquid through holes are arranged on two sides of the front end of the tube body in a staggered mode in sequence.

In order to straighten the front end of the tube body when the tube is inserted into the abdominal cavity opening, the device also comprises a guide rod for straightening the front end of the tube body in the guide stage.

Specifically, the material of each part is that the pipe body is a high-temperature resistant elastic polyurethane pipe, and the joint is a polyethylene plastic profile.

The utility model relates to a tub device is put in dialysis has overcome current peritoneal dialysis and has put the pipe and put the back and cause the uncomfortable sense of patient easily to and the easy defect of taking out, daily easy pollution etc. of degumming, it carries out structural design through opposition body inner, has prevented that the condition that the abdominal cavity wall was stabbed to the pipe end from appearing, utilizes the hinge stationary blade to protect external joint simultaneously, on the basis of avoiding connecting the pollution, avoids knowing to take out the condition emergence of putting the pipe when fixed.

Drawings

The dialysis catheter device of the present invention will be further described with reference to the accompanying drawings:

FIG. 1 is a schematic plan view of the dialysis catheter-insertion device before insertion;

FIG. 2 is a reference view of the dialysis catheter device after placement;

FIG. 3 is a partial enlarged view of portion A of FIG. 1;

fig. 4 is a partially enlarged view of a portion B in fig. 2.

In the figure:

1-a pipe body, 2-joints, 3-hinge fixing pieces and 4-a guide rod;

11-liquid through hole; 31-dressing sheet, 32-coating film;

312-backstop arris, 313-shelter arris; 321-second adhesive strip, 322-retreat-preventing nipple salient point, 323-antiskid nipple salient point.

Detailed Description

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; they may be directly connected or indirectly connected through intervening media, or may be connected through the use of two elements or the interaction of two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the description of the present invention, it is to be understood that the terms "left", "right", "front", "back", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, and are used merely for convenience of description and simplification of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

The technical solution of the present invention is further described below with specific examples, but the scope of the present invention is not limited to the following examples.

Embodiment 1: as shown in fig. 1, the dialysis catheter device comprises a catheter body 1 which is used for being placed in and extending to the bottom of an abdominal cavity, and a connector 2 which is arranged at one end of the catheter body 1 and is used for connecting a branch pipe, wherein the front end of the catheter body 1 naturally circles inwards in a spiral manner, and liquid through holes 11 are arranged in the circle; the joint 2 is provided with a hinge fixing piece 3; hinge stationary blade 3 is including setting up at the dressing piece 31 that connects 2 below and covering at the tectorial membrane 32 that connects 2 top, dressing piece 31 one side below is equipped with first welt to be connected with tectorial membrane 32 in welt side inboard, the tectorial membrane 32 other side extends outside dressing piece 31 to be equipped with second welt 321 in the part that extends. The dialysis catheter-placing device also comprises an introducing rod 4 for straightening the front end of the catheter body 1 in the introducing stage. Is used for straightening the front end of the tube body when the abdominal cavity opening is penetrated with the tube. The pipe body 1 is a high-temperature-resistant elastic polyurethane pipe, and the joint 2 is a polyethylene plastic profile.

Embodiment 2: the dressing piece 31 of the dialysis catheter device is respectively provided with two convex backstop ridges 312 at the front side and the rear side of the position of the joint 2; the film 32 is formed with a row of retaining nipple protrusions 322 at the corresponding positions of the gaps between the two retaining ribs 312. The device is used for carrying out non-sticking type backstop positioning on the branch pipe in a mode of covering and covering a film after the branch pipe is connected. The dressing sheet 31 is provided with two convex shielding ribs 313 at the side of the position of the joint 2, and the coating film 32 is provided with a plurality of anti-skid nipple convex points 323 at the corresponding position of the joint 2. After the covering film is covered, non-sticking type backstop positioning is carried out on the joint and the pipe body. The remaining structure and components are as described in embodiment 1, and the description will not be repeated.

Embodiment 3: the front end of the tube body 1 of the dialysis tube placing device is a spherical blind end, and the liquid through holes 11 are arranged on two sides of the front end of the tube body 1 in a staggered mode in sequence. The device is used for preventing the abdominal cavity inner wall from being stabbed by pain at the abdominal inner end and smoothly leading in and out the dialysate after the tube body is curled, coiled and reset. The remaining structure and components are as described in embodiment 1, and the description will not be repeated.

When in use: incision on abdominal cavity upper portion, utilize leading-in pole to prop the body front end and straighten and penetrate the incision, the limit is worn the limit and is taken out and pour the pole into, the polyurethane elastomer material body resets and inwards curls, the condition that the tube end stabbed the abdominal cavity wall has effectively been prevented from appearing, extend to behind the abdominal cavity bottom, apply the dressing piece subsides of hinge stationary blade on skin, then through the articulate branch pipe, the branch pipe is connected the dialysis respectively, it covers tectorial membrane 32 in the dressing piece top to appear the liquid bag, and apply the edge subsides on skin, tectorial membrane elastic deformation, and utilize nipple bump cooperation stopping arris, shelter from the arris, fix body and branch pipe in the hinge stationary blade, only need turn up the tectorial membrane when demolising, branch pipe and liquid bag can easily be torn open, the condition emergence of taking out the body has been avoided.

This tub device is put in dialysis has overcome current peritoneal dialysis and has put the pipe and put into the back and cause the uncomfortable sense of patient easily to and the easy defect such as polluting of taking out, daily easy of degumming, it carries out structural design through opposition body inner, has prevented that the pipe end from stabbing the condition of moving the abdominal cavity wall and appearing, utilizes the hinge stationary blade to protect external joint simultaneously, on the basis of avoiding connecting the pollution, avoids knowing to remove the condition emergence of taking out when fixing and putting the pipe.

The above description shows the main features, the basic principles, and the advantages of the invention. It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments or examples, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The above embodiments or examples are therefore to be considered in all respects as illustrative and not restrictive. The scope of the invention is indicated by the appended claims rather than by the foregoing description, and all changes that come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present specification describes embodiments, not every embodiment includes only a single embodiment, and such description is for clarity purposes only, and it is to be understood that all embodiments may be combined as appropriate by one of ordinary skill in the art to form other embodiments as will be apparent to those of skill in the art from the description herein.

Claims (6)

1. A dialysis catheter-placing device is characterized in that: comprises a tube body (1) which is used for being placed in and extends to the bottom of an abdominal cavity, and a joint (2) which is arranged at one end of the tube body (1) and is used for connecting a branch tube, wherein,

the front end of the tube body (1) is spirally and inwardly convoluted in a natural state, and liquid through holes (11) are arranged in a convoluted manner; a hinge fixing sheet (3) is arranged on the joint (2);

hinge stationary blade (3) are including setting up applying tablet (31) and the tectorial membrane (32) of covering in joint (2) top in joint (2) below, applying tablet (31) one side below is equipped with first welt to be connected with tectorial membrane (32) in first welt side inboard, tectorial membrane (32) another side extends outside applying tablet (31) to be equipped with second welt (321) in the part that extends.

2. The dialysis tubing set of claim 1, wherein: two convex backstop edges (312) are respectively formed on the front side and the rear side of the position of the joint (2) of the dressing sheet (31); the covering film (32) is provided with a row of backstop nipple salient points (322) at the corresponding positions of the gaps between the two backstop ribs (312).

3. The dialysis tubing set of claim 2, wherein: two convex shielding edges (313) are arranged on the side edge of the position of the joint (2) of the dressing sheet (31), and a plurality of anti-skidding nipple convex points (323) are distributed on the corresponding position of the joint (2) of the coating film (32).

4. The dialysis tubing set of claim 3, wherein the: the front end of the pipe body (1) is a spherical blind end, and the liquid through holes (11) are arranged on two sides of the front end of the pipe body (1) in a staggered mode in sequence.

5. The dialysis tubing set of claim 4, wherein: the guiding-in device also comprises a guiding-in rod (4) used for straightening the front end of the pipe body (1) in the guiding-in stage.

6. The dialysis tubing set according to any of claims 1 to 5, wherein: the pipe body (1) is a high-temperature-resistant elastic polyurethane pipe, and the joint (2) is a polyethylene plastic profile.

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