CN218046154U - Diameter-variable structure anti-drop rectum catheter - Google Patents

Abstract

An anti-drop rectal catheter with a reducing structure comprises a drug delivery tube module, a drug delivery tube, an outer conical joint and a drug delivery tube cap, wherein a transfusion hole is formed near the drug delivery tube front end tube cap; the catheter body module comprises a front catheter, a rear catheter and a catheter tee joint, and the front catheter and the rear catheter are connected with the catheter tee joint; extension tube module, extension tube module contains the interior taper joint of extension pipeline and pipeline, and seal structure module, the administration tube runs through to the front catheter front end along pipe three way connection side opening, and pipe three way connection side opening endotheca is equipped with and ends liquid piece, sealed plug and anticreep nut, ends liquid piece and connects sealed plug and have elasticity, through three way connection anticreep nut rotation regulation deflection. The utility model discloses simple structure, convenient operation, three kinds of modes of intestinal tract washing, dosing, enema are accomplished in a rectum catheterization.

Description

Reducing structure anticreep rectum pipe

Technical Field

The utility model relates to the technical field of medical equipment, especially, relate to a reducing structure anticreep rectum pipe particularly.

Technical Field

Rectal administration refers to a method of administration by which a drug is delivered into the intestinal tract through the anus, the rectum is tightly connected with the anus, the rectum is opened to the anus, and the drug enters the general circulation through rapid absorption of the rectal mucosa, so that the drug can exert the drug effect locally or systemically to treat systemic or local diseases. There are three main methods of rectal administration: retention enema, rectal dropping, suppository insertion. Where rectal catheters are often required during rectal administration.

The tube body of the existing rectal catheter is thick and hard, has large friction force, and the overall feeling comfort of a patient is poor, so that the risk of falling off is frequently generated in the use process of the rectal catheter in the clinical use process, waste liquid is scattered on a bed sheet, and great pollution is caused to the medical environment; secondly, the joint of the existing rectal catheter infusion tube and the catheter body is not sealed, and liquid medicine or waste liquid overflows from the connecting port when the device is used, so that the administration environment is not sanitary and safe enough; in addition, the existing rectal catheter lacks an urgent and effective safety measure, so that a novel enema dialysis rectal catheter is urgently needed to solve the existing problems.

Disclosure of Invention

The utility model discloses the main technical problem who solves provides a reducing structure anticreep rectum pipe, and the pipeline of dosing separates with the pipe main part. This scheme can stop existing liquid and spill over the problem, insert anal distance and the problem that the pipe used to drop, and for the pencil transport resistance little, overall structure is simple, convenient operation, the security is high, patient's comfort level is promoted.

The utility model discloses technical scheme as follows: a variable diameter structure anti-drop rectal catheter comprising: the administration tube module comprises an administration tube, an external conical joint and an administration tube cap, and an infusion hole is formed near the tube cap at the front end of the administration tube; the catheter body module comprises a front catheter, a rear catheter and a catheter three-way joint, wherein the front catheter and the rear catheter are connected with the catheter three-way joint; extension tube module, extension tube module contains the interior taper joint of extension pipeline and pipeline, and seal structure module, the administration tube runs through to the front catheter front end along pipe three way connection side opening, and pipe three way connection side opening endotheca is equipped with and ends liquid piece, sealed plug and anticreep nut, ends liquid piece and connects sealed plug and have elasticity, through three way connection anticreep nut rotation regulation deflection.

In a preferred scheme of the utility model, the administration tube runs through to the front catheter front end along the catheter three way connection side hole.

In an optimized proposal of the utility model, the anti-dropping nut of the three-way joint can adjust the elastic deformation of the sealing rubber plug.

In a preferred embodiment of the present invention, the front duct is provided with a gourd-shaped protrusion.

The utility model discloses an among the preferred scheme, the extension pipe module is used for adapting to the clinical demand of pipeline of different length.

Has the advantages that: compared with the prior art, the utility model has the advantages of it is following:

1. the front catheter is provided with a gourd-shaped bulge, so that the functions of positioning the rectum catheter inserted into the anus and preventing falling are effectively realized;

the front guide pipe is provided with a gourd-shaped bulge, the front guide pipe of the rectal guide pipe is inserted through the anus, the insertion is completed when the gourd-shaped bulge enters the anus, and the gourd-shaped bulge has the positioning function; the guide pipe has certain pretightening force through the action of the anal sphincter on the front guide pipe, and the pretightening force is effectively increased by the gourd-shaped bulge, so that the anti-falling function is achieved;

2. the extension tube module is provided with the tube clamp, so that adverse medical events caused by overlarge pressure in the administration tube due to the fact that the administration tube is broken in the intestine can be effectively prevented, and the extension tube module has a protective effect on the rectal catheter in the using process

3. The front catheter and the rear catheter are connected by using the catheter three-way joint, so that the pushing process of the administration tube is very easy. The side hole of the three-way connector of the conduit is designed with anti-drop threads, so that the structure is compact and the use is convenient;

4. the anti-dropping rotary pressurizing seal is adopted on the conduit tee joint, and is an innovative design. The medicine feeding pipe is sleeved with the sealing rubber plug, the sealing rubber plug generates holding force under the rotation of the three-way joint anti-falling nut, the sealing during the enema feeding is realized, and the design is simple and reliable. The anti-falling mechanism can avoid sealing failure in the administration process, and provides convenience for the operation of medical personnel;

5. the liquid stopping sheet can prevent excrement from being brought out when the medicine tube is pumped back after the medicine is administrated, adopts a one-way stop valve structure, utilizes the characteristics of materials and is an innovative structural design;

6. the administration tube can reach descending colon, transverse colon and ascending colon by external pushing, and the liquid medicine is hydrotherapeutic on different intestinal intima by different water column heights through the infusion hole according to different flow regulation, so that the absorption degree of the intestinal tract to the medicine is improved;

7. the rectal catheter is provided with the extension tube module, so that different clinical catheter length requirements can be met, and the rectal catheter is greatly convenient for product clinical application.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained without inventive work, wherein:

fig. 1 is a schematic structural diagram of the present invention.

FIG. 2 is a schematic view of an anti-separation structure of a three-way joint of a conduit;

FIG. 3 is a schematic view of a liquid stop sheet;

fig. 4 is an external view.

The figure has the following components: the device comprises a dosing pipe cap 1-1, a dosing pipe 1-2, an outer cone joint 1-3, an inner cone joint 2-1, an extension pipe 2-2, a pipe clamp 2-3, a front guide pipe 3-1, a guide pipe tee joint 3-2, a tee joint anti-falling nut 3-3, a rear guide pipe 3-4, a front guide pipe gourd bulge 3-5, a liquid stopping sheet 4-1 and a sealing rubber plug 4-2.

Detailed Description

The technical solution of the present invention will be described in detail with reference to the accompanying drawings.

As shown in figures 1 to 2, the anti-dropping rectum catheter with the variable diameter structure comprises a drug administration tube cap 1-1, a drug administration tube 1-2, an outer conical joint 1-3, an inner conical joint 2-1, an extension tube 2-2, a tube clamp 2-3, a front catheter 3-1, a catheter three-way joint 3-2, a three-way joint anti-dropping nut 3-3, a rear catheter 3-4, a front catheter gourd bulge 3-5, a liquid stopping sheet 4-1 and a sealing rubber plug 4-2.

As shown in figure 1, a drug administration pipe cap 1-1 is fixedly sleeved at the front end part of a drug administration pipe 1-2, an outer conical joint 1-3 is connected with an inner conical joint 2-1 of one section of an extension pipe module, two ends of a front catheter 3-1 and a rear catheter 3-4 are connected with a catheter three-way joint 3-2, the drug administration pipe 1-1 penetrates through the end part of the front catheter 3-1 along a side hole of the catheter three-way joint 3-2, a liquid stopping sheet 4-1 is fixedly connected with a sealing rubber plug 4-2 and then sleeved at the periphery of the drug administration pipe 1-2, and an anti-dropping nut 3-3 passing through the three-way joint is locked on the side hole of the catheter three-way joint 3-2.

As shown in figure 2, the liquid stopping sheet 4-1 and the sealing rubber plug 4-2 are connected and sleeved on the outer diameter of the administration tube 1-2 through a buckle, and the three-way joint anti-dropping nut 3-3 is sleeved on the outer diameter of the administration tube 1-2 and then is in threaded connection with the side hole of the catheter three-way joint 3-2. Rotating the thread, extruding the sealing rubber plug 4-2 by the three-way joint anti-drop nut 3-3, and increasing the holding force of the sealing rubber plug 4-2 and the administration tube 1-2, thereby realizing the sealing effect; the side hole thread of the three-way connector 3-1 of the catheter adopts a thread line of 360 degrees, guide grooves are formed in two sides of the thread of the three-way connector 3-2, and the three-way connector anti-falling nut 3-2 can only enter a specific position along the guide grooves and then rotate in a fixed direction to pressurize and can not rotate reversely, so that the thread anti-falling function is realized.

As shown in FIG. 1, the extension pipe module has one end in which an inner conical joint 2-1 is connected to an outer conical joint 1-3 and the other end in which an inner conical joint 2-1 is connected to the equipment end. When enema dialysis is carried out, the pipe clamp 2-3 on the extension pipe is opened, the front catheter 3-1 of the rectal catheter is inserted through the anus, the gourd-shaped bulge 3-5 enters the anus to complete insertion, and the gourd-shaped bulge 3-5 has a positioning function; the catheter has a certain pretightening force through the effect of the anal sphincter on the front catheter 3-1, the calabash-shaped bulge 3-5 effectively increases the pretightening force, so that the anti-falling function is achieved, the medicine feeding tube 1-2 is conveyed to enter the rectum of a patient, then the enema dialysis function is started, the medicine feeding holes uniformly distributed at the front end of the medicine feeding tube 1-2 enable the medicine feeding to be uniform, and the absorption efficiency of the patient on liquid medicine is improved. The length of the administration tube 1-2 is adjustable, and administration at different positions in the intestine can be realized. After the enema dialysis is finished, the administration tube 2-1 is slowly drawn out, and the residual liquid attached in the drawing-out process of the administration tube 2-1 is retained inside the side hole of the three-way connector 3-2 of the catheter under the holding action of the liquid stopping sheet 4-1, so that the exposure of the residual liquid medicine and impurities is effectively avoided, and the administration environment is safer and more sanitary.

Claims (6)

1. The utility model provides a diameter-variable structure anticreep rectum pipe which characterized in that includes: the administration tube module comprises an administration tube, an external conical joint and an administration tube cap, and an infusion hole is formed near the tube cap at the front end of the administration tube; the catheter body module comprises a front catheter, a rear catheter and a catheter three-way joint, wherein the front catheter and the rear catheter are connected with the catheter three-way joint; extension tube module, extension tube module contains the interior taper joint of extension pipeline and pipeline, and seal structure module, the administration tube runs through to the front catheter front end along pipe three way connection side opening, and pipe three way connection side opening endotheca is equipped with and ends liquid piece, sealed plug and anticreep nut, ends liquid piece and connects sealed plug and have elasticity, through three way connection anticreep nut rotation regulation deflection.

2. The diameter-variable structure anti-falling rectal catheter as claimed in claim 1, wherein a gourd-shaped bulge is arranged on the front catheter, and when the front catheter reaches the anus, the gourd-shaped bulge has functions of positioning the rectal catheter and preventing falling.

3. The anti-drop rectal catheter with a variable diameter structure as claimed in claim 1, wherein the extension tube module is provided with a tube clamp for protecting the rectal catheter during use.

4. The anti-drop rectal catheter with the variable-diameter structure as claimed in claim 1, wherein the administration tube penetrates to the front end of the front catheter along the side hole of the three-way connector of the catheter, and the penetration depth is adjustable.

5. The anti-drop rectal catheter with a variable diameter structure as claimed in claim 1, wherein the side holes at the front end of the administration tube are uniformly distributed with administration holes in an array.

6. The anti-drop rectal catheter with the variable-diameter structure as claimed in claim 1, wherein an anti-drop nut of the tee joint can adjust an elastic deformation amount of a sealing rubber plug connected with a liquid-stopping sheet, and the liquid-stopping sheet effectively prevents waste liquid from being brought out when the administration tube is drawn out.

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