CN215461406U

CN215461406U - Novel nose bile duct joint Assembly

Info

Publication number: CN215461406U
Application number: CN202122074881.XU
Authority: CN
Inventors: 易雪
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-08-31
Filing date: 2021-08-31
Publication date: 2022-01-11
Anticipated expiration: 2031-08-31

Abstract

The utility model belongs to the technical field of medical care, and particularly relates to a nasobiliary tube joint assembly which comprises a tee joint body, wherein one interface of the tee joint body is a nasobiliary tube joint connected with a nasobiliary tube, the interface on the tee joint body, which is opposite to the nasobiliary tube joint, is a drainage bag joint connected with a drainage bag, and the rest interfaces on the tee joint body are flushing joints; the drainage bag connects and goes up the medical check valve of fixedly connected with, at the detachable joint of other end fixedly connected with drainage bag of medical check valve, the detachable joint of drainage bag divide into with the direct tubulose portion of butt joint of medical check valve and with drainage bag connecting pipe pagoda joint detachable connection's pagoda form portion, fixedly connected with sealing valve between tubulose portion inner chamber and pagoda form portion inner chamber. The drainage bag connecting pipe is reasonable in structural design, and the drainage bag connecting pipe is convenient to disassemble.

Description

Novel nose bile duct joint Assembly

Technical Field

The utility model relates to a medical auxiliary instrument, in particular to a nasobiliary tube joint assembly.

Background

The nasobiliary drainage is an endoscopic treatment method which comprises the steps of placing a nasobiliary tube at a proper position of a bile duct through a duodenoscope, and finally leading out the nasobiliary tube from a nasal cavity at one side of a patient to drain bile above a bile duct blockage position or a lesion position to the outside of a body. In the nasobiliary drainage, a nasobiliary drainage tube is needed, one end of the nasobiliary drainage tube is placed in a bile duct, and the other end of the nasobiliary drainage tube is drained out of a body through duodenum, stomach, oral cavity and nostrils to ensure that bile can flow out. Among the prior art, because of the nose bile duct internal diameter is little, its interface links up with the unable fine accordant connection of connecting pipe interface of drainage bag, generally with the help of attach fitting, then, current attach fitting not only is inconvenient washes the nose bile duct, need take off the connecting pipe mouth of pipe of drainage bag from the attach fitting during washing the ability, takes place the bile reflux condition moreover easily. In addition, when the drainage bag is replaced, the bile is easy to leak.

Disclosure of Invention

Aiming at the defects in the prior art, the utility model aims to provide a nasobiliary tube joint component which is reasonable in structural design, convenient to wash, compact in connection and capable of preventing backflow.

In order to achieve the purpose, the utility model adopts the technical scheme that: a nose bile duct joint component comprises a tee joint body and is characterized in that one interface of the tee joint body is a nose bile duct joint connected with a nose bile duct, the interface on the tee joint body opposite to the nose bile duct joint is a drainage bag joint connected with a drainage bag, and the rest interfaces on the tee joint body are flushing joints; the nasal bile duct joint is in an inner and outer casing shape, the inner pipe is a hard pipe sleeved with the nasal bile duct, the outer pipe is a soft pipe, a limiting claw is clamped outside the soft pipe, and the inner cavity of the inner pipe of the nasal bile duct joint is communicated with the inner cavity of the tee joint body; the drainage bag connector is fixedly connected with a medical one-way valve, the other end of the medical one-way valve is fixedly connected with a drainage bag detachable connector, the drainage bag detachable connector is divided into a tubular part directly butted with the medical one-way valve and a pagoda-shaped part detachably connected with a drainage bag connecting pipe pagoda connector, the outer wall of the pagoda-shaped part is cylindrical, the inner cavity of the pagoda-shaped part is in a pagoda shape, a sealing valve is fixedly connected between the inner cavity of the tubular part and the inner cavity of the pagoda-shaped part, and the sealing valve is a circular sealing membrane formed by splicing a plurality of silica gel valves; and a rubber plug is arranged on the flushing joint.

Preferably, the inner wall of the pagoda-shaped inner cavity of the pagoda-shaped part is provided with a thread groove along the length direction, correspondingly, the outer wall of the pagoda joint of the drainage bag connecting pipe is provided with a thread protrusion, and the thread groove is matched with the thread protrusion to realize detachable connection.

Preferably, the tee body is a medical tee pipe and is formed by integral injection molding.

Preferably, the tee joint body is a medical tee joint valve and is formed by integral injection molding.

Compared with the prior art, the utility model has the following beneficial effects:

the three connectors are provided through the tee joint body, the one-way valve is arranged, the connecting pipe of the drainage bag does not need to be detached during flushing, flushing is more convenient, bile backflow cannot occur, and the one-way valve only enables bile to enter the drainage bag from the nasal bile duct and cannot enable the bile to enter the nasal bile duct from the drainage bag. In addition, because of the arrangement of the sealing valve and the one-way valve, bile is not easy to leak after the connecting pipe of the drainage bag is pulled out. The drainage bag connecting pipe is reasonable in structural design, and the drainage bag connecting pipe is convenient to disassemble.

Drawings

FIG. 1 is a schematic structural diagram according to a first embodiment of the present invention;

FIG. 2 is a schematic structural diagram according to a second embodiment of the present invention;

FIG. 3 is a schematic view of a sealing valve according to the present invention;

wherein, 1, tee bend body, 2, nose bile duct joint, 3, spacing jack catch, 4, drainage bag connect, 5, flush joint, 6, medical check valve, 7, drainage bag detachable joint, 7.1, tubulose portion, 7.2, pagoda form portion, 8, sealing valve, 9, plug.

Detailed Description

In order to make the technical solutions better understood by those skilled in the art, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only partial embodiments of the present application, but not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

It should be noted that in the present application, the term "outside" refers to the side facing away from the center of the pouch interior, and "inside" refers to the side near the center of the pouch interior. And the terms "left", "right", "front", "rear", "top", "bottom", "middle", "vertical", "horizontal", "lateral", "longitudinal", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings. These terms are used primarily to better describe the present application and its embodiments, and are not used to limit the indicated devices, elements or components to a particular orientation or to be constructed and operated in a particular orientation.

Also, the following description of "fixed connection" refers to a fixed connection means, such as thermal welding, medical adhesive bonding, etc., which is conventional in the art. The specific meaning of these terms in this application will be understood by those of ordinary skill in the art as appropriate.

Example one

As shown in fig. 1 and 3, the nasobiliary tube joint assembly of the present embodiment includes a three-way body 1, wherein the three-way body 1 is a medical three-way tube and is formed by integral injection molding; one interface of the tee joint body is a nose bile duct joint 2 connected with a nose bile duct, the interface on the tee joint body 1 opposite to the nose bile duct joint is a drainage bag joint 4 connected with a drainage bag, and the rest interfaces on the tee joint body are flushing joints 5; the nose bile duct joint 2 is in an inner and outer casing shape, the inner pipe is a hard pipe sleeved with the nose bile duct, the outer pipe is a soft pipe, a limiting claw 3 (a C-shaped clamp in the prior art) is clamped outside the soft pipe, the inner diameter of the limiting claw 3 is slightly larger than the outer diameter of the nose bile duct, and the inner cavity of the inner pipe of the nose bile duct joint 2 is communicated with the inner cavity of the tee joint body 1; the drainage bag joint 4 is in a single-layer tubular shape, a medical one-way valve 6 is fixedly connected to the outer end of the drainage bag joint 4 in a conventional mode, a drainage bag detachable joint 7 is fixedly connected to the other end of the medical one-way valve 6 in a conventional mode, the drainage bag detachable joint 7 is divided into a tubular part 7.1 directly butted with the medical one-way valve and a pagoda-shaped part 7.2 detachably connected with a drainage bag connecting pipe and a pagoda-shaped part 7.2, the outer wall of the pagoda-shaped part 7.2 is cylindrical, the inner cavity of the pagoda-shaped part is in a pagoda shape, the inner cavity of the tubular part 7.1 is communicated with the inner cavity of the pagoda-shaped part 7.2, the central axes of the tubular part and the pagoda-shaped part are located on the same straight line, a sealing valve 8 is fixed between the inner cavity of the tubular part 7.1 and the inner cavity of the pagoda-shaped part 7.2 through medical glue, and the sealing valve 8 is a circular sealing film spliced by a plurality of silica gel valves; the flushometer 5 is also single-layer tubular and is plugged with a plug 9 in the outer opening of the flushometer 5.

In the drainage bag connecting pipe, the inner wall of the pagoda-shaped inner cavity of the pagoda-shaped part 7.2 is provided with a thread groove along the length direction, correspondingly, the outer wall of the pagoda joint of the drainage bag connecting pipe is provided with a thread bulge, and the thread groove is matched with the thread bulge to realize detachable connection.

When the nasal bile duct joint is used, one end of the nasal bile duct is sleeved outside the inner tube of the nasal bile duct joint and is tightly matched with the inner tube, then the limiting claw is clamped outside the outer tube of the nasal bile duct joint, and the outer tube is extruded outside the nasal bile duct and is tightly matched with the nasal bile duct under the action of the limiting claw due to the fact that the outer tube is made of soft silica gel materials, so that the nasal bile duct is firmly connected with the nasal bile duct joint; then the pagoda-shaped joint of the drainage bag connecting pipe is screwed into the pagoda-shaped inner cavity in the pagoda-shaped part of the drainage bag detachable joint, at the moment, the end part of the pagoda-shaped joint extrudes the sealing valve, the communication between the sealing valve and the tubular part 7.1 is realized, and meanwhile, the connection of the drainage bag is also realized. When the drainage is normally carried out, the one-way valve is opened, and the washing joint is sealed by the rubber plug, so that bile enters the drainage bag according to the straight channel to realize drainage. When the drainage bag needs to be replaced, the one-way valve is closed, the drainage bag connecting pipe is screwed out, and the sealing valve is restored to be closed in the screwing-out process, so that bile leakage is effectively prevented. When the nasal bile duct needs to be flushed, the one-way valve is closed, and the injection syringe is adopted to inject flushing water into the flushing connector.

Example two

The following differences are the same as in the first embodiment:

as shown in fig. 2 and 3, the three-way body 1 is a medical three-way valve with a conventional structure, and the main body and the three ports are formed by integral injection molding. Three through-flow channels are arranged on a valve core column of the three-way valve and are provided for a knob part on the rotary valve body to selectively open a drainage channel or a flushing channel. Further effectively realize the independence of drainage channel and washing passageway.

Claims

1. A nose bile duct joint component comprises a tee joint body and is characterized in that one interface of the tee joint body is a nose bile duct joint connected with a nose bile duct, the interface on the tee joint body opposite to the nose bile duct joint is a drainage bag joint connected with a drainage bag, and the rest interfaces on the tee joint body are flushing joints; the nasal bile duct joint is in an inner and outer casing shape, the inner pipe is a hard pipe sleeved with the nasal bile duct, the outer pipe is a soft pipe, a limiting claw is clamped outside the soft pipe, and the inner cavity of the inner pipe of the nasal bile duct joint is communicated with the inner cavity of the tee joint body; the drainage bag connector is fixedly connected with a medical one-way valve, the other end of the medical one-way valve is fixedly connected with a drainage bag detachable connector, the drainage bag detachable connector is divided into a tubular part directly butted with the medical one-way valve and a pagoda-shaped part detachably connected with a drainage bag connecting pipe pagoda connector, the outer wall of the pagoda-shaped part is cylindrical, the inner cavity of the pagoda-shaped part is in a pagoda shape, a sealing valve is fixedly connected between the inner cavity of the tubular part and the inner cavity of the pagoda-shaped part, and the sealing valve is a circular sealing membrane formed by splicing a plurality of silica gel valves; and a rubber plug is arranged on the flushing joint.

2. The nasobiliary tube connector assembly according to claim 1, wherein the inner wall of the pagoda-shaped inner cavity of the pagoda-shaped portion is provided with a threaded groove along a length direction thereof, and correspondingly, the outer wall of the pagoda-shaped connector of the drainage bag connecting tube is formed with a threaded protrusion, and the threaded groove and the threaded protrusion are matched to realize detachable connection.

3. The nasobiliary tube joint assembly of claim 1, wherein the tee body is a medical tee that is integrally injection molded.

4. The nasobiliary duct joint assembly of claim 1, wherein the tee body is a medical tee valve and is integrally injection molded.