CN219271937U

CN219271937U - Medical three-way pipe

Info

Publication number: CN219271937U
Application number: CN202223259174.9U
Authority: CN
Inventors: 刘未名; 牛万成; 孙银梅; 张召辉; 周峰
Original assignee: Individual
Current assignee: Kangda College Of Nanjing Medical University
Priority date: 2022-12-06
Filing date: 2022-12-06
Publication date: 2023-06-30
Anticipated expiration: 2032-12-06

Abstract

The utility model relates to the technical field of medical equipment connection, in particular to a medical three-way pipe, which comprises a three-way pipe body, a torsion handle and a plug, wherein a replaceable connector assembly is arranged on the three-way pipe body; the three-way pipe body comprises a first connecting pipe, a second connecting pipe and a third connecting pipe, one ends of the first connecting pipe, the second connecting pipe and the third connecting pipe are respectively and integrally and fixedly connected with the three-way pipe body, and external threads are respectively arranged on the outer walls of the other ends of the first connecting pipe, the second connecting pipe and the third connecting pipe; the connector assembly comprises a first connector, a second connector and a third connector which are different in specification. The three-way pipe is directly connected with the drainage bag by using a simple threaded connection mode, so that the problem of complex connection of the drainage pipeline in the cholecystokinis operation is solved.

Description

Medical three-way pipe

Technical Field

The utility model relates to the technical field of medical equipment connection, in particular to a medical three-way pipe.

Background

The Chinese patent CN211461772U discloses a multifunctional medical three-way pipe, which structurally comprises a three-way pipe whole body, a torsion handle, a first convex handle, a connecting rod, an elastic plug, a three-way pipe and a first connecting pipe, wherein the three-way pipe whole body arranged in the three-way pipe is enlarged to 0.5-0.8 cm in diameter, can be matched with the connection of an external medical instrument pipeline, simultaneously changes the shape of the original three-way joint into a long fusiform, and improves the joint parts of the first connecting pipe, the second connecting pipe and the third connecting pipe into a conical frustum body so as to be applicable to various pipelines and syringes (or flushers), and thus the three-way pipe whole body can be rotated by twisting to change the direction of the elastic plug at the bottom end, so that the tightness of the whole pipeline can be prevented from being damaged frequently, and the infection rate of the catheter can be reduced; the bed unit is prevented from being soaked because the flushing pipeline is not clamped in time due to busy work of medical staff, and the satisfaction degree of the medical staff and patients is improved.

The three-way pipe provides great convenience in the practical use process, but has the following defects that when the three-way pipe is used for connecting a pigtail pipe and a drainage bag in a gall bladder puncture operation, the whole connection structure is complex and inconvenient to operate because a part of a blood conveying pipe needs to be used for realizing complete connection, and therefore the three-way pipe capable of directly connecting the drainage bag is needed to be provided for solving the problems.

Disclosure of Invention

The utility model aims to solve the technical problem of providing a medical three-way pipe, which directly connects the three-way pipe with a drainage bag by using a simple threaded connection mode, so that the problem of complex connection of the drainage pipeline during cholecystokinis operation is solved.

In order to solve the technical problems, the utility model adopts the following technical scheme:

a medical three-way pipe comprises a three-way pipe body, a torsion handle and a plug, wherein a replaceable connector assembly is arranged on the three-way pipe body; the three-way pipe body comprises a first connecting pipe, a second connecting pipe and a third connecting pipe, one ends of the first connecting pipe, the second connecting pipe and the third connecting pipe are respectively and integrally and fixedly connected with the three-way pipe body, and external threads are respectively arranged on the outer walls of the other ends of the first connecting pipe, the second connecting pipe and the third connecting pipe; the connector assembly comprises a first connector, a second connector and a third connector which are different in specification, wherein the first connector, the second connector and the third connector comprise a pipe body, the inner side walls of one ends of the first connector, the second connector and the third connector are respectively provided with internal threads matched with the external threads, the outer wall of the other end of the first connector is provided with the external threads, the inner wall of the other end of the second connector is provided with the internal threads, and the other end of the third connector is provided with a silica gel hose.

Further, the plugging comprises a fourth connecting pipe, an inner thread matched with the outer thread is arranged on the inner wall of one end of the fourth connecting pipe, and a silica gel cap is arranged at the other end of the fourth connecting pipe in a sealing connection mode.

Further, a flow control valve is arranged on the silica gel hose.

Further, the torsion handle is provided with digital marks corresponding to the first connecting pipe, the second connecting pipe and the third connecting pipe.

Further, the three-way pipe body is provided with an aseptic protection box in a matching way, and a plurality of connector clamping grooves are arranged in the aseptic protection box.

The utility model has the beneficial effects that:

in an actual use situation, each three-way pipe is a complete set of products, and the specification of the other end of each of the first connector, the second connector and the third connector which are matched with each three-way pipe is at least provided with two sizes so as to be suitable for different connecting apparatuses; in the initial state, the open sections of the first connecting pipe, the second connecting pipe and the third connecting pipe of the three-way pipe are in a plugging and blocking state, when in actual connection use, the first connecting pipe, the second connecting pipe and the third connecting pipe with different specifications are selected, for example, when a pig tail pipe and a drainage bag are required to be connected in a bag puncture operation, the blocking of the first connecting pipe is pulled out, the connecting section of the pig tail pipe is sleeved on the first connecting pipe, then the first connecting pipe of which the outer wall of the other end is an external thread and the size of which is matched with that of the drainage bag is in threaded connection with the drainage bag body (the drainage bag at the position is a disposable backflow-preventing medical bile drainage bag with a threaded connection interface), and a blood transfusion tube for intermediate use is omitted, so that the connection is more convenient and quick; and when being used for the drainage bag of non-screwed joint, only need change have the third connector of silica gel hose can, this three-way pipe can also be used for the connection of other equipment simultaneously, for example the interface is the equipment of external screw thread change for the second connector can, first connector, second connector and third connector can be used with the three-way pipe body collocation at will, more diversified, first connector, second connector and third connector are threaded connection with three-way pipe body 1, convenient operation, do not use the connecting pipe only to need to plug with silica gel can maintain seal structure. The three-way pipe is directly connected with the drainage bag by using a simple threaded connection mode, so that the problem of complex connection of the drainage pipeline during cholecyst puncture operation is solved.

Drawings

FIG. 1 is a schematic diagram of the overall box-packed structure of the present utility model;

FIG. 2 is a schematic view of a three-way pipe body according to the present utility model;

fig. 3 is a schematic structural view of a connector assembly according to the present utility model.

Detailed Description

The utility model will be further described with reference to examples and drawings, to which reference is made, but which are not intended to limit the scope of the utility model.

As shown in fig. 1-3, the utility model provides a medical three-way pipe, which comprises a three-way pipe body 1, a torsion handle 2 and a plug 3, wherein a replaceable connector assembly 4 is arranged on the three-way pipe body 1; the three-way pipe body 1 comprises a first connecting pipe 11, a second connecting pipe 12 and a third connecting pipe 13, one ends of the first connecting pipe 11, the second connecting pipe 12 and the third connecting pipe 13 are respectively and integrally and fixedly connected with the three-way pipe body 1, and external threads 14 are respectively arranged on the outer walls of the other ends of the first connecting pipe 11, the second connecting pipe 12 and the third connecting pipe 13; the connector assembly 4 comprises a first connector 41, a second connector 42 and a third connector 43 which are different in specification, the first connector 41, the second connector 42 and the third connector 43 comprise pipe bodies, inner side walls of one ends of the first connector 41, the second connector 42 and the third connector 43 are respectively provided with inner threads matched with the outer threads 14, the outer wall of the other end of the first connector 41 is provided with outer threads, the inner wall of the other end of the second connector 42 is provided with inner threads, and the other end of the third connector 43 is provided with a silica gel hose 44.

In this embodiment, each three-way pipe is a complete product, and the specifications of the other end of each of the first connector 41, the second connector 42 and the third connector 43 of each three-way pipe are at least two, so as to be suitable for different connecting apparatuses; in the initial state, the open sections of the first connecting pipe 11, the second connecting pipe 12 and the third connecting pipe 13 of the three-way pipe are all in a state of plugging the plug 3, and in the actual connection use, the first connecting head 41, the second connecting head 42 and the third connecting head 43 with different specifications are selected, for example, when a pigtail pipe and a drainage bag are required to be connected in a bag puncture operation, the plug 3 of the first connecting pipe 11 is pulled out, the connecting section of the pigtail pipe is sleeved on the first connecting pipe 11, then the first connecting head 41 of which the outer wall of the other end is provided with external threads and the size of which is matched with that of the drainage bag is in threaded connection with the drainage bag body (the drainage bag at the position is a disposable backflow-preventing medical bile drainage bag with a threaded connection interface), and a blood transfusion tube in the middle is omitted, so that the connection is more convenient and quick; when the drainage bag with the non-threaded interface is used, the third connector 43 with the silica gel hose 44 is only needed to be replaced, meanwhile, the three-way pipe can be used for connecting other equipment, for example, equipment with an external thread is replaced by the second connector 42, the first connector 41, the second connector 42 and the third connector 43 can be matched with the three-way pipe body 1 at will for use, the first connector 41, the second connector 42 and the third connector 43 are in threaded connection with the three-way pipe body 1, the operation is convenient, and the sealing structure can be maintained without using the connecting pipe 12 to be plugged by silica gel. The three-way pipe is directly connected with the drainage bag by using a simple threaded connection mode, so that the problem of complex connection of the drainage pipeline during cholecyst puncture operation is solved.

As shown in fig. 2, the plug 3 includes a fourth connecting pipe 31, an inner wall at one end of the fourth connecting pipe 31 is provided with an internal thread adapted to the external thread 14, and the other end of the fourth connecting pipe 31 is hermetically connected with a silica gel cap 32; in this embodiment, the fourth connecting pipe 31 is used to make sealing treatment on the connecting pipe of the tee body 1 without connection, and the silica gel cap is convenient for the access pipeline of the injector to inject, flush or leave specimens, so the practicality is strong.

As shown in fig. 1, the silica gel hose 44 is provided with a flow control valve 45; in this embodiment, the flow control valve 45 is disposed on the silicone hose 44 to facilitate control and regulate or close the flow of liquid.

As shown in fig. 1, the twist grip 2 is provided with a digital identifier corresponding to the first connecting pipe 11, the second connecting pipe 12 and the third connecting pipe 13; in the embodiment, the digital mark is adopted to conveniently control the circulation path of the three-way pipe.

As shown in fig. 1, the tee body 1 is provided with a sterile protection box 5 in a matching way, and a plurality of connector clamping grooves 51 are arranged in the sterile protection box 5; in this embodiment, the three-way pipe is disposable, and the sterile protection box 5 can be used as medical waste after being used, thereby preventing environmental pollution.

All technical features in the present embodiment can be modified in appearance according to actual needs.

The foregoing embodiments are preferred embodiments of the present utility model, and in addition, the present utility model may be implemented in other ways, and any obvious substitution is within the scope of the present utility model without departing from the concept of the present utility model.

Claims

1. The utility model provides a medical three-way pipe, includes three-way pipe body (1), turns round handle (2) and shutoff (3), its characterized in that: the three-way pipe body (1) is provided with a replaceable connector assembly (4);

the three-way pipe comprises a three-way pipe body (1), wherein the three-way pipe body (1) comprises a first connecting pipe (11), a second connecting pipe (12) and a third connecting pipe (13), one ends of the first connecting pipe (11), the second connecting pipe (12) and the third connecting pipe (13) are respectively and integrally and fixedly connected with the three-way pipe body (1), and external threads (14) are respectively arranged on the outer walls of the other ends of the first connecting pipe (11), the second connecting pipe (12) and the third connecting pipe (13);

the connector assembly (4) comprises a first connector (41), a second connector (42) and a third connector (43) which are different in specification, wherein the first connector (41), the second connector (42) and the third connector (43) comprise pipe bodies, inner side walls of one ends of the first connector (41), the second connector (42) and the third connector (43) are respectively provided with inner threads matched with the outer threads (14), outer walls of the other ends of the first connector (41) are provided with outer threads, inner walls of the other ends of the second connector (42) are provided with inner threads, and the other ends of the third connector (43) are provided with silica gel hoses (44).

2. A medical tee as set forth in claim 1, wherein: the plugging device is characterized in that the plugging device (3) comprises a fourth connecting pipe (31), an inner thread matched with the outer thread (14) is arranged on the inner wall of one end of the fourth connecting pipe (31), and a silica gel cap (32) is arranged at the other end of the fourth connecting pipe (31) in a sealing connection mode.

3. A medical tee as set forth in claim 1, wherein: the silica gel hose (44) is provided with a flow control valve (45).

4. A medical tee as set forth in claim 1, wherein: the torsion handle (2) is provided with digital identifications corresponding to the first connecting pipe (11), the second connecting pipe (12) and the third connecting pipe (13).

5. A medical tee as set forth in claim 1, wherein: the three-way pipe body (1) is provided with a sterile protection box (5) in a matching way, and a plurality of connector clamping grooves (51) are formed in the sterile protection box (5).