CN213031624U

CN213031624U - Disposable negative pressure flushable drainage tube

Info

Publication number: CN213031624U
Application number: CN202020607144.4U
Authority: CN
Inventors: 荆文普; 邢正伟; 魏菁华
Original assignee: Zhengzhou Diall Medical Technology Co ltd
Current assignee: Zhengzhou Diall Medical Technology Co ltd
Priority date: 2020-04-22
Filing date: 2020-04-22
Publication date: 2021-04-23
Anticipated expiration: 2030-04-22

Abstract

The utility model relates to a disposable negative pressure flushable drainage tube, three spiral drainage channels are arranged in the guide tube of the drainage tube at the tube core isolation part, the liquid to be drained is led into the drainage channels from a drainage joint cutting through negative pressure for drainage, the spiral drainage channels and the drainage joint cutting can prevent the guide tube from being blocked, and the drainage speed and the stability are improved; the utility model discloses a be equipped with the flushing pipe that the spiral extends in the guide tube, the flush fluid can directly wash the hydrops department in the body cavity through the guide tube, and spiral flushing pipe has improved the washing speed to can the accurate control wash the position, wash thoroughly, can not produce new long-pending liquid.

Description

Disposable negative pressure flushable drainage tube

Technical Field

The utility model relates to the technical field of medical equipment, especially, relate to a disposable negative pressure can wash drainage tube.

Background

The medical drainage tube is generally used for surgical operations, and is used for guiding pus, blood, liquid and the like accumulated in human tissues or body cavities to the outside of a body through the drainage tube, thereby having the functions of preventing infection after the operations, promoting wound healing and the like.

The existing drainage tube is a drainage device belt with circular side holes, an inner core is arranged in the drainage device belt and can be used for flushing and draining, but the side holes are easily blocked by impurities in liquid in the drainage process, the drainage effect is influenced after blockage occurs, and if the blockage occurs and the effusion is not drained as soon as possible, the effusion in the abdominal cavity and secondary infection are easily caused; the other drainage tube is used for drainage by relying on a longitudinal slit of the tube wall, the blockage of the hole of the drainage tube can be better solved, but the drainage tube has no flushing function, so when the drainage tube is used for draining pus, blood and liquid in a body cavity or tissues of a patient, an external flushing tube is needed, and due to the blind flushing tube, the external end of the drainage tube can not be reached, so that the flushing is not thorough, or the external flushing tube exceeds the tube opening for too long, so that the drainage tube can not fully drain the flushing liquid, so that new effusion in the abdominal cavity or the tissues is caused, and even infection occurs.

Therefore, the drainage tube which conducts drainage by the longitudinal slit of the tube wall needs to be improved, and the drainage tube has a flushing function and has a better drainage effect.

SUMMERY OF THE UTILITY MODEL

In order to solve the problem, the utility model provides a disposable negative pressure flushable drainage tube.

The technical scheme of the utility model is that: the utility model provides a disposable negative pressure can wash drainage tube, includes guide tube, middle drainage tube body, goes up the drainage tube body, its characterized in that: a spiral tube core with a triangular section is arranged in the guide tube, the guide tube is divided into three spiral drainage channels, three spirally extending drainage cutting joints are arranged on the tube walls of the guide tube and the three drainage channels, and a spirally extending flushing tube A is arranged at the contact position of the end surface of one side wall of the tube core and the inner side wall of the guide tube;

the lower end of the middle drainage tube body is connected with the upper end of the guide tube in a matching manner, a vertical flushing tube B is arranged on the inner tube wall of the middle drainage tube body and is connected with a flushing tube A, the upper end of the middle drainage tube body is connected with a double-channel joint, the lower end of the upper drainage tube body is connected with the flushing joint, and a negative pressure joint is arranged in the middle of the side wall of the upper drainage tube body.

Preferably, the three drainage slits are spaced at the same interval.

Preferably, the binary channels connects and is the cylinder, is equipped with the flush fluid joint that extends to in the joint on its lateral wall, is equipped with flush fluid passageway, the interface channel who connects with the flush fluid in the binary channels connects, and the lower extreme and the flush fluid second of flush fluid passageway are connected, and the interface channel body coupling.

Preferably, a connecting pipe is arranged at the joint of the flushing liquid channel and the flushing pipe B.

Preferably, a locking nut is arranged at the joint of the double-channel joint and the middle drainage tube body.

Preferably, the outer end of the flushing liquid joint is provided with an adjusting handle.

The utility model has the beneficial technical effects that:

the utility model discloses an it keeps apart three spiral drainage channel of department through the tube core to be equipped with in the guide tube, will be introduced the drainage channel in from the drainage joint-cutting by the liquid of drainage through the negative pressure and carry out the drainage, and spiral drainage channel and drainage joint-cutting can prevent that the guide tube from blockking up, have improved drainage speed and stability.

The utility model discloses a be equipped with the flushing pipe that the spiral extends in the guide tube, the flush fluid can directly wash coelomic hydrops department through the guide tube, and spiral flushing pipe has improved the washing speed to can the accurate control wash the position, wash thoroughly, can not produce new hydrops.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic cross-sectional view at D in FIG. 1;

FIG. 3 is a schematic cross-sectional view taken at A-A in FIG. 1;

FIG. 4 is a schematic cross-sectional view at B-B in FIG. 1;

FIG. 5 is a schematic cross-sectional view at C-C in FIG. 1;

fig. 6 is a perspective view of the guide tube.

01. The device comprises a guide tube, 11 drainage channels, 12 pipe cores, 13 drainage cutting joints, 14 flushing tubes A, 02 middle drainage tube bodies, 21 flushing tubes B, 03 upper drainage tube bodies, 31 negative pressure joints, 04 double-channel joints, 41 flushing fluid joints, 42 flushing fluid channels, 43 connecting channels, 51 connecting tubes, 52 locking nuts, 53 adjusting handles.

Detailed Description

Embodiment one, refer to fig. 1-6 of the specification, a disposable negative pressure flushable drainage tube comprises a guide tube (01), a middle drainage tube body (02), and an upper drainage tube body (03), wherein a spiral tube core (12) with a triangular cross section is arranged in the guide tube (01) of a flushing tube B (21), the guide is internally divided into three spiral drainage channels (11), the spiral drainage channels (11) improve the drainage speed and stability, three spirally extending drainage cutting seams (13) are arranged on the tube walls corresponding to the guide tube (01) and the three drainage channels (11), the liquid to be drained is led into the drainage channels (11) from the drainage cutting seams (13) for drainage through negative pressure, a spirally extending flushing tube A (14) is arranged at the contact position of the end surface of one side wall of the tube core (12) and the inner side wall of the guide tube (01), the spiral flushing pipe improves the flushing speed and can accurately control the flushing position; the three drainage cutting joints (13) have the same distance, so that the stability of flow velocity during drainage is ensured.

The lower extreme of middle drainage body (02) and the upper end accordant connection of guide tube (01), it is connected with flushing pipe first (14) to be equipped with a vertical flushing pipe second (21) on its inner tube wall, hydrops in the body cavity upwards enters into middle drainage body (02) after leading out from guide tube (01), the last termination of middle drainage body (02) has binary channels to connect (04), the lower extreme and the flushing joint that go up drainage body (03) and connect, should go up the centre of drainage body (03) lateral wall and be equipped with negative pressure joint (31), negative pressure joint (31) and negative pressure device are connected and are provided the negative pressure for the drainage tube and carry out the drainage.

Binary channels joint (04) are the cylinder, be equipped with flush fluid joint (41) that extend to in the joint on its lateral wall, be equipped with flush fluid passageway (42) of being connected with flush fluid joint (41) in binary channels joint (04), interface channel (43), the lower extreme and the flush pipe second (21) of flush fluid passageway (42) are connected, flushing liquid enters into flush fluid passageway (42) from flush fluid joint (41), further flow out from the flush pipe and wash, interface channel (43) body coupling, the liquid that is guided enters into middle drainage body (02) from guide tube (01) and passes interface channel (43) again and enters into upper drainage body (03) and discharges.

A connecting pipe (51) is arranged at the joint of the flushing liquid channel (42) and the flushing pipe B (21), and the connecting pipe (51) ensures the tight connection between the flushing liquid channel (42) and the flushing pipe B (21) and avoids liquid leakage; and a locking nut (52) is arranged at the joint of the double-channel joint (04) and the middle drainage tube body (02). And an adjusting handle (53) is arranged at the outer end of the flushing liquid joint (41).

The utility model discloses a use method and principle are:

after the guide tube (01) enters the body cavity, the guide tube is connected with a negative pressure device through a negative pressure connector to extract liquid outwards, the liquid enters the drainage channel (11) from the drainage cutting joint (13), then the liquid enters the middle drainage tube body (02) and the upper drainage tube body (03) to be discharged out of the patient body, when the liquid is washed in the body cavity of the patient, the washing liquid is introduced from the washing liquid connector (41) and enters the washing tube through the washing liquid channel (42) to be discharged, the effusion in the body cavity is washed, the washing speed is improved by the spiral washing tube, the washing position can be accurately controlled, the washing is thorough, and new effusion cannot be generated.

Claims

1. The utility model provides a disposable negative pressure can wash drainage tube, includes guide tube, middle drainage tube body, goes up the drainage tube body, its characterized in that: a spiral tube core with a triangular section is arranged in the guide tube, the guide tube is divided into three spiral drainage channels, three spirally extending drainage cutting joints are arranged on the tube walls of the guide tube and the three drainage channels, and a spirally extending flushing tube A is arranged at the contact position of the end surface of one side wall of the tube core and the inner side wall of the guide tube;

2. A single use negative pressure flushable drain as defined in claim 1 wherein: the three drainage slits have the same distance.

3. A single use negative pressure flushable drain as defined in claim 1 wherein: the double-channel joint is cylindrical, a flushing fluid joint extending into the joint is arranged on the side wall of the double-channel joint, a flushing fluid channel and a connecting channel which are connected with the flushing fluid joint are arranged in the double-channel joint, the lower end of the flushing fluid channel is connected with a flushing pipe B, and the connecting channel is connected with a pipe body.

4. A single use negative pressure flushable drain as defined in claim 3 wherein: and a connecting pipe is arranged at the joint of the flushing liquid channel and the flushing pipe B.

5. A single use negative pressure flushable drain as defined in claim 1 wherein: and a locking nut is arranged at the joint of the double-channel joint and the middle drainage tube body.

6. A single use negative pressure flushable drain as defined in claim 3 wherein: and an adjusting handle is arranged at the outer end of the flushing fluid joint.