CN217067173U - Improved medical double-sleeve drainage device - Google Patents

Abstract

The utility model discloses a medical double cannula drainage device of improvement, including the outer tube, the interior port opening of outer tube can stretch into to the human body in, and the outer port divides three routes: one path is an inner sleeve pipe and an outer pipe, the other path is a flushing pipe, and the other path is a gas conveying pipe; the disposable drainage tube comprises an outer sleeve tube and an inner sleeve tube, and is characterized by further comprising a plurality of disposable inner tubes, wherein the disposable inner tubes are detachably inserted into the tube openings of the inner sleeve tube and the outer sleeve tube, the inner tube openings of the disposable inner tubes can extend to the inner port of the outer sleeve tube, and the outer tube openings of the disposable inner tubes are provided with negative pressure suction joints matched with a negative pressure drainage device; the material cost is little, simple structure, with low costs, can avoid double cannula to be blockked up in the use, wastes time and energy and influences the operation, influences the drainage effect, has avoided simultaneously to attract the pipe texture harder to injure tissues such as liver in the abdominal cavity, has solved simultaneously and has linked up the goodness of fit problem when attracting the pipe mouth of pipe and connect the negative pressure.

Description

Improved medical double-sleeve drainage device

Technical Field

The utility model relates to a drainage device, concretely relates to medical double cannula drainage device of improvement.

Background

The medical double cannula of traditional mode is easy to be blockked up, influence the drainage effect, furthermore, because it is harder to attract the pipe texture, injure tissues such as liver in the abdominal cavity very easily when the front end mouth of pipe stretches out the drainage tube mouth of pipe, and attract the pipe mouth of pipe to be blocked up by the clot very easily when removing hematocele and flush fluid and still be difficult for the mediation, the influence operation of wasting time and energy, the problem still exists the matching degree problem when attracting the pipe mouth of pipe to meet the negative pressure, the pine has not reached the effect of attraction, pressure has been big and has been absorbed the omentum easily when removing hematocele and flush fluid, tissues such as liver make the tissue drop even and arouse the heavy bleeding, so there is certain medical hidden danger. Therefore, an improved medical double-cannula drainage device is designed to solve the above problems.

SUMMERY OF THE UTILITY MODEL

To the problems existing in the prior art, the utility model provides an improved medical double-sleeve drainage device, which solves at least one problem.

The technical mode of the utility model is that: the utility model provides a medical double cannula drainage device of improvement, includes the outer tube, the internal port opening of outer tube can stretch into to the human body, and the outer port divides three routes: one path is an inner sleeve pipe and an outer pipe, the other path is a flushing pipe, and the other path is a gas conveying pipe;

still include a plurality of disposable interior sleeves, the disposable inner tube is put in the detachable inserting of the mouth of pipe of interior sleeve pipe outer tube, just the interior mouth of pipe of disposable interior sleeve pipe inner tube can extend to outer sleeve pipe inner port department, disposable interior sheathed tube outer mouth is equipped with the negative pressure suction that cooperates with negative pressure drainage ware and connects. Solves the problem of anastomosis when the mouth of the suction tube is connected with negative pressure.

Furthermore, a medical check valve joint is arranged at the pipe orifice of the flushing pipe and detachably connected with an infusion apparatus. The flushing fluid can be conveniently connected to enter the double sleeves.

Furthermore, a medical micro air filter is arranged at the pipe orifice of the air delivery pipe, and filter cotton is arranged in the medical micro air filter. To keep the pressure inside the double sleeve consistent with the outside and filter impurities in the air.

Furthermore, an annular sealing ring is arranged on the inner end face of the pipe orifice of the inner sleeve pipe outer pipe.

Furthermore, a plurality of triangular openings are formed in the annular sealing ring along the circumferential direction. The sealing is ensured, and meanwhile, the disposable inner sleeve is convenient to pull and replace.

Further, the inner orifice of the disposable inner sleeve is opened.

Furthermore, the outer wall of the disposable inner pipe close to the inner pipe orifice is provided with at least one liquid inlet side hole.

The utility model has the advantages that: compared with the prior art, adopt above-mentioned technical scheme the utility model has the advantages of: the utility model discloses material cost is little, simple structure, with low costs, can avoid the double cannula to be blockked up in the use, and the influence operation that wastes time and energy influences the drainage effect, has avoided simultaneously to attract the pipe texture harder injure and tissues such as liver in the abdominal cavity, has solved simultaneously and has linked up the goodness of fit problem when attracting the pipe orifice and connect the negative pressure. Meanwhile, the normal saline is continuously dripped, so that the drainage holes can be prevented from being blocked by protein substances and mucus scabbing, the smoothness of the drainage holes of the inner and outer tubes can be kept, and antibiotics can be dripped when necessary to control serious local infection in the abdominal cavity.

Drawings

FIG. 1 is a schematic structural view of an improved medical double-cannula drainage device;

fig. 2 is a schematic view of the inner end surface of the nozzle of the outer tube of the inner sleeve.

In the figure: the device comprises an outer sleeve 1, an inner sleeve outer tube 2, a flushing tube 3, an air delivery tube 4, a disposable inner tube 5, a negative pressure suction connector 6, a medical one-way valve connector 7, a medical micro air filter 8, an annular sealing ring 9 and an opening 10.

Detailed Description

The present invention will be further described with reference to the accompanying drawings.

As shown in fig. 1, an improved medical double-cannula drainage device comprises an outer cannula 1, wherein an inner port opening of the outer cannula 1 can extend into a human body, and an outer port opening of the outer cannula 1 is divided into three paths: one path is an inner sleeve pipe outer pipe 2, the other path is a flushing pipe 3, and the other path is a gas conveying pipe 4. The opening of the flushing pipe 3 is provided with a medical one-way valve joint 7, and the medical one-way valve joint 7 is detachably connected with an infusion apparatus. The flushing fluid can be conveniently connected to enter the double sleeves. The mouth of pipe department of gas-supply pipe 4 is equipped with medical miniature air cleaner 8, be equipped with the filter pulp in the medical miniature air cleaner 8. To keep the pressure inside the double sleeve consistent with the outside and filter impurities in the air.

Still include a plurality of disposable inner tubes 5, disposable inner tube 5 is put to detachable the inserting in the mouth of pipe of interior sleeve pipe outer tube 2, just the interior mouth of pipe of disposable inner tube 5 can extend to the interior mouth of port department of outer tube 1, the outer mouth of pipe of disposable inner tube 5 is equipped with and attracts joint 6 with negative pressure drainage ware matched with. Solves the problem of anastomosis when the mouth of the suction tube is connected with negative pressure. Specifically, the inner orifice of the disposable inner tube 5 is open. Preferably, the disposable inner tube 5 is provided with at least one liquid inlet side hole on the outer wall close to the inner tube orifice. The liquid is convenient to be sucked.

Preferably, as shown in fig. 2, the inner end surface of the nozzle of the inner sleeve outer tube 2 is provided with an annular sealing ring 9. The annular sealing ring 9 is provided with a plurality of triangular openings 10 along the circumferential direction. The sealing is ensured, and the disposable inner tube is convenient to pull and replace.

When the disposable drainage tube is used, the disposable inner tube is inserted into the tube opening of the inner sleeve outer tube, the inner tube opening of the disposable inner tube can extend to the inner end opening of the outer sleeve, then the outer sleeve is stretched into a human body, and the disposable drainage tube is connected with a negative pressure drainage device and an infusion apparatus.

The device material cost is little, simple structure, with low costs, can avoid double cannula to be blockked up in the use, and the influence operation that wastes time and energy influences the drainage effect, has avoided simultaneously to attract the pipe texture harder to injure tissues such as liver in the abdominal cavity, has solved simultaneously and has linked up goodness of fit problem when attracting the pipe mouth and connect the negative pressure. Meanwhile, the normal saline is continuously dripped, so that the drainage holes can be prevented from being blocked by protein substances and mucus scabbing, the smoothness of the drainage holes of the inner and outer tubes can be kept, and antibiotics can be dripped when necessary to control serious local infection in the abdominal cavity.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims (7)

1. An improvement medical double cannula drainage device which characterized in that: including outer tube (1), port opening can stretch into to the human body in outer tube (1), and the outer port divides three routes: one path is an inner sleeve outer pipe (2), the other path is a flushing pipe (3), and the other path is a gas conveying pipe (4);

still include a plurality of disposable inner tubes (5), disposable inner tube (5) are put to detachable the inserting in the mouth of pipe of interior sleeve pipe outer tube (2), just the interior mouth of pipe of disposable inner tube (5) can extend to interior mouth of pipe of outer tube (1), the outer mouth of pipe of disposable inner tube (5) is equipped with and attracts joint (6) with negative pressure drainage ware matched with negative pressure.

2. The improved medical dual cannula drainage device of claim 1, wherein: the medical check valve joint (7) is arranged at the pipe orifice of the flushing pipe (3), and the medical check valve joint (7) is detachably connected with an infusion apparatus.

3. The improved medical dual cannula drainage device of claim 1, wherein: the medical micro air filter (8) is arranged at the pipe orifice of the air conveying pipe (4), and filter cotton is arranged in the medical micro air filter (8).

4. The improved medical dual cannula drainage device of claim 1, wherein: and an annular sealing ring (9) is arranged on the inner end surface of the pipe orifice of the inner sleeve outer pipe (2).

5. The improved medical dual cannula drainage device of claim 4, wherein: the annular sealing ring (9) is provided with a plurality of triangular openings (10) along the circumferential direction.

6. The improved medical dual cannula drainage device of claim 1, wherein: the inner orifice of the disposable inner tube (5) is opened.

7. An improved medical dual cannula drainage device according to claim 1 or 6, wherein: the outer wall of the disposable inner tube (5) close to the inner tube orifice is provided with at least one liquid inlet side hole.

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