CN213608652U - Disposable negative pressure drainage device - Google Patents

Abstract

The disposable negative pressure drainage device comprises a drainage bag, wherein the upper end of the drainage bag is communicated with the lower end of a negative pressure drainage ball through a liquid inlet pipe, the lower end of the drainage bag is communicated with a liquid discharge pipe, the upper end of the negative pressure drainage ball is connected with a drainage pipe through a non-return device, the lower end of the liquid discharge pipe is in threaded connection with a plug cap, and one end of the liquid inlet pipe, which is positioned in the drainage bag, is connected with a first film type one-; the non-return device is connected with the intubate of drainage tube one end including connecting the liquid suction pipe in negative pressure drainage ball upper end with fixed connection, liquid suction pipe upper end and intubate detachable are connected, and the liquid suction pipe lower extreme is connected with second film formula check valve. The utility model is used for solve current drainage utensil when the separation, the problem that drainage liquid was revealed easily.

Description

Disposable negative pressure drainage device

Technical Field

The utility model relates to a disposable negative pressure drainage device.

Background

Recently, in clinical practice, gastrointestinal decompression by indwelling drainage tubes has been widely used in treatments such as alleviating abdominal distension, treating digestive tract diseases, administering through drainage tubes, supplementing nutrition and the like. Therefore, the proper fixation of the drainage tube and the negative pressure drainage device becomes an important component in clinical care work. At present, the department adopts the disposable negative pressure drainage device produced by 'Jiangsu Huaxia medical treatment', and the main problems in the ordinary nursing work by using the drainage device are that: 1. the drainage device and the drainage bag are mainly sealed by sealing plugs, and when the drainage bag is replaced after being filled, drainage liquid in the drainage device, the drainage bag and the drainage tube is easily extruded to pollute the environment; 2. the situation that drainage liquid overflows to a patient bed unit and clothes due to loosening of the connecting part of the negative pressure drainage box and the drainage tube often occurs, and pain is brought to a patient.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to provide a disposable negative pressure drainage ware for solve current drainage utensil when the separation, the problem that drainage liquid was revealed easily.

In order to solve the above problem, the to-be-solved technical scheme of the utility model is:

the disposable negative pressure drainage device comprises a drainage bag, wherein the upper end of the drainage bag is communicated with the lower end of a negative pressure drainage ball through a liquid inlet pipe, the lower end of the drainage bag is communicated with a liquid discharge pipe, the upper end of the negative pressure drainage ball is connected with a drainage pipe through a non-return device, the lower end of the liquid discharge pipe is in threaded connection with a plug cap, and one end of the liquid inlet pipe, which is positioned in the drainage bag, is connected with a first film type one-; the non-return device is connected with the intubate of drainage tube one end including connecting the liquid suction pipe in negative pressure drainage ball upper end with fixed connection, liquid suction pipe upper end and intubate detachable are connected, and the liquid suction pipe lower extreme is connected with second film formula check valve.

Fixedly connected with one end confined valve cap in intubate one end mouth of pipe, valve cap one side is cuted there is the opening, is equipped with the fixed block in the drawing liquid pipe, has seted up a plurality of through-holes around the fixed block, is equipped with the ejector pin at the fixed block center, when inserting the intubate in the drawing liquid pipe, the ejector pin promotes the removal of valve cap upper end to open the opening.

A circle of flange is arranged outside the insertion pipe, a clamping sleeve is sleeved outside the flange, and the clamping sleeve is in threaded connection with the liquid pumping pipe.

The intubation tube and the liquid suction tube are matched by a conical surface.

The drainage bag is provided with a hanging hole.

The utility model has the advantages that:

1. the non-return device can realize that the drainage bag is closed after being pulled out when medical personnel separate the drainage bag, and prevents drainage liquid in the drainage bag, the drainage tube and the negative pressure drainage device from leaking.

2. When can realize the negative pressure drainage through first film formula check valve and second film formula check valve, carry out the non return to the drainage ware, prevent drainage liquid backward flow, the security of protection patient's use.

3. The intubation tube is in threaded connection with the liquid pumping tube through the clamping sleeve, so that the slippage of the drainage tube caused by the turning-over and traction of a patient is effectively avoided.

4. The device has simple structure, low manufacturing cost, safe and convenient use and easy popularization and application.

Drawings

The invention will be further explained with reference to the drawings:

FIG. 1 is a schematic view of the front view structure of the present invention,

figure 2 is a schematic view of a partially enlarged structure at a in figure 1,

fig. 3 is a schematic cross-sectional view taken along line B-B in fig. 2.

In the figure: the drainage tube comprises a drainage tube 1, a non-return device 2, a negative pressure drainage ball 3, a liquid inlet tube 4, a first film type one-way valve 5, a drainage bag 6, a liquid discharge tube 7, a plug cap 8, a hanging hole 9, an insertion tube 21, a flange 22, a clamping sleeve 23, a valve cap 24, a mandril 25, a fixed block 26, a liquid suction tube 27, a second film type one-way valve 28 and a through hole 29.

Detailed Description

As shown in fig. 1 to 3, the disposable negative pressure drainage device comprises a drainage bag 6, the upper end of the drainage bag 6 is communicated with the lower end of a negative pressure drainage ball 3 through a liquid inlet pipe 4, the lower end of the drainage bag 6 is communicated with a liquid discharge pipe 7, the upper end of the negative pressure drainage ball 3 is connected with a drainage pipe 1 through a non-return device 2, the lower end of the liquid discharge pipe 7 is in threaded connection with a plug cap 8, and one end of the liquid inlet pipe 4, which is positioned in the drainage bag 6, is connected with a first film type one-way valve 5; the non-return device 2 comprises a liquid pumping pipe 27 connected to the upper end of the negative pressure drainage ball 3 and an insertion pipe 21 fixedly connected to one end of the drainage pipe 1, the upper end of the liquid pumping pipe 27 is detachably connected with the insertion pipe 21, and the lower end of the liquid pumping pipe 27 is connected with a second film type one-way valve 28. The first film type check valve 5 and the second film type check valve 28 have the same structure, and are connected to one end of the liquid inlet pipe 4 by using two plastic film sheets through hot pressing so as to play a role in one-way conduction.

The utility model discloses a use and method do: plug cap 8 is screwed off, extrusion negative pressure drainage ball 3 and drainage bag 6, behind the air in evacuation negative pressure drainage ball 3 and the drainage bag 6, plug cap 8 screws, connect drainage tube 1 with non return device 2, make a round trip to press drainage liquid suction to drainage bag 6 in negative pressure drainage ball 3 will patient's health, after drainage bag 6 is full, with non return device 2 and 1 separation of drainage tube, under the non return effect of second film formula check valve 28, can effectually prevent that drainage liquid from revealing in drainage bag 6 and the negative pressure drainage ball 3.

Fixedly connected with one end confined valve cap 24 in intubate 21 one end mouth of pipe, be equipped with fixed block 26 in liquid suction pipe 27, a plurality of through-holes 29 have been seted up around fixed block 26, be equipped with ejector pin 25 at fixed block 26 center, valve cap 24 adopts medical PVC hose preparation, use scissors to seal an opening in valve cap 24 closed one end, during the normality, the PVC pipe is because self elasticity is sealed, when inserting intubate 21 in liquid suction pipe 27, ejector pin 25 promotes valve cap 24 upper end and removes, in order to open the opening, make the internal drainage liquid of patient can get into negative pressure drainage ball 3 smoothly, when extracting intubate 21 from liquid suction pipe 27, then valve cap 24 one end loses ejector pin 25 and supports self-closing, can in time prevent the drainage liquid outflow in the drainage pipe 1.

A ring of flanges 22 are arranged outside the insertion tube 21, a clamping sleeve 23 is sleeved outside the flanges 22, and the clamping sleeve 23 is connected with an infusion tube 27 in a threaded mode. The structure can effectively avoid the slippage of the drainage tube 1 caused by the turning and the traction of the patient.

The cannula 21 and the extractor tube 27 are in a tapered fit. Improving the seal between the cannula 21 and the extractor tube 27.

The drainage bag 6 is provided with a hanging hole 9. The medical staff can fix the drainage bag 6 conveniently.

Claims (5)

1. Disposable negative pressure drainage ware, its characterized in that: the drainage device comprises a drainage bag (6), wherein the upper end of the drainage bag (6) is communicated with the lower end of a negative pressure drainage ball (3) through a liquid inlet pipe (4), the lower end of the drainage bag (6) is communicated with a liquid discharge pipe (7), the upper end of the negative pressure drainage ball (3) is connected with a drainage pipe (1) through a non-return device (2), the lower end of the liquid discharge pipe (7) is in threaded connection with a plug cap (8), and one end, located in the drainage bag (6), of the liquid inlet pipe (4) is connected with a first film type one-way; non return device (2) including connecting liquid suction pipe (27) in negative pressure drainage ball (3) upper end and fixed connection intubate (21) in drainage tube (1) one end, liquid suction pipe (27) upper end is connected with intubate (21) detachable, and liquid suction pipe (27) lower extreme is connected with second film formula check valve (28).

2. The disposable negative pressure flow diverter of claim 1, wherein: fixedly connected with one end confined valve cap (24) in intubate (21) one end mouth of pipe, valve cap (24) one side is cuted there is the opening, is equipped with fixed block (26) in liquid suction pipe (27), has seted up a plurality of through-holes (29) around fixed block (26), is equipped with ejector pin (25) at fixed block (26) center, when inserting intubate (21) in liquid suction pipe (27), ejector pin (25) promote valve cap (24) upper end and remove to open the opening.

3. The disposable negative pressure flow diverter of claim 1 or 2, wherein: a circle of flange (22) is arranged outside the insertion pipe (21), a clamping sleeve (23) is sleeved outside the flange (22), and the clamping sleeve (23) is in threaded connection with the liquid pumping pipe (27).

4. The disposable negative pressure flow diverter of claim 1 or 2, wherein: the cannula (21) and the liquid extracting tube (27) are in conical surface fit.

5. The disposable negative pressure flow diverter of claim 1 or 2, wherein: a hanging hole (9) is arranged on the drainage bag (6).

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