CN220495343U - Fistulization mouth seepage negative pressure drainage device - Google Patents

Abstract

The utility model discloses a fistulization port seepage negative pressure drainage device, which comprises a leak-proof ostomy bag, a seepage drainage tube, a seepage collector, a negative pressure suction tube and a negative pressure pump; the bottom of the leakage-proof ostomy bag is formed into a necking, a closed plug is arranged, the bottom of the closed plug is provided with a plug, and a soft rubber block for plugging the plug is fixedly arranged; the upper end of the seepage drainage tube is provided with a liquid guide plug needle which can pierce through the soft rubber block and extend into the closed plug connector, and the lower end of the seepage drainage tube is connected to the seepage collector; the negative pressure suction pipe is connected between the seepage collector and the negative pressure pump. The beneficial effects are that: through this application to the fistulization mouth periphery seepage liquid that patient's belly skin etc. position was offered carries out negative pressure suction for fistulization mouth periphery that patient's belly skin etc. position was offered does not have the stimulation, and the desiccation is good, is difficult for taking place the ulcer and rotting, and this just makes not need frequent changing dressings and changing the ostomy bag, so, then makes and lightens medical personnel work load and tired greatly.

Description

Fistulization mouth seepage negative pressure drainage device

Technical Field

The utility model relates to the technical field of medical nursing products, in particular to a fistulization port seepage negative pressure drainage device.

Background

There are many kinds of stoma, including gastrostomy, nephrostomy, jejunostomy and the like. Most commonly, gastrostomies and jejunostomies are the more specialized surgical procedures, and are also the solutions to a particular disease.

In practical implementation, an ostomy opening is usually formed in a position such as the abdomen of a patient, an inner tube is inserted into the stoma opening to be communicated with organs such as the stomach or jejunum of the patient, and in practical operation, the periphery of the stoma opening in the position such as the abdomen of the patient overflows with seepage liquid, and at the moment, an ostomy bag is adhered to the skin of the patient to seal the corresponding stoma opening and the inner tube inserted into the stoma opening.

Although widely used, the inventors have found that the above-described method for collecting exudates using an ostomy bag still has certain drawbacks and disadvantages in use during operation.

In particular, although the ostomy bag can better collect the exudation liquid at the stoma to prevent cross infection caused by outflow of the exudation liquid, a small amount of exudation liquid still adheres to the periphery of the stoma opening at the abdomen of a patient when collecting the exudation liquid, so that the skin of the periphery of the stoma opening at the abdomen of the patient is greatly stimulated, and ulcers and decay are easy to occur, and frequent dressing change and replacement of the ostomy bag are required, so that the workload and fatigue of medical staff are greatly increased.

In this regard, the present inventors have combined clinical experience, through thinking about the problems encountered in clinical work, turned through a great deal of scientific research data and documents, and searched through the website of the national intellectual property office to find new, gradually conceived and designed the present application, so as to solve the related technical problems.

Disclosure of Invention

The present utility model aims to solve at least one of the technical problems in the related art to some extent. The utility model aims to provide a fistulization port seepage negative pressure drainage device.

To achieve one of the above objects, an ostomy port leakage negative pressure drainage device according to an embodiment of the present utility model includes a leakage-proof ostomy bag, a leakage drainage tube, a leakage collector, a negative pressure suction tube and a negative pressure pump;

the bottom of the leakage-proof ostomy bag is formed into a necking, a closed plug is arranged downwards, a plug port is arranged at the bottom of the closed plug, and a soft rubber block for plugging the plug port is fixedly arranged; the upper end of the seepage drainage tube is provided with a liquid guide plug needle which can pierce through the soft rubber block and extend into the closed plug connector, and the lower end of the seepage drainage tube is connected to the seepage collector; the negative pressure suction pipe is connected between the seepage collector and the negative pressure pump.

In addition, the fistulization liquid negative pressure drainage device according to the above embodiment of the present utility model may further have the following additional technical features:

according to one embodiment of the utility model, the leakproof ostomy bag is provided with a ostomy disc at the rear middle part, a through hole communicated into the leakproof ostomy bag is arranged at the middle part of the ostomy disc, and an annular leakproof plastic patch which is identical in shape and size, has a certain layer thickness and is suitable for being adhered to the peripheral skin of a fistulization opening of a patient is adhered to the rear end surface of the ostomy disc.

According to one embodiment of the utility model, a plurality of cutting rings are arranged on the ostomy tray and the annular leakproof plastic patch at equal intervals around the through holes, and the size of the through holes is adjustable when any cutting ring is cut.

According to one embodiment of the utility model, the rear end surface of the annular leakproof plastic patch is provided with a layer of tearing film, and the periphery of the tearing film is provided with a tearing tab.

According to one embodiment of the utility model, the side wall of the upper end of the closed plug is provided with an emptying pipe upwards, the upper end of the emptying pipe is provided with an air inlet micropore, and a detachable cap capable of sealing the air inlet micropore is arranged.

According to one embodiment of the present utility model, the flow rate regulator comprises a flow rate regulator;

the flow speed regulator A is fixedly sleeved outside the seepage drainage tube; the flow speed regulator B is sleeved and fixed outside the negative pressure suction pipe.

According to one embodiment of the utility model, the seepage collector comprises a liquid collecting bottle, a standby bottle and a flow guide pipe;

the liquid collecting bottle comprises a bottle body A and a bottle cap A which covers the upper part of the bottle body A and is open; the bottle cap A is externally provided with a first plug and a second plug which are communicated with the bottle body A; the standby bottle comprises a bottle body B and a bottle cap B which is covered on the upper part of the bottle body B and is open; the third plug and the fourth plug are communicated to the bottle body B outside the bottle cap B;

the lower end of the seepage drainage tube is connected to the first plug; the honeycomb duct is connected between the second plug and the third plug; the negative pressure suction pipe is connected between the fourth plug and the negative pressure pump.

According to one embodiment of the utility model, the liquid collecting bottle and the standby bottle are made of semitransparent materials, and capacity scales are respectively arranged on the outer wall of the liquid collecting bottle and the outer wall of the standby bottle.

The beneficial effects of the utility model are as follows:

through this application to the fistulization mouth periphery seepage liquid that patient's belly skin etc. position was offered carries out negative pressure suction for fistulization mouth periphery that patient's belly skin etc. position was offered does not have the stimulation, and the desiccation is good, is difficult for taking place the ulcer and rotting, and this just makes not need frequent changing dressings and changing the ostomy bag, so, then makes and lightens medical personnel work load and tired greatly.

Additional aspects and advantages of the utility model will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the utility model.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and other drawings may be obtained according to the structures shown in these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic view of the overall structure of the stoma site leakage negative pressure drainage device of the present utility model;

FIG. 2 is an exploded view of the stoma site leakage negative pressure drainage appliance of the present utility model;

FIG. 3 is an enlarged view of E in FIG. 2;

fig. 4 is an enlarged view of F in fig. 2;

reference numerals:

a stoma liquid seepage negative pressure drainage device 1000;

a leak-proof ostomy bag 10;

a necking 101;

a sealed plug 102;

a plug port 1021;

a soft gel block 1022;

an evacuation tube 1023;

removable cap 1024;

a stoma plate 103;

a via 104;

an annular leak-proof plastic patch 105;

cutting the ring 106;

a tear film 107;

a tear tab 1071;

a seepage drainage tube 20;

a liquid-conducting pin 201;

a permeate collector 30;

a liquid collection bottle 301;

bottle A3011;

bottle cap a3012;

a first plug 30121;

a second plug 30122;

a spare bottle 302;

bottle B3021;

bottle cap B3022;

a third plug 30221;

a fourth plug 30222;

a draft tube 303;

a negative pressure suction tube 40;

a negative pressure pump 50;

a flow rate regulator a60;

a flow rate regulator B70;

the achievement of the objects, functional features and advantages of the present utility model will be further described with reference to the accompanying drawings, in conjunction with the embodiments.

Detailed Description

Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein the same or similar reference numerals refer to the same or similar elements or elements having the same or similar functions throughout. The embodiments described below are exemplary and intended to illustrate the present utility model and should not be construed as limiting the utility model, and all other embodiments, based on the embodiments of the present utility model, which may be obtained by persons of ordinary skill in the art without inventive effort, are within the scope of the present utility model.

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "circumferential", "radial", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings of the specification are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the device or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present utility model.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present utility model, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.

In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

In the present utility model, unless expressly stated or limited otherwise, a first feature "above" or "below" a second feature may include both the first and second features being in direct contact, as well as the first and second features not being in direct contact but being in contact with each other through additional features therebetween. Moreover, a first feature being "above," "over" and "on" a second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is higher in level than the second feature. The first feature being "under", "below" and "beneath" the second feature includes the first feature being directly under and obliquely below the second feature, or simply means that the first feature is less level than the second feature.

First, a basic description of the stoma is provided.

There are many kinds of stoma, including gastrostomy, nephrostomy, jejunostomy and the like. Most commonly, gastrostomies and jejunostomies are the more specialized surgical procedures, and are also the solutions to a particular disease.

In practical implementation, an ostomy opening is usually formed in a position such as the abdomen of a patient, an inner tube is inserted into the stoma opening to be communicated with organs such as the stomach or jejunum of the patient, and in practical operation, the periphery of the stoma opening in the position such as the abdomen of the patient overflows with seepage liquid, and at the moment, an ostomy bag is adhered to the skin of the patient to seal the corresponding stoma opening and the inner tube inserted into the stoma opening.

A basic description of the inventive process of this patent will now be described.

Although widely used, the inventors have found that the above-described method for collecting exudates using an ostomy bag still has certain drawbacks and disadvantages in use during operation.

In particular, although the ostomy bag can better collect the exudation liquid at the stoma to prevent cross infection caused by outflow of the exudation liquid, a small amount of exudation liquid still adheres to the periphery of the stoma opening at the abdomen of a patient when collecting the exudation liquid, so that the skin of the periphery of the stoma opening at the abdomen of the patient is greatly stimulated, and ulcers and decay are easy to occur, and frequent dressing change and replacement of the ostomy bag are required, so that the workload and fatigue of medical staff are greatly increased.

In this regard, the present inventors have combined clinical experience, through thinking about the problems encountered in clinical work, turned through a great deal of scientific research data and documents, and searched through the website of the national intellectual property office to find new, gradually conceived and designed the present application, so as to solve the related technical problems.

The stoma liquid suction drainage device 1000 according to the embodiment of the present utility model is described in detail below with reference to the drawings.

Referring to fig. 1 to 4, an ostomy port leakage negative pressure drainage device 1000 according to an embodiment of the present utility model comprises a leakage prevention ostomy bag 10, a leakage prevention drainage tube 20, a leakage prevention collector 30, a negative pressure suction tube 40 and a negative pressure pump 50;

wherein, the bottom of the leak-proof ostomy bag 10 is formed into a necking 101, and is provided with a closed plug 102 downwards, the bottom of the closed plug 102 is provided with a plug 1021, and a soft rubber block 1022 for plugging the plug 1021 is fixedly arranged; a liquid guide plug needle 201 which can pierce through the soft rubber block 1022 and extend into the closed plug 102 is arranged at the upper end of the liquid seepage drainage tube 20, and the lower end of the liquid seepage drainage tube 20 is connected to the liquid seepage collector 30; the negative pressure suction pipe 40 is connected between the permeate collector 30 and the negative pressure pump 50.

Based on the above, it is clear that the present application is mainly used as the stoma liquid-permeable negative pressure drainage device 1000 when it is specifically implemented.

Specifically, when the present application is applied, the present application is connected according to the above structure, and the present application is fixedly set to the abdominal skin of the patient according to the operation mode described in the background technology, so as to seal the stoma opened at the abdominal skin of the patient and the inner tube inserted therein, then, the negative pressure pump 50 is started and the flow rate of the external suction is reduced as much as possible, after the external suction is gradually performed, the leak-proof stoma bag 10 is sucked and deflated, and at the same time, a small amount of the liquid seepage negative pressure attached to the periphery of the stoma opened at the abdominal skin of the patient is sucked and collected in the liquid seepage collector 30.

For the above, it can be clarified that:

on the one hand, since the bottom of the leakproof ostomy bag 10 is formed into the necking 101 and is provided with the closed type bayonet joint 102 downwards, when the liquid seepage drainage tube 20, the liquid seepage collector 30, the negative pressure suction tube 40 and the negative pressure pump 50 are not used, the leakproof ostomy bag 10 can be completely and independently used, can collect liquid seepage, can well avoid overflowing of the liquid seepage, has good pollution prevention effect, and when the liquid seepage drainage tube 20, the liquid seepage collector 30, the negative pressure suction tube 40 and the negative pressure pump 50 are required to be used, the liquid seepage plug needle 201 arranged at the upper end of the liquid seepage drainage tube 20 pierces the soft rubber block 1022 and stretches into the closed type bayonet joint 102, and the related operation is simple and easy, and meanwhile, the liquid seepage can be effectively prevented from overflowing, so that the leakproof ostomy bag is reliable.

On the other hand, through this application to the fistulization mouth periphery that patient's belly skin etc. position was offered and is carried out negative pressure suction for fistulization mouth periphery that patient's belly skin etc. position was offered and leak protection fistulization pocket 10 in then all can hardly persist the seepage liquid, so, even make the fistulization mouth periphery that patient's belly skin etc. position was offered do not have the stimulation, the desiccation nature is good, make difficult emergence ulcer and rotten, this just makes and does not need frequent change of dressings and change the fistulization pocket, so, then make the reduction medical personnel work load and tired that can be great.

Furthermore, through the above-mentioned optimal design, even make the whole that this application constitutes, the practicality is strong, excellent in use effect.

Further, in the embodiment, referring to fig. 2 and 3, according to one embodiment of the present utility model, the rear middle portion of the leakproof ostomy bag 10 is provided with a ostomy tray 103, the middle portion of the ostomy tray 103 is provided with a through hole 104 communicated into the leakproof ostomy bag 10, and the rear end surface of the ostomy tray 103 is adhered with a circular leakproof plastic patch 105 which has the same shape and size as those of the ostomy tray and has a certain layer thickness and is suitable for being adhered to the peripheral skin of a stoma of a patient.

Among them, as the prior art, the circular leakproof plastic patch 105 is preferably made of butene copolymer, gelatin, polypropylene glycol and ethylene-vinyl acetate copolymer.

In this regard, it is clear that the annular leak-proof moldable patch 105 is made of butene copolymer, gelatin, polypropylene glycol and ethylene-vinyl acetate copolymer, thereby making it soft in texture and moldable into any desired shape like a plasticine, and also making it self-adhesive.

The annular leakproof plastic patch 105 is adhered to the outer side of the periphery of the fistulization opening formed in the abdomen of a patient, even if the periphery of the fistulization opening formed in the abdomen of the patient is uneven, after the annular leakproof plastic patch 105 is pressed with little force, the annular leakproof plastic patch can be automatically shaped, so that the part of the periphery of the fistulization opening formed in the abdomen of the patient, which is uneven, can be automatically filled, and thus, better adhesion to the outer side of the periphery of the fistulization opening formed in the abdomen of the patient along with the ostomy tray 103 can be realized, and the sealing and covering effects of the part of the periphery of the fistulization opening, which is close to the periphery of the fistulization opening, of the periphery of the patient, are better, and the leakproof effect of the application is better.

Still further, in the embodiment, as shown in fig. 2 and 3, according to an embodiment of the present utility model, a plurality of cutting rings 106 are disposed on the ostomy tray 103 and the circular ring-shaped leakproof plastic patch 105 at equal intervals around the via hole 104, and when any one of the cutting rings 106 is cut, the size of the via hole 104 is adjustable.

Therefore, in actual operation, the cutting ring 106 can be cut at a proper position according to the size of the external diameter of the fistulization opening, so that the size of the through hole 104 can be adjusted to be slightly larger than the size of the external diameter of the fistulization opening, and the application has strong flexibility and use adaptability.

Further, in a specific implementation, according to an embodiment of the present utility model, a layer of tear film 107 is disposed on the rear end surface of the annular leak-proof plastic patch 105, and a tear tab 1071 is disposed on the periphery of the tear film 107.

From this, before using this application, through tear film 107 is right the protection is kept apart to the terminal surface behind the plastic paster 105 of ring leak protection, makes the plastic paster 105 of ring leak protection rear end face can keep better viscidity, when needs use this application, medical personnel can directly pinch the tab 1071 will tear film 107.

In addition, in this embodiment, as shown in fig. 2 and 4, according to an embodiment of the present utility model, an evacuation tube 1023 is disposed on the upper side wall of the sealed connector 102, and an air inlet micropore (not shown) is formed at the upper end of the evacuation tube 1023, and a detachable cap 1024 is provided to seal the air inlet micropore.

It is noted here that the removable cap 1024 may be removed when appropriate to open the evacuation tube 1023 to reduce the negative pressure within the leak-proof ostomy bag 10 so that the liquid seepage remaining in the leak-proof ostomy bag 10 can naturally flow down and be collected by the liquid seepage collector 30.

Therefore, through the optimization design, the use effect of the whole formed by the application can be effectively improved.

Further, in the embodiment, referring to fig. 1 and 2, according to an embodiment of the present utility model, the present application further includes a flow rate regulator a60 and a flow rate regulator B70;

wherein the flow speed regulator A60 is fixedly sleeved outside the seepage drainage tube 20; the flow speed regulator B70 is sleeved and fixed outside the negative pressure suction pipe 40.

Thus, by adjusting the flow rate regulator a60 and the flow rate regulator B70, the flow rate of the negative pressure pump 50 sucking air outwards and the speed of the seepage collector 30 collecting seepage can be correspondingly controlled, so that the present application can be flexibly controlled in practical use.

Preferably, in this technical solution, as shown in fig. 1 and 2, according to one embodiment of the present utility model, the seepage collector 30 includes a liquid collecting bottle 301, a standby bottle 302 and a flow guiding tube 303;

the liquid collecting bottle 301 comprises a bottle body A3011 and a bottle cap A3012 which covers the upper opening of the bottle body A3011; a first plug 30121 and a second plug 30122 which are communicated to the bottle body A3011 are arranged outside the bottle cap A3012; the standby bottle 302 comprises a bottle body B3021 and a bottle cap B3022 covering the upper opening of the bottle body B3021; a third plug 30221 and a fourth plug 30222 which are communicated with the bottle body B3021 are arranged outside the bottle cap B3022;

based on this, in the present application, the lower end of the weeping drainage tube 20 is detachably connected to the first plug 30121, and preferably is plug-connected with the first plug 30121; the flow guiding tube 303 is detachably connected between the second plug 30122 and the third plug 30221, and is preferably connected with the second plug 30122 and the third plug 30221 in a plugging manner; the negative pressure suction tube 40 is detachably connected between the fourth plug 30222 and the negative pressure pump 50, and is preferably connected to the fourth plug 30222 in a plug-in manner.

For this, it is clear that:

on the one hand, after the liquid seepage collector 30 includes the liquid collecting bottle 301, the standby bottle 302 and the flow guiding tube 303 and is connected according to the above structure, the standby bottle 302 not only can be used as a standby liquid collecting bottle, but also can be used as a slow flow device, so that the liquid seepage collected in the liquid collecting bottle 301 can be well prevented from being sucked to the negative pressure pump 50 by the negative pressure to be sucked out from the negative pressure pump 50, and the liquid seepage collector 30 has good use reliability.

On the other hand, at the lower end of the drain tube 20, the drain tube 303 is detachably connected to the first plug 30121, between the second plug 30122 and the third plug 30221, and when the negative pressure suction tube 40 is detachably connected between the fourth plug 30222 and the negative pressure pump 50, both the liquid collecting bottle 301 and the spare bottle 302 are independently detachable, so as to facilitate the transfer of the collected liquid therein.

It should be further noted that, in a specific implementation, according to an embodiment of the present utility model, the liquid collecting bottle 301 and the spare bottle 302 are made of semitransparent materials, and capacity scales are respectively provided on the outer wall of the liquid collecting bottle 301 and the outer wall of the spare bottle 302.

Thus, the medical staff can know the total collection amount of the seepage in the liquid collecting bottle 301 or the total collection amount of the seepage in the liquid collecting bottle 301 and the standby bottle 302 in real time by visual the capacity scale, so that the medical staff can count in mind.

It should be further added that, in a specific implementation, according to an embodiment of the present utility model, the bottle cap a3012 is screwed on the upper opening of the bottle body a3011, and the bottle cap B3022 is screwed on the upper opening of the bottle body B3021.

Other embodiments, etc., are not illustrated herein.

In summary, in the embodiment, since the bottom of the leakage-proof ostomy bag 10 is formed into the necking 101 and is provided with the sealed plug 102 downwards, when the leakage-proof ostomy bag 10 is not used, the leakage-proof ostomy bag 10 can be completely used independently, can collect the seepage liquid, can well avoid overflowing the seepage liquid, has good pollution-proof effect, and can be connected when the leakage-proof ostomy bag 20, the leakage-proof ostomy bag 30, the negative pressure suction tube 40 and the negative pressure pump 50 are needed, and the liquid-guiding plug needle 201 arranged at the upper end of the leakage-proof ostomy bag 20 pierces the soft rubber block 1022 and stretches into the sealed plug 102.

Moreover, through this application to the fistulization mouth periphery that patient's belly skin etc. position was offered and is carried out negative pressure suction for fistulization mouth periphery that patient's belly skin etc. position was offered and leak protection fistulization pocket 10 in then all can hardly persist the seepage liquid, so, even make the fistulization mouth periphery that patient's belly skin etc. position was offered do not have stimulatedly, the desiccation nature is good, make difficult emergence ulcer and rotten, this just makes and does not need frequent change of dressings and change the fistulization pocket, so, then makes and lightens medical personnel work load and tired greatly.

Furthermore, the fistulization mouth seepage negative pressure drainage device 1000 that this application provided, true practicality is extremely strong, and the result of use is splendid for this application must have fine marketing value, and this application also must very welcome, can obtain effective popularization.

In the description of the present specification, a description referring to terms "one embodiment," "some embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present utility model. In this specification, schematic representations of the above terms are not necessarily directed to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, the different embodiments or examples described in this specification and the features of the different embodiments or examples may be combined and combined by those skilled in the art without contradiction.

Claims (8)

1. The fistulization port seepage negative pressure drainage device is characterized by comprising a leak-proof ostomy bag, a seepage drainage tube, a seepage collector, a negative pressure suction tube and a negative pressure pump;

the bottom of the leakage-proof ostomy bag is formed into a necking, a closed plug is arranged downwards, a plug port is arranged at the bottom of the closed plug, and a soft rubber block for plugging the plug port is fixedly arranged; the upper end of the seepage drainage tube is provided with a liquid guide plug needle which can pierce through the soft rubber block and extend into the closed plug connector, and the lower end of the seepage drainage tube is connected to the seepage collector; the negative pressure suction pipe is connected between the seepage collector and the negative pressure pump.

2. The ostomy liquid negative pressure drainage device according to claim 1, wherein the rear middle part of the leakproof ostomy bag is provided with a ostomy disc, a through hole communicated into the leakproof ostomy bag is formed in the middle part of the ostomy disc, and an annular leakproof plastic patch which is identical in shape and size, has a certain layer thickness and is suitable for being adhered to the peripheral skin of a patient's stoma is adhered to the rear end surface of the ostomy disc.

3. The ostomy liquid negative pressure drainage device according to claim 2, wherein a plurality of cutting rings are arranged on the ostomy tray and the annular leakproof plastic patch at equal intervals around the through holes, and the size of the through holes is adjustable when any cutting ring is cut.

4. The ostomy leakage negative pressure drainage device of claim 2, wherein the rear end surface of the annular leak-proof plastic patch is provided with a layer of tearing film, and a tearing tab is arranged on the periphery of the tearing film.

5. The ostomy liquid negative pressure drainage device according to claim 1, wherein an emptying pipe is arranged on the side wall of the upper end of the closed plug, an air inlet micropore is formed in the upper end of the emptying pipe, and a detachable cap capable of sealing the air inlet micropore is arranged on the upper end of the emptying pipe.

6. The ostomy negative pressure drainage device of claim 1, further comprising a flow rate regulator a and a flow rate regulator B;

the flow speed regulator A is fixedly sleeved outside the seepage drainage tube; the flow speed regulator B is sleeved and fixed outside the negative pressure suction pipe.

7. The ostomy negative pressure drainage device of any one of claims 1-6, wherein the leakage collector comprises a liquid collection bottle, a spare bottle, and a flow guide tube;

the liquid collecting bottle comprises a bottle body A and a bottle cap A which covers the upper part of the bottle body A and is open; the bottle cap A is externally provided with a first plug and a second plug which are communicated with the bottle body A; the standby bottle comprises a bottle body B and a bottle cap B which is covered on the upper part of the bottle body B and is open; the third plug and the fourth plug are communicated to the bottle body B outside the bottle cap B;

the lower end of the seepage drainage tube is connected to the first plug; the honeycomb duct is connected between the second plug and the third plug; the negative pressure suction pipe is connected between the fourth plug and the negative pressure pump.

8. The ostomy leakage negative pressure drainage device of claim 7, wherein the liquid collecting bottle and the standby bottle are made of semitransparent materials, and capacity scales are respectively arranged on the outer wall of the liquid collecting bottle and the outer wall of the standby bottle.