CN216725357U - Drainage bag with drainage liquid sample auxiliary collection function - Google Patents

Abstract

The utility model relates to a drainage bag with supplementary collection function of drainage liquid sample. The bottom of the drainage bag body is also provided with an auxiliary collecting assembly; the auxiliary acquisition assembly comprises a fixed sleeve with a rubber diaphragm at the upper end and an opening at the lower end, a first probe base is inserted and installed in the fixed sleeve in a tight fit manner, a through hole is formed in the center of the first probe base, a first acquisition probe is installed at the upper end of the through hole, the auxiliary acquisition assembly also comprises a second probe base with a through hole at the center, a second acquisition probe is installed at the front end of the through hole, and a connecting hose is arranged between the lower end of the through hole in the center of the first probe base and the rear end of the through hole in the second probe base; the front end of the second probe base is provided with a probe rubber sleeve, and the front end of the second probe base is also detachably provided with a needle guard sleeve. The utility model has the advantages of reasonable design, convenient to operate and use is applicable to current negative pressure formula collection pipe and blake bottle and makes the collection use, and easily control collection volume avoids the environmental pollution problem simultaneously.

Description

Drainage bag with drainage liquid sample auxiliary collection function

Technical Field

The utility model belongs to the technical field of medical supplies, especially, relate to a drainage bag with supplementary collection function of drainage liquid sample.

Background

The oozing blood, effusion and the like in the body or in the deep part of the operation after the operation need to be led out by a drainage tube, and the drainage bag is a bag-shaped article which is connected with the tail end of the drainage tube and is specially used for containing drainage liquid. For example, after abdominal operation or abdominocentesis, an external drainage bag is needed to drain blood, interstitial fluid, pus, etc. accumulated between tissues or in a body cavity to the outside of the body. Under the general condition, the drainage bag includes the drainage bag body, is connected with the drainage tube on the upper portion of drainage bag body, sub-unit connection has the delivery pipe, and drainage liquid flows into the drainage bag body through the drainage tube in, and when the drainage liquid in the bag reachd a quantitative, discharge out drainage liquid through the delivery pipe.

In order to clarify the composition and properties of the drainage fluid, a drainage fluid sample needs to be left for further examination. Drainage liquid sample collection needs take out drainage liquid from the drainage bag to transfer to in the sample collection pipe. In the prior art, specimen collection is generally performed by two methods: the first method is to use an injector to extract a proper amount of drainage liquid from a drainage bag, and the method is inconvenient to operate due to the need of the injector, damages the drainage bag to cause the drainage liquid to leak and pollute the surrounding environment, and consumes the injector (the injector needs to be replaced by a new injector during each sample collection) in the operation mode to cause the sample collection cost to be increased; the second method is to loosen the drainage tube of the drainage bag to discharge the drainage liquid from the bottom and collect the drainage liquid into the specimen collection tube, but the method is not easy to control the discharge flow rate and discharge flow of the drainage liquid, so that the drainage liquid is easy to splash, the surrounding environment is polluted, the collection amount of a sample is not easy to control, and the operation mode is not suitable for a drainage liquid culture bottle.

Therefore, the structure of the drainage bag needs to be optimally designed to solve a plurality of problems existing in the existing specimen collection mode.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a solve the technical problem that exists among the known art and provide a structural design is reasonable, be convenient for operate and use, be applicable to current negative pressure formula collection pipe and blake bottle and do the drainage bag that has the supplementary collection function of drainage liquid sample of gathering, easily control the volume of gathering, promote the convenience of drainage liquid collection work, avoid simultaneously because the drainage liquid leaks, the environmental pollution problem that drainage bag damage etc. lead to.

The utility model discloses a solve the technical scheme that technical problem that exists among the well-known technique took and be: a drainage bag with a drainage liquid sample auxiliary collection function comprises a drainage bag body, wherein the upper part of the drainage bag body is connected with a drainage tube, and the lower part of the drainage bag body is connected with a discharge tube with a manual valve; the bottom of the drainage bag body is also provided with an auxiliary collecting assembly; the auxiliary acquisition assembly comprises a fixing sleeve with a rubber diaphragm at the upper end and an opening at the lower end, the upper end of the fixing sleeve is positioned inside the accommodating cavity of the drainage bag body, the lower end of the fixing sleeve is positioned outside the accommodating cavity, a first probe base is inserted and installed in the fixing sleeve in a tight fit manner, a through hole is formed in the center of the first probe base, a first acquisition probe is installed at the upper end of the through hole, the auxiliary acquisition assembly further comprises a second probe base with a through hole in the center, a second acquisition probe is installed at the front end of the through hole, and a connecting hose is arranged between the lower end of the through hole in the center of the first probe base and the rear end of the through hole of the second probe base; the front end of the second probe base is provided with a probe rubber sleeve, the second acquisition probe is positioned in the probe rubber sleeve, and the front end of the second probe base is also detachably provided with a needle guard sleeve.

The utility model has the advantages that:

the utility model provides a drainage bag that has drainage liquid sample auxiliary collection function that structural design is reasonable compares with current medical drainage bag, the utility model provides a drainage bag is through setting up auxiliary collection subassembly in the bottom, makes drainage bag possess the auxiliary collection function of drainage liquid sample, makes medical personnel can accomplish the collection work of drainage liquid sample fast conveniently on the basis that does not adopt extra article, has reduced the operation burden that drainage liquid sample was gathered. Meanwhile, the additional auxiliary collection operation of articles is not needed, so that the consumption of the articles is reduced, and the operation cost of specimen collection is reduced.

Constitute through making supplementary collection subassembly by fixed sleeve pipe, first probe base, first collection probe, second probe base and second collection probe etc. make drainage bag hold the drainage liquid of intracavity can be fast, steadily to gathering pipe and blake bottle internal transfer, rely on the negative pressure environment who gathers pipe and blake bottle and provide for the drainage liquid flows in the transfer passageway of establishing. First probe base and first collection probe keep away from the rubber diaphragm under initial condition, make it shift up along fixed sleeve pipe through pressing first probe base and so first collection probe pierces through the rubber diaphragm, realize the quick constitution of upper portion passageway when gathering the operation, and the second is gathered in the pipe cap that can insert the collection pipe fast conveniently or the bottle lid of blake bottle, realizes the quick constitution of lower part passageway. The mode that the rubber diaphragm was impaled to the probe has guaranteed only to have just establish the circulation passageway of drainage liquid when gathering the work to because first probe base and accessory part can wholly dismantle from the fixed sleeving when the drainage bag handles as the medical waste, promoted the convenience of medical waste treatment.

Through set up the probe gum cover in the outside of second acquisition probe, make the second acquisition probe extract or extract back probe gum cover automatic re-setting in order fully to cover the second acquisition probe from the pipe cap of gathering the pipe, effectively avoid drainage liquid to drip to the external environment. The needle protection cap is arranged at the front end of the second probe base, so that the second acquisition probe of the auxiliary acquisition assembly is sealed in a non-use state, and the drainage bag body and personnel are prevented from being injured by acupuncture. Through making and adopt coupling hose to be connected between first probe base and the second probe base, make the nimble direction of rotating under handheld state of second acquisition probe, further promote the convenience of sample collection operation.

The utility model provides an auxiliary collection subassembly has established sealed low discharge drainage liquid passageway between drainage bag body and collection pipe, blake bottle, consequently is convenient for control the collection volume of drainage liquid sample. Simultaneously because aforementioned confined drainage liquid passageway and need not impale the operation mode of drainage bag, make the drainage liquid can not leak at the in-process of sample collection, avoided because the drainage liquid leaks, the environmental pollution problem that leads to such as drainage bag damage.

Preferably: an operation wing plate for operating the first probe base to be embedded into or separated from the fixing sleeve is further arranged on the outer side of the lower end of the first probe base.

Preferably: the rubber diaphragm is fixedly adhered to the upper port of the fixing sleeve, the rear end of the connecting hose is inserted into the lower end of the through hole of the first probe base and is fixedly adhered, and the front end of the connecting hose is inserted into the rear end of the through hole of the second probe base and is fixedly adhered; the lower end of the first acquisition probe is inserted into the upper end of the through hole of the first probe base and is fixedly bonded, and the rear end of the second acquisition probe is inserted into the front end of the through hole of the second probe base and is fixedly bonded.

Preferably: the probe gum cover is the toper shape, and anterior is closed the rear portion and is uncovered, and the anterior of second probe base is equipped with the boss and this boss falls into the rear end of probe gum cover and bonds fixedly.

Preferably: the outer wall of the front part of the second probe base is provided with external threads, the front part of the needle protection sleeve is closed, the rear part of the needle protection sleeve is open, the inner wall of the rear part of the needle protection sleeve is provided with internal threads, and the needle protection sleeve is in threaded connection with the second probe base.

Preferably: the drainage bag body comprises a front bag piece and a rear bag piece, connecting parts are arranged on the top edge, the side edge and the bottom edge of the front bag piece and the rear bag piece, and the containing cavity for containing drainage liquid is formed between the connecting parts; the lower end of the drainage tube penetrates through the connecting part at the upper part, and the discharge tube and the fixed sleeve both penetrate through the connecting part at the lower part.

Preferably: the connecting portion of lower part is the incomplete formula and connects, forms the storage bag body in the part of not connecting, and the main part of supplementary collection subassembly is located this storage bag body, is equipped with the sealing strake in storage bag body's bottom edge.

Preferably: and a hanging hole for the hanging rope to pass through is arranged on the connecting part at the upper part.

Preferably: an indication scale mark for indicating the internal drainage liquid amount is arranged on the front bag piece or the rear bag piece of the drainage bag body.

Drawings

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

fig. 2 is a schematic cross-sectional view of the acquisition assembly of fig. 1.

In the figure:

1. a drainage tube; 2. a hanging hole; 3. a connecting portion; 4. a drainage bag body; 5. indicating a scale mark; 6. an auxiliary acquisition component; 6-1, rubber diaphragm; 6-2, a first acquisition probe; 6-3, fixing the sleeve; 6-4, a first probe base; 6-5, operating wing plates; 6-6, connecting a hose; 6-7, a second probe base; 6-8, probe gum cover; 6-9, a second acquisition probe; 6-10, protecting the needle sleeve; 7. a discharge pipe; 8. sealing the edge strips; 9. and (4) a manual valve.

Detailed Description

For further understanding of the contents, features and effects of the present invention, the following embodiments are described in detail.

Referring to fig. 1, the drainage bag with auxiliary collection function for drainage specimen of the present invention comprises a drainage bag body 4, a drainage tube 1 connected to the upper part of the drainage bag body 4, and a discharge tube 7 with a manual valve 9 connected to the lower part of the drainage bag body. Wherein, drainage bag body 4 is used for holding drainage liquid, drainage tube 1 be used for with the patient on the health buried union coupling, realize the guide and the transport to drainage liquid, discharge pipe 7 is used for discharging the drainage liquid in drainage bag body 4, and manual valve 9 is used for controlling opening and closing of discharge pipe 7. The manual valve 9 has been applied to the current drainage bag in various forms, belongs to the existing components and is not described in detail.

In this embodiment, drainage bag body 4 includes preceding bag piece and back bag piece, and the top edge between preceding bag piece and back bag piece, lateral part edge and bottom edge all are equipped with connecting portion 3, form the chamber that holds drainage liquid between each connecting portion 3. The lower end of the drainage tube 1 passes through the upper connection part 3, and the discharge pipe 7 passes through the lower connection part 3. The medical plastic sheet is selected for the front bag piece and the rear bag piece of the drainage bag body 4, the connecting portion 3 is formed in a hot melting connection or bonding connection mode, the drainage tube 1 and the drainage tube 7 are placed at a set position while the connecting portion 3 is formed, and the drainage tube 1 and the drainage tube 7 are sealed and fixed while the connecting portion 3 is formed. The drainage tube 1 is selected to be a medical plastic hose, and the discharge tube 7 is a medical plastic hard tube.

In order to mount and fix the drainage bag, for example, to the body of a patient or to a hospital bed, a hanging hole 2 for passing a hanging rope is formed in the connecting portion 3 at the upper portion. After the upper connection part 3 is formed, a cutting process is used to cut two hanging holes 2 at the left and right as shown in the figure, and the two hanging holes 2 are respectively positioned at the left and right sides of the drainage tube 1.

In this embodiment, be equipped with the instruction scale mark 5 that is used for instructing inside drainage liquid measure on the preceding bag piece of drainage bag body 4 or the back bag piece, drainage liquid gets into behind the chamber that holds of drainage bag body 4, and medical personnel can learn how much drainage liquid has in the current bag through instructing scale mark 5 for the production condition of aassessment and record drainage liquid.

Still be equipped with supplementary collection subassembly 6 in the bottom of drainage bag body 4, supplementary collection subassembly 6 is exclusively used in and obtains drainage liquid sample from the intracavity that holds of drainage bag body 4. Through setting up supplementary collection subassembly 6, make drainage bag self possess the function of supplementary sample collection, therefore medical personnel can be under the supplementary circumstances of other article of not adopting the collection work of accomplishing drainage liquid sample fast conveniently.

Referring to fig. 2, it can be seen that:

the auxiliary collecting assembly 6 comprises a fixed sleeve 6-3 with an upper end provided with a rubber diaphragm 6-1 and a lower end opened, the upper end of the fixed sleeve 6-3 is positioned in the containing cavity of the drainage bag body 4, the lower end of the fixed sleeve 6-3 is positioned outside the containing cavity, and therefore the rubber diaphragm 6-1 is positioned in the containing cavity of the drainage bag body 4. The fixing sleeve 6-3 penetrates through the connecting part 3 at the lower part, specifically, the fixing sleeve 6-3 is placed at a set position while the connecting part 3 is formed, the fixing sleeve 6-3 is hermetically fixed while the connecting part 3 is formed, the fixing sleeve 6-3 is a medical plastic hard tube, and in the embodiment, the rubber membrane 6-1 is fixedly adhered to the upper port of the fixing sleeve 6-3.

A first probe base 6-4 is inserted and installed in the fixed sleeve 6-3 in a tight fit manner, a through hole is formed in the center of the first probe base 6-4, and a first acquisition probe 6-2 is installed at the upper end of the through hole. The probe device also comprises a second probe base 6-7 with a through hole in the center, a second acquisition probe 6-9 is arranged at the front end of the through hole, and a connecting hose 6-6 is arranged between the lower end of the through hole in the center of the first probe base 6-4 and the rear end of the through hole of the second probe base 6-7.

In the embodiment, the rear end of the connecting hose 6-6 is inserted into the lower end of the through hole of the first probe base 6-4 and is fixedly bonded, and the front end of the connecting hose 6-6 is inserted into the rear end of the through hole of the second probe base 6-7 and is fixedly bonded; the lower end of the first acquisition probe 6-2 is inserted into the upper end of the through hole of the first probe base 6-4 and is fixedly bonded, and the rear end of the second acquisition probe 6-9 is inserted into the front end of the through hole of the second probe base 6-7 and is fixedly bonded.

The first probe base 6-4 and the second probe base 6-7 are made of medical hard plastics and are respectively obtained by integral injection molding. The connecting hose 6-6 is a medical plastic hose, and the first collecting probe 6-2 and the second collecting probe 6-9 are metal probes. The first collection probe 6-2, the channel at the center of the first probe base 6-4, the connecting hose 6-6, the channel at the center of the second probe base 6-7 and the second collection probe 6-9 are communicated to form a channel for transferring drainage fluid.

In this embodiment, an operation wing plate 6-5 for operating the first probe base 6-4 to insert or remove the fixing sleeve 6-3 is further disposed on the outer side of the lower end of the first probe base 6-4, as shown in the drawing, the operation wing plate 6-5 extends to the left and right sides, the operation wing plate 6-5 and the first probe base 6-4 are of an integral structure, so as to improve the convenience of medical staff when the medical staff performs the insertion/removal operation on the first probe base 6-4 by using the finger part, and meanwhile, the operation wing plate 6-5 also provides a certain limiting function, that is, the maximum position where the first probe base 6-4 is inserted into the fixing sleeve 6-3 is the position where the operation wing plate 6-5 abuts against the lower port of the fixing sleeve 6-3.

As mentioned above, the fixing sleeve 6-3 is connected with the first probe base 6-4 in a tight fit manner, so that only the upper end of the first probe base 6-4 is inserted into the fixing sleeve 6-3 in a non-specimen collection state, and the first probe base 6-4 cannot automatically fall out of the fixing sleeve 6-3 due to the tight fit relationship, when specimen collection operation is required, the first probe base 6-4 needs to be moved upwards, i.e. more parts are embedded into the fixing sleeve 6-3, the maximum embedding position is a position where the operation wing plate 6-5 abuts against the lower port of the fixing sleeve 6-3, at the moment, the first collection probe 6-2 just pierces through the rubber membrane 6-1, and the upper end of the first collection probe 6-1 enters into the accommodating cavity of the drainage bag body 4 to guide out drainage liquid.

The effect of defining the maximum embedding position of both the first probe base 6-4 and the first acquisition probe 6-2 with the operating wing 6-5 is: the upper end of the first acquisition probe 6-2 only has proper length to penetrate through the rubber diaphragm 6-1 and cannot enter the accommodating cavity too long, so that the situation that the end part of the first acquisition probe 6-2 penetrating out of the rubber diaphragm 6-1 pierces through the front bag piece and/or the rear bag piece on the two sides can be effectively avoided, and the drainage bag body 4 is protected. In fact, the fact that a certain amount of drainage liquid is already in the bag when the specimen collection work is needed means that the drainage liquid can prop the drainage bag body 4 to two sides under the action of gravity, namely, the front bag piece and the rear bag piece are both propped, and therefore the upper end of the first collection probe 6-2 is prevented from stabbing into the front bag piece and/or the rear bag piece on two sides.

The front end of the second probe base 6-7 is provided with a probe rubber sleeve 6-8, the second acquisition probe 6-9 is positioned in the probe rubber sleeve 6-8, the front end of the second probe base 6-7 is also detachably provided with a needle guard sleeve 6-10, and the probe rubber sleeve 6-8 is positioned in the needle guard sleeve 6-10. Wherein, the probe rubber sleeve 6-8 is made of rubber, and the needle protection sleeve 6-10 is made of medical hard plastic.

When the second acquisition probe 6-9 penetrates into the pipe cap and the bottle cap during specimen acquisition, the second acquisition probe 6-9 firstly penetrates through the front end of the probe rubber sleeve 6-8, the probe rubber sleeve 6-8 is in a fold stacking state outside along with the continuous penetration of the second acquisition probe 6-9 into the pipe cap and the bottle cap, and when the acquisition work is completed to pull out the second acquisition probe 6-9 from the pipe cap and the bottle cap, the probe rubber sleeve 6-8 is restored under the action of self elasticity, and the second acquisition probe 6-9 is sealed inside again, so that drainage liquid can be effectively prevented from leaking out of the end part of the second acquisition probe 6-9. The function of the sheath 6-10 is to provide rigid protection for the probe rubber sheath 6-8 and the second collection probe 6-9, and simultaneously avoid damage caused by external force, and simultaneously avoid the second collection probe 6-9 from puncturing the drainage bag body 4 or causing acupuncture to medical staff.

In this embodiment, the probe rubber sleeve 6-8 is in a conical shape, the front part is closed, and the rear part is open, the front part of the second probe base 6-7 is provided with a boss which falls into the rear end of the probe rubber sleeve 6-8 and is fixedly bonded.

In this embodiment, the outer wall of the front portion of the second probe base 6-7 is provided with external threads, the front portion of the needle protection sleeve 6-10 is closed and the rear portion is open, the inner wall of the rear portion of the needle protection sleeve 6-10 is provided with internal threads, and the needle protection sleeve 6-10 is in threaded connection with the second probe base 6-7. The thread connection mode can ensure the convenience of disassembly and assembly and prevent the needle guard sleeves 6-10 from falling off automatically, thereby improving the reliability.

Providing a storage bag for the auxiliary collection assembly 6 at the bottom of the drainage bag body 4 will help to store the auxiliary collection assembly 6, and when in use, the bag is taken out and put into the bag when not in use. Therefore, in this embodiment, the connecting portion 3 of the lower portion is connected in an incomplete manner (i.e. one portion is connected by hot melting or bonding, and the other portion is not connected), the non-connected portion forms the storage bag body, the main body portion of the auxiliary collection assembly 6 is located in the storage bag body, the bottom edge of the storage bag body is provided with the sealing edge strip 8, the sealing edge strip 8 adopts the existing sealing strip, one side is a concave strip, the other side is a convex strip, the convex strip is in butt joint with the concave strip after alignment and pressing, the bottom of the storage bag body is sealed, and when the auxiliary collection assembly 6 is used, the convex strip and the concave strip are separated by pulling towards both sides.

The using method comprises the following steps:

the product state in fig. 1 is a factory state, and the drainage bag is selected according to the use requirement in a medical care site (that is, the drainage bag is used when the sample collection requirement exists, and the common drainage bag is used when the sample collection requirement does not exist); connecting the drainage bag to a pre-embedded pipe of a patient by adopting the existing medical care operation and carrying and fixing the drainage bag;

when a drainage liquid sample in the bag needs to be collected, firstly, the sealing effect of the sealing edge strip 8 on the bottom of the storage bag body is removed, then the second probe base 6-7 and the accessory parts thereof are pulled out of the storage bag body, then one hand holds the fixing sleeve 6-3, the other hand holds the first probe base 6-4 and pushes the fixing sleeve 6-3 upwards until the operation wing plate 6-5 abuts against the lower end face of the fixing sleeve 6-3;

then the needle protection sleeve 6-10 is taken down from the second probe base 6-7, an operator holds the collection tube or the culture bottle by one hand, holds the second probe base 6-7 by the other hand, pierces the second collection probe 6-9 into the tube cap or the bottle cap, the second collection probe 6-9 pierces the front end of the probe rubber sleeve 6-8 at the moment, the probe rubber sleeve 6-8 is folded and stacked outside, under the action of the negative pressure environment inside the collection tube or the culture bottle, the drainage liquid in the drainage bag body 4 is sucked into the collection tube or the culture bottle, after the collection amount is reached, the second collection probe 6-9 is pulled out from the tube cap or the bottle cap, the probe rubber sleeve 6-8 resets under the action of the elasticity of the probe rubber sleeve and closes the second collection probe 6-9 again, and the drainage liquid is prevented from leaking;

then, the needle protection sleeve 6-10 is installed back, the second probe base 6-7 and the accessory parts thereof are placed in the containing bag again, and the sealing edge strip 8 is pressed; if the specimen is required to be sampled again subsequently, the operation steps are executed again;

after a certain time of use, the drainage bag needs to be discarded, and at the moment, the drainage liquid in the bag is discharged from the discharge pipe 7 by adopting the conventional operation and is treated according to the existing treatment requirement; then the sealing edge strip 8 is opened to take out the second probe base 6-7 and the accessory parts thereof, the first probe base 6-4 is pulled out from the fixed sleeve 6-3 by operating the wing plate 6-5, the puncture hole on the rubber diaphragm 6-1 is automatically sealed under the action of the self elasticity, and the drainage liquid remained in the rubber diaphragm is prevented from flowing out of the puncture hole to a certain extent; then, the empty drainage bag body 4 and the detached auxiliary collection assembly 6 with the sharp instrument are respectively treated for medical waste.

Claims (9)

1. A drainage bag with a drainage liquid specimen auxiliary collection function comprises a drainage bag body (4), wherein the upper part of the drainage bag body (4) is connected with a drainage tube (1), and the lower part of the drainage bag body is connected with a discharge tube (7) with a manual valve (9); the method is characterized in that: an auxiliary collecting assembly (6) is also arranged at the bottom of the drainage bag body (4); the auxiliary collecting component (6) comprises a fixed sleeve (6-3) with the upper end provided with a rubber diaphragm (6-1) and the lower end opened, the upper end of the fixed sleeve (6-3) is positioned in the containing cavity of the drainage bag body (4), the lower end is positioned outside the containing cavity, a first probe base (6-4) is inserted and installed in the fixed sleeve (6-3) in a tight fit manner, a through hole is arranged in the center of the first probe base (6-4), a first acquisition probe (6-2) is arranged at the upper end of the through hole, a second probe base (6-7) with a through hole in the center is also included, a second acquisition probe (6-9) is arranged at the front end of the through hole, and a connecting hose (6-6) is arranged between the lower end of the through hole in the center of the first probe base (6-4) and the rear end of the through hole of the second probe base (6-7); the front end of the second probe base (6-7) is provided with a probe rubber sleeve (6-8), the second acquisition probe (6-9) is positioned in the probe rubber sleeve (6-8), and the front end of the second probe base (6-7) is also detachably provided with a needle guard sleeve (6-10).

2. The drainage bag with the auxiliary collection function of the drainage liquid specimen as claimed in claim 1, which is characterized in that: an operation wing plate (6-5) for operating the first probe base (6-4) to be embedded into or separated from the fixed sleeve (6-3) is also arranged on the outer side of the lower end of the first probe base (6-4).

3. The drainage bag with the auxiliary collection function of the drainage liquid specimen as claimed in claim 2, which is characterized in that: the rubber diaphragm (6-1) is fixedly adhered to the upper port of the fixing sleeve (6-3), the rear end of the connecting hose (6-6) is inserted into the lower end of the through hole of the first probe base (6-4) and is fixedly adhered, and the front end of the connecting hose (6-6) is inserted into the rear end of the through hole of the second probe base (6-7) and is fixedly adhered; the lower end of the first acquisition probe (6-2) is inserted into the upper end of the through hole of the first probe base (6-4) and is fixedly bonded, and the rear end of the second acquisition probe (6-9) is inserted into the front end of the through hole of the second probe base (6-7) and is fixedly bonded.

4. The drainage bag with the auxiliary collection function of the drainage liquid specimen as claimed in claim 3, which is characterized in that: the probe rubber sleeve (6-8) is in a conical shape, the front part of the probe rubber sleeve is closed, the rear part of the probe rubber sleeve is open, the front part of the second probe base (6-7) is provided with a boss, and the boss falls into the rear end of the probe rubber sleeve (6-8) and is fixedly bonded.

5. The drainage bag with the auxiliary collection function of the drainage liquid specimen as claimed in claim 4, which is characterized in that: the outer wall of the front part of the second probe base (6-7) is provided with external threads, the front part of the needle protection sleeve (6-10) is closed and the rear part is opened, the inner wall of the rear part of the needle protection sleeve (6-10) is provided with internal threads, and the needle protection sleeve (6-10) is in threaded connection with the second probe base (6-7).

6. The drainage bag with the auxiliary collection function of the drainage liquid specimen as claimed in claim 5, which is characterized in that: the drainage bag body (4) comprises a front bag piece and a rear bag piece, connecting parts (3) are arranged on the top edge, the side edge and the bottom edge of the front bag piece and the rear bag piece, and a containing cavity for containing drainage liquid is formed between the connecting parts (3); the lower end of the drainage tube (1) penetrates through the connecting part (3) at the upper part, and the discharge tube (7) and the fixed sleeve (6-3) both penetrate through the connecting part (3) at the lower part.

7. The drainage bag with the auxiliary collection function of the drainage liquid specimen as claimed in claim 6, which is characterized in that: the connecting part (3) at the lower part is in incomplete connection, a containing bag body is formed at the part which is not connected, the main body part of the auxiliary collecting assembly (6) is positioned in the containing bag body, and a sealing edge strip (8) is arranged at the bottom edge of the containing bag body.

8. The drainage bag with the auxiliary collection function of the drainage liquid specimen as claimed in claim 7, which is characterized in that: a hanging hole (2) for the rope to be hung is arranged on the connecting part (3) at the upper part.

9. The drainage bag with the auxiliary collection function of the drainage liquid specimen as claimed in claim 8, which is characterized in that: an indication scale mark (5) used for indicating the internal drainage liquid amount is arranged on the front bag piece or the rear bag piece of the drainage bag body (4).

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