CN115970075A

CN115970075A - Medical drainage device

Info

Publication number: CN115970075A
Application number: CN202310097000.7A
Authority: CN
Inventors: 韩宇
Original assignee: Mianzhu Peoples Hospital
Current assignee: Mianzhu Peoples Hospital
Priority date: 2023-02-02
Filing date: 2023-02-02
Publication date: 2023-04-18

Abstract

The invention relates to medical equipment, and provides a medical drainage device for better classifying drainage liquid, which comprises a liquid storage tube, a liquid guide tube, a liquid outlet head, a first one-way valve, an optical detection device, a first liquid storage bottle, a second liquid storage bottle and a negative pressure device, wherein the liquid storage tube is vertically arranged; the part of the liquid guide pipe arranged in the light detection device is a transparent structure; the liquid outlet head is arranged in the liquid storage tube, the optical detection device is arranged outside the liquid storage tube, and one end of the liquid guide tube, which is far away from the optical detection device, is connected with the second liquid storage bottle; the first liquid storage bottle and the second liquid storage bottle are both connected with the negative pressure device. The medical drainage device can effectively and automatically drain different drainage liquids into different containers, and can better automatically classify the drainage liquids.

Description

Medical drainage device

Technical Field

The invention relates to the technical field of medical instruments, in particular to a medical drainage device.

Background

The hydrops external drainage is a drainage method generally used in clinic, and is characterized in that one or more porous catheters connected with a drainage bag are placed into a wound cavity or a body cavity, and the hydrops in the cavity is automatically led out into the drainage bag, so that the hydrops can be prevented from infecting, the oppression of adjacent organs and tissues is relieved, the symptoms are improved, and the healing of wounds can be promoted.

In order to smoothly drain the body fluid, negative pressure is generally required to be increased outside the body, and therefore, the drainage is generally performed under negative pressure. The body fluid is drained to the drainage bag or the corresponding container through the drainage tube by arranging the negative pressure device outside the body.

However, the state of the drainage fluid is crucial to clinical treatment, and doctors need to judge the current state of the body of the patient in real time according to the state, type and amount of the body fluid of the patient. In the actual drainage process, the type of the drainage liquid may change (for example, in the gastrointestinal drainage process, the situations of gastric juice, nutrient solution, food residue and the like may exist), and in the drainage process, no person constantly observes the drainage liquid, so even if the drainage liquid changes, the final drainage liquid can be mixed in the same drainage bag or container (for some special patients or symptoms, the drainage liquid needs to be constantly observed, and different containers are used for containing different drainage liquids, but the operation is very troublesome), so that the change of the type of the drainage liquid is not convenient to observe (the drainage liquid with small quantity is difficult to be fully observed in the drainage liquid with large quantity), and the different drainage liquids are difficult to measure, so that the medical staff is not favorable for fully judging the condition of the patient.

Disclosure of Invention

The invention aims to provide a medical drainage device which can effectively and automatically drain different drainage liquids into different containers and can better and automatically classify the drainage liquids.

The embodiment of the invention is realized by the following technical scheme: the medical drainage device comprises a liquid storage pipe which is vertically arranged, a liquid guide pipe which is horizontally arranged and penetrates through the liquid storage pipe, a liquid outlet head which is arranged on the side wall of the liquid guide pipe, a first one-way valve which is arranged on the liquid outlet head, a light detection device which is sleeved on the outer wall of the liquid guide pipe, a first liquid storage bottle, a second liquid storage bottle and a negative pressure device, wherein the first liquid storage bottle, the second liquid storage bottle and the negative pressure device are in conduction connection with the lower end of the liquid storage pipe; the part of the liquid guide pipe arranged in the light detection device is a transparent structure; the liquid outlet head is arranged in the liquid storage tube, the optical detection device is arranged outside the liquid storage tube, and one end of the liquid guide tube, which is far away from the optical detection device, is connected with the second liquid storage bottle; the first liquid storage bottle and the second liquid storage bottle are both connected with the negative pressure device.

Further, a first connecting pipe is arranged at the upper end of the liquid storage pipe and connected with the negative pressure device through a first negative pressure pipe.

Furthermore, an extension pipe is arranged at the lower end of the liquid storage pipe, a hose is connected to the lower end of the extension pipe, a cover plate is connected to the lower end of the hose, an ejector rod is arranged in the hose, and a first sealing ball is arranged at the lower end of the extension pipe; the opening end of the first liquid storage bottle is abutted against the lower surface of the cover plate, the lower end of the ejector rod is fixedly connected with the cover plate, and the upper end of the ejector rod is abutted against the first sealing ball; the negative pressure device is connected with the first liquid storage bottle through a second negative pressure pipe.

Further, the liquid storage device also comprises a box body used for accommodating the first liquid storage bottle; the side wall of the box body is provided with a first abdicating hole for the first liquid storage bottle to pass through, and the upper end of the box body is provided with a second abdicating hole for the hose and the second negative pressure pipe to pass through; the upper end in the box body is provided with a first spring, one end of the first spring is connected with the inner top wall of the box body, and the other end of the first spring is connected with the cover plate.

Furthermore, a second spring is arranged at the bottom in the box body, and a bottom plate is arranged at the upper end of the second spring; the bottom plate is used for supporting the first liquid storage bottle.

Furthermore, the first one-way valve comprises a second sealing ball arranged in the liquid outlet head; the liquid outlet head is arranged on the upper side wall of the liquid guide pipe; the diameter of the upper end of the liquid outlet head is larger than that of the lower end of the liquid outlet head, and the diameter of the second sealing ball is larger than that of the lower end of the liquid outlet head; a plurality of liquid outlet holes are formed in the upper end of the liquid outlet head.

Furthermore, one end of the liquid guide tube, which is far away from the light detection device, is connected with an L-shaped second connecting tube, a third sealing ball is arranged in the second connecting tube, and the diameter of one end, which is close to the liquid guide tube, of the second connecting tube is smaller than that of the third sealing ball; one end of the second connecting pipe, which is far away from the liquid guide pipe, penetrates through the side wall of the liquid storage pipe and then is connected with the second liquid storage bottle.

Furthermore, a third connecting pipe is arranged at the lower end of the extension pipe, the third connecting pipe is detachably connected with a liquid discharge pipe, and a valve is arranged at one end, close to the third connecting pipe, of the liquid discharge pipe; the third connecting pipe is arranged above the first sealing ball.

The technical scheme of the embodiment of the invention at least has the following advantages and beneficial effects: when the medical drainage device is used, the drainage tube is inserted into the body of a patient, the liquid guide tube is connected with the drainage tube, the negative pressure device is started, negative pressure is acted into the first liquid storage bottle by the negative pressure device, the negative pressure acts on the human body sequentially through the liquid storage tube, the first one-way valve, the liquid outlet head, the liquid guide tube and the drainage tube, liquid in the human body is drained, at the moment, liquid flowing out of the human body passes through the drainage tube and then enters the flow guide tube, then flows out of the liquid outlet head and the first one-way valve, enters the liquid storage tube, and finally enters the first liquid storage bottle for temporary storage. When the light detection device detects that the liquid flowing through the liquid guide tube changes (such as changes in concentration, color and the like), the signal is transmitted to the negative pressure device, the negative pressure in the first liquid storage bottle can be closed at the moment, the negative pressure in the second liquid storage bottle is opened, the liquid in the liquid guide tube can not flow out through the liquid outlet head and the first one-way valve at the moment, but directly passes through the liquid guide tube and then enters the second liquid storage bottle, and further the partial liquid is stored in the independent second liquid storage bottle. In addition, the liquid storage pipe with the complex structure and the internal structure of the liquid storage pipe can be reused after being cleaned and disinfected, and only the external connecting pipeline needs to be replaced, so that the cost is easier to control.

Drawings

FIG. 1 is a schematic structural view of a medical flow diverter provided in an embodiment of the invention;

FIG. 2 is a schematic structural view of a reservoir portion provided in accordance with an embodiment of the present invention;

FIG. 3 is a schematic structural view of the interior of the liquid storage tube according to the embodiment of the present invention;

FIG. 4 is an enlarged view of portion A of FIG. 3;

fig. 5 is an enlarged view of a portion B in fig. 3.

Icon: 10-liquid storage tube, 11-liquid guide tube, 12-liquid outlet head, 13-liquid outlet hole, 14-second sealing ball, 15-second connecting tube, 16-third sealing ball, 17-first connecting tube, 18-extension tube, 19-third connecting tube, 110-first sealing ball, 111-liquid discharge tube, 112-valve, 113-light detection device, 114-drainage tube, 21-box body, 22-second abdication hole, 23-hose, 24-ejector rod, 25-cover plate, 26-first spring, 27-second spring, 28-bottom plate, 31-negative pressure device, 32-first negative pressure tube, 33-second negative pressure tube, 34-third negative pressure tube, 35-first liquid storage bottle, 36-second liquid storage bottle.

Detailed Description

Examples

As shown in fig. 1-5, the medical drainage device of this embodiment includes a liquid storage tube 10 vertically disposed, a liquid guide tube 11 horizontally disposed through the liquid storage tube 10, a liquid outlet 12 disposed on a side wall of the liquid guide tube 11, a first check valve disposed on the liquid outlet 12, a light detection device 113 sleeved on an outer wall of the liquid guide tube 11, a first liquid storage bottle 35 conductively connected to a lower end of the liquid storage tube 10, a second liquid storage bottle 36, and a negative pressure device 31; the part of the liquid guide tube 11 arranged in the light detection device 113 is a transparent structure; the liquid outlet head 12 is arranged in the liquid storage tube 10, the light detection device 113 is arranged outside the liquid storage tube 10, and one end of the liquid guide tube 11 far away from the light detection device 113 is connected with the second liquid storage bottle 36; the first liquid storage bottle 35 and the second liquid storage bottle 36 are both connected with the negative pressure device 31. Specifically, when the liquid storage device is used, the drainage tube 114 is inserted into the body of a patient, the liquid guide tube 11 is connected with the drainage tube 114, the negative pressure device 31 is started, the negative pressure device 31 firstly acts on the first liquid storage bottle 35 under the negative pressure, and sequentially acts on the human body through the liquid storage tube 10, the first one-way valve, the liquid outlet head 12, the liquid guide tube 11 and the drainage tube 114, liquid in the human body is drained, at the moment, liquid flowing out from the human body enters the flow guide tube through the drainage tube 114, then flows out from the liquid outlet head 12 and the first one-way valve, enters the liquid storage tube 10, and finally enters the first liquid storage bottle 35 to be temporarily stored. When the light detection device 113 detects that the liquid flowing through the liquid guide tube 11 changes (such as changes in concentration, color and the like), a signal is transmitted to the negative pressure device 31, at this time, the negative pressure in the first liquid storage bottle 35 can be closed, the negative pressure in the second liquid storage bottle 36 is opened (the negative pressure device 31 is connected with the second liquid storage bottle 36 through the third negative pressure tube 34), at this time, the liquid in the liquid guide tube 11 does not flow out through the liquid outlet head 12 and the first one-way valve, but directly passes through the liquid guide tube 11 and then enters the second liquid storage bottle 36, and then the part of liquid is stored in the independent second liquid storage bottle 36. It should be noted that the principle of the light detecting device 113 in this embodiment is to detect the color change of the liquid or to emit light into the catheter 11, and the type of the drainage fluid is determined by the change of the refraction angle, the light absorption, etc. of the emitted light, and the change of the drainage fluid can be determined by presetting different parameters corresponding to different drainage fluids and the sudden change of the notes.

The upper end of the liquid storage tube 10 in this embodiment is provided with a first connection tube 17, and the first connection tube 17 is connected with a negative pressure device 31 through a first negative pressure tube 32. Specifically, the first connecting tube 17 is mainly used when the first liquid storage bottle 35 is full, and the first liquid storage bottle 35 needs to be replaced (the second liquid storage bottle 36 is mainly used for storing a small amount of special liquid, and therefore the liquid is not filled normally), when the first liquid storage bottle 35 needs to be replaced, the negative pressure applied to the first liquid storage bottle 35 can be directly closed, then the negative pressure in the first negative pressure tube 32 is opened, and the negative pressure is applied to the liquid storage tube 10 through the first connecting tube 17 (the negative pressure in the first negative pressure tube 32 can also be opened first, and then the negative pressure in the first liquid storage bottle 35 is closed), so that the negative pressure always exists in the liquid storage tube 10, and the uninterrupted drainage operation is realized, so that the liquid flowing out from the body of the patient can be temporarily stored in the liquid storage bottle, because the first negative pressure tube 32 applies to the liquid storage tube 10 through the first connecting tube 17 above the liquid storage bottle, because the liquid amount exists in the whole liquid storage tube 10, when the negative pressure at the lower end of the liquid storage tube 10 is not too much, the liquid can not be restrained by the action of the negative pressure, and cannot flow out from the lower end. After the first liquid storage bottle 35 is replaced, the negative pressure is switched back, and the liquid in the liquid storage tube 10 flows into the first liquid storage bottle 35.

In the embodiment, an extension pipe 18 is arranged at the lower end part of the liquid storage pipe 10, a hose 23 is connected to the lower end part of the extension pipe 18, a cover plate 25 is connected to the lower end part of the hose 23, a mandril 24 is arranged in the hose 23, and a first sealing ball 110 is arranged at the lower end of the extension pipe 18; the open end of the first liquid storage bottle 35 is abutted against the lower surface of the cover plate 25, the lower end of the mandril 24 is fixedly connected with the cover plate 25, and the upper end is abutted against the first sealing ball 110; the negative pressure device 31 is connected with the first liquid storage bottle 35 through the second negative pressure pipe 33. Also includes a box body 21 for containing the first liquid storage bottle 35; a first abdicating hole for the first liquid storage bottle 35 to pass through is formed in the side wall of the box body 21, and a second abdicating hole 22 for the hose 23 and the second negative pressure pipe 33 to pass through is formed in the upper end of the box body 21; the inside upper end of box body 21 is equipped with first spring 26, and first spring 26 one end is connected with the interior roof of box body 21, and the other end is connected with apron 25. Specifically, this structure can realize after going into box body 21 with first stock solution bottle 35 card, and first stock solution bottle 35 upper end will lap 25 jack-up and with the apron 25 fully contact in order to reach sealedly to the apron 25 of jack-up is with ejector pin 24 up-push, and then backs down first ball sealer 110, puts through extension pipe 18, and liquid can flow into in first stock solution bottle 35 behind extension pipe 18, the hose 23 this moment. When the first liquid storage bottle 35 is taken away, the push rod 24 descends, the first sealing ball 110 is not supported any more, the first sealing ball 110 descends, the lower end of the extension pipe 18 is blocked, and at the moment, liquid cannot flow out through the extension pipe 18. And negative pressure device 31 can detect the negative pressure that is used in first liquid storage bottle 35 at this moment and change suddenly, and accessible this change comes to act the negative pressure through first negative pressure pipe 32 in liquid storage pipe 10 through first connecting pipe 17 rapidly for the seamless switching of negative pressure, and the negative pressure of using in first liquid storage bottle 35 this moment also need not stop, and it keeps the idle running of short time can. It should be noted that the liquid storage tube 10 is disposed above the box body 21, and the two are connected by a bracket.

The bottom in the box body 21 in this embodiment is provided with a second spring 27, and the upper end of the second spring 27 is provided with a bottom plate 28; the bottom plate 28 is used for supporting the first liquid storage bottle 35. Specifically, when first stock solution bottle 35 is the empty bottle, second spring 27 can support first stock solution bottle 35, liquid in first stock solution bottle 35 increases gradually, first stock solution bottle 35 is down pushed first spring 26 gradually this moment, when first stock solution bottle 35 is full soon, the distance that first stock solution bottle 35 descends is not enough with first ball sealer 110 jack-up, first ball sealer 110 seals extension tube 18 this moment, negative pressure device 31 detects the atmospheric pressure in the first stock solution bottle 35 and takes place great change, the alarm can be sent, and open the negative pressure in first negative pressure pipe 32, use stock solution pipe 10 to store the drainage liquid when coming.

The first one-way valve in the embodiment comprises a second sealing ball 14 arranged in the liquid outlet head 12; the liquid outlet head 12 is arranged on the upper side wall of the liquid guide tube 11; the diameter of the upper end of the liquid outlet head 12 is larger than that of the lower end of the liquid outlet head, and the diameter of the second sealing ball 14 is larger than that of the lower end of the liquid outlet head 12; a plurality of liquid outlet holes 13 are arranged at the upper end of the liquid outlet head 12. Specifically, the negative pressure in the liquid storage tube 10 attracts the drainage liquid in the liquid guide tube 11, the drainage liquid jacks up the second sealing ball 14, the drainage liquid can enter the liquid storage tube 10, when no negative pressure exists in the liquid storage tube 10 (the light detection device 113 detects that the liquid changes), the negative pressure is completely acted in the liquid guide tube 11, and at the moment, the second sealing ball 14 is tightly attached to the lower end of the liquid outlet head 12 under the action of the negative pressure to plug the liquid outlet head 12.

In this embodiment, one end of the liquid guide tube 11 away from the light detection device 113 is connected to an L-shaped second connection tube 15, a third sealing ball 16 is disposed in the second connection tube 15, and a diameter of one end of the second connection tube 15 close to the liquid guide tube 11 is smaller than a diameter of the third sealing ball 16; one end of the second connecting pipe 15 far away from the liquid guide pipe 11 passes through the side wall of the liquid storage pipe 10 and then is connected with the second liquid storage bottle 36. Specifically, the L-shaped second connection tube 15 disposed at the end of the liquid guide tube 11 can effectively prevent the drainage liquid in the liquid guide tube 11 from directly passing through the liquid guide tube 11 and entering the second liquid storage bottle 36, wherein the third sealing ball 16 acts as a one-way valve. In addition, the structure of the first sealing ball 110, the second sealing ball 14 and the third sealing ball 16 (the same glass material as the liquid storage tube 10 and the liquid guide tube 11 can be used) is used, so that the device can sufficiently endure high-temperature and high-pressure sterilization and disinfection, can be sufficiently used for multiple times, has enough service life, and reduces the waste of resources.

In this embodiment, a third connecting pipe 19 is disposed at the lower end of the extension pipe 18, the third connecting pipe 19 is detachably connected to a drain pipe 111, and a valve 112 is disposed at one end of the drain pipe 111 close to the third connecting pipe 19; the third connection pipe 19 is provided above the first sealing ball 110. Specifically, design a thin longer extension pipe 18, can be when drainage later stage liquid condition is comparatively complicated, the manual work comes to discharge the liquid wherein into first stock solution bottle 35 and second stock solution bottle 36 respectively through switch valve 112.

In conclusion, the medical drainage device of this embodiment can realize the classified storage to different drainage liquid high-efficiently, can distinguish the liquid type that comes out from patient's internal drainage well, realizes the individual measurement to the drainage liquid better, can judge the health state of patient this moment better, and the overall process does not need artifical the intervention, and maneuverability is stronger, and the precision is higher. In addition, the liquid storage pipe 10 with a complex structure and the internal structure of the device can be reused after being cleaned and disinfected, and only the external connecting pipeline needs to be replaced, so the cost is easier to control.

The present invention has been described in terms of the preferred embodiment, and it is not intended to be limited to the embodiment. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A medical drainage device is characterized in that: the device comprises a liquid storage pipe (10) which is vertically arranged, a liquid guide pipe (11) which is horizontally arranged and penetrates through the liquid storage pipe (10), a liquid outlet head (12) which is arranged on the side wall of the liquid guide pipe (11), a first one-way valve which is arranged on the liquid outlet head (12), a light detection device (113) which is sleeved on the outer wall of the liquid guide pipe (11), a first liquid storage bottle (35) which is in conduction connection with the lower end of the liquid storage pipe (10), a second liquid storage bottle (36) and a negative pressure device (31);

the part of the liquid guide pipe (11) arranged in the light detection device (113) is a transparent structure; the liquid outlet head (12) is arranged in the liquid storage tube (10), the light detection device (113) is arranged outside the liquid storage tube (10), and one end, far away from the light detection device (113), of the liquid guide tube (11) is connected with the second liquid storage bottle (36); the first liquid storage bottle (35) and the second liquid storage bottle (36) are both connected with the negative pressure device (31).

2. The medical flow diverter of claim 1, characterized in that: stock solution pipe (10) upper end is equipped with first connecting pipe (17), first connecting pipe (17) through first negative pressure pipe (32) with negative pressure device (31) are connected.

3. The medical flow diverter of claim 1, characterized in that: an extension pipe (18) is arranged at the lower end of the liquid storage pipe (10), a hose (23) is connected to the lower end of the extension pipe (18), a cover plate (25) is connected to the lower end of the hose (23), an ejector rod (24) is arranged in the hose (23), and a first sealing ball (110) is arranged at the lower end of the extension pipe (18);

the opening end of the first liquid storage bottle (35) is abutted against the lower surface of the cover plate (25), the lower end of the ejector rod (24) is fixedly connected with the cover plate (25), and the upper end of the ejector rod is abutted against the first sealing ball (110);

the negative pressure device (31) is connected with the first liquid storage bottle (35) through a second negative pressure pipe (33).

4. The medical flow diverter of claim 3, wherein: the box body (21) is used for accommodating the first liquid storage bottle (35);

a first yielding hole for the first liquid storage bottle (35) to pass through is formed in the side wall of the box body (21), and a second yielding hole (22) for the hose (23) and the second negative pressure pipe (33) to pass through is formed in the upper end of the box body (21); the upper end in box body (21) inside is equipped with first spring (26), first spring (26) one end with roof is connected in box body (21), the other end with apron (25) are connected.

5. The medical flow diverter of claim 4, wherein: a second spring (27) is arranged at the bottom in the box body (21), and a bottom plate (28) is arranged at the upper end of the second spring (27); the bottom plate (28) is used for supporting the first liquid storage bottle (35).

6. The medical flow diverter of claim 1, characterized in that: the first one-way valve comprises a second sealing ball (14) arranged inside the liquid outlet head (12);

the liquid outlet head (12) is arranged on the upper side wall of the liquid guide pipe (11); the diameter of the upper end of the liquid outlet head (12) is larger than that of the lower end of the liquid outlet head, and the diameter of the second sealing ball (14) is larger than that of the lower end of the liquid outlet head (12); a plurality of liquid outlet holes (13) are formed in the upper end of the liquid outlet head (12).

7. The medical flow diverter of claim 1, wherein: one end, far away from the light detection device (113), of the liquid guide tube (11) is connected with an L-shaped second connecting tube (15), a third sealing ball (16) is arranged in the second connecting tube (15), and the diameter of one end, close to the liquid guide tube (11), of the second connecting tube (15) is smaller than that of the third sealing ball (16);

one end of the second connecting pipe (15) far away from the liquid guide pipe (11) penetrates through the side wall of the liquid storage pipe (10) and then is connected with the second liquid storage bottle (36).

8. The medical flow diverter of claim 3, wherein: a third connecting pipe (19) is arranged at the lower end of the extension pipe (18), a liquid discharge pipe (111) is detachably connected to the third connecting pipe (19), and a valve (112) is arranged at one end, close to the third connecting pipe (19), of the liquid discharge pipe (111);

the third connecting pipe (19) is arranged above the first sealing ball (110).