CN218501073U

CN218501073U - Integrated portable disposable gastric lavage device

Info

Publication number: CN218501073U
Application number: CN202221400183.2U
Authority: CN
Inventors: 黄萍; 周田田; 王晓静; 夏莹; 梅天舒; 方方; 沈萍
Original assignee: Nanjing Drum Tower Hospital
Current assignee: Nanjing Drum Tower Hospital
Priority date: 2022-06-07
Filing date: 2022-06-07
Publication date: 2023-02-21
Anticipated expiration: 2032-06-07

Abstract

The invention provides an integrated portable disposable gastric lavage device, which comprises an empty needle assembly, a gastric lavage bag, a waste liquid bag, a gastric lavage tube and a three-way joint, wherein the empty needle assembly comprises a first empty needle and a second empty needle, the front end of the first empty needle is provided with a first nipple and a second nipple, the front end of the second empty needle is provided with a third nipple and a fourth nipple, and each nipple is internally provided with a one-way valve; the lower end of the gastric lavage bag is provided with a first joint; the upper end and the lower end of the waste liquid bag are respectively provided with a second joint and a liquid discharge pipe; the first joint is connected with the first nipple through a first connecting pipe, the second joint is connected with the fourth nipple through a second connecting pipe, one end of the three-way joint is connected with one end of the lavage tube, and the other two ends are respectively connected with the second nipple and the third nipple through a third connecting pipe. The invention can rapidly deal with the treatment of acute poisoning patients in emergency treatment in batches and the lavage and cooling in the stomach of severe heatstroke patients, and the ICU and sickroom are used for secondary stomach lavage beside the bed of patients suffering from acute organophosphorus pesticide poisoning; can also be used for pre-hospital first aid.

Description

Integrated portable disposable gastric lavage device

Technical Field

The invention relates to the technical field of medical instruments, in particular to an integrated portable disposable gastric lavage device.

Background

The gastric lavage machine is one of the indispensable treatment devices for treating food poisoning and drug poisoning in an emergency room and performing preoperative gastric lavage operation. Most of the currently used gastric lavage devices are automatic gastric lavage machines, the balance of solution in and out of the stomach is controlled by pressure, and the training of using the automatic gastric lavage machines and disinfecting and maintaining equipment needs to be carried out on operators. And because the automatic gastric lavage machine has relatively large volume and limited quantity of each medical unit, only 1-2 equipment are arranged in an emergency room, and the automatic gastric lavage machine is required to be used in turn after waiting for the disinfection of the automatic gastric lavage machine when dealing with batch acute food poisoning or drug poisoning events. Therefore, designing a disposable gastric lavage device independent of machine is an important problem to be solved.

Disclosure of Invention

In order to solve the problems, the invention discloses an integrated portable disposable gastric lavage device which is simple and convenient to operate, is not repeatedly used and avoids the risk of cross infection. The traditional Chinese medicine composition can be rapidly used for emergency treatment of acute poisoning patients in batches and lavage and cooling in the stomach of severe heatstroke patients, and ICU and sickrooms are used for secondary stomach lavage beside beds of patients suffering from acute organophosphorus pesticide poisoning; can also be used for pre-hospital first aid.

The specific scheme is as follows:

an integrated portable disposable gastric lavage device, which is characterized in that: comprises an empty needle component, a gastric lavage bag, a waste liquid bag, a gastric lavage tube and a three-way joint; the empty needle assembly comprises a first empty needle and a second empty needle which are arranged side by side left and right, the front end of the first empty needle is provided with a first nipple and a second nipple which are communicated with the inner cavity of the first empty needle, the front end of the second empty needle is provided with a third nipple and a fourth nipple which are communicated with the inner cavity of the second empty needle, and a one-way valve is arranged in each nipple; the lower end of the stomach washing bag is provided with a first joint communicated with the inner cavity of the stomach washing bag; the upper end and the lower end of the waste liquid bag are respectively provided with a second joint and a liquid discharge pipe which are communicated with the inner cavity of the waste liquid bag; the first joint is connected with the first nipple through a first connecting pipe, the second joint is connected with the fourth nipple through a second connecting pipe, one end of the three-way joint is connected with one end of the lavage tube, and the other two ends are respectively connected with the second nipple and the third nipple through a third connecting pipe. The volume of the hollow needle is 150ml, gastric lavage solution in the gastric lavage bag enters the first hollow needle through the first joint, the first connecting pipe and the first nipple in sequence by pulling the piston of the first hollow needle backwards, then the piston of the first hollow needle is pushed forwards, and the gastric lavage solution is injected into the stomach through the second nipple, the third connecting pipe and the gastric lavage tube in sequence; and then, pumping the piston of the second hollow needle backwards, enabling the gastric washing solution to sequentially pass through the gastric washing tube, the third connecting pipe and the third nipple to enter the second hollow needle, then pushing the piston of the second hollow needle forwards, and enabling the washing waste liquid to sequentially pass through the fourth nipple, the second connecting pipe and the second connector to be injected into the liquid storage bag.

As a further improvement of the present invention, the output ends of the check valves in the first and third nipples face the first and second empty needles, respectively, the output ends of the check valves in the second and fourth nipples are away from the first and second empty needles, respectively, and the arrangement of the respective check valves ensures the flow direction of the liquid and the stability in operation.

As a further improvement of the invention, the first hollow needle and the second hollow needle are internally provided with pistons capable of sliding back and forth, the rear ends of the pistons are connected with piston rods, and the rear ends of the piston rods are provided with pull rings for facilitating suction.

As a further improvement of the invention, the gastric lavage bag is a self-sealing bag with an opening at the upper end, a self-sealing strip is arranged in the opening at the upper end, and gastric lavage solution with preset temperature can be added into the gastric lavage bag in an open manner.

As a further improvement of the invention, the upper ends of the gastric lavage bag and the waste liquid bag are respectively provided with a hook. The volume of the gastric lavage solution bag and the washing waste liquid bag is 3000ml, and the liquid storage bag is made of PVC material; the hook on the gastric lavage bag can be hung on a transfusion stand, so that gastric lavage solution can be conveniently sucked; the hanging on the waste liquid bag can be hung on the sickbed frame, so that the waste liquid can be conveniently discharged and washed out.

As a further improvement of the invention, the first connecting pipe, the second connecting pipe, the third connecting pipe and the liquid discharge pipe are all provided with closing clamps which can control the on-off of the pipeline in a matching way. Each connecting pipe is made of PVC materials and used for connecting parts, the closing clamp is made of plastic materials, and the connecting pipe can be used for clamping a corresponding pipeline during operation and used as an auxiliary tool of the one-way valve.

As a further improvement of the invention, the side surface of one end of the lavage tube far away from the three-way joint is provided with four side holes. The lavage tube (No. F28) is made of silica gel, and the invention is provided with 1 disposable seaming device (made of plastic).

The invention has the beneficial effects that:

1. simple structure, convenient storage and packaging and convenient carrying when going out for first aid.

2. Can avoid the situation that liquid flows out of the barrel to pollute working personnel and surrounding environment when the automatic gastric lavage machine is used for gastric lavage.

3. The current electronic gastric lavage machine can receive the influence during the disinfection because there is partial dead space in the inner tube, and this device is disposable, avoids the patient to receive cross infection's risk to practice thrift the time that nurse repeated disinfection gastric lavage machine spent.

4. The three-way joint can be replaced according to actual conditions so as to realize gastric lavage operation on patients suffering from batch poisoning, and improve the treatment timeliness of the patients.

5. The gastric lavage device can effectively control the amount and speed of gastric lavage solution entering the stomach through manual work, and avoid the occurrence of the risk of aspiration caused by the fact that the automatic gastric lavage device enters the stomach through setting fixed pressure and the amount of the solution in the stomach is too much and too fast.

6. The gastric lavage device is simple and convenient to operate, easy to learn, convenient to use and convenient to apply to ICU, sickrooms and primary medical institutions.

Drawings

FIG. 1 is a schematic structural diagram of the present invention.

List of reference numerals:

1-gastric lavage bag, 2-waste liquid bag, 3-gastric lavage tube, 4-three-way joint, 5-first empty needle, 6-second empty needle, 7-first nipple, 8-second nipple, 9-third nipple, 10-fourth nipple, 11-one-way valve, 12-first joint, 13-second joint, 14-liquid discharge pipe, 15-first connecting pipe, 16-second connecting pipe, 17-third connecting pipe, 18-piston rod, 19-pull ring, 20-self-sealing strip, 21-hook, 22-closing clamp and 23-side hole.

Detailed Description

The present invention will be further illustrated with reference to the accompanying drawings and specific embodiments, which are to be understood as merely illustrative of the invention and not as limiting the scope of the invention.

As shown in the figure, the integrated portable disposable gastric lavage device comprises a hollow needle assembly, a gastric lavage bag 1, a waste liquid bag 2, a gastric lavage tube 3 and a three-way joint 4; the empty needle assembly comprises a first empty needle 5 and a second empty needle 6 which are arranged side by side left and right, the front end of the first empty needle 5 is provided with a first nipple 7 and a second nipple 8 which are communicated with the inner cavity of the first empty needle, the front end of the second empty needle 6 is provided with a third nipple 9 and a fourth nipple 10 which are communicated with the inner cavity of the second empty needle, and each nipple is internally provided with a one-way valve 11; the lower end of the gastric lavage bag 1 is provided with a first joint 12 communicated with the inner cavity of the gastric lavage bag; the upper end and the lower end of the waste liquid bag 2 are respectively provided with a second joint 13 and a liquid discharge pipe 14 which are communicated with the inner cavity of the waste liquid bag; the first joint 12 is connected with the first nipple 7 through a first connecting pipe 15, the second joint 13 is connected with the fourth nipple 10 through a second connecting pipe 16, one end of the three-way joint 4 is connected with one end of the lavage tube 3, and the other two ends are respectively connected with the second nipple 8 and the third nipple 9 through a third connecting pipe 17. The volume of the hollow needle is 150ml, gastric lavage solution in the gastric lavage bag enters the first hollow needle through the first joint, the first connecting pipe and the first nipple in sequence by pulling the piston of the first hollow needle backwards, then the piston of the first hollow needle is pushed forwards, and the gastric lavage solution is injected into the stomach through the second nipple, the third connecting pipe and the gastric lavage tube in sequence; and then, pumping the piston of the second hollow needle backwards, enabling the gastric washing solution to sequentially pass through the gastric washing tube, the third connecting pipe and the third nipple to enter the second hollow needle, then pushing the piston of the second hollow needle forwards, and enabling the washing waste liquid to sequentially pass through the fourth nipple, the second connecting pipe and the second connector to be injected into the liquid storage bag.

In this embodiment, the output ends of the check valves 11 in the first and

third nipples

7 and 9 are respectively directed toward the first and second

empty needles

5 and 6, the output ends of the check valves 11 in the second and

fourth nipples

8 and 10 are respectively directed away from the first and second

empty needles

5 and 6, the arrangement of the respective check valves ensures the flow direction of the liquid, and the stability in operation.

In this embodiment, the first hollow needle 5 and the second hollow needle 6 are both provided with a piston capable of sliding back and forth, and the rear end of the piston is connected with a piston rod 18, and the rear end of the piston rod 18 is provided with a pull ring 19 for facilitating suction.

In this embodiment, the gastric lavage bag 1 is a self-sealing bag with an upper opening, a self-sealing strip 20 is arranged in the upper opening, and gastric lavage solution with a preset temperature can be added into the bag by opening.

In this embodiment, the upper ends of the gastric lavage bag 1 and the waste liquid bag 2 are provided with hooks 21. The volume of the gastric lavage solution bag and the waste liquid washing bag is 3000ml, and the liquid storage bag is made of PVC material; the hook on the gastric lavage bag can be hung on a transfusion frame, so that gastric lavage solution can be conveniently sucked; the hanger on the waste liquid bag can be hung on the sickbed frame, so that the waste liquid can be conveniently discharged and washed out.

In this embodiment, closing clips 22 for controlling the on-off of the pipeline are mounted on first connecting pipe 15, second connecting pipe 16, third connecting pipe 17 and liquid discharge pipe 14. Each connecting pipe is made of PVC materials and used for connecting parts, the closing clamp is made of plastic materials, and the connecting pipe can be used for clamping a corresponding pipeline during operation and used as an auxiliary tool of the one-way valve.

In this embodiment, four side holes 23 are provided on the side of the end of the lavage tube 3 far away from the three-way joint 4. The lavage tube (No. F28) is made of silica gel, and the invention is provided with 1 disposable seaming device (made of plastic).

The technical means disclosed in the invention scheme are not limited to the technical means disclosed in the above embodiments, but also include the technical scheme formed by any combination of the above technical features. It should be noted that those skilled in the art can make various improvements and modifications without departing from the principle of the present invention, and such improvements and modifications are also considered to be within the scope of the present invention.

Claims

1. An integrated portable disposable gastric lavage device, which is characterized in that: comprises a hollow needle component, a gastric lavage bag (1), a waste liquid bag (2), a gastric lavage tube (3) and a three-way joint (4); the empty needle assembly comprises a first empty needle (5) and a second empty needle (6) which are arranged side by side from left to right, the front end of the first empty needle (5) is provided with a first nipple (7) and a second nipple (8) which are communicated with the inner cavity of the first empty needle, the front end of the second empty needle (6) is provided with a third nipple (9) and a fourth nipple (10) which are communicated with the inner cavity of the second empty needle, and a one-way valve (11) is arranged in each nipple; the lower end of the gastric lavage bag (1) is provided with a first joint (12) communicated with the inner cavity of the gastric lavage bag; the upper end and the lower end of the waste liquid bag (2) are respectively provided with a second joint (13) and a liquid discharge pipe (14) which are communicated with the inner cavity of the waste liquid bag; the first nipple (12) is connected with the first nipple (7) through the first connecting pipe (15), the second joint (13) is connected with the fourth nipple (10) through the second connecting pipe (16), one end of the three-way joint (4) is connected with one end of the lavage pipe (3), and the other two ends are respectively connected with the second nipple (8) and the third nipple (9) through the third connecting pipe (17).

2. The integrated portable disposable gastric lavage device of claim 1 further characterized by: the output end of the one-way valve (11) in the first nipple (7) and the third nipple (9) faces to the first empty needle (5) and the second empty needle (6) respectively, and the output end of the one-way valve (11) in the second nipple (8) and the fourth nipple (10) is far away from the first empty needle (5) and the second empty needle (6) respectively.

3. The integrated portable disposable gastric lavage device of claim 1 further characterized by: the inside of first empty needle (5) and second empty needle (6) all is equipped with the piston that can slide from beginning to end, and the rear end of piston is connected with piston rod (18), the rear end of piston rod (18) is equipped with pull ring (19).

4. The integrated portable disposable gastric lavage device of claim 1 further characterized by: the stomach washing bag (1) is a self-sealing bag with an upper end opening, and a self-sealing strip (20) is arranged in the upper end opening.

5. The integrated portable disposable gastric lavage device of claim 1 further characterized by: the upper ends of the stomach washing bag (1) and the waste liquid bag (2) are provided with hooks (21).

6. The integrated portable disposable gastric lavage device of claim 1 further characterized by: and closing clamps (22) capable of controlling the on-off of the pipelines are arranged on the first connecting pipe (15), the second connecting pipe (16), the third connecting pipe (17) and the liquid discharge pipe (14) in a matched mode.

7. The integrated portable disposable gastric lavage device of claim 1 further characterized by: and four side holes (23) are formed in the side face of one end, far away from the three-way connector (4), of the lavage tube (3).