CN210992039U

CN210992039U - Novel stomach tube and negative pressure drainage device

Info

Publication number: CN210992039U
Application number: CN201920767438.0U
Authority: CN
Inventors: 张燕; 郝艳娇
Original assignee: Liaoning Cancer Hospital and Institute
Current assignee: Liaoning Cancer Hospital and Institute
Priority date: 2019-05-27
Filing date: 2019-05-27
Publication date: 2020-07-14
Anticipated expiration: 2029-05-27

Abstract

The utility model provides a novel stomach tube and negative pressure drainage ware, the stomach tube that solves prior art existence connects the steadiness poor, easily drops, and the consumptive material is changed frequently, operates complicacy, and the polluted environment is unfavorable for the healthy problem of medical personnel. Including the drainage ware main part that constitutes by soft drainage barrel, its characterized in that: the lower end of the soft drainage cylinder body is provided with a fixed cylinder bottom, and the upper end of the soft drainage cylinder body is provided with a pressing cylinder cover; a return spring is arranged in the soft drainage cylinder body and between the pressing cylinder cover and the fixed cylinder bottom; a stomach tube connecting port and a collecting bag connecting port are respectively arranged on the pressing cylinder cover of the drainage device main body, the stomach tube connecting port is connected with one end of a connecting hose, and the other end of the connecting hose is connected with the rear end of a nasogastric tube; the collecting bag connecting port is connected with one end of the two-way stop valve, and the other end of the two-way stop valve is connected with a gas-liquid collecting bag. The utility model has the advantages of reasonable design, compact structure, firm connection of the stomach tube, convenient and sanitary sewage discharge, effective reduction of consumption of materials, alleviation of pain of patients and reduction of workload of medical staff.

Description

Novel stomach tube and negative pressure drainage device

Technical Field

The utility model belongs to the technical field of medical treatment auxiliary appliances, concretely relates to stomach tube firm in connection, the blowdown is convenient, sanitary, can effectively reduce consumptive material use amount, alleviates patient's misery, reduces novel stomach tube and negative pressure drainage ware of medical personnel work load.

Background

The stomach is a hollow organ, in which the gastric juice is secreted. However, some patients with gastric disorders require gastrointestinal decompression to evacuate the gastric fluid to facilitate normal performance of the procedure; in addition, some patients with obstruction vomit due to the inability to pass food, and therefore gastrointestinal decompression is required to extract gastric contents, thereby alleviating the symptoms of nausea and vomiting. However, the connection stability between the existing stomach drainage device and the stomach tube is poor, the stomach tube is easy to fall off, and the replacement of consumables such as a drainage device is frequent. In addition, the drainage process of liquid and gas in the drainage device is complex to operate, the surrounding environment is easily polluted, and the health of medical care personnel is not facilitated. There is a need for improvements in prior art gastric drainage related devices.

SUMMERY OF THE UTILITY MODEL

The utility model discloses just to above-mentioned problem, provide a stomach tube firm in connection, the blowdown is convenient, sanitary, can effectively reduce consumptive material use amount, alleviates patient's misery, reduces medical personnel's work load's novel stomach tube and negative pressure drainage ware.

The utility model adopts the technical proposal that: this novel stomach tube and negative pressure drainage ware includes drainage ware main part, its characterized in that: the drainage device main body is composed of a soft drainage cylinder, the lower end of the soft drainage cylinder is provided with a fixed cylinder bottom, the upper end of the soft drainage cylinder is provided with a pressing cylinder cover, and a reset spring used for enabling the interior of the soft drainage cylinder to form negative pressure after the soft drainage cylinder is pressed is arranged in the soft drainage cylinder and between the pressing cylinder cover and the fixed cylinder bottom; a stomach tube connecting port and a collecting bag connecting port are respectively arranged on the pressing barrel cover of the drainage device main body, the stomach tube connecting port is connected with an external thread at one end of a connecting hose through a connecting internal thread, and the other end of the connecting hose is connected with an internal thread at the rear end of a nasogastric tube through the external thread; the collecting bag connecting port is connected with the external thread at one end of the two-way stop valve through a connecting internal thread, and the other end of the two-way stop valve is connected with a gas-liquid collecting bag.

The nasogastric tube consists of a long tubular gastric tube main body, and the outer side wall of the long tubular gastric tube main body is provided with insertion depth identification scales which are continuously arranged along the axial direction of the gastric tube; the rear end of the stomach tube main body connected with the connecting hose is provided with a three-way reversing valve, and a reversing handle is arranged on the three-way reversing valve; the front end of the stomach tube main body is a closed blind end, and the side wall of the closed blind end is provided with at least one side drainage hole; a stomach tube interface of the three-way reversing valve is connected with an external thread at the rear end of the stomach tube main body through an internal thread, and a connecting tube interface of the three-way reversing valve is connected with an external thread at the other end of the connecting hose through an internal thread; and a dustproof cover is arranged on the administration reserved connector at the side part of the three-way reversing valve. The inserted depth of the nasogastric tube is observed by utilizing the insertion depth identification scales, so that the treatment is convenient; and when a special patient needs to inject lubricant or medicine, the flow direction of the three-way reversing valve is changed through the reversing handle, and then the required medicine is injected into the stomach tube main body through the administration reserved interface.

The gas-liquid collecting bag is composed of an elastic collecting bag body, the lower end of the elastic collecting bag body is provided with a collecting inlet, and a double-layer sealing strip and a single-layer sealing strip are respectively arranged above the collecting inlet and on two opposite sides of the inner wall of the lower part of the elastic collecting bag body; the single-layer sealing strip is provided with a sealing convex edge, and sealing clamping grooves used for sealing in a matched manner with the sealing convex edge are formed between layers of the double-layer sealing strip; the gas-liquid collecting bag is detachably connected with the end connector of the two-way stop valve through the collecting inlet at the lower end. So that the liquid or gas in the drainage device main body is discharged into the elastic collecting bag body of the gas-liquid collecting bag through the two-way stop valve in the opening state.

And connecting port plugs are respectively arranged on the stomach tube connecting port and the collecting bag connecting port on the drainage device main body pressing barrel cover. So as to utilize the connector plug to temporarily block the stomach tube connector and the collecting bag connector, thereby facilitating the use of the device.

And the outer side wall of the soft drainage cylinder body of the drainage device main body is provided with metering scales for metering the drainage quantity of gastric juice. So as to measure the gastric juice collected in the drainage device body, thereby facilitating the treatment.

The utility model has the advantages that: because the utility model adopts the drainage device main body consisting of the soft drainage cylinder body, the lower end of the soft drainage cylinder body is provided with the fixed cylinder bottom, and the upper end of the soft drainage cylinder body is provided with the pressing cylinder cover; a return spring for forming negative pressure in the soft drainage cylinder after the soft drainage cylinder is pressed is arranged in the soft drainage cylinder and between the pressing cylinder cover and the fixed cylinder bottom; a stomach tube connecting port and a collecting bag connecting port are respectively arranged on the pressing barrel cover of the drainage device main body, the stomach tube connecting port is connected with an external thread at one end of a connecting hose through a connecting internal thread, and the other end of the connecting hose is connected with an internal thread at the rear end of a nasogastric tube through the external thread; the collecting bag connecting port is connected with the external thread of two-way stop valve one end through connecting the internal thread, and the two-way stop valve other end is connected with the structural style of gas-liquid collecting bag, so its reasonable in design, compact structure, stomach tube firm in connection, the blowdown is convenient, the health, and can effectively reduce the use amount of consumptive material, alleviate patient's misery, reduce medical personnel's work load, the practicality is strong.

Drawings

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

FIG. 2 is a schematic view of one construction of the flow diverter body of FIG. 1.

Fig. 3 is a sectional view of the internal structure of fig. 2.

Fig. 4 is a schematic view of a configuration of the nasogastric tube of fig. 1.

Fig. 5 is a sectional view showing an internal structure of the gas-liquid collecting bag of fig. 1.

Fig. 6 is an enlarged view of a portion of the structure of fig. 5.

The sequence numbers in the figures illustrate: 1 drainage device main part, 2 two-way stop valves, 3 gas-liquid collection bags, 4 connecting hoses, 5 nasogastric tubes, 6 soft drainage cylinders, 7 fixed cylinder bottoms, 8 pressing cylinder covers, 9 collection bag connectors, 10 connector plugs, 11 connecting internal threads, 12 stomach tube connectors, 13 metering scales, 14 return springs, 15 stomach tube main parts, 16 three-way reversing valves, 17 stomach tube connectors, 18 connector connectors, 19 dosing reserved connectors, 20 dust covers, 21 reversing handles, 22 side drainage holes, 23 inserting depth marking scales, 24 elastic collection bag bodies, 25 collection inlets, 26 double-layer sealing strips, 27 single-layer sealing strips, 28 sealing clamping grooves and 29 sealing convex edges.

Detailed Description

The specific structure of the present invention is described in detail with reference to fig. 1 to 6. This novel stomach tube and negative pressure drainage ware includes drainage ware main part 1 that comprises soft drainage barrel 6, and the lower extreme of soft drainage barrel 6 is provided with fixed bobbin base 7, and the upper end of soft drainage barrel 6 is provided with presses cover 8. A return spring 14 for forming a negative pressure inside the soft drainage cylinder 6 after the soft drainage cylinder 6 is pressed is arranged inside the soft drainage cylinder 6 of the drainage device main body 1 and between the pressing cylinder cover 8 and the fixed cylinder bottom 7. The outer side wall of the soft drainage cylinder 6 of the drainage device main body 1 is provided with a metering scale 13 for metering the drainage quantity of gastric juice; and then measure the gastric juice volume of collecting in the drainage ware main part 1, the treatment of being convenient for.

A stomach tube connecting port 12 is arranged on the pressing barrel cover 8 of the drainage device main body 1, the stomach tube connecting port 12 is connected with the external thread at one end of the connecting hose 4 through a connecting internal thread 11, and the other end of the connecting hose 4 is connected with the internal thread of a three-way reversing valve 16 at the rear end of the nasogastric tube 5 through the external thread. The nasogastric tube 5 is composed of a long tube-shaped gastric tube main body 15, and the outer side wall of the long tube-shaped gastric tube main body 15 is provided with insertion depth identification scales 23 which are continuously arranged along the axial direction of the gastric tube. The rear end of the stomach tube main body 15 connected with the connecting hose 4 is provided with a three-way reversing valve 16 for changing the gas-liquid flowing direction, and the three-way reversing valve 16 is provided with a reversing handle 21. The front end of a stomach tube main body 15 of the nasogastric tube 5 is a closed blind end, and 1-4 side drainage holes 22 are formed in the side wall of the closed blind end. The stomach tube interface 17 of the three-way reversing valve 16 is connected with the external thread at the rear end of the stomach tube main body 15 of the nasogastric tube 5 through the internal thread, and the connecting tube interface 18 of the three-way reversing valve 16 is connected with the external thread at the other end of the connecting hose 4 through the internal thread.

The side of the three-way reversing valve 16 is provided with a reserved administration interface 19 for injecting lubricant, medicine or nutrient solution for a special patient, and the reserved administration interface 19 is provided with a dust cover 20. And then the inserted depth mark scale 23 on the nasogastric tube 5 is utilized to observe the inserted depth of the nasogastric tube 5, thereby facilitating the treatment. When a special patient needs to inject lubricant, medicine or nutrient solution, the flow direction of the three-way reversing valve 16 is changed by the reversing handle 21 of the three-way reversing valve 16, and then the required medicament is injected into the stomach tube main body 15 of the nasogastric tube 5 through the administration reserved interface 19. In order to facilitate the use of the device, a connection port plug 10 is provided on the stomach tube connection port 12 of the pressing cylinder cover 8 of the drainage device body 1, so that the stomach tube connection port 12 is temporarily blocked by the connection port plug 10.

The pressing barrel cover 8 of the drainage device main body 1 is further provided with a collection bag connecting port 9, and the collection bag connecting port 9 is connected with the external thread at one end of the two-way stop valve 2 through a connecting internal thread 11. The other end of the two-way stop valve 2 is connected with a gas-liquid collecting bag 3, the gas-liquid collecting bag 3 is composed of an elastic collecting bag body 24, and the lower end of the elastic collecting bag body 24 is provided with a collecting inlet 25; a double-layer sealing strip 26 and a single-layer sealing strip 27 are respectively arranged above the collection inlet 25 and on two opposite sides of the inner wall of the lower part of the elastic collection bag body 24. The single-layer sealing strip 27 of the gas-liquid collecting bag 3 is provided with a sealing convex edge 29, and a sealing clamping groove 28 for matching with the sealing convex edge 29 of the single-layer sealing strip 27 for sealing is arranged between the layers of the double-layer sealing strip 26 of the gas-liquid collecting bag 3. The gas-liquid collecting bag 3 is detachably connected with an upper end connector of the two-way stop valve 2 through a collecting inlet 25 at the lower end; moreover, the outer wall of the elastic collection bag body 24 of the gas-liquid collection bag 3 is provided with identification scales; so that the liquid or gas in the drainage device body 1 is discharged into the elastic collection bag body 24 of the gas-liquid collection bag 3 through the two-way stop valve 2 in the open state to prevent the pollution to the surrounding environment. The collection bag connection port 9 is provided with a connection port plug 10, and the collection bag connection port 9 is temporarily plugged by the connection port plug 10.

When the novel stomach tube and the negative pressure drainage device are used, firstly, the closed blind end at the front end of the nasogastric tube 5 is inserted into the stomach through the mouth and the nose of a patient; during the insertion, the depth of insertion of the nasogastric tube 5 is observed by the insertion depth indication scale 23 on the gastric tube body 15. Then, the connecting tube interface 18 of the three-way reversing valve 16 of the nasogastric tube 5 is communicated with the gastric tube connecting port 12 of the drainage device main body 1 through the connecting hose 4, and the reversing handle 21 of the three-way reversing valve 16 is rotated to the position where the connecting tube interface 18 is communicated with the gastric tube interface 17, so that negative pressure drainage of gastric juice is facilitated. Then, the pressing cylinder cover 8 at the upper end of the drainage device main body 1 is pressed, and the two-way stop valve 2 connected with the collection bag connecting port 9 discharges the air in the soft drainage cylinder 6; after the air in the soft drainage cylinder 6 is discharged, the two-way stop valve 2 is immediately closed, and the negative pressure is formed by the reset elasticity of the reset spring 14 in the soft drainage cylinder 6, so that gastric juice, gas in the stomach or the contents in the stomach of a patient are sucked out of the soft drainage cylinder 6.

When the gastric juice in the soft drainage cylinder 6 of the drainage device main body 1 is full, the reversing handle 21 of the three-way reversing valve 16 is rotated to communicate the gastric tube interface 17 with the closed administration reserved interface 19 (namely, the three-way reversing valve 16 temporarily closes the passage of the nasogastric tube 5); subsequently, the collection inlet 25 of the gas-liquid collection bag 3 is connected with the upper port of the two-way stop valve 2, the two-way stop valve 2 is opened, and the pressing cylinder cover 8 at the upper end of the drainage device main body 1 is pressed, so that the gastric juice in the soft drainage cylinder 6 enters the gas-liquid collection bag 3 through the collection bag connecting port 9. When the gas-liquid collecting bag 3 is filled, the collecting inlet 25 of the gas-liquid collecting bag 3 is closed by the fitting and sealing of the double-layer sealing strip 26 and the single-layer sealing strip 27 on the inner wall thereof, and then the gas-liquid collecting bag 3 is removed. And then, the three-way reversing valve 16 is opened again, the drainage device main body is repeatedly pressed, negative pressure is formed, and the like, so that the gastric juice of the patient is continuously drained.

Claims

1. The utility model provides a novel stomach tube and negative pressure drainage ware, includes drainage ware main part (1), its characterized in that: the drainage device main body (1) is composed of a soft drainage cylinder body (6), a fixed cylinder bottom (7) is arranged at the lower end of the soft drainage cylinder body (6), a pressing cylinder cover (8) is arranged at the upper end of the soft drainage cylinder body (6), and a reset spring (14) for forming negative pressure in the soft drainage cylinder body (6) after the soft drainage cylinder body (6) is pressed is arranged in the soft drainage cylinder body (6) and between the pressing cylinder cover (8) and the fixed cylinder bottom (7); a stomach tube connecting port (12) and a collecting bag connecting port (9) are respectively arranged on a pressing barrel cover (8) of the drainage device main body (1), the stomach tube connecting port (12) is connected with an external thread at one end of a connecting hose (4) through a connecting internal thread (11), and the other end of the connecting hose (4) is connected with an internal thread at the rear end of a nasogastric tube (5) through the external thread; the collecting bag connecting port (9) is connected with the external thread at one end of the two-way stop valve (2) through a connecting internal thread (11), and the other end of the two-way stop valve (2) is connected with a gas-liquid collecting bag (3).

2. The novel stomach tube and negative pressure drainage device according to claim 1, characterized in that: the nasogastric tube (5) is composed of a long tubular gastric tube main body (15), and the outer side wall of the long tubular gastric tube main body (15) is provided with insertion depth identification scales (23) which are continuously arranged along the axial direction of the gastric tube; the rear end of the stomach tube main body (15) connected with the connecting hose (4) is provided with a three-way reversing valve (16), and a reversing handle (21) is arranged on the three-way reversing valve (16); the front end of the stomach tube main body (15) is a closed blind end, and the side wall of the closed blind end is provided with at least one side drainage hole (22); a stomach tube interface (17) of the three-way reversing valve (16) is connected with an external thread at the rear end of the stomach tube main body (15) through an internal thread, and a connecting pipe interface (18) of the three-way reversing valve (16) is connected with an external thread at the other end of the connecting hose (4) through an internal thread; a dustproof cover (20) is arranged on the administration reserved interface (19) at the side part of the three-way reversing valve (16).

3. The novel stomach tube and negative pressure drainage device according to claim 1, characterized in that: the gas-liquid collecting bag (3) is composed of an elastic collecting bag body (24), the lower end of the elastic collecting bag body (24) is provided with a collecting inlet (25), and a double-layer sealing strip (26) and a single-layer sealing strip (27) are respectively arranged above the collecting inlet (25) and on two opposite sides of the inner wall of the lower part of the elastic collecting bag body (24); a sealing convex edge (29) is arranged on the single-layer sealing strip (27), and a sealing clamping groove (28) used for sealing in a matching way with the sealing convex edge (29) is arranged between layers of the double-layer sealing strip (26); the gas-liquid collecting bag (3) is detachably connected with the end interface of the two-way stop valve (2) through a collecting inlet (25) at the lower end.

4. The novel stomach tube and negative pressure drainage device according to claim 1, characterized in that: the drainage device main body (1) is provided with a connecting port plug (10) on the stomach tube connecting port (12) and the collecting bag connecting port (9) on the pressing barrel cover (8).

5. The novel stomach tube and negative pressure drainage device according to claim 1, characterized in that: the outer side wall of the soft drainage cylinder body (6) of the drainage device main body (1) is provided with a metering scale (13) for metering the drainage quantity of gastric juice.