Negative-pressure simple gastric lavage device

Abstract

The utility model relates to the field of gastric lavage devices, and discloses a simple negative pressure gastric lavage device which comprises a support, a first connecting tube, a second connecting tube and a gastric tube, a negative pressure device is embedded in the right portion of the top end of the support, the output end of the negative pressure device is fixedly connected with a second connecting piece, and a manual negative pressure assembly is embedded in the left end of the negative pressure device of the support. A collecting assembly is arranged at the position, at the left end of the manual negative pressure assembly, of the top end of the support, a first switch is fixedly connected to the outer side of the second connecting pipe, and fourth connecting pieces are fixedly connected to the outer sides of the two ends of the first connecting pipe and the tail end of the second connecting pipe correspondingly. One end of the first connecting pipe is communicated with a manual negative pressure assembly or communicated with a negative pressure device through a second connecting piece. According to the gastric lavage device, the manual negative pressure assembly enables the gastric lavage device to be normally used during power failure, the treatment time of a patient is prevented from being delayed, the collection assembly can reduce the number of bacteria bred in the repeated use of the negative pressure bottle, and the service life of the negative pressure bottle is prolonged.

Description

Technical Field

[0001] The utility model relates to the field of gastric lavage devices, in particular to a simple negative pressure gastric lavage device. Background Art

[0002] With the increase in poisoning incidents and accidental ingestion of harmful substances, the need for rapid and effective removal of harmful substances from the stomach is becoming increasingly urgent. In certain emergency situations, timely gastric lavage can greatly improve the patient's survival rate and chance of recovery.

[0003] The general gastric lavage process is to insert a gastric tube into the patient's nasal cavity or oral cavity, enter the stomach through the throat, and confirm whether the gastric tube is correctly placed in the stomach by aspirating gastric fluid or injecting a small amount of air and listening to the abdomen. The gastric tube is connected to the gastric lavage machine to ensure that the connection is tight and there is no leakage. The gastric lavage machine is started and the gastric lavage operation is repeated. Usually, a certain amount of gastric lavage fluid is injected first, and then sucked into the negative pressure bottle. This is repeated until the lavage fluid becomes clear.

[0004] However, repeated use of negative pressure bottles will breed bacteria, viruses and other microorganisms. The growth of microorganisms will affect the performance and service life of the negative pressure bottles. In addition, when there is a power outage, the gastric lavage machine cannot be turned on, resulting in the patient being unable to perform gastric lavage in time. Therefore, a simple negative pressure gastric lavage device is proposed to solve the above problems. Utility Model Content

[0005] In order to make up for the above shortcomings, the utility model provides a simple negative pressure gastric lavage device, which aims to improve the problems in the prior art that the negative pressure bottle breeds microorganisms due to repeated use, affecting its service life, and the patient's life safety cannot be lavaged in time during power outages, which threatens the patient's life safety.

[0006] In order to achieve the above-mentioned purpose, the present invention adopts the following technical scheme: a simple negative pressure gastric lavage device, comprising a support, a connecting tube 1, a connecting tube 2 and a gastric tube, a negative pressure device is embedded in the right top portion of the support, the output end of the negative pressure device is fixedly connected to a connecting piece 2, a manual negative pressure assembly is embedded in the left end of the negative pressure device of the support, a collecting assembly is provided at the top end of the support at the left end of the manual negative pressure assembly, a switch 1 is fixedly connected to the outside of the connecting tube 2, the outer sides of both ends of the connecting tube 1 and the end of the connecting tube 2 are fixedly connected to a connecting piece 4, one end of the connecting tube 1 is connected to the manual negative pressure assembly or is connected to the negative pressure device through the connecting piece 2, and the connecting tube The other end of one is connected with the collecting component, the end of the connecting tube two is connected with the collecting component, the top left rear side of the support is fixedly connected with a support rod, the outer side of the top of the support rod is fixedly connected with four hooks at equal distances, a gastric lavage bag is hung on one of the hooks, the bottom end of the gastric lavage bag is fixedly connected with a connecting tube three, the outer side of the connecting tube three is fixedly connected with a switch two, the end of the connecting tube three is fixedly connected with a three-way connector, the head end of the connecting tube two is connected with the right end port of the three-way connector, the bottom end port of the three-way connector is connected with the end of the gastric tube, the negative pressure component causes negative pressure inside the collecting component, and the collecting component is used to recycle waste liquid.

[0007] As a further description of the above technical solution: the manual negative pressure assembly includes a fixed bottle, which is embedded in the top of the support, and a piston is provided inside the fixed bottle. The front and rear sides of the top of the piston are fixedly connected with connecting columns, and the top of the fixed bottle is provided with a pressing plate. The tops of the two connecting columns are fixedly connected to the bottom ends of the pressing plates, and the front bottom of the fixed bottle is fixedly connected with a ventilation pipe, and the left part of the top of the fixed bottle is fixedly connected with a connecting piece 1, the front end of the pressing plate is fixedly connected with an L-shaped plate, and the bottom end of the L-shaped plate is fixedly connected with a foot pedal, and the foot pedal is located at the front end of the support.

[0008] As a further description of the above technical solution: the outer wall of the piston is fitted with the inner wall of the fixed bottle, and the connecting column is slidably connected to the top of the fixed bottle.

[0009] As a further description of the above technical solution: the bottom end of the connecting member 1 extends to the inner top of the fixed bottle, and the front end of the vent pipe is located at the front end of the support.

[0010] As a further description of the above technical solution: the collecting assembly includes a negative pressure bottle body, the bottom end of the negative pressure bottle body is fixedly connected to the support, the outer side of the negative pressure bottle body is fixedly connected with several scales, the interior of the negative pressure bottle body is provided with a serving cup, the top of the negative pressure bottle body is provided with a bottle cap, the middle part of the bottom end of the bottle cap is fixedly connected with a fitting block, a threaded groove is provided on the outer side of the bottom end of the bottle cap, and the left and right sides of the top of the bottle cap are fixedly connected with connecting parts three, and the bottom ends of the two connecting parts three pass through the fitting block and are located inside the serving cup.

[0011] As a further description of the above technical solution: the radius of the matching block is consistent with the inner diameter of the cup, the outer radius of the cup is consistent with the inner radius of the negative pressure bottle body, and the height of the cup is consistent with the inner height of the negative pressure bottle body.

[0012] As a further description of the above technical solution: the external top end of the negative pressure bottle body is threaded, and the thread groove is threadedly connected to the top end of the negative pressure bottle body.

[0013] As a further description of the above technical solution: a connecting piece four on the connecting pipe one can be threadedly connected to the connecting piece one, another connecting piece four on the connecting pipe one can be threadedly connected to the right connecting piece three, and the connecting piece four on the connecting pipe two can be threadedly connected to the left connecting piece three.

[0014] The utility model has the following beneficial effects:

[0015] 1. In the present invention, by separating the connector 4 on the connecting tube 1 from the right end connector 3, and separating the connector 4 on the connecting tube 2 from the left end connector 3, and then rotating the thread groove to separate the thread groove from the top of the cup, the cup can be taken out of the negative pressure bottle body and thrown into a trash can. The waste liquid does not come into contact with the negative pressure bottle body, thereby reducing the number of bacteria that grow on the negative pressure bottle body during repeated use and extending the service life of the negative pressure bottle.

[0016] 2. In the utility model, one end of the connecting tube 1 is connected to the connecting piece 1, the connecting piece 1 is connected to the interior of the fixed bottle, the other end of the connecting tube 1 is connected to the right connecting piece 4, and the connecting piece 4 is connected to the serving cup. Therefore, the serving cup is connected to the fixed bottle through the connecting tube 1, and the foot pedal is stepped down to drive the pressing plate downward through the L-shaped plate. The piston moves synchronously under the drive of the connecting column, so that negative pressure is generated on the upper part of the piston, and the air inside the serving cup is introduced into the interior of the fixed bottle through the connecting tube 1, so that negative pressure is generated inside the serving cup, and then transmitted to the connecting tube 2 and the gastric tube, so that the liquid inside the patient is introduced into the connecting tube 2 through the gastric tube, and then enters the interior of the serving cup through the connecting tube 2. In this way, the device can be used normally and power outages that delay the patient's treatment time are avoided. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 This is a front sectional view of a simple negative pressure gastric lavage device proposed by the present invention;

[0018] Figure 2 This is a front right sectional view of a simple negative pressure gastric lavage device proposed by the present invention;

[0019] Figure 3 This is a front cross-sectional view of a fixed bottle and a negative pressure bottle of a simple negative pressure gastric lavage device proposed by the utility model.

[0020] Legend:

[0021] 1. Support; 2. Negative pressure device; 3. Fixed bottle; 4. Ventilation tube; 5. Piston; 6. Connecting column; 7. Pressing plate; 8. Connecting piece 1; 9. Connecting piece 2; 10. Negative pressure bottle body; 11. Scale; 12. Serving cup; 13. Bottle cap; 14. Threaded groove; 15. Anastomosis block; 16. Connecting piece 3; 17. Connecting tube 1; 18. Connecting piece 4; 19. Connecting tube 2; 20. Switch 1; 21. Support rod; 22. Hook; 23. Gastric lavage bag; 24. Connecting tube 3; 25. Switch 2; 26. Three-way connector; 27. Gastric tube; 28. L-shaped plate; 29. ​​Foot pedal. DETAILED DESCRIPTION

[0022] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0023] Reference Figure 1 and Figure 2, the utility model provides an embodiment: a simple negative pressure gastric lavage device, including a support 1, a connecting tube 17, a connecting tube 2 19 and a gastric tube 27, a negative pressure device 2 is embedded in the right top of the support 1, the output end of the negative pressure device 2 is fixedly connected to the connecting piece 2 9, a manual negative pressure component is embedded in the left end of the negative pressure device 2 of the support 1, a collecting component is provided at the top end of the manual negative pressure component of the support 1, a switch 1 20 is fixedly connected to the outside of the connecting tube 2 19, the outer sides of both ends of the connecting tube 17 and the end of the connecting tube 2 19 are fixedly connected with the connecting piece 4 18, one end of the connecting tube 17 is connected to the manual negative pressure component or is connected to the negative pressure device 2 through the connecting piece 2 9, and the other end of the connecting tube 17 is connected to the negative pressure device 2. One end is connected with the collecting component, the end of the connecting tube 2 19 is connected with the collecting component, a support rod 21 is fixedly connected to the left rear side of the top of the support 1, and four hooks 22 are fixedly connected to the outer side of the top of the support rod 21 at equal distances, and a gastric lavage bag 23 is hung on one of the hooks 22, and the bottom end of the gastric lavage bag 23 is fixedly connected to the connecting tube 3 24, and the outer side of the connecting tube 3 24 is fixedly connected to the switch 25, and the end of the connecting tube 3 24 is fixedly connected to the three-way connector 26. The head end of the connecting tube 2 19 is connected with the right end port of the three-way connector 26, and the bottom end port of the three-way connector 26 is connected with the end of the gastric tube 27. The negative pressure component causes negative pressure inside the collecting component, and the collecting component is used to recycle waste liquid.

[0024] The manual negative pressure assembly enables the gastric lavage device to be used normally during a power outage, thereby avoiding delays in the patient's treatment time. The manual negative pressure assembly is connected to the collection assembly through connecting tube 17, or the negative pressure device 2 is connected to the collection assembly through connecting tube 17, and then the gastric lavage bag 23 is hung on the hook 22, so that the three-way connector 26 is connected to the collection assembly through connecting tube 2 19, and then the gastric tube 27 is connected to the three-way connector 26, so that the entire device can be used normally. Switch 1 20 is a switch for adjusting the negative pressure, and switch 2 25 is a switch for adjusting the flow rate of the gastric lavage liquid. Connecting tube 1 17, connecting tube 2 19, gastric lavage bag 23, connecting tube 3 24 and gastric tube 27 are all disposable items. The negative pressure bottle body 10 is made of transparent material. The collecting assembly can reduce the number of bacteria that grow in the negative pressure bottle during repeated use and prolong the service life of the negative pressure bottle.

[0025] Reference Figure 2 and Figure 3The manual negative pressure assembly includes a fixed bottle 3, which is embedded in the top of the support 1, and a piston 5 is provided inside the fixed bottle 3. The front and rear sides of the top of the piston 5 are fixedly connected to connecting columns 6. A pressing plate 7 is provided at the top of the fixed bottle 3, and the tops of the two connecting columns 6 are fixedly connected to the bottom ends of the pressing plates 7. The front bottom of the fixed bottle 3 is fixedly connected to the ventilation pipe 4, and the top left part of the fixed bottle 3 is fixedly connected to a connecting piece 8. The front end of the pressing plate 7 is fixedly connected to an L-shaped plate 28, and the bottom end of the L-shaped plate 28 is fixedly connected to a foot pedal 29. The foot pedal 29 is located at the front end of the support 1, the outer wall of the piston 5 fits against the inner wall of the fixed bottle 3, the connecting column 6 is slidably connected to the top of the fixed bottle 3, the bottom end of the connecting piece 8 extends to the inner top of the fixed bottle 3, and the front end of the ventilation pipe 4 is located at the front end of the support 1.

[0026] Pressing the foot pedal 29 downward drives the pressing plate 7 to move downward via the L-shaped plate 28, causing the connecting column 6 to drive the piston 5 to move downward inside the fixed bottle 3, squeezing out the air inside the fixed bottle 3 and at the bottom of the piston 5. Since the piston 5 is initially located at the top inside the fixed bottle 3, when the piston 5 moves downward, negative pressure is generated at the top part of the piston 5, and the air in the fixed bottle 3 at the bottom of the piston 5 is discharged from the fixed bottle 3 through the vent pipe 4.

[0027] Reference Figure 3 The collecting assembly includes a negative pressure bottle body 10, the bottom end of the negative pressure bottle body 10 is fixedly connected to the support 1, a plurality of scales 11 are fixedly connected to the outside of the negative pressure bottle body 10, a serving cup 12 is provided inside the negative pressure bottle body 10, a bottle cap 13 is provided on the top of the negative pressure bottle body 10, a fitting block 15 is fixedly connected to the middle of the bottom end of the bottle cap 13, a threaded groove 14 is provided on the outside of the bottom end of the bottle cap 13, and a connecting piece 3 16 is fixedly connected to the left and right sides of the top of the bottle cap 13, and the bottom ends of the two connecting pieces 3 16 pass through the fitting block 15 and are located inside the serving cup 12, and the radius of the fitting block 15 It is consistent with the inner diameter of the serving cup 12, the outer radius of the serving cup 12 is consistent with the inner radius of the negative pressure bottle body 10, the height of the serving cup 12 is consistent with the inner height of the negative pressure bottle body 10, the outer top of the negative pressure bottle body 10 is threaded, and the thread groove 14 is threadedly connected to the top of the negative pressure bottle body 10. A connecting piece four 18 on the connecting pipe one 17 can be threadedly connected to the connecting piece one 8, another connecting piece four 18 on the connecting pipe one 17 is threadedly connected to the right connecting piece three 16, and the connecting piece four 18 on the connecting pipe two 19 is threadedly connected to the left connecting piece three 16.

[0028] By separating the connecting piece 4 18 on the connecting pipe 1 17 from the right end connecting piece 3 16, and separating the connecting piece 4 18 on the connecting pipe 2 19 from the left end connecting piece 3 16, and then rotating the thread groove 14 to separate the thread groove 14 from the top of the cup 12, the cup 12 can be taken out of the negative pressure bottle body 10. The cup 12 is a disposable item and can be directly thrown into the trash can after being taken out.

[0029] Working principle: first place the cup 12 inside the negative pressure bottle body 10, then thread the bottle cap 13 and the negative pressure bottle body 10 together, connect one end of the connecting tube 17 to the connecting piece 2 9 through the connecting piece 4 18, then connect the other end of the connecting tube 17 to the right connecting piece 3 16, and then connect the connecting piece 4 18 on the connecting tube 2 19 to the left connecting piece 3 16. After the connection is completed, hang the gastric lavage bag 23 on the hook 22, and then fix the other end of the connecting tube 2 19 to the right end port of the three-way connector 26, and finally fix one end of the gastric tube 27 to the bottom end port of the three-way connector 26. After the assembly is completed, the other end of the gastric tube 27 is passed through the throat into the stomach. After inserting to a certain depth, open the three-way connector 26 to connect the connecting tube 3 24 and the gastric tube 27 port, and then turn on the switch 2 25, and adjust the flow rate of the gastric lavage solution by the switch 25. When the gastric lavage solution enters the patient's stomach After quantitative measurement, switch 25 is closed, and then the port connecting connecting tube 3 24 and three-way connector 26 is closed, and the port connecting connecting tube 2 19 and three-way connector 26 is opened, and switch 1 20 is turned on to start the negative pressure device 2, and negative pressure is created inside the cup 12 through connecting tube 17, so that the liquid in the patient's stomach enters the cup 12 through the gastric tube 27 and connecting tube 2 19 for collection. When the power is off, one end of connecting tube 17 can be connected to connector 1 8, and then the foot pedal 29 is stepped down to drive the pressing plate 7 downward through the L-shaped plate 28, and drive the piston 5 downward to generate negative pressure on the top part of the piston 5, and introduce the air inside the cup 12 into the fixed bottle 3 through connecting tube 17, so that negative pressure is created inside the cup 12, and then transmitted to connecting tube 2 19 and gastric tube 27, so that the liquid inside the patient is introduced into connecting tube 2 19 through gastric tube 27, and then enters the interior of the cup 12 through connecting tube 2 19.

[0030] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent replacements for some of the technical features therein. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principles of the present invention should be included in the scope of protection of the present invention.

Claims

1. A simple negative pressure gastric lavage device, comprising a support (1), a connecting tube (17), a connecting tube (19) and a gastric tube (27), characterized in that: The right top portion of the support (1) is embedded with a negative pressure device (2), the output end of the negative pressure device (2) is fixedly connected to a second connector (9), the left end of the support (1) is embedded with a manual negative pressure assembly, the top of the support (1) is provided with a collection assembly at the left end of the manual negative pressure assembly, the outer side of the second connecting pipe (19) is fixedly connected with a switch (20), the outer sides of both ends of the first connecting pipe (17) and the end of the second connecting pipe (19) are fixedly connected with a fourth connector (18), one end of the first connecting pipe (17) is connected to the manual negative pressure assembly or is connected to the negative pressure device (2) through the second connector (9), the other end of the first connecting pipe (17) is connected to the collection assembly, and the end of the second connecting pipe (19) is connected to the collection assembly. The support (1) is fixedly connected to a support rod (21) at the rear left side of the top end, and four hooks (22) are fixedly connected to the outer side of the top end of the support rod (21) at equal distances, and a gastric lavage bag (23) is hung on one of the hooks (22). The bottom end of the gastric lavage bag (23) is fixedly connected to a connecting pipe three (24), and the outer side of the connecting pipe three (24) is fixedly connected to a switch two (25). The end of the connecting pipe three (24) is fixedly connected to a three-way connector (26). The head end of the connecting pipe two (19) is communicated with the right end port of the three-way connector (26), and the bottom end port of the three-way connector (26) is communicated with the end of the gastric tube (27). The negative pressure component causes a negative pressure condition to appear inside the collection component, and the collection component is used to recycle waste liquid.

2. A simple negative pressure gastric lavage device according to claim 1, characterized in that: The manual negative pressure assembly includes a fixed bottle (3), which is embedded in the top of the support (1), a piston (5) is provided inside the fixed bottle (3), and the front and rear sides of the top of the piston (5) are fixedly connected to connecting columns (6), and the top of the fixed bottle (3) is provided with a pressing plate (7), and the tops of the two connecting columns (6) are fixedly connected to the bottom of the pressing plate (7), the front bottom of the fixed bottle (3) is fixedly connected to a vent pipe (4), the left part of the top of the fixed bottle (3) is fixedly connected to a connecting piece (8), the front end of the pressing plate (7) is fixedly connected to an L-shaped plate (28), and the bottom end of the L-shaped plate (28) is fixedly connected to a foot pedal (29), and the foot pedal (29) is located at the front end of the support (1).

3. The simple negative pressure gastric lavage device according to claim 2, characterized in that: The outer wall of the piston (5) is fitted with the inner wall of the fixed bottle (3), and the connecting column (6) is slidably connected to the top of the fixed bottle (3).

4. The simple negative pressure gastric lavage device according to claim 2, characterized in that: The bottom end of the connecting member 1 (8) extends to the inner top end of the fixed bottle (3), and the front end of the vent pipe (4) is located at the front end of the support (1).

5. The simple negative pressure gastric lavage device according to claim 1, characterized in that: The collecting assembly includes a negative pressure bottle body (10), the bottom end of the negative pressure bottle body (10) is fixedly connected to the support (1), the outer side of the negative pressure bottle body (10) is fixedly connected with a plurality of scales (11), the interior of the negative pressure bottle body (10) is provided with a serving cup (12), the top end of the negative pressure bottle body (10) is provided with a bottle cap (13), the middle part of the bottom end of the bottle cap (13) is fixedly connected with a matching block (15), the outer side of the bottom end of the bottle cap (13) is provided with a threaded groove (14), the left and right sides of the top end of the bottle cap (13) are fixedly connected with connecting pieces three (16), the bottom ends of the two connecting pieces three (16) both pass through the matching block (15) and are located inside the serving cup (12).

6. The simple negative pressure gastric lavage device according to claim 5, characterized in that: The radius of the matching block (15) is consistent with the inner diameter of the cup (12), the outer radius of the cup (12) is consistent with the inner radius of the negative pressure bottle body (10), and the height of the cup (12) is consistent with the inner height of the negative pressure bottle body (10).

7. The simple negative pressure gastric lavage device according to claim 5, characterized in that: The external top end of the negative pressure bottle body (10) is threaded, and the thread groove (14) is threadedly connected to the top end of the negative pressure bottle body (10).

8. The simple negative pressure gastric lavage device according to claim 2 or 5, characterized in that: A connecting piece four (18) on the connecting pipe one (17) can be threadedly connected to the connecting piece one (8), another connecting piece four (18) on the connecting pipe one (17) is threadedly connected to the right connecting piece three (16), and the connecting piece four (18) on the connecting pipe two (19) is threadedly connected to the left connecting piece three (16).

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