CN109381763B

CN109381763B - Paediatrician is with paediatrics negative pressure gastric lavage device

Info

Publication number: CN109381763B
Application number: CN201811186209.6A
Authority: CN
Inventors: 黄永文; 柴春; 谭迎花; 王光军
Original assignee: Individual
Current assignee: Individual
Priority date: 2018-10-12
Filing date: 2018-10-12
Publication date: 2021-01-08
Anticipated expiration: 2038-10-12
Also published as: CN109381763A

Abstract

The invention discloses a pediatric negative pressure gastric lavage device for pediatricians, which comprises a gastric lavage head, a gastric tube and a shell, wherein the gastric lavage head is of an ellipsoidal structure, the gastric lavage head is communicated with the gastric tube, the gastric tube comprises an air inlet pipe, a liquid inlet pipe and a liquid outlet pipe, the outer surface of the gastric lavage head is uniformly and alternately provided with a liquid inlet, an air inlet and a liquid outlet, the liquid inlet, the air inlet and the liquid outlet are respectively communicated with an air inlet pipe, a liquid inlet pipe and a liquid outlet pipe, the other end of the air inlet pipe is communicated with an air outlet of the air pump II, the pediatric negative pressure gastric lavage device for the doctor adopts a water tank free design, the volume of the pediatric negative pressure gastric lavage device is reduced, the pediatric negative pressure gastric lavage device is convenient to move, and the first liquid flow meter is added, so that the flow speed of liquid during discharge can be monitored, the pressure value of negative pressure in the stomach is ensured, and the damage to internal organs is avoided.

Description

Paediatrician is with paediatrics negative pressure gastric lavage device

Technical Field

The invention relates to the technical field of medical instruments, in particular to a pediatric negative pressure gastric lavage device for pediatricians.

Background

Medical staff is when carrying out the lavage treatment to paediatrics patient, need carry out the rinse thoroughly to the stomach through the stomach tube, clear away gastric content or irritant, prevent the poisonous substance absorption, lavage means inefficiency in the past, if harmful substance in the stomach can not thoroughly in time wash, can delay treatment opportunity, cause harm to paediatrics patient's life, and lavage device structure in the past is complicated, control is inconvenient, and current lavage device all needs great outfit water tank, cause equipment bulky, inconvenient removal, unable fine suitable for paediatrics patient, the cleaning process can cause the injury to patient's organ, increase the treatment degree of difficulty, in the past, greatly increased medical staff's the work degree of difficulty.

Disclosure of Invention

The invention aims to overcome the existing defects and provides a pediatric negative pressure gastric lavage device for pediatricians, which adopts a water tank-free design, reduces the volume of the device, is convenient to move, is provided with a liquid flow meter I, can monitor the flow rate of liquid during discharge, ensures the pressure value of negative pressure in the stomach, avoids the damage of internal organs, adopts automatic control, reduces the working difficulty of operators, and can effectively solve the problems in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme: a pediatric negative pressure gastric lavage device for pediatricians comprises a gastric lavage head, a stomach tube and a shell, wherein the gastric lavage head is of an ellipsoidal structure and is communicated with the stomach tube, the stomach tube comprises an air inlet tube, a liquid inlet tube and a liquid discharge tube, liquid inlets, air inlets and liquid discharge ports are uniformly and alternately arranged on the outer surface of the gastric lavage head, the liquid inlets, the air inlets and the liquid discharge ports are respectively communicated with the air inlet tube, the liquid inlet tube and the liquid discharge tube, the other end of the air inlet tube is communicated with an air outlet of an air pump II, the liquid inlet tube is sequentially connected with an electric speed regulating valve and a circulating pump I, the other end of the liquid inlet tube is communicated with an external water supply source, the liquid inlet tube between the electric speed regulating valve and the circulating pump I is communicated with a drainage tube through a three-way valve, the drainage tube is communicated with a medicament tank, the circulating pump II is connected with, and the input ends of the air pump II, the electric speed regulating valve, the circulating pump I and the circulating pump II are respectively and electrically connected with the output end of the single chip microcomputer, and the input end of the single chip microcomputer is electrically connected with the output end of the external power supply.

As a preferred technical scheme of the invention, the drainage tube is inserted into the bottom of the medicament tank, and the interior of the drainage tube is connected with the one-way valve in series.

As a preferred technical scheme of the invention, the upper end in the medicament tank is provided with an air pressure sensor, and the output end of the air pressure sensor is electrically connected with the input end of the singlechip.

As a preferred technical scheme of the invention, the upper end of the medicament tank is provided with an air inlet, the air inlet of the medicament tank is communicated with an air outlet of the first air pump through an air pipe, and the input end of the first air pump is electrically connected with the output end of the single chip microcomputer.

As a preferred technical scheme of the invention, a second liquid flow meter and a first liquid flow meter are respectively connected in series in the liquid inlet pipe and the liquid discharge pipe, and the output ends of the second liquid flow meter and the first liquid flow meter are electrically connected with the input end of the singlechip.

Compared with the prior art, the invention has the beneficial effects that: the pediatric negative-pressure gastric lavage device for the doctor adopts a water-tank-free design, the size of the device is reduced, the device is convenient to move, the first liquid flow meter is added, the flow rate of liquid during discharge can be monitored, the negative pressure value in the stomach is ensured, the damage to internal organs is avoided, and meanwhile, the device adopts automatic control, so that the working difficulty of operators is reduced.

Drawings

FIG. 1 is a schematic view of the structure of the present invention.

In the figure: the device comprises a shell 1, a medicament tank 2, a singlechip 3, a first air pump 4, a pressure sensor 5, a first liquid flow meter 6, a second air pump 7, a first circulating pump 8, an electric speed regulating valve 9, a second liquid flow meter 10, an air inlet pipe 11, a liquid inlet pipe 12, a liquid discharge pipe 13, a gastric lavage head 14, a check valve 15, a second circulating pump 16 and a drainage pipe 17.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1, the present invention provides a technical solution: the utility model provides a paediatrician is with paediatrics negative pressure gastric lavage device, including gastrolavage head 14, stomach tube and shell 1, gastrolavage head 14 is ellipsoid structure, and gastrolavage head 14 and stomach tube intercommunication, the stomach tube includes intake pipe 11, feed liquor pipe 12 and fluid-discharge tube 13, the surface of gastrolavage head 14 evenly arranges the inlet in turn, air inlet and fluid-discharge outlet, the inlet, air inlet and fluid-discharge outlet respectively with intake pipe 11, feed liquor pipe 12 and fluid-discharge tube 13 intercommunication, the other end of intake pipe 11 and the gas outlet intercommunication of air pump two 7, electric speed regulating valve 9 and circulating pump one 8 are concatenated in proper order to feed liquor pipe 12 inside, and the other end of feed liquor pipe 12 and external water supply source intercommunication, feed liquor pipe 12 between electric speed regulating valve 9 and circulating pump one 8 communicates with drainage tube 17 through the three-way valve, drainage tube 17 and medicament jar 2 intercommunication, circulating pump two 16 is concatenated in fluid-discharge tube 13 inside, the first circulating pump 8 and the second circulating pump 16 are both fixedly installed inside the shell 1, the input ends of the second air pump 7, the electric speed regulating valve 9, the first circulating pump 8 and the second circulating pump 16 are respectively and electrically connected with the output end of the single chip microcomputer 3, and the input end of the single chip microcomputer 3 is electrically connected with the output end of an external power supply;

the drainage tube 17 is inserted into the bottom of the medicament tank 2, and the inside of the drainage tube 17 is connected with the one-way valve 15 in series;

an air pressure sensor 5 is arranged at the upper end inside the medicament tank 2, and the output end of the air pressure sensor 5 is electrically connected with the input end of the singlechip 3;

the upper end of the medicament tank 2 is provided with an air inlet, the air inlet of the medicament tank 2 is communicated with an air outlet of an air pump I4 through an air pipe, and the input end of the air pump I4 is electrically connected with the output end of the singlechip 3;

the liquid inlet pipe 12 and the liquid outlet pipe 13 are respectively connected with a second liquid flow meter 10 and a first liquid flow meter 6 in series, and the output ends of the second liquid flow meter 10 and the first liquid flow meter 6 are electrically connected with the input end of the singlechip 3;

the single chip microcomputer 3 is a Siemens 6ES7216-2AD23-0XB8 type PLC controller, and the mode that the single chip microcomputer 3 controls the air pump I4, the liquid flow meter II 10, the liquid flow meter I6, the air pump II 7, the electric speed regulating valve 9, the circulating pump I8 and the circulating pump II 16 is a common mode in the prior art.

When in use: an external water source enters the gastric lavage head 14 through the liquid inlet pipe 12 under the action of the first circulating pump 8 and flows out of a liquid outlet of the gastric lavage head 14, meanwhile, the first air pump 4 injects gas into the medicament tank 2 to raise the internal air pressure of the medicament tank 2, so that the medicament liquid enters the liquid inlet pipe 12 through the drainage pipe 17 to be mixed with cleaning water, meanwhile, the air pressure sensor 5 can transmit gas pressure information inside the medicament tank 2 to the single chip microcomputer 3, so that the single chip microcomputer 3 controls the working efficiency of the first air pump 4 to ensure the internal flow rate of the drainage pipe 17 to be stable, meanwhile, the second air pump 7 works to inject gas into the gastric lavage head 14 through the air inlet pipe 11, inject the gas into the stomach through the air outlet to be mixed with cleaning liquid, so that the cleaning liquid rolls in the stomach to fully clean the stomach wall, then the second circulating pump 16 works to discharge the cleaning liquid in the stomach, The first liquid flow meter 6 measures the entering cleaning liquid and the discharged cleaning liquid, so that the retention amount in the stomach can be calculated, and the first liquid flow meter 6 can detect the discharged flow rate, so that the negative pressure value in the stomach is estimated, the working efficiency of the second circulating pump 16 is controlled, the internal negative pressure is ensured in a safe range, and the viscera are prevented from being damaged.

The invention adopts a water tank-free design, reduces the volume of the invention, is convenient to move, is provided with the liquid flowmeter I6, can monitor the flow speed when liquid is discharged, ensures the pressure value of negative pressure in the stomach, avoids the damage of internal organs, and simultaneously adopts automatic control to reduce the working difficulty of operators.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a paediatrician is with paediatrician negative pressure gastric lavage device, includes lavage head (14), stomach tube and shell (1), its characterized in that: the gastric lavage head (14) is of an ellipsoidal structure, the gastric lavage head (14) is communicated with a gastric tube, the gastric tube comprises an air inlet pipe (11), a liquid inlet pipe (12) and a liquid discharge pipe (13), liquid inlets, air inlets and liquid discharge ports are uniformly and alternately arranged on the outer surface of the gastric lavage head (14), the liquid inlets, the air inlets and the liquid discharge ports are respectively communicated with the air inlet pipe (11), the liquid inlet pipe (12) and the liquid discharge pipe (13), the other end of the air inlet pipe (11) is communicated with an air outlet of an air pump II (7), an electric speed regulating valve (9) and a circulating pump I (8) are sequentially connected in series inside the liquid inlet pipe (12), the other end of the liquid inlet pipe (12) is communicated with an external water supply source, the liquid inlet pipe (12) between the electric speed regulating valve (9) and the circulating pump I (8) is communicated with a drainage pipe (17) through a three-way valve, and, a second circulating pump (16) is connected in series inside the liquid discharge pipe (13), the second air pump (7), the electric speed regulating valve (9), the first circulating pump (8) and the second circulating pump (16) are all fixedly installed inside the shell (1), the input ends of the second air pump (7), the electric speed regulating valve (9), the first circulating pump (8) and the second circulating pump (16) are respectively and electrically connected with the output end of the single chip microcomputer (3), and the input end of the single chip microcomputer (3) is electrically connected with the output end of an external power supply; the drainage tube (17) is inserted into the bottom of the medicament tank (2), and the drainage tube (17) is internally connected with a one-way valve (15) in series; the liquid inlet pipe (12) and the liquid outlet pipe (13) are respectively connected with a second liquid flow meter (10) and a first liquid flow meter (6) in series, and the output ends of the second liquid flow meter (10) and the first liquid flow meter (6) are electrically connected with the input end of the singlechip (3).

2. The pediatric negative pressure gastric lavage device of claim 1 further comprising: the upper end in medicament jar (2) is provided with baroceptor (5), the output of baroceptor (5) is connected with the input electricity of singlechip (3).

3. The pediatric negative pressure gastric lavage device of claim 2 further comprising: the upper end of the medicament tank (2) is provided with an air inlet, the air inlet of the medicament tank (2) is communicated with an air outlet of the air pump I (4) through an air pipe, and the input end of the air pump I (4) is electrically connected with the output end of the single chip microcomputer (3).