CN108543134B - Intelligent gastric lavage instrument suitable for medical emergency department - Google Patents

Intelligent gastric lavage instrument suitable for medical emergency department Download PDF

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Publication number
CN108543134B
CN108543134B CN201810179518.4A CN201810179518A CN108543134B CN 108543134 B CN108543134 B CN 108543134B CN 201810179518 A CN201810179518 A CN 201810179518A CN 108543134 B CN108543134 B CN 108543134B
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China
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liquid
stomach
liquid inlet
pump
inner tube
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Expired - Fee Related
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CN201810179518.4A
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CN108543134A (en
Inventor
刘富伟
倪菁菁
丁国良
李强东
张贺
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Liu Fuwei
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Individual
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    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61MDEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M3/00Medical syringes, e.g. enemata; Irrigators
    • A61M3/02Enemata; Irrigators
    • A61M3/0233Enemata; Irrigators characterised by liquid supply means, e.g. from pressurised reservoirs
    • A61M3/0254Enemata; Irrigators characterised by liquid supply means, e.g. from pressurised reservoirs the liquid being pumped

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  • Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Anesthesiology (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Hematology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Infusion, Injection, And Reservoir Apparatuses (AREA)

Abstract

The invention belongs to the technical field of medical instruments, and particularly relates to an intelligent gastric lavage instrument suitable for medical emergency departments, which comprises an outer tube, an inner tube, a support frame, a pressure control module, a double-head motor, a liquid inlet pump, a liquid outlet pump, a liquid washing bottle, a recovery bottle, a one-way valve and a control box, wherein the inner tube is positioned inside the outer tube, and the support frame is arranged on the outer wall of the inner tube; a liquid inlet is formed in the side wall of the outer pipe, and the outer pipe is used for injecting cleaning liquid into the stomach; the pressure control module is used for adjusting the pressure of the cleaning fluid entering the stomach; the double-head motor is used for driving the liquid inlet pump and the liquid outlet pump to work simultaneously; the liquid inlet pump is used for injecting cleaning liquid into the outer pipe through the liquid inlet; the liquid outlet pump is used for pumping out liquid in the stomach through the inner tube, and the liquid inlet pump and the liquid outlet pump are both connected with one-way valves; the control box is used for controlling the operation of the gastric lavage machine. The invention can automatically detect the change of the stomach and detect bleeding in real time, thereby accurately adjusting the liquid feeding amount and controlling the pressure of the stomach and avoiding secondary damage to the stomach.

Description

Intelligent gastric lavage instrument suitable for medical emergency department
Technical Field
The invention belongs to the technical field of medical instruments, and particularly relates to an intelligent gastric lavage instrument suitable for medical emergency departments.
Background
For patients suffering from food poisoning and toxin taking and people needing gastric lavage before operation, hospitals, emergency treatment centers and the like often use gastric lavage machines to perform gastric lavage on the patients. Before gastric lavage, the device is prepared and adjusted to normal. When in use, the stomach contents are required to be pumped out firstly, and the machine enters the automatic gastric lavage process according to an automatic control working switch, if special conditions do not exist, the gastric lavage can be finished without manual operation, and the gastric lavage can also be carried out through manual control.
As is well known, the first procedure for emergency treatment of patients with toxicant is to remove the toxicant, and for patients with oral poisoning, first, vomit or gastric lavage treatment is required, the prior manual gastric lavage has the defects of time and labor waste, easy blockage and difficult thorough gastric lavage, it has the advantages of time and labor saving, etc., reduces the working intensity of clinical nursing, brings good news to patients when the gastric lavage is shortened, however, the pressure setting and the liquid feeding and liquid discharging conversion of the traditional gastric lavage machine during gastric lavage of a patient are controlled manually, the traditional gastric lavage machine can feed liquid to the patient in a short time, at a high speed and at a large flow rate, the high-pressure water flow repeatedly washes the gastric mucosa for a long time to cause the occurrence of secondary pathological changes such as gastric mucosa congestion, ulcer bleeding and further gastric perforation, gastric rupture and the like, the method has the advantages that higher requirements are invisibly put forward for the operating skills of doctors, and the working pressure of the doctors is increased; meanwhile, the physical health of the patient is difficult to be effectively guaranteed.
In view of the above, the intelligent gastric lavage instrument suitable for medical emergency department can automatically detect the change of the stomach and detect bleeding in real time, thereby accurately adjusting the liquid feeding amount and controlling the pressure of the stomach, and avoiding the secondary damage of the stomach.
Disclosure of Invention
In order to make up the defects of the prior art, the invention provides an intelligent gastric lavage instrument suitable for medical emergency department, which is mainly used for intelligently adjusting the liquid flow and the stomach pressure when a gastric lavage machine works so as to avoid stomach injury. According to the invention, the double-head motor and the pressure control module are arranged, so that the liquid feeding amount can be adjusted and the pressure of the stomach can be controlled according to the detected stomach condition, and the stomach injury can be avoided; meanwhile, the luminol reagent and the light-transmitting spectrum detector are arranged in the recovery bottle, so that a small amount of bleeding in the stomach can be detected and timely adjusted, and the condition of injury expansion is avoided.
The technical scheme adopted by the invention for solving the technical problems is as follows: the invention relates to an intelligent gastric lavage instrument suitable for medical emergency department, which comprises an outer tube, an inner tube, a support frame, a pressure control module, a double-head motor, a liquid inlet pump, a liquid outlet pump, a liquid washing bottle, a recovery bottle, a one-way valve and a control box, wherein the inner tube is positioned in the outer tube; a liquid inlet is formed in the side wall of the outer pipe, and the outer pipe is used for injecting cleaning liquid into the stomach; the pressure control module is used for adjusting the pressure of the cleaning fluid entering the stomach, so that excessive damage to the stomach is avoided; the double-head motor is used for driving the liquid inlet pump and the liquid outlet pump to work simultaneously; the liquid inlet pump is used for injecting cleaning liquid into the outer pipe through the liquid inlet and is connected with the cleaning liquid bottle; the liquid outlet pump is used for pumping out liquid in the stomach through the inner tube, the liquid outlet pump is connected with the recovery bottle, and the liquid inlet pump and the liquid outlet pump are both connected with a one-way valve; the control box is used for controlling the operation of the gastric lavage machine.
The outer tube is provided with a liquid outlet hole, and the liquid outlet hole on the outer tube is used for washing the stomach lateral wall and the esophagus. The existence of liquid outlet hole on the outer tube makes harmful substance on the adhesion stomach wall or in the esophagus can both be washd down, has improved work efficiency and abluent effect.
The pressure control module comprises a pressure control plate, a steel wire rope, a winding drum, a winding motor and an ultrasonic probe, and a sliding groove is vertically formed in the outer wall of one end, placed into the stomach, of the inner tube; the pressure control plate is arranged on the outer side of the inner pipe through the sliding chute, the pressure control plate can slide along the inner pipe to plug the outer pipe, and the pressure control plate is used for controlling the flow of the cleaning liquid flowing out of the end part of the outer pipe; the steel wire rope is positioned between the outer pipe and the inner pipe and used for pulling the control plate to move; the winding drum is used for winding the steel wire rope; the winding motor is used for driving the winding drum to rotate; the ultrasonic probe is arranged on the pressure control plate and used for detecting the volume change of the stomach. When the ultrasonic probe detects that the volume change inside the stomach is overlarge, the pressure of the stomach is overlarge at the moment, the winding motor drives the winding drum to rotate, the winding drum winds the steel wire rope on the winding drum, and the steel wire rope pulls the air compression plate to move towards the end part of the outer tube, so that the flow of cleaning fluid flowing out from the space between the inner tube and the outer tube is reduced, and the bleeding of the stomach is avoided.
The control box is provided with a speed regulating knob, a pressure regulating knob and a mode conversion switch, and the speed regulating knob is used for regulating the rotating speed of the double-head motor; the pressure regulating knob is used for controlling the winding motor to drive the winding drum to work; the mode conversion switch is used for realizing manual and automatic control of the winding drum, the winding motor can drive the winding drum to work in an automatic state, and the winding drum is manually rotated in a manual state. When the mode conversion switch is switched to the automatic mode, the winding motor is connected with the winding drum, and the winding motor can drive the winding drum to work by rotating the pressure regulating knob; when the mode conversion switch is switched to a manual mode, the winding motor is separated from the winding drum, and the steel wire rope can be wound on the winding drum by manually rotating the winding drum; the speed regulating knob controls the double-head motor to rotate, thereby controlling the cleaning fluid to enter the interior of the stomach.
And a luminol reagent and a light-transmitting spectrum detector are arranged in the recovery bottle, the luminol reagent can turn into blue-purple when meeting blood, and the light-transmitting spectrum detector is used for detecting color change in eluate and judging whether gastrorrhagia occurs. When the bleeding amount of the stomach is not large, the color of the eluate is changed by the luminol reagent, and the detected result is fed back to the control box by the light-transmitting spectrum detector, so that the large-area bleeding of the stomach is avoided, and the safety of a patient is ensured.
The invention has the beneficial effects that:
1. the intelligent gastric lavage instrument suitable for the medical emergency department can automatically realize double control of the internal pressure and the liquid delivery flow of the stomach, avoid the secondary damage of the stomach caused by cleaning and ensure the body health of a patient.
2. According to the intelligent gastric lavage instrument suitable for the medical emergency department, the liquid inlet pump and the liquid outlet pump are driven to work by the double-head motor, so that liquid entering the stomach can be completely discharged in time, the cleaning effect is improved, and the excessive pressure of the stomach is avoided; meanwhile, the arrangement of power sources is reduced, and the cost of the device is saved.
3. According to the intelligent gastric lavage instrument suitable for the medical emergency department, the luminol reagent and the light-passing spectrum detector are arranged in the liquid outlet pump, and the condition of small amount of bleeding in the stomach can be found in time by changing the color of the recovered liquid doped with blood, so that the equipment can be adjusted in time, the condition of large-area bleeding is avoided, and the safety performance is high.
Drawings
The invention will be further explained with reference to the drawings.
FIG. 1 is a front view of the present invention;
FIG. 2 is a schematic view of the control box of the present invention;
in the figure: the device comprises an outer tube 1, an inner tube 2, a support frame 21, a pressure control module 3, a double-head motor 4, a liquid inlet pump 5, a liquid outlet pump 6, a washing liquid bottle 7, a recovery bottle 8, a control box 9, a liquid outlet hole 11, a pressure control plate 31, a steel wire rope 32, a winding drum 33, a winding motor 34, an ultrasonic probe 35, a speed regulation knob 91, a pressure regulation knob 92 and a mode conversion switch 93.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.
As shown in fig. 1 and 2, the intelligent gastric lavage apparatus suitable for medical emergency department of the invention comprises an outer tube 1, an inner tube 2, a support frame 21, a pressure control module 3, a double-head motor 4, a liquid inlet pump 5, a liquid outlet pump 6, a liquid washing bottle 7, a recovery bottle 8, a one-way valve and a control box 9, wherein the inner tube 2 is positioned inside the outer tube 1, the support frame 21 is arranged on the outer wall of the inner tube 2, the support frame 21 is contacted with the inner wall of the outer tube 1, the inner tube 2 is kept stable in the outer tube 1 through the support frame 21, and the inner tube 2 is used for pumping liquid in the stomach; a liquid inlet is formed in the side wall of the outer pipe 1, and the outer pipe 1 is used for injecting cleaning liquid into the stomach; the pressure control module 3 is used for adjusting the pressure of the cleaning fluid entering the stomach, so that excessive damage to the stomach is avoided; the double-head motor 4 is used for driving the liquid inlet pump 5 and the liquid outlet pump 6 to work simultaneously; the liquid inlet pump 5 is used for injecting cleaning liquid into the outer pipe 1 through a liquid inlet, and the liquid inlet pump 5 is connected with a cleaning liquid bottle 7; the liquid outlet pump 6 is used for pumping out liquid in the stomach through the inner tube 2, the liquid outlet pump 6 is connected with the recovery bottle 8, and the liquid inlet pump 5 and the liquid outlet pump 6 are both connected with a one-way valve; the control box 9 is used for controlling the operation of the gastric lavage machine.
The outer tube 1 is provided with a liquid outlet hole 11, and the liquid outlet hole 11 on the outer tube 1 is used for washing the stomach lateral wall and the esophagus. The existence of liquid outlet hole 11 on outer tube 1 makes the harmful substance in the adhesion stomach wall or the esophagus can both be washd down, has improved work efficiency and abluent effect.
The pressure control module 3 comprises a pressure control plate 31, a steel wire rope 32, a winding drum 33, a winding motor 34 and an ultrasonic probe 35, and a sliding groove is vertically formed in the outer wall of one end, placed into the stomach, of the inner tube 2; the pressure control plate 31 is arranged on the outer side of the inner pipe 2 through a sliding chute, the pressure control plate 31 can slide along the inner pipe 2 to block the outer pipe 1, and the pressure control plate 31 is used for controlling the flow of the cleaning liquid flowing out of the end part of the outer pipe 1; the steel wire rope 32 is positioned between the outer pipe 1 and the inner pipe 2, and the steel wire rope 32 is used for pulling the movement of the pressure control plate 31; the winding drum 33 is used for winding the steel wire rope 32; the winding motor 34 is used for driving the winding drum 33 to rotate; the ultrasonic probe 35 is arranged on the pressure control plate 31, and the ultrasonic probe 35 is used for detecting the volume change of the stomach. When the ultrasonic probe 35 detects that the volume change in the stomach is too large, the pressure in the stomach is over large at the moment, the winding motor 34 drives the winding drum 33 to rotate, the winding drum 33 winds the steel wire rope 32 on the winding drum 33, the steel wire rope 32 pulls the air compression plate to move towards the end part of the outer tube 1, the flow of cleaning liquid flowing out from the space between the inner tube 1 and the outer tube 1 is reduced, and the bleeding in the stomach is avoided.
The control box 9 is provided with a speed regulating knob 91, a pressure regulating knob 92 and a mode conversion switch 93, wherein the speed regulating knob 91 is used for regulating the rotating speed of the double-head motor 4; the pressure regulating knob 92 is used for controlling the winding motor 34 to drive the winding drum 33 to work; the mode conversion switch 93 is used for realizing manual and automatic control of the winding drum 33, the winding motor 34 can drive the winding drum 33 to work in an automatic state, and the winding drum 33 is manually rotated in a manual state. When the mode conversion switch 93 is switched to the automatic mode, the winding motor 34 is connected with the winding drum 33, and the winding motor 34 can drive the winding drum 33 to work by rotating the pressure regulating knob 92; when the mode conversion switch 93 is switched to the manual mode, the winding motor 34 is separated from the winding drum 33, and the steel wire rope 32 can be wound on the winding drum 33 by manually rotating the winding drum 33; the speed control knob 91 controls the rotation of the double-headed motor 4, thereby controlling the entry of the cleansing liquid into the stomach.
And a luminol reagent and a light-transmitting spectrum detector are arranged in the recovery bottle 8, the luminol reagent can turn into blue-purple when meeting blood, and the light-transmitting spectrum detector is used for detecting color change in eluate and judging whether gastrorrhagia occurs. When the bleeding amount of the stomach is not large, the color of the eluate is changed by the luminol reagent, and the detected result is fed back to the control box 9 by the light-transmitting spectrum detector, so that the large-area bleeding of the stomach is avoided, and the safety of a patient is ensured.
The specific working process is as follows:
when the device works, the liquid inlet pump 5 injects cleaning liquid into the outer pipe 1 through the liquid inlet to wash the stomach; simultaneously, the liquid pump 6 pumps out the liquid in the stomach through the inner tube 2 and flows into the recovery bottle 8. When the ultrasonic probe 35 detects that the volume change in the stomach is too large, the pressure in the stomach is over large at the moment, the winding motor 34 drives the winding drum 33 to rotate, the winding drum 33 winds the steel wire rope 32 onto the winding drum 33, the steel wire rope 32 pulls the air compression plate to move towards the end part of the outer tube 1, the flow of cleaning liquid flowing out from the space between the inner tube and the outer tube is reduced, and the bleeding in the stomach is avoided.
When the mode conversion switch 93 is switched to the automatic mode, the winding motor 34 is connected with the winding drum 33, and the winding motor 34 can drive the winding drum 33 to work by rotating the pressure regulating knob 92; when the mode conversion switch 93 is switched to the manual mode, the winding motor 34 is separated from the winding drum 33, and the steel wire rope 32 can be wound on the winding drum 33 by manually rotating the winding drum 33; the speed control knob 91 controls the rotation of the double-headed motor 4, thereby controlling the entry of the cleansing liquid into the stomach.
When the bleeding amount of the stomach is not large, the color of the eluate is changed by the luminol reagent, and the detected result is fed back to the control box 9 by the light-transmitting spectrum detector, so that the large-area bleeding of the stomach is avoided, and the safety of a patient is ensured.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims (4)

1. The utility model provides an intelligence gastrolavage instrument suitable for medical emergency department which characterized in that: the device comprises an outer tube (1), an inner tube (2), a pressure control module (3), a double-end motor (4), a liquid inlet pump (5), a liquid outlet pump (6), a washing liquid bottle (7), a recovery bottle (8), a one-way valve and a control box (9), wherein the inner tube (2) is positioned inside the outer tube (1), a support frame (21) is arranged on the outer wall of the inner tube (2), the support frame (21) is in contact with the inner wall of the outer tube (1), the inner tube (2) is kept stable in the outer tube (1) through the support frame (21), and the inner tube (2) is used for pumping liquid inside the stomach; a liquid inlet is formed in the side wall of the outer pipe (1), and the outer pipe (1) is used for injecting cleaning liquid into the stomach; the pressure control module (3) is used for adjusting the pressure of cleaning fluid entering the stomach, so that excessive damage to the stomach is avoided; the double-head motor (4) is used for driving the liquid inlet pump (5) and the liquid outlet pump (6) to work simultaneously; the liquid inlet pump (5) is used for injecting cleaning liquid into the outer pipe (1) through a liquid inlet, and the liquid inlet pump (5) is connected with the cleaning liquid bottle (7); the liquid outlet pump (6) is used for pumping out liquid in the stomach through the inner tube (2), the liquid outlet pump (6) is connected with the recovery bottle (8), and the liquid inlet pump (5) and the liquid outlet pump (6) are both connected with a one-way valve; the control box (9) is used for controlling the operation of the gastric lavage machine;
the pressure control module (3) comprises a pressure control plate (31), a steel wire rope (32), a winding drum (33), a winding motor (34) and an ultrasonic probe (35), and a sliding groove is vertically formed in the outer wall of one end, placed into the stomach, of the inner tube (2); the control pressure plate (31) is arranged on the outer side of the inner pipe (2) through a sliding chute, the control pressure plate (31) can slide along the inner pipe (2) to block the outer pipe (1), and the control pressure plate (31) is used for controlling the flow rate of the cleaning liquid flowing out of the end part of the outer pipe (1); the steel wire rope (32) is positioned between the outer pipe (1) and the inner pipe (2), and the steel wire rope (32) is used for pulling the movement of the control pressure plate (31); the winding drum (33) is used for winding a steel wire rope (32); the winding motor (34) is used for driving the winding drum (33) to rotate; the ultrasonic probe (35) is arranged on the pressure control plate (31), and the ultrasonic probe (35) is used for detecting the volume change of the stomach.
2. The intelligent gastric lavage instrument suitable for medical emergency department according to claim 1, characterized in that: liquid outlet holes (11) are formed in the outer tube (1), and the liquid outlet holes (11) in the outer tube (1) are used for washing the stomach side wall and the esophagus.
3. The intelligent gastric lavage instrument suitable for medical emergency department according to claim 1, characterized in that: a speed regulating knob (91), a pressure regulating knob (92) and a mode conversion switch (93) are arranged on the control box (9), and the speed regulating knob (91) is used for regulating the rotating speed of the double-head motor (4); the pressure regulating knob (92) is used for controlling the winding motor (34) to drive the winding drum (33) to work; the mode conversion switch (93) is used for realizing manual and automatic control of the winding drum (33), the winding motor (34) can drive the winding drum (33) to work in an automatic state, and the winding drum (33) is manually rotated in a manual state.
4. The intelligent gastric lavage instrument suitable for medical emergency department according to claim 1, characterized in that: and a luminol reagent and a light-transmitting spectrum detector are arranged in the recovery bottle (8), the luminol reagent can be changed into blue-purple when meeting blood, and the light-transmitting spectrum detector is used for detecting color change in eluate.
CN201810179518.4A 2018-03-05 2018-03-05 Intelligent gastric lavage instrument suitable for medical emergency department Expired - Fee Related CN108543134B (en)

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CN108543134B true CN108543134B (en) 2021-01-15

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113546267A (en) * 2021-06-09 2021-10-26 张智健 Device for removing sputum-stained biomembrane on inner wall of trachea cannula or tracheotomy catheter

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB421024A (en) * 1934-03-21 1934-12-12 Jean Frumusanu Improvements in medical irrigation apparatus
US6138984A (en) * 1997-03-04 2000-10-31 Innovatek Medical Corporation Unitary sphincter valve assembly
CN1344569A (en) * 2001-10-23 2002-04-17 楼正家 Intelligent gastric lavager
CN203525062U (en) * 2013-10-24 2014-04-09 陈莉 Stomach lavage machine for digestive system department
CN203736602U (en) * 2013-12-25 2014-07-30 唐笳倍 Stomach lavage machine
CN205041869U (en) * 2015-09-29 2016-02-24 张艳 Gastric lavage device for digestive internal medicine
CN205126987U (en) * 2015-11-30 2016-04-06 魏秀花 Gastric lavage auxiliary device

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB421024A (en) * 1934-03-21 1934-12-12 Jean Frumusanu Improvements in medical irrigation apparatus
US6138984A (en) * 1997-03-04 2000-10-31 Innovatek Medical Corporation Unitary sphincter valve assembly
CN1344569A (en) * 2001-10-23 2002-04-17 楼正家 Intelligent gastric lavager
CN203525062U (en) * 2013-10-24 2014-04-09 陈莉 Stomach lavage machine for digestive system department
CN203736602U (en) * 2013-12-25 2014-07-30 唐笳倍 Stomach lavage machine
CN205041869U (en) * 2015-09-29 2016-02-24 张艳 Gastric lavage device for digestive internal medicine
CN205126987U (en) * 2015-11-30 2016-04-06 魏秀花 Gastric lavage auxiliary device

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Inventor after: Liu Fuwei

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Inventor after: Ding Guoliang

Inventor after: Li Qiangdong

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Granted publication date: 20210115