CN109200375A - A kind of pediatrician's negative pressure gastric lavage device - Google Patents
A kind of pediatrician's negative pressure gastric lavage device Download PDFInfo
- Publication number
- CN109200375A CN109200375A CN201811154472.7A CN201811154472A CN109200375A CN 109200375 A CN109200375 A CN 109200375A CN 201811154472 A CN201811154472 A CN 201811154472A CN 109200375 A CN109200375 A CN 109200375A
- Authority
- CN
- China
- Prior art keywords
- bath box
- exhausted bath
- tube
- washing lotion
- liquid
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES 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
- A61M3/00—Medical syringes, e.g. enemata; Irrigators
- A61M3/02—Enemata; Irrigators
- A61M3/0233—Enemata; Irrigators characterised by liquid supply means, e.g. from pressurised reservoirs
- A61M3/0254—Enemata; Irrigators characterised by liquid supply means, e.g. from pressurised reservoirs the liquid being pumped
- A61M3/0258—Enemata; Irrigators characterised by liquid supply means, e.g. from pressurised reservoirs the liquid being pumped by means of electric pumps
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES 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
- A61M3/00—Medical syringes, e.g. enemata; Irrigators
- A61M3/02—Enemata; Irrigators
- A61M3/0279—Cannula; Nozzles; Tips; their connection means
- A61M3/0283—Cannula; Nozzles; Tips; their connection means with at least two inner passageways, a first one for irrigating and a second for evacuating
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES 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
- A61M3/00—Medical syringes, e.g. enemata; Irrigators
- A61M3/02—Enemata; Irrigators
- A61M3/0279—Cannula; Nozzles; Tips; their connection means
- A61M3/0287—Cannula; Nozzles; Tips; their connection means with an external liquid collector
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES 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
- A61M2210/00—Anatomical parts of the body
- A61M2210/10—Trunk
- A61M2210/1042—Alimentary tract
- A61M2210/1053—Stomach
Landscapes
- 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 technical field of medical equipment, in particular a kind of pediatrician negative pressure gastric lavage device, including mounting, the side of the mounting is fixedly installed with washing lotion case and exhausted bath box, washing lotion case is located at the side of exhausted bath box, the top side of the washing lotion case is equipped with liquid-feeding tube and liquid suction pipe, and liquid-feeding tube is located at the side of liquid suction pipe, and the bottom end of the liquid suction pipe extends in washing lotion case；When needing to carry out gastric lavage to pediatric patient, by the stomach of Lavage tube insertion patient, close solenoid valve, start vacuum pump, vacuum pump extracts the liquid of gastric lavage in washing lotion case out, by sparge pipe and enter Lavage tube, patient's stomach is entered by through-hole, closes vacuum pump, open solenoid valve and aspiration pump, air in exhausted bath box is discharged aspiration pump, and negative pressure is formed in exhausted bath box, and the liquid of gastric lavage of exhausted bath box patient's stomach, which is flow backwards, to be entered in exhausted bath box, this reciprocal process, aspiration pump and solenoid valve are finally closed, faucet is opened, convenient for processing.
Description
Technical field
The invention belongs to technical field of medical equipment, and in particular to a kind of pediatrician's negative pressure gastric lavage device.
Background technique
Paunch flusher is a kind of Medical Devices, suitable for the rescues such as each medical institutions, first-aid centre food poisoning, take poison patient with
And operation consent gastric lavage is used, currently, social resident living rhythm is constantly accelerated, most people's diet is irregular, the health of food
It is there are many examining and unqualified, the food shelf-life can not be paid attention to there are many people, eat deteriorating food, eventually lead to many human hairs yet
Uncooked food intoxication conditions, especially immunization programs for children power is poor, and such case is particularly susceptible generation with children.
Existing technology has the following problems:
1, existing paunch flusher is by positive and negative press pump, two gas control liquid volumetric void fraction units, fluid path switching devices, gas mostly
The integrated composition such as valve group and sensory-control system is controlled, structure is complicated, control is inconvenient, increases treatment difficulty, if things go on like this, significantly
Increase the work difficulty of medical worker；
2, existing Lavage tube is traditional tubular design, can not be applicable in pediatric patients well, cleaning process can be to patient
Organ damages, and brings secondary injury to patient.
Summary of the invention
To solve the problems mentioned above in the background art.The present invention provides a kind of pediatricians to be filled with negative pressure gastric lavage
It sets, has the characteristics that simple and convenient, high safety.
To achieve the above object, the invention provides the following technical scheme: a kind of pediatrician negative pressure gastric lavage device, including
Mounting, the side of the mounting are fixedly installed with washing lotion case and exhausted bath box, and the washing lotion case is located at the side of the exhausted bath box, institute
The top side for stating washing lotion case is equipped with liquid-feeding tube and liquid suction pipe, and the liquid-feeding tube is located at the side of the liquid suction pipe, the liquid suction pipe
Bottom end extend in washing lotion case, the connection of the inlet of the liquid suction pipe one end and vacuum pump far from the washing lotion case is described
Vacuum pump and external power supply are electrically connected, and the vacuum pump is fixedly connected with the mounting, the liquid outlet connection of the vacuum pump
There is sparge pipe, the bottom end seal of the sparge pipe is socketed with Lavage tube, and the top side of the exhausted bath box is equipped with connecting tube, the company
It takes over one end far from exhausted bath box to be fixedly connected with sparge pipe, the connecting tube is connected with sparge pipe, the top of the exhausted bath box
Side is equipped with exhaust tube, and the exhaust tube is located at the side of the connecting tube, the exhaust tube one end and pumping far from exhausted bath box
The connection of air pump air inlet, the aspiration pump are fixedly connected with mounting, and the aspiration pump and external power supply are electrically connected, the pumping
The gas outlet of pump is connected with escape pipe.
Preferably, check valve is installed, the check valve is located at the sparge pipe and the connecting tube on the sparge pipe
The top of junction.
Preferably, solenoid valve is installed, the solenoid valve and external power supply are electrically connected in the connecting tube.
Preferably, the bottom side of the mounting is equipped with multiple universal wheels.
Preferably, the side of the mounting is equipped with recycling bin, and the exhausted bath box is fixed close to the side of the recycling bin
Conduit is installed, the conduit is connected with the exhausted bath box, and the conduit is equipped with faucet far from one end of the exhausted bath box,
The faucet is located at the surface of the recycling bin.
Preferably, there are two retaining collar, the washing lotion case and institutes close to the fixed installation of the side of washing lotion case for the mounting
It states exhausted bath box to be fixedly attached with two retaining collars respectively, the mounting is fixedly installed with multiple close to the side of washing lotion case
Frame, the liquid suction pipe, the sparge pipe, the connecting tube and the exhaust tube are fixedly connected with the bracket.
Preferably, the bottom end of the Lavage tube is Seal Design, and the bottom end of the Lavage tube is arc-shaped, the Lavage tube
Periphery offers multiple through-holes, and the through-hole is connected with the inside of the Lavage tube.
Compared with prior art, the beneficial effects of the present invention are:
1, of the invention, when needing to carry out gastric lavage to pediatric patient, by the stomach of Lavage tube insertion patient, close electromagnetism
Valve, start vacuum pump, vacuum pump by washing lotion case liquid of gastric lavage extract out, by sparge pipe and enter Lavage tube, by through-hole into
Enter patient's stomach, close vacuum pump, open solenoid valve and aspiration pump, the air in exhausted bath box is discharged aspiration pump, in exhausted bath box
Negative pressure is formed, the liquid of gastric lavage of exhausted bath box patient's stomach, which is flow backwards, to be entered in exhausted bath box, this reciprocal process finally closes aspiration pump and electricity
Magnet valve opens faucet, and the waste liquid in exhausted bath box flows via a conduit in recycling bin, convenient for processing.
2, of the invention, the esophagus and stomach wall of pediatric patient are all more fragile, and the bottom end of Lavage tube is designed arc-shaped appearance, will not scrape
The esophagus and stomach wall of sick and wounded people, the bottom end of Lavage tube are Seal Design, avoid negative pressure that stomach wall is sucked when recycling liquid of gastric lavage,
Damage stomach wall, high safety.
Detailed description of the invention
Attached drawing is used to provide further understanding of the present invention, and constitutes part of specification, with reality of the invention
It applies example to be used to explain the present invention together, not be construed as limiting the invention.In the accompanying drawings:
Fig. 1 is the structural diagram of the present invention；
Fig. 2 is the side structure schematic view in the present invention；
Fig. 3 is the structural schematic diagram of the Lavage tube in the present invention；
In figure: 1, mounting；2, washing lotion case；3, exhausted bath box；4, liquid-feeding tube；5, liquid suction pipe；6, vacuum pump；7, sparge pipe；8,
Lavage tube；9, check valve；10, connecting tube；11, exhaust tube；12, aspiration pump；13, escape pipe；14, solenoid valve；15, conduit；16,
Faucet；17, retaining collar；18, bracket；19, through-hole；20, recycling bin.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Embodiment 1
Please refer to Fig. 1-3, the present invention the following technical schemes are provided: a kind of pediatrician with negative pressure gastric lavage device, including seat
Frame 1 is equipped with control panel and switch button on mounting 1, and the side of mounting 1 is fixedly installed with washing lotion case 2 and exhausted bath box 3, washes
Liquid case 2 is located at the side of exhausted bath box 3, and the top side of washing lotion case 2 is equipped with liquid-feeding tube 4 and liquid suction pipe 5, and liquid-feeding tube 4 is located at liquid suction pipe 5
Side, the bottom end of liquid suction pipe 5 extends in washing lotion case 2, the inlet of liquid suction pipe 5 one end far from washing lotion case 2 and vacuum pump 6
Connection, vacuum pump 6 and external power supply are electrically connected, and the model KVP15 of vacuum pump 6, vacuum pump 6 is fixedly connected with mounting 1, very
The liquid outlet of sky pump 6 is connected with sparge pipe 7, and the bottom end seal of sparge pipe 7 is socketed with Lavage tube 8, and the top side of exhausted bath box 3 is equipped with
Connecting tube 10, the one end of connecting tube 10 far from exhausted bath box 3 are fixedly connected with sparge pipe 7, and connecting tube 10 is connected with sparge pipe 7,
The top side of exhausted bath box 3 is equipped with exhaust tube 11, and exhaust tube 11 is located at the side of connecting tube 10, the model of aspiration pump 12
7A12D60R52, the one end of exhaust tube 11 far from exhausted bath box 3 are connect with 12 air inlet of aspiration pump, and aspiration pump 12 and mounting 1 are fixed
Connection, aspiration pump 12 and external power supply are electrically connected, and the gas outlet of aspiration pump 12 is connected with escape pipe 13, sick to paediatrics when needing
When people carries out gastric lavage, Lavage tube 8 is inserted into the stomach of patient, closes solenoid valve 14, starts vacuum pump 6, vacuum pump 6 is by washing lotion case
Liquid of gastric lavage extraction in 2 by sparge pipe 7 and enters Lavage tube 8, enters patient's stomach by through-hole 19, close vacuum pump 6,
Solenoid valve 14 and aspiration pump 12 are opened, the air in exhausted bath box 3 is discharged aspiration pump 12, and negative pressure, exhausted bath box are formed in exhausted bath box 3
The liquid of gastric lavage of 3 patient's stomach, which is flow backwards, to be entered in exhausted bath box 3, this reciprocal process is finally closed aspiration pump 12 and solenoid valve 14, opened
Faucet 16, the waste liquid in exhausted bath box 3 is flowed into recycling bin 20 by conduit 15, convenient for processing, the esophagus and stomach wall of pediatric patient
All more fragile, the bottom end of Lavage tube 8 is designed arc-shaped appearance, will not scratch the esophagus and stomach wall of patient, and the bottom end of Lavage tube 8 is close
Envelope design, avoids negative pressure that stomach wall is sucked when recycling liquid of gastric lavage, damages stomach wall, high safety.
Specifically, being equipped with check valve 9 on sparge pipe 7, the circulating direction of check valve 9 is from top to bottom that check valve 9 is located at
The top of sparge pipe 7 and 10 junction of connecting tube prevents liquid of gastric lavage from flowing back into washing lotion case 2 when negative pressure recycles liquid of gastric lavage.
Specifically, be equipped with solenoid valve 14 in connecting tube 10, the model 2W-200-20 of solenoid valve 14, solenoid valve 14 with
External power supply is electrically connected, and when preventing 6 hydrojet of vacuum pump, liquid of gastric lavage is directly entered in exhausted bath box 3 by connecting tube 10, causes to provide
Source waste.
Specifically, the bottom side of mounting 1 is equipped with multiple universal wheels, it is mobile convenient for mounting 1.
Specifically, the side of mounting 1 is equipped with mounting base, the top side of mounting base offers mounting groove, places in mounting groove
There is recycling bin 20, exhausted bath box 3 is fixedly installed with conduit 15 close to the side of recycling bin 20, and conduit 15 is connected with exhausted bath box 3, leads
Pipe 15 is equipped with faucet 16 far from one end of exhausted bath box 3, and faucet 16 is located at the surface of recycling bin 20, and being convenient for will be in exhausted bath box 3
Waste liquid export carry out toppling over processing.
Specifically, mounting 1 is fixedly mounted close to the side of washing lotion case 2, there are two retaining collar 17, washing lotion case 2 and exhausted bath box
3 are fixedly attached with two retaining collars 17 respectively, and mounting 1 is fixedly installed with multiple brackets 18, drawing liquid close to the side of washing lotion case 2
Pipe 5, sparge pipe 7, connecting tube 10 and exhaust tube 11 are fixedly connected with bracket 18, make washing lotion case 2, exhausted bath box 3, liquid suction pipe 5, spray
Liquid pipe 7, connecting tube 10 and exhaust tube 11 are able to support and fix.
Specifically, the bottom end of Lavage tube 8 is Seal Design, the bottom end of Lavage tube 8 is arc-shaped, and the periphery of Lavage tube 8 opens up
There are multiple through-holes 19, through-hole 19 is connected with the inside of Lavage tube 8, guarantees the esophagus and stomach wall that will not scratch patient, avoids bearing
It pushes back and stomach wall is sucked when receiving liquid of gastric lavage, damage stomach wall.
The working principle of the invention and process for using: the present invention, in use, when needing to wash to pediatric patient
When stomach, Lavage tube 8 is inserted into the stomach of patient, closes solenoid valve 14, starts vacuum pump 6, vacuum pump 6 is by washing in washing lotion case 2
Gastric juice extraction by sparge pipe 7 and enters Lavage tube 8, enters patient's stomach by through-hole 19, close vacuum pump 6, open electromagnetism
The air in exhausted bath box 3 is discharged for valve 14 and aspiration pump 12, aspiration pump 12, and negative pressure, 3 patient's stomach of exhausted bath box are formed in exhausted bath box 3
The liquid of gastric lavage in portion, which is flow backwards, to be entered in exhausted bath box 3, this reciprocal process finally closes aspiration pump 12 and solenoid valve 14, opens faucet 16,
Waste liquid in exhausted bath box 3 is flowed into recycling bin 20 by conduit 15, and convenient for processing, the esophagus and stomach wall of pediatric patient are all more crisp
Weak, the bottom end of Lavage tube 8 is designed arc-shaped appearance, will not scratch the esophagus and stomach wall of patient, and the bottom end of Lavage tube 8 is Seal Design,
It avoids negative pressure that stomach wall is sucked when recycling liquid of gastric lavage, damages stomach wall, high safety.
Finally, it should be noted that the foregoing is only a preferred embodiment of the present invention, it is not intended to restrict the invention,
Although the present invention is described in detail referring to the foregoing embodiments, for those skilled in the art, still may be used
To modify the technical solutions described in the foregoing embodiments or equivalent replacement of some of the technical features.
All within the spirits and principles of the present invention, any modification, equivalent replacement, improvement and so on should be included in of the invention
Within protection scope.
Claims (7)
1. a kind of pediatrician negative pressure gastric lavage device, including mounting (1), it is characterised in that: the side of the mounting (1) is fixed
Washing lotion case (2) and exhausted bath box (3) are installed, the washing lotion case (2) is located at the side of the exhausted bath box (3), the washing lotion case (2)
Top side liquid-feeding tube (4) and liquid suction pipe (5) are installed, the liquid-feeding tube (4) is located at the side of the liquid suction pipe (5), the pumping
The bottom end of liquid pipe (5) extends in washing lotion case (2), the liquid suction pipe (5) one end and vacuum pump far from the washing lotion case (2)
(6) inlet connection, the vacuum pump (6) and external power supply are electrically connected, and the vacuum pump (6) and the mounting (1) are solid
Fixed connection, the liquid outlet of the vacuum pump (6) are connected with sparge pipe (7), and the bottom end seal of the sparge pipe (7) is socketed with gastric lavage
Manage (8), the top side of the exhausted bath box (3) is equipped with connecting tube (10), the one end of the connecting tube (10) far from exhausted bath box (3) with
Sparge pipe (7) is fixedly connected, and the connecting tube (10) is connected with sparge pipe (7), and the top side of the exhausted bath box (3) is equipped with pumping
Tracheae (11), the exhaust tube (11) are located at the side of the connecting tube (10), and the exhaust tube (11) is far from exhausted bath box (3)
One end is connect with aspiration pump (12) air inlet, and the aspiration pump (12) is fixedly connected with mounting (1), the aspiration pump (12) and outer
Portion's power supply is electrically connected, and the gas outlet of the aspiration pump (12) is connected with escape pipe (13).
2. a kind of pediatrician according to claim 1 negative pressure gastric lavage device, it is characterised in that: the sparge pipe (7)
On be equipped with check valve (9), the check valve (9) is located at the top of the sparge pipe (7) Yu the connecting tube (10) junction.
3. a kind of pediatrician according to claim 1 negative pressure gastric lavage device, it is characterised in that: the connecting tube (10)
On be equipped with solenoid valve (14), the solenoid valve (14) and external power supply are electrically connected.
4. a kind of pediatrician according to claim 1 negative pressure gastric lavage device, it is characterised in that: the mounting (1)
Bottom side is equipped with multiple universal wheels.
5. a kind of pediatrician according to claim 1 negative pressure gastric lavage device, it is characterised in that: the mounting (1)
Side is equipped with recycling bin (20), and the exhausted bath box (3) is fixedly installed with conduit (15) close to the side of the recycling bin (20),
The conduit (15) is connected with the exhausted bath box (3), and the conduit (15) is equipped with dragon far from the one end of the exhausted bath box (3)
Head (16), the faucet (16) are located at the surface of the recycling bin (20).
6. a kind of pediatrician according to claim 1 negative pressure gastric lavage device, it is characterised in that: the mounting (1) is leaned on
There are two retaining collar (17) for the side fixed installation of nearly washing lotion case (2), and the washing lotion case (2) and the exhausted bath box (3) are respectively
It is fixedly attached with two retaining collars (17), the mounting (1) is fixedly installed with multiple brackets close to the side of washing lotion case (2)
(18), the liquid suction pipe (5), the sparge pipe (7), the connecting tube (10) and the exhaust tube (11) with the bracket
(18) it is fixedly connected.
7. a kind of pediatrician according to claim 1 negative pressure gastric lavage device, it is characterised in that: the Lavage tube (8)
Bottom end be Seal Design, the bottom end of the Lavage tube (8) is arc-shaped, and the periphery of the Lavage tube (8) offers multiple through-holes
(19), the through-hole (19) is connected with the inside of the Lavage tube (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811154472.7A CN109200375A (en) | 2018-09-30 | 2018-09-30 | A kind of pediatrician's negative pressure gastric lavage device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811154472.7A CN109200375A (en) | 2018-09-30 | 2018-09-30 | A kind of pediatrician's negative pressure gastric lavage device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109200375A true CN109200375A (en) | 2019-01-15 |
Family
ID=64982574
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811154472.7A Pending CN109200375A (en) | 2018-09-30 | 2018-09-30 | A kind of pediatrician's negative pressure gastric lavage device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109200375A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109731176A (en) * | 2019-03-14 | 2019-05-10 | 青岛市妇女儿童医院（青岛市妇幼保健院、青岛市残疾儿童医疗康复中心、青岛市新生儿疾病筛查中心） | A kind of pediatrician's painless gastric lavage device of aspiration-type auxiliary |
| CN110302447A (en) * | 2019-08-01 | 2019-10-08 | 詹玮 | A kind of Gastroenterology dept.'s stomach cleaning plant |
| CN112717210A (en) * | 2020-12-25 | 2021-04-30 | 温州医科大学附属第二医院、温州医科大学附属育英儿童医院 | Negative pressure gastric lavage device for department of pediatrics |
| CN113181461A (en) * | 2021-05-18 | 2021-07-30 | 河南科技大学第一附属医院 | Rotary washing type double-cavity gastric lavage tube |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109731176A (en) * | 2019-03-14 | 2019-05-10 | 青岛市妇女儿童医院（青岛市妇幼保健院、青岛市残疾儿童医疗康复中心、青岛市新生儿疾病筛查中心） | A kind of pediatrician's painless gastric lavage device of aspiration-type auxiliary |
| CN110302447A (en) * | 2019-08-01 | 2019-10-08 | 詹玮 | A kind of Gastroenterology dept.'s stomach cleaning plant |
| CN112717210A (en) * | 2020-12-25 | 2021-04-30 | 温州医科大学附属第二医院、温州医科大学附属育英儿童医院 | Negative pressure gastric lavage device for department of pediatrics |
| CN113181461A (en) * | 2021-05-18 | 2021-07-30 | 河南科技大学第一附属医院 | Rotary washing type double-cavity gastric lavage tube |
| CN113181461B (en) * | 2021-05-18 | 2022-05-17 | 河南科技大学第一附属医院 | Rotary washing type double-cavity gastric lavage tube |
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Application publication date: 20190115 |
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| RJ01 | Rejection of invention patent application after publication |