CN110652617B - Improved gastric lavage device - Google Patents
Improved gastric lavage device Download PDFInfo
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- CN110652617B CN110652617B CN201910957740.7A CN201910957740A CN110652617B CN 110652617 B CN110652617 B CN 110652617B CN 201910957740 A CN201910957740 A CN 201910957740A CN 110652617 B CN110652617 B CN 110652617B
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- tail end
- ring
- gastric lavage
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- A61M1/0062—
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- 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
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- 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
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- 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
- A61M3/00—Medical syringes, e.g. enemata; Irrigators
- A61M3/02—Enemata; Irrigators
- A61M3/0279—Cannula; Nozzles; Tips; their connection means
- A61M3/0295—Cannula; Nozzles; Tips; their connection means with inflatable balloon
-
- 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
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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 discloses an improved gastric lavage device, which comprises a liquid filling pump, a liquid suction pump, a first conduit, a second conduit, a third conduit, a fourth conduit and a cleaning part, wherein the cleaning part comprises a first sphere, the top of the first sphere is fixedly connected with the outer side of the third conduit through a fixing ring, the tail end of the third conduit is positioned in the first sphere, a circular notch is formed below the first sphere, a plurality of uniformly arranged second through holes are formed in the surface of the first sphere, a sliding ring is movably sleeved on the fourth conduit, the bottom of the sliding ring is fixedly connected with a cylinder body, the cylinder body is selectively inserted to the tail end of the third conduit, the second sphere is connected below the cylinder body in a penetrating manner, the second sphere penetrates through the circular notch, a plurality of uniformly arranged first through holes are formed in the surface of the second sphere, and a first limiting ring is fixedly connected to the outer side of the tail end of the fourth conduit. The invention can improve the defects of the prior art and has better pressure relief and cleaning effects.
Description
Technical Field
The invention relates to a medical appliance, in particular to an improved gastric lavage device.
Background
Gastric lavage refers to pouring a liquid with a certain composition into the stomach cavity, mixing the contents in the stomach and then extracting the mixture, and repeating the steps for many times. The purpose is to eliminate unabsorbed poison in the stomach or clean the stomach cavity, and the utility model is clinically used for preparing before stomach operation and examination. For acute poisoning such as swallowing organic phosphorus, inorganic phosphorus, alkaloid, barbiturate and the like in a short time, gastric lavage is an important rescue measure, and a gastric lavage device is urgently needed to improve the gastric lavage efficiency and reduce the harm to patients. Chinese patent CN 203123153U discloses a gastric lavage machine. The constant flow valve is arranged on the gastric tube, so that the pressure which is suddenly increased is relieved, the condition that the patient suffers from acute gastric dilatation or gastrorrhagia due to high pressure for a while is avoided, the protection effect is limited only by the constant flow valve, in addition, the liquid filling and liquid discharging are finished only by one tube, the liquid filling and liquid discharging cannot be finished simultaneously, the cleaning effect is low, meanwhile, the experience of the patient is poor, and the application range of the gastric lavage machine is limited.
Disclosure of Invention
The invention aims to provide an improved gastric lavage device which can overcome the defects of the prior art and has better pressure relief and cleaning effects.
In order to solve the technical problems, the technical scheme adopted by the invention is as follows.
An improved gastric lavage device comprises a liquid filling pump and a liquid suction pump, wherein a first conduit is connected on the liquid filling pump in a penetrating way, a second conduit is connected on the liquid suction pump in a penetrating way, a third conduit is connected on the first conduit in a penetrating way, the tail end of the third conduit is connected with a cleaning part, a fourth conduit is inserted in the inner center of the third conduit and is connected with the second conduit in a penetrating way, the cleaning part comprises a first sphere, the top of the first sphere is fixedly connected with the outer side of the third conduit through a fixing ring, the tail end of the third conduit is positioned in the first sphere, a circular notch is arranged below the first sphere, a plurality of second through holes which are uniformly arranged are arranged on the surface of the first sphere, a sliding ring is movably sleeved on the fourth conduit, a cylinder body is fixedly connected at the bottom of the sliding ring and is selectively inserted into the tail end of the third conduit, a second sphere is connected below the cylinder body in a penetrating way, and the second sphere passes through the circular notch, a plurality of first through holes are uniformly arranged on the surface of the second sphere, and a first limiting ring is fixedly connected to the outer side of the tail end of the fourth conduit.
Preferably, the first conduit is further connected with a constant flow valve.
Preferably, the second conduit is further connected with a U-shaped pipe, and the bottom of the U-shaped pipe is connected with a waste storage bottle through a fifth conduit.
Preferably, a second limiting ring is fixedly connected to the outer side of the tail end of the third conduit.
Preferably, the outer side of the slip ring is further connected with a plurality of hinge wheels which are arranged in an annular mode, the hinge wheels are movably hinged with supports, and annular films are connected below the supports.
Adopt the beneficial effect that above-mentioned technical scheme brought to lie in: the invention relates to a gastric lavage device, wherein a liquid filling pump is used for generating positive pressure of liquid and flushing cleaning liquid into the stomach of a patient through a first catheter and a third catheter, a liquid suction pump is used for generating negative pressure and sucking out the liquid in the stomach through a second catheter and a fourth catheter, a cleaning part connected with the tail end of the third catheter is used for injecting cleaning liquid into the stomach and sucking out the liquid in the stomach, the third catheter, the fourth catheter and the cleaning part are disposable articles and can be discarded after being used, a cylinder body in the cleaning part is positioned at the inner side of the third catheter before being used, a second ball body at the lower end of the cylinder body is positioned below the inner side of the first ball body, so that the cleaning part only has the volume of the first ball body before being used, thereby the cleaning part can extend into the stomach of the patient more easily, discomfort of the patient can not be caused during extending, and after the stomach is entered, the working process of the invention is as follows, the liquid filling pump flushes the cleaning liquid into the third catheter through the first catheter, because the cylinder body is movably sleeved with the fourth guide pipe through the sliding ring, the cylinder body at the inner side of the third guide pipe can be pushed out under the flowing pressure of the cleaning liquid, and simultaneously the second ball body connected with the cylinder body extends out of the outer side of the first ball body, at the moment, the cleaning liquid can be sprayed out from the outer side of the third guide pipe and acts on the upper end of the cylinder body, the cleaning liquid is firstly discharged into the first ball body and then discharged out through the second through hole and the circular notch on the first ball body and enters the stomach of a patient, compared with the prior art, the process avoids the situation that the water pressure acts on the stomach of the patient instantly in the starting process, avoids the discomfort of the patient, further, the second ball body extends out of the outer side of the first ball body, the second ball body and the first ball body have a certain distance difference, under the action of the liquid suction pump, the negative pressure is generated in the second ball body through the second guide pipe and the fourth guide pipe, and the liquid in the stomach is sucked out through the first through hole, because second spheroid and first spheroidal distance difference make first spheroidal exhaust liquid can not immediately by the suction of second spheroid to guarantee that liquid can carry out effectual clearance to patient's the stomach, first spacing ring can prevent that the sliding ring from deviating from the fourth pipe, thereby through above-mentioned mode, can reach better slow-pressing and cleaning performance, and improve patient's use and experience. The first conduit is connected with the constant flow valve, so that the pressure stability of liquid output by the liquid filling pump can be ensured to a certain extent. And the bottom of the U-shaped pipe on the second guide pipe is communicated with a fifth guide pipe which is used for discharging the sucked waste liquid into the waste storage bottle. The second limiting ring on the outer side of the tail end of the third guide pipe is in mutual contact with the second ball body before use, has a certain limiting effect, and is convenient for position limitation during installation in a manufacturing plant. Through articulated wheel activity articulated support on the sliding ring, a thin film for supporting the ring shape, thereby form the structure of a similar "umbrella" shape, remove when the sliding ring outside and deviate from the third pipe, and make support and thin film deviate from behind the third pipe, under third pipe spun water pressure effect, each support is opened and is made the thin film open to the outside, form the "umbrella" structure of opening, this structure can carry out certain sheltering from to the first spheroidal circular breach of below, further prevent that third pipe spun liquid from directly passing through circular breach and being used in on the stomach, cause patient's discomfort, in addition, under third pipe spun liquid pressure effect, this "umbrella" also can form certain effort to the outside, prevent under the negative pressure effect, the withdrawal of second spheroid.
Drawings
FIG. 1 is a block diagram of one embodiment of the present invention.
FIG. 2 is a structural view of a cleaning unit before use in accordance with an embodiment of the present invention.
FIG. 3 is a structural view of a cleaning unit in use according to an embodiment of the present invention.
Fig. 4 is a structural view of the inside of the first sphere in one embodiment of the present invention.
Fig. 5 is a partially enlarged structural view of a portion a of fig. 4 according to an embodiment of the present invention.
FIG. 6 is a diagram of the structure of a membrane in accordance with one embodiment of the present invention.
In the figure: 1. a liquid filling pump; 2. a liquid suction pump; 3. a first conduit; 4. a second conduit; 5. a constant flow valve; 6. a third conduit; 7. a fourth conduit; 8. a U-shaped tube; 9. a fifth conduit; 10. storing a waste bottle; 11. a fixing ring; 12. a first sphere; 13. a rubber ring; 14. a second sphere; 15. a first limit ring; 16. a first through hole; 17. a second stop collar; 18. a barrel; 19. a convex ring; 20. a third limit ring; 21. a support; 22. a film; 23. a hinged wheel; 24. a slip ring; 25. a second through hole; 26. a cleaning section; 27. a circular notch; 28. and (4) a groove.
Detailed Description
The standard parts used in the invention can be purchased from the market, the special-shaped parts can be customized according to the description and the description of the attached drawings, and the specific connection mode of each part adopts the conventional means of mature bolts, rivets, welding, sticking and the like in the prior art, and the detailed description is not repeated.
Referring to fig. 1-6, a specific embodiment of the present invention includes a priming pump 1 and a liquid suction pump 2, a first conduit 3 is connected to the priming pump 1, a second conduit 4 is connected to the liquid suction pump 2, a third conduit 6 is connected to the first conduit 3, a cleaning part 26 is connected to the end of the third conduit 6, a fourth conduit 7 is inserted into the center of the third conduit 6, the fourth conduit 7 is connected to the second conduit 4, the cleaning part 26 includes a first sphere 12, the top of the first sphere 12 is fixedly connected to the outer side of the third conduit 6 through a fixing ring 11, the end of the third conduit 6 is located in the first sphere 12, a circular gap 27 is opened below the first sphere 12, a plurality of second through holes 25 are opened on the surface of the first sphere 12, a slip ring 24 is movably sleeved on the fourth conduit 7, a cylinder 18 is fixedly connected to the bottom of the slip ring 24, the cylinder 18 is selectively inserted into the tail end of the third conduit 6, a second ball 14 is connected below the cylinder 18 in a penetrating manner, the second ball 14 penetrates through the circular notch 27, a plurality of first through holes 16 which are uniformly arranged are formed in the surface of the second ball 14, and a first limiting ring 15 is fixedly connected to the outer side of the tail end of the fourth conduit 7. The gastric lavage device of the invention, the liquid filling pump 1 is used for generating positive pressure of liquid and flushing cleaning liquid into the stomach of a patient through the first conduit 3 and the third conduit 6, the liquid suction pump 2 is used for generating negative pressure and sucking out the liquid in the stomach through the second conduit 4 and the fourth conduit 7, the cleaning part 26 connected with the tail end of the third conduit 6 is used for injecting cleaning liquid into the stomach and sucking out the liquid in the stomach, the third conduit 6, the fourth conduit 7 and the cleaning part 26 of the invention are disposable articles and can be discarded after being used, before being used, the cylinder 18 in the cleaning part 26 is positioned at the inner side of the third conduit 6, and the second sphere 14 at the lower end of the cylinder 18 is positioned below the inner side of the first sphere 12, so that the cleaning part 26 only has the volume of the first sphere 12 before being used, thereby being more easily inserted into the stomach of the patient and causing no discomfort to the patient during the insertion process, after entering the stomach, the working process of the present invention is as follows, the liquid filling pump 1 will flush the cleaning liquid into the third conduit 6 through the first conduit 3, since the cylinder 18 is movably sleeved with the fourth conduit 7 through the slip ring 24, under the flowing pressure of the cleaning liquid, the cylinder 18 inside the third conduit 6 will be pushed out, and at the same time, the second sphere 14 connected with the cylinder 18 will extend outside the first sphere 12, at this time, the cleaning liquid will be sprayed out from the outside of the third conduit 6 and act on the upper end of the cylinder 18, the cleaning liquid will be discharged to the inside of the first sphere 12 first, then will be discharged through the second through hole 25 and the circular notch 27 on the first sphere 12 and enter the stomach of the patient, compared with the prior art, this process avoids the water pressure acting on the stomach of the patient instantaneously during the starting process, avoids the discomfort of the patient, further, the second sphere 14 extends outside the first sphere 12, make second spheroid 14 and first spheroid 12 have certain distance difference, under the imbibition pump 2 effect, make the inside negative pressure that produces of second spheroid through second pipe 4 and fourth pipe 7, and through the suction of the liquid of first through-hole 16 in with the stomach, because the distance difference of second spheroid 14 and first spheroid 12, make the first 12 exhaust liquid of spheroid can not immediately be by the suction of second spheroid 14, thereby guarantee that liquid can carry out effectual clearance to patient's stomach, first spacing ring 15 can prevent that sliding ring 24 from deviating from fourth pipe 7, thereby pass through above-mentioned mode, can reach better slow compression and cleaning performance, and improve patient's use and experience. The first conduit 3 is also connected with a constant flow valve 5. The first conduit 3 is connected with the constant flow valve 5, so that the pressure stability of the liquid output by the liquid filling pump 1 can be ensured to a certain extent. The second conduit 4 is also connected with a U-shaped pipe 8, and the bottom of the U-shaped pipe 8 is connected with a waste storage bottle 10 through a fifth conduit 9. A fifth conduit 9 connected to the bottom of the U-shaped pipe 8 of the second conduit 4 for discharging the waste liquid sucked into the waste bottle 10. And a second limit ring 17 is fixedly connected to the outer side of the tail end of the third conduit 6. The second limiting ring 17 at the outer side of the tail end of the third conduit 6 is contacted with the second ball 14 before use, so that a certain limiting effect is achieved, and the position is convenient to limit during installation in a manufacturing plant. The outer side of the slip ring 24 is also connected with a plurality of hinged wheels 23 which are arranged in an annular shape, the hinged wheels 23 are movably hinged with supports 21, and the lower parts of the supports 21 are connected with annular films 22. The slip ring 24 is movably hinged with the support 21 through the hinge wheel 23, and is used for supporting the circular film 22, so as to form a structure similar to an 'umbrella' shape, when the slip ring 24 moves outwards to be separated from the third conduit 6, and the support 21 and the film 22 are separated from the third conduit 6, under the action of water pressure sprayed by the third conduit 6, each support 21 is opened outwards and the film 22 is opened, so as to form an opened 'umbrella' structure, which can shield the circular gap 27 of the first sphere 12 below to a certain extent, further prevent the liquid sprayed by the third conduit 6 from directly acting on the stomach through the circular gap 27, and cause discomfort of a patient, and in addition, under the action of the pressure of the liquid sprayed by the third conduit 6, the 'umbrella' can also form a certain outwards acting force, so as to prevent the second sphere 14 from retracting under the action of negative pressure.
In addition, the bottom of the first sphere 12 is fixedly connected with a rubber ring 13, the rubber ring 13 is positioned outside the circular gap 27, the rubber ring 13 is selectively contacted with the second sphere 14, the outer side of the top end of the cylinder 18 is fixedly connected with a third limiting ring 20, the outer side of the third limiting ring 20 is provided with a circular groove 28, the inner side of the third conduit 6 is fixedly connected with a convex ring 19, and the convex ring 19 is positioned in the groove 28. through the structure, the cleaning part 26 of the invention, before use, the rubber ring 13 outside the circular gap 27 is tightly contacted with the second sphere 14, the elastic characteristic of the rubber ring 13 can block the second sphere 14 to a certain extent, and the outer side of the cylinder 18 is fixedly connected with the third limiting ring 20, the outer side groove 28 of which can be embedded with the convex ring 19 inside the third conduit 6, so as to generate an embedded structure, which can further play a role in position limitation, and can ensure that before use, especially, during the process that cleaning portion 26 extends into the stomach of the patient, first ball 12 and second ball 14 will not be separated, which prevents discomfort to the patient, and rubber ring 13 and second ball 14, groove 28 and collar 19 can be quickly separated under the pressure of the cleaning liquid.
The devices such as the liquid filling pump, the constant flow valve and the liquid suction pump used in the present invention are fully disclosed in the patent documents cited in the background art, belong to the mature prior art, and the detailed structure thereof is not described in detail herein.
In the description of the present invention, it is to be understood that the terms "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, are merely for convenience of description of the present invention, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.
The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. 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 (5)
1. An improved gastric lavage device comprising a priming pump (1) and a suction pump (2), characterized in that: the device is characterized in that a first conduit (3) is connected on the liquid filling pump (1) in a penetrating manner, a second conduit (4) is connected on the liquid suction pump (2) in a penetrating manner, a third conduit (6) is connected on the first conduit (3) in a penetrating manner, the tail end of the third conduit (6) is connected with a cleaning part (26), a fourth conduit (7) is inserted in the inner center of the third conduit (6), the fourth conduit (7) is connected with the second conduit (4) in a penetrating manner, the cleaning part (26) comprises a first sphere (12), the top of the first sphere (12) is fixedly connected with the outer side of the third conduit (6) through a fixing ring (11), the tail end of the third conduit (6) is positioned in the first sphere (12), a round notch (27) is formed below the first sphere (12), a plurality of second through holes (25) which are uniformly arranged are formed in the surface of the first sphere (12), and a slip ring (24) is movably sleeved on the fourth conduit (7), the bottom fixedly connected with barrel (18) of sliding ring (24), the tail end of establishing to third pipe (6) is inserted selectively in barrel (18), the below through connection of barrel (18) has second spheroid (14), circular breach (27) are passed in second spheroid (14), the first through-hole (16) of a plurality of align to grid have been seted up on the surface of second spheroid (14), the first spacing ring (15) of tail end outside still fixedly connected with of fourth pipe (7).
2. The improved gastric lavage of claim 1 wherein: the first conduit (3) is also connected with a constant flow valve (5).
3. The improved gastric lavage of claim 1 wherein: the second guide pipe (4) is also connected with a U-shaped pipe (8), and the bottom of the U-shaped pipe (8) is connected with a waste storage bottle (10) through a fifth guide pipe (9).
4. The improved gastric lavage of claim 1 wherein: the outer side of the tail end of the third conduit (6) is also fixedly connected with a second limiting ring (17).
5. The improved gastric lavage of claim 1 wherein: the outer side of the slip ring (24) is also connected with a plurality of hinge wheels (23) which are arranged in an annular mode, the hinge wheels (23) are movably hinged with supports (21), and annular films (22) are connected below the supports (21).
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CN201910957740.7A CN110652617B (en) | 2019-10-10 | 2019-10-10 | Improved gastric lavage device |
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CN201910957740.7A CN110652617B (en) | 2019-10-10 | 2019-10-10 | Improved gastric lavage device |
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CN110652617B true CN110652617B (en) | 2022-07-01 |
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CN203123153U (en) * | 2013-03-18 | 2013-08-14 | 曹淑芳 | Stomach irrigator |
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CN208552673U (en) * | 2017-10-12 | 2019-03-01 | 崔静 | A kind of stomach tube for department of gastroenterology |
CN209332844U (en) * | 2018-12-25 | 2019-09-03 | 彭延春 | A kind of gastrointestinal decompression |
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CN202211746U (en) * | 2011-08-11 | 2012-05-09 | 杨涛 | Multipurpose endoscope |
CN204219484U (en) * | 2014-10-08 | 2015-03-25 | 张锐 | A kind of New gastrolavage machine |
CN204699130U (en) * | 2015-06-19 | 2015-10-14 | 李秀真 | A kind of multi-functional combination of Chinese and Western medicine stomach tube for department of gastroenterology |
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EP1488821A2 (en) * | 2003-06-18 | 2004-12-22 | Terumo Kabushiki Kaisha | infusion and drainage catheter and control |
WO2005079673A2 (en) * | 2004-02-13 | 2005-09-01 | Satiety, Inc. | Methods for reducing hollow organ volume |
CN201807067U (en) * | 2010-10-11 | 2011-04-27 | 马丰庆 | Stomach irrigator |
CN201921283U (en) * | 2010-12-21 | 2011-08-10 | 郝立鹏 | Novel gastric tube |
CN203123153U (en) * | 2013-03-18 | 2013-08-14 | 曹淑芳 | Stomach irrigator |
CN204521773U (en) * | 2015-04-03 | 2015-08-05 | 重庆医科大学附属永川医院 | A kind of gastrolavage tube |
CN204995796U (en) * | 2015-09-03 | 2016-01-27 | 黄维荣 | Sinus frontalis washing unit is used to otolaryngology branch of academic or vocational study |
CN205649691U (en) * | 2016-03-16 | 2016-10-19 | 河南科技大学第一附属医院 | Dual -purpose anti -overflow enema transfer line of lavage |
CN208552673U (en) * | 2017-10-12 | 2019-03-01 | 崔静 | A kind of stomach tube for department of gastroenterology |
CN209332844U (en) * | 2018-12-25 | 2019-09-03 | 彭延春 | A kind of gastrointestinal decompression |
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CN110652617A (en) | 2020-01-07 |
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