CN104436328A - Pressing type body fluid aspirator - Google Patents

Pressing type body fluid aspirator Download PDF

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Publication number
CN104436328A
CN104436328A CN201410504178.XA CN201410504178A CN104436328A CN 104436328 A CN104436328 A CN 104436328A CN 201410504178 A CN201410504178 A CN 201410504178A CN 104436328 A CN104436328 A CN 104436328A
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CN
China
Prior art keywords
cylinder
body fluid
purification cylinder
type body
pressing type
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.)
Granted
Application number
CN201410504178.XA
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Chinese (zh)
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CN104436328B (en
Inventor
赵菁
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First Affiliated Hospital of Zhengzhou University
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Individual
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Priority to CN201410504178.XA priority Critical patent/CN104436328B/en
Publication of CN104436328A publication Critical patent/CN104436328A/en
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Publication of CN104436328B publication Critical patent/CN104436328B/en
Expired - Fee Related legal-status Critical Current
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Classifications

    • 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
    • A61M1/00Suction or pumping devices for medical purposes; Devices for carrying-off, for treatment of, or for carrying-over, body-liquids; Drainage systems
    • A61M1/70Gravity drainage systems
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61LMETHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
    • A61L9/00Disinfection, sterilisation or deodorisation of air
    • A61L9/01Deodorant compositions
    • A61L9/014Deodorant compositions containing sorbent material, e.g. activated carbon
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61LMETHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
    • A61L9/00Disinfection, sterilisation or deodorisation of air
    • A61L9/16Disinfection, sterilisation or deodorisation of air using physical phenomena
    • 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
    • A61M1/00Suction or pumping devices for medical purposes; Devices for carrying-off, for treatment of, or for carrying-over, body-liquids; Drainage systems
    • A61M1/71Suction drainage systems
    • A61M1/78Means for preventing overflow or contamination of the pumping systems
    • A61M1/784Means for preventing overflow or contamination of the pumping systems by filtering, sterilising or disinfecting the exhaust air, e.g. swellable filter valves

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  • Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Veterinary Medicine (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Epidemiology (AREA)
  • Vascular Medicine (AREA)
  • Anesthesiology (AREA)
  • Biomedical Technology (AREA)
  • Hematology (AREA)
  • Chemical & Material Sciences (AREA)
  • Materials Engineering (AREA)
  • Respiratory Apparatuses And Protective Means (AREA)

Abstract

A pressing type body fluid aspirator is mainly used for aspirating phlegm in the mouth of a patient when the critical patient is rescued and/or aspirating amniotic fluid in the mouth of an infant. The pressing type body fluid aspirator comprises a cylinder and an upper cover. The cylinder is a flat cylinder with the upper portion open, and the interior of the cylinder is divided into four independent small spaces which comprise a liquid storage cylinder, a primary purification cylinder, a secondary purification cylinder and a negative pressure generation cylinder from left to right. A sponge is placed at the bottom of the liquid storage cylinder. Flow dispersion plates are placed at the lower portion of the primary purification cylinder and the lower portion of the secondary purification cylinder, a layer of active carbon is placed on the flow dispersion plate in the primary purification cylinder, and disinfection liquid medicine is placed in the secondary purification cylinder. A piston rod is inserted into the negative pressure generation cylinder to be connected with a piston in a screwed mode, and a spring is installed below the piston. The pressing type body fluid aspirator has the advantages that operation is easier and faster and saves more labor, and through the two-stage filtration and disinfection of active carbon adsorption and the liquid medicine, most various microorganisms such as bacteria, viruses and allergens in peculiar smell gas of body fluid can be adsorbed, dissolved, killed and locked in the active carbon and the liquid medicine.

Description

Pressing type body fluid respirator
Technical field
The present invention relates to a kind of Medical aspirator, particularly a kind of pressing type body fluid respirator, it be mainly used in drawing expectorant in patient mouth or and baby mouth in amniotic fluid.
Background technology
Within the hospital, medical personnel are when rescuing critical patient, and department of obstetrics and gynecology doctor is when delivering a child neonate, sometimes in order to race against time, usually draw sputum in patient and baby mouth or amniotic fluid with artificial phlegm sucking equipment.The advantage of artificial phlegm sucking equipment does not need power supply, is easy to carry, and uses efficient and convenient.Traditional artificial phlegm sucking equipment is by phlegm storing body, upper cover, and form with two flexible pipes of upper cover UNICOM, use this with artificial phlegm sucking equipment be patient draw sputum in oral cavity or amniotic fluid time, first a flexible pipe is inserted in patient's mouth, medical personnel suck the outside artificial inspiration in end of another root flexible pipe, negative pressure is formed, in the sputum in patient's mouth or inspiration of amniotic fluid phlegm storing body in phlegm storing body.Usual sputum or amniotic fluid have abnormal flavour, containing sputum abnormal flavour, antibacterial, anaphylactogen etc. in these gas with foreign flavor, and will certainly these with in the gas suction inlet of abnormal flavour, pathogenic bacteria in the process of artificial inspiration; Due to sputum in phlegm storing body or polyhydramnios under individual cases, or phlegm storing body tilts to skew, and the sputum in phlegm storing body or amniotic fluid will be made to be sucked in the mouth of oneself by medical personnel, causes medical personnel and vomits nauseating.So both unhygienic, the carrying out of normal work can be affected again.At present, also some sputum aspirator adopts negative pressure sacculus to replace the mouth of people to aspirate, but the abnormal smells from the patient with abnormal flavour pumped out is discharged into indoor immediately, both pollutes room air like this, also have impact on the physical and mental health of medical personnel.
Summary of the invention
The object of the invention is to the defect and the deficiency that make up prior art, avoiding medical personnel to be inhaled in oneself mouth or situation about being issued in room air for there is gas with foreign flavor when patient draws sputum in oral cavity or amniotic fluid using traditional artificial phlegm sucking equipment, providing a kind of pressing type body fluid respirator.When using this aspirator, only just need can form negative pressure in aspirator with the handle on pressing aspirator.This aspirator volume is little, is easy to carry, convenient to use, and the body fluid pumped out all is collected in liquid storage cylinder, and the active carbon of expellant gas device in aspirator and the process of disinfectant solution filtration, purification, effectively can eliminate the gas abnormal flavour in waste gas and virus.
For achieving the above object, the technical solution used in the present invention is as follows: a kind of pressing type body fluid respirator, comprise cylindrical shell, upper cover, pipette, bend pipe, flexible pipe, diffuser plate, check valve, piston, its middle cylinder body is the flat cylinder of the upper opening that is made of plastics, turning type boss is shaped with at the peripheral edge at cylindrical shell upper opening place, four independently little spaces are from left to right separated in cylindrical shell, they are respectively liquid storage cylinder, primary purification cylinder, double purification cylinder, negative pressure generation cylinder, at primary purification cylinder, double purification cylinder, the dividing plate top, left side of negative pressure generation cylinder is respectively shaped with a boss with endoporus, also a boss with endoporus is shaped with above barrel on the right side of negative pressure generation cylinder, all sealing ring is housed in described endoporus, 4 leg-of-mutton brace tables are respectively shaped with in the bottom of primary purification cylinder and double purification cylinder, a passage is shaped with in the lower right of negative pressure generation cylinder, the upper cover be made of plastics is shaped with rectangular seal groove bottom it, the shape of seal groove and the mating shapes at cylindrical shell upper opening place, seal groove is built with rubber gasket, periphery bottom upper cover is evenly equipped with 8 movable snap closes, be shaped with a liquid sucting port on the left of upper cover, on the right side of upper cover, be shaped with a big hole, diffuser plate is tabular, is shaped with the short tube of a up/down perforation on the left of described diffuser plate, and diffuser plate is shaped with the diffusing hole that 20 ~ 40 are played diffusing air current effect, sponge is placed with in the bottom of liquid storage cylinder, two diffuser plates are placed on the brace table of primary purification cylinder and double purification cylinder bottom respectively, a bend pipe is respectively fitted with in the left side dividing plate upper boss of primary purification cylinder and double purification cylinder, two flexible pipes are connected between bend pipe and short tube, layer of active carbon is placed with above diffuser plate in primary purification cylinder, the volume of this active carbon accounts for 70% of primary purification cylinder total measurement (volume), is stamped one block of porous ventilation web plate above active carbon layer, in double purification cylinder, be placed with sterilization medicinal liquid, the volume of this sterilization medicinal liquid accounts for 40% of double purification cylinder total measurement (volume), on the left of negative pressure generation cylinder, a check valve is respectively equipped with at the boss place on dividing plate and barrel top, right side, and the effect of two check valves is all control air-flow can only flow from left to right, upper cover covers on cylindrical shell, presses 8 snap closes, and locked by the turning type boss of snap close and around, make upper cover and cylindrical shell compact siro spinning technology, the pipette with flow regulator is inserted into the liquid sucting port place on the left of upper cover, the big hole of piston rod on the right side of upper cover inserts in negative pressure generation cylinder, and spins with upper piston area, and spring is contained in the below of piston.
Operation principle of the present invention and using method: close actuator, a hands pressing piston rod, piston is made to move downward on earth, at this moment the air of piston lower portion discharges negative pressure generation cylinder through passage, negative pressure is produced in negative pressure generation cylinder above piston, under the effect of negative pressure, the check valve on the left of barrel is opened, and then in whole cylindrical shell, forms negative pressure; Piston upwards under the action of the spring, forms malleation in the space of upper piston area, the closed check valve on the left of at this moment negative pressure generation cylinder, and the check valve on the right side of in the of two is opened, and the gas on negative pressure generation cylinder top discharges cylindrical shell through the check valve of its right upper portion; The mouth of pipe of pipette is aimed at the sputum in patient's mouth or amniotic fluid, open actuator sputum or amniotic fluid are drawn onto in liquid storage cylinder and are absorbed by the sponge, and liquid storage cylinder top is sent to the below of diffuser plate with the bend pipe of gas in primary purification cylinder of abnormal flavour, flexible pipe, diffuser plate, then this gas multiple tiny diffusing hole on diffuser plate is upwards flow through active carbon layer and is carried out uniform adsorption filtration process; The bend pipe of gas above active carbon layer again in double purification cylinder, flexible pipe, diffuser plate are sent in the medicinal liquid below diffuser plate, and then this gas forms many minute bubbles and upwards flows through medicinal liquid layer and sterilize and be gathered in the top in double purification cylinder through diffusing hole; When pressing piston rod again, the check valve of these waste gas after medicinal liquid sterilizing and purifying top on the right side of double purification cylinder is inhaled in negative pressure generation cylinder, then piston upwards under the action of the spring, malleation is formed in the space of upper piston area, at this moment the closed check valve above on the right side of double purification cylinder, and the check valve on the right side of negative pressure generation cylinder is opened, the waste gas in negative pressure generation cylinder just discharges cylindrical shell through the check valve of its right upper portion.The Main Function placing sponge in liquid storage cylinder allows sponge absorb body fluid, and medical personnel be look at can not be too nauseating, if when the body fluid needing measurement observation patient to be sucked out, can take out sponge in advance, then carry out suction operation.
The present invention compared with prior art beneficial effect is: operate simple and fast more, much cleaner, more laborsaving, through activated carbon adsorption and medicinal liquid sterilization double-filtration, sterilization, the various microorganism overwhelming majority such as the antibacterial in body fluid gas with foreign flavor, virus, anaphylactogen is adsorbed, is dissolved, is killed, is locked in active carbon and medicinal liquid, inhales the problem of abnormal flavour, kiss abnormal flavour when thoroughly solving operation in the past.
Accompanying drawing explanation
Fig. 1 is overall structure figure of the present invention.
Fig. 2 is the A-A sectional view in Fig. 1.
Fig. 7 is the top view of upper cover.
Fig. 3 is the part sectioned view of primary purification cylinder left-half in Fig. 1.
Fig. 4 is the part sectioned view of double purification cylinder left-half in Fig. 1.
Fig. 5 is the part sectioned view of double purification cylinder top-right part in Fig. 1.
Fig. 6 is the part sectioned view of negative pressure generation cylinder top-right part in Fig. 1.
In figure, 1. cylindrical shell, 11. brace tables, 12, 13, 14. dividing plates, 15, 16, 17, 54. boss, 18. turning type boss, 19. passages, 2. upper cover, 21. liquid sucting ports, 22. snap closes, 23. sealing gaskets, 24. big holes, 25. pipette, 26. actuators, 26. sponges, 3. primary purification cylinder, 31, 41. bend pipes, 32, 42. flexible pipes, 33, 43. diffuser plates, 34, 44. short tubes, 35, 45. diffusing holes, 36. active carbons, 37. ventilation web plates, 4. double purification cylinder, 46. medicinal liquids, 47, 55. check valves, 5. negative pressure generation cylinder, 51. pistons, 52. piston rods, 53. springs, 6. liquid storage cylinder.
Detailed description of the invention
In figure, a kind of pressing type body fluid respirator, comprise cylindrical shell 2, upper cover 2, pipette 24, bend pipe 31, 41, flexible pipe 32, 42, diffuser plate 33, 43, check valve 47, 55, piston 51, its middle cylinder body 1 is the flat cylinder of the upper opening that is made of plastics, turning type boss 18 is shaped with at the outer periphery at cylindrical shell 1 upper opening place, four independently little spaces are from left to right separated in cylindrical shell 1, they are respectively liquid storage cylinder 6, primary purification cylinder 3, double purification cylinder 4, negative pressure generation cylinder 5, at primary purification cylinder 3, double purification cylinder 4, the left side dividing plate 12 of negative pressure generation cylinder 5, 13, 14 tops are respectively shaped with a boss 15 with endoporus, 16, 17, also a boss 54 with endoporus is shaped with above barrel on the right side of negative pressure generation cylinder 5, all sealing ring is housed in described endoporus, 4 leg-of-mutton brace tables 11 are respectively shaped with in the bottom of primary purification cylinder 3 and double purification cylinder 4, a passage 19 is shaped with in the lower right of negative pressure generation cylinder 5, the upper cover 2 be made of plastics is shaped with rectangular seal groove bottom it, the shape of seal groove and the mating shapes at cylindrical shell 1 upper opening place, seal groove is built with rubber gasket 23, periphery bottom upper cover 2 is evenly equipped with 8 movable snap closes 22, be shaped with a liquid sucting port 21 on the left of upper cover 2, on the right side of upper cover 2, be shaped with a big hole 24, diffuser plate 33,43, in tabular, is shaped with the short tube 34,44 of a up/down perforation, diffuser plate 33,43 is shaped with the diffusing hole 35,45 that 20 ~ 40 are played diffusing air current effect on the left of described diffuser plate 33,43, sponge 26 is placed with in the bottom of liquid storage cylinder 6, two diffuser plates 33,43 are placed on the brace table 11 of primary purification cylinder 3 and double purification cylinder 4 bottom respectively, a bend pipe 31,41 is respectively fitted with in left side dividing plate 12,13 upper boss 15,16 of primary purification cylinder 3 and double purification cylinder 4, two flexible pipes 32,42 are connected between bend pipe 31,41 and short tube 34,44, layer of active carbon 36 is placed with above diffuser plate 33 in primary purification cylinder 3, the volume of this active carbon 36 accounts for 70% of primary purification cylinder 3 total measurement (volume), is stamped one block of porous ventilation web plate 37 above active carbon 36 layers, in double purification cylinder 4, be placed with sterilization medicinal liquid 46, the volume of this sterilization medicinal liquid 46 accounts for 40% of double purification cylinder 4 total measurement (volume), on the left of negative pressure generation cylinder 5, a check valve 47,55 is respectively equipped with at boss 17,54 place on dividing plate 14 and barrel top, right side, and the effect of two check valves 47,55 is all control air-flow can only flow from left to right, upper cover 2 covers on cylindrical shell 1, presses 8 snap closes 22, and locked by the turning type boss 18 of snap close 22 with cylindrical shell 1 periphery, make upper cover 2 and cylindrical shell 1 compact siro spinning technology, the pipette 25 with flow regulator 26 is inserted into liquid sucting port 21 place on the left of upper cover 2, the big hole 24 of piston rod 52 on the right side of upper cover 2 inserts in negative pressure generation cylinder 5, and spins with piston 51 top, and spring 53 is contained in the below of piston 51.

Claims (9)

1. a pressing type body fluid respirator, comprise storage expectorant bucket, upper cover, pipette, liquid sucting port, negative pressure generation cylinder, it is characterized in that: further comprising bend pipe, flexible pipe, diffuser plate, check valve, medicinal liquid, active carbon, its middle cylinder body is the flat cylinder of the upper opening that is made of plastics, turning type boss is shaped with at the peripheral edge at cylindrical shell upper opening place, four independently little spaces are from left to right separated in cylindrical shell, they are respectively liquid storage cylinder, primary purification cylinder, double purification cylinder, negative pressure generation cylinder, 4 leg-of-mutton brace tables are respectively shaped with in the bottom of primary purification cylinder and double purification cylinder, two diffuser plates are placed on the brace table of primary purification cylinder and double purification cylinder bottom respectively, layer of active carbon is placed with above diffuser plate in primary purification cylinder, one block of porous ventilation web plate is stamped above active carbon layer, in double purification cylinder, be placed with sterilization medicinal liquid, be placed with sponge in the bottom of liquid storage cylinder, upper cover covers on cylindrical shell, is shaped with a liquid sucting port on the left of upper cover, is shaped with a big hole on the right side of upper cover, and the big hole of piston rod on the right side of upper cover inserts in negative pressure generation cylinder, and spins with upper piston area, and spring is contained in the below of piston.
2. pressing type body fluid respirator according to claim 1, is characterized in that: the upper cover be made of plastics is shaped with rectangular seal groove bottom it, and the shape of seal groove and the mating shapes at cylindrical shell upper opening place, seal groove is built with rubber gasket.
3. pressing type body fluid respirator according to claim 1, is characterized in that: the periphery bottom described upper cover is evenly equipped with 8 movable snap closes.
4. pressing type body fluid respirator according to claim 1, is characterized in that: the pipette with flow regulator is inserted into the liquid sucting port place on the left of upper cover.
5. pressing type body fluid respirator according to claim 1, is characterized in that: be shaped with a passage in the lower right of negative pressure generation cylinder.
6. pressing type body fluid respirator according to claim 1, is characterized in that: described diffuser plate is tabular, is shaped with the short tube of a up/down perforation on the left of diffuser plate, and diffuser plate is shaped with the diffusing hole that 20 ~ 40 are played diffusing air current effect.
7. pressing type body fluid respirator according to claim 1, it is characterized in that: be respectively shaped with a boss with endoporus on the dividing plate top, left side of primary purification cylinder, double purification cylinder, negative pressure generation cylinder, on the right side of negative pressure generation cylinder, be also shaped with a boss with endoporus above barrel, in described endoporus, all sealing ring be housed.
8. the pressing type body fluid respirator according to claim 6,7, is characterized in that: in the left side dividing plate upper boss of primary purification cylinder and double purification cylinder, be respectively fitted with a bend pipe, two flexible pipes are connected between bend pipe and short tube.
9. pressing type body fluid respirator according to claim 7, is characterized in that: on the left of negative pressure generation cylinder, a check valve is respectively equipped with at the boss place on dividing plate and barrel top, right side.
CN201410504178.XA 2014-09-28 2014-09-28 Pressing type body fluid respirator Expired - Fee Related CN104436328B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201410504178.XA CN104436328B (en) 2014-09-28 2014-09-28 Pressing type body fluid respirator

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201410504178.XA CN104436328B (en) 2014-09-28 2014-09-28 Pressing type body fluid respirator

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CN104436328A true CN104436328A (en) 2015-03-25
CN104436328B CN104436328B (en) 2016-06-15

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106421941A (en) * 2016-10-31 2017-02-22 姜刚书 Negative-pressure drainage device for cardiovascular medicine
CN109908416A (en) * 2019-04-28 2019-06-21 赵耀玉 A kind of gastroenterology clinic stomach decompressor
CN111939335A (en) * 2020-07-20 2020-11-17 湘南学院 Medical gastrointestinal surgery nursing is with decompression washing unit

Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2566857Y (en) * 2001-11-18 2003-08-20 何时金 Instrument for aspirating mucus of new-born
JP2007117273A (en) * 2005-10-26 2007-05-17 Tokunaga Soki Kenkyusho:Kk Intra-tracheal sputum aspirating apparatus
CN200939262Y (en) * 2006-09-05 2007-08-29 姚涤非 First aid negative sucker for critical patient in dept. of medicine
CN201692380U (en) * 2010-07-04 2011-01-05 梁启坤 Central negative-pressure suction device
CN201930290U (en) * 2011-01-05 2011-08-17 张海津 Sputum aspirator
CN202223613U (en) * 2011-09-14 2012-05-23 王莉 Infant sputum aspirator
CN202236537U (en) * 2011-09-14 2012-05-30 陈彤 Self-body-fluid vein reinfusion device
US8361042B1 (en) * 2009-04-07 2013-01-29 Ruben Gonzalez Fat harvesting container
CN202740481U (en) * 2012-09-18 2013-02-20 崔泉 Vacuum extractor
CN202951017U (en) * 2012-12-25 2013-05-29 何庆梅 Gastrointestinal decompression device

Patent Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2566857Y (en) * 2001-11-18 2003-08-20 何时金 Instrument for aspirating mucus of new-born
JP2007117273A (en) * 2005-10-26 2007-05-17 Tokunaga Soki Kenkyusho:Kk Intra-tracheal sputum aspirating apparatus
CN200939262Y (en) * 2006-09-05 2007-08-29 姚涤非 First aid negative sucker for critical patient in dept. of medicine
US8361042B1 (en) * 2009-04-07 2013-01-29 Ruben Gonzalez Fat harvesting container
CN201692380U (en) * 2010-07-04 2011-01-05 梁启坤 Central negative-pressure suction device
CN201930290U (en) * 2011-01-05 2011-08-17 张海津 Sputum aspirator
CN202223613U (en) * 2011-09-14 2012-05-23 王莉 Infant sputum aspirator
CN202236537U (en) * 2011-09-14 2012-05-30 陈彤 Self-body-fluid vein reinfusion device
CN202740481U (en) * 2012-09-18 2013-02-20 崔泉 Vacuum extractor
CN202951017U (en) * 2012-12-25 2013-05-29 何庆梅 Gastrointestinal decompression device

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106421941A (en) * 2016-10-31 2017-02-22 姜刚书 Negative-pressure drainage device for cardiovascular medicine
CN109908416A (en) * 2019-04-28 2019-06-21 赵耀玉 A kind of gastroenterology clinic stomach decompressor
CN111939335A (en) * 2020-07-20 2020-11-17 湘南学院 Medical gastrointestinal surgery nursing is with decompression washing unit

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C06 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
C41 Transfer of patent application or patent right or utility model
CB03 Change of inventor or designer information

Inventor after: Zhao Jing

Inventor after: Yang Xiaopeng

Inventor after: He Fei

Inventor after: Hua Shaohua

Inventor after: Li Aijuan

Inventor after: Xie Wenbo

Inventor after: Liu Zhangsuo

Inventor after: Qiao Bo

Inventor after: Liu Xinkui

Inventor after: Zhao Zuan

Inventor after: Qiao Weiwei

Inventor after: Xie Yingying

Inventor after: Pei Pinheng

Inventor after: Gou Jianjun

Inventor before: Zhao Jing

COR Change of bibliographic data
TA01 Transfer of patent application right

Effective date of registration: 20160511

Address after: 450052 Henan Province, Zhengzhou City, No. 27 East Road, building No. 1

Applicant after: The First Affiliated Hospital of Zhengzhou University

Address before: 450052 Henan City, Zhengzhou province No. 27 Central Plains Road, building No. 78, building No. 18, No. 43

Applicant before: Zhao Jing

C14 Grant of patent or utility model
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CF01 Termination of patent right due to non-payment of annual fee
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20160615

Termination date: 20170928