US20080086093A1 - Automatic stop cock valve - Google Patents

Automatic stop cock valve Download PDF

Info

Publication number
US20080086093A1
US20080086093A1 US11/522,648 US52264806A US2008086093A1 US 20080086093 A1 US20080086093 A1 US 20080086093A1 US 52264806 A US52264806 A US 52264806A US 2008086093 A1 US2008086093 A1 US 2008086093A1
Authority
US
United States
Prior art keywords
flow
fluid
prevention valve
fitting
flow control
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.)
Abandoned
Application number
US11/522,648
Other languages
English (en)
Inventor
Dennis L. Steppe
John C. Huculak
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Alcon Inc
Original Assignee
Alcon Inc
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Alcon Inc filed Critical Alcon Inc
Priority to US11/522,648 priority Critical patent/US20080086093A1/en
Assigned to ALCON, INC. reassignment ALCON, INC. ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS). Assignors: STEPPE, DENNIS L., HUCULAK, JOHN C.
Priority to US11/748,524 priority patent/US7717129B2/en
Priority to EP07813252A priority patent/EP2063932A4/en
Priority to AU2007297500A priority patent/AU2007297500A1/en
Priority to KR1020097007980A priority patent/KR20090075695A/ko
Priority to CA 2661996 priority patent/CA2661996A1/en
Priority to MX2009002619A priority patent/MX2009002619A/es
Priority to PCT/US2007/074172 priority patent/WO2008036462A2/en
Priority to JP2009528363A priority patent/JP2010503464A/ja
Priority to RU2009114698/14A priority patent/RU2009114698A/ru
Priority to CNA2007800346309A priority patent/CN101516419A/zh
Priority to BRPI0716861-6A2A priority patent/BRPI0716861A2/pt
Priority to TW96127984A priority patent/TW200814980A/zh
Priority to ARP070103792 priority patent/AR062547A1/es
Priority to PCT/US2007/078101 priority patent/WO2008036527A2/en
Priority to RU2009114717/14A priority patent/RU2449817C2/ru
Priority to CN2007800346188A priority patent/CN101517169B/zh
Priority to BRPI0716851A priority patent/BRPI0716851B8/pt
Priority to AU2007297467A priority patent/AU2007297467B2/en
Priority to EP20070842205 priority patent/EP2069580B1/en
Priority to MX2009002586A priority patent/MX2009002586A/es
Priority to DE200760010960 priority patent/DE602007010960D1/de
Priority to AT07842205T priority patent/ATE490373T1/de
Priority to KR1020097007972A priority patent/KR101216573B1/ko
Priority to ES07842205T priority patent/ES2354747T3/es
Priority to CA2662360A priority patent/CA2662360C/en
Priority to JP2009528422A priority patent/JP5185275B2/ja
Priority to TW96134681A priority patent/TWI439301B/zh
Priority to ARP070104115 priority patent/AR062878A1/es
Publication of US20080086093A1 publication Critical patent/US20080086093A1/en
Priority to IL197358A priority patent/IL197358A0/en
Abandoned legal-status Critical Current

Links

Images

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
    • A61M39/00—Tubes, tube connectors, tube couplings, valves, access sites or the like, specially adapted for medical use
    • A61M39/22—Valves or arrangement of valves
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K15/00—Check valves
    • F16K15/14—Check valves with flexible valve members
    • F16K15/144—Check valves with flexible valve members the closure elements being fixed along all or a part of their periphery
    • F16K15/147—Check valves with flexible valve members the closure elements being fixed along all or a part of their periphery the closure elements having specially formed slits or being of an elongated easily collapsible form
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F9/00—Methods or devices for treatment of the eyes; Devices for putting-in contact lenses; Devices to correct squinting; Apparatus to guide the blind; Protective devices for the eyes, carried on the body or in the hand
    • A61F9/007—Methods or devices for eye surgery
    • 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
    • A61M39/00—Tubes, tube connectors, tube couplings, valves, access sites or the like, specially adapted for medical use
    • A61M39/22—Valves or arrangement of valves
    • A61M39/24—Check- or non-return valves
    • 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
    • A61M5/00—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
    • A61M5/14—Infusion devices, e.g. infusing by gravity; Blood infusion; Accessories therefor
    • 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
    • A61M5/00—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
    • A61M5/36—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests with means for eliminating or preventing injection or infusion of air into body
    • 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
    • A61M39/00—Tubes, tube connectors, tube couplings, valves, access sites or the like, specially adapted for medical use
    • A61M39/22—Valves or arrangement of valves
    • A61M39/24—Check- or non-return valves
    • A61M2039/2426—Slit valve
    • 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
    • A61M39/00—Tubes, tube connectors, tube couplings, valves, access sites or the like, specially adapted for medical use
    • A61M39/22—Valves or arrangement of valves
    • A61M39/24—Check- or non-return valves
    • A61M2039/2493—Check valve with complex design, e.g. several inlets and outlets and several check valves in one body
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T137/00—Fluid handling
    • Y10T137/7722—Line condition change responsive valves
    • Y10T137/7837—Direct response valves [i.e., check valve type]
    • Y10T137/7879—Resilient material valve
    • Y10T137/788—Having expansible port
    • Y10T137/7882—Having exit lip
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T137/00—Fluid handling
    • Y10T137/7722—Line condition change responsive valves
    • Y10T137/7837—Direct response valves [i.e., check valve type]
    • Y10T137/7879—Resilient material valve
    • Y10T137/788—Having expansible port
    • Y10T137/7882—Having exit lip
    • Y10T137/7883—With biasing means
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T137/00—Fluid handling
    • Y10T137/8593—Systems
    • Y10T137/87571—Multiple inlet with single outlet
    • Y10T137/87676—With flow control
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T137/00—Fluid handling
    • Y10T137/8593—Systems
    • Y10T137/87571—Multiple inlet with single outlet
    • Y10T137/87676—With flow control
    • Y10T137/87684—Valve in each inlet
    • Y10T137/87692—With common valve operator

Definitions

  • FIG. 1 is a schematic diagram of a prior art fluid flow system using a stop cock valve that is associated with a vitreoretinal surgery system;
  • FIG. 7 is a side elevational view in partial section of a fourth alternate embodiment incorporating a normally closed poppet valve

Landscapes

  • Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Veterinary Medicine (AREA)
  • Public Health (AREA)
  • Biomedical Technology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Anesthesiology (AREA)
  • Hematology (AREA)
  • General Engineering & Computer Science (AREA)
  • Vascular Medicine (AREA)
  • Pulmonology (AREA)
  • Mechanical Engineering (AREA)
  • Emergency Medicine (AREA)
  • Ophthalmology & Optometry (AREA)
  • Surgery (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Infusion, Injection, And Reservoir Apparatuses (AREA)
  • Check Valves (AREA)
  • Multiple-Way Valves (AREA)
  • Preventing Unauthorised Actuation Of Valves (AREA)
  • Valve Housings (AREA)
  • Pipe Accessories (AREA)
  • Taps Or Cocks (AREA)
US11/522,648 2006-09-18 2006-09-18 Automatic stop cock valve Abandoned US20080086093A1 (en)

Priority Applications (30)

Application Number Priority Date Filing Date Title
US11/522,648 US20080086093A1 (en) 2006-09-18 2006-09-18 Automatic stop cock valve
US11/748,524 US7717129B2 (en) 2006-09-18 2007-05-15 Automatic stop cock valve
CNA2007800346309A CN101516419A (zh) 2006-09-18 2007-07-24 自动旋塞阀
MX2009002619A MX2009002619A (es) 2006-09-18 2007-07-24 Valvula de grifo cierre automatico.
AU2007297500A AU2007297500A1 (en) 2006-09-18 2007-07-24 Automatic stop cock valve
KR1020097007980A KR20090075695A (ko) 2006-09-18 2007-07-24 자동 스톱 콕 밸브
CA 2661996 CA2661996A1 (en) 2006-09-18 2007-07-24 Automatic stop cock valve
EP07813252A EP2063932A4 (en) 2006-09-18 2007-07-24 AUTOMATIC SHUT-OFF VALVE
PCT/US2007/074172 WO2008036462A2 (en) 2006-09-18 2007-07-24 Automatic stop cock valve
JP2009528363A JP2010503464A (ja) 2006-09-18 2007-07-24 自動ストップコック弁
RU2009114698/14A RU2009114698A (ru) 2006-09-18 2007-07-24 Автоматический запорный клапан
BRPI0716861-6A2A BRPI0716861A2 (pt) 2006-09-18 2007-07-27 Dispositivo e sistema de controle de fluxo, e, método para impedir o fluxo de retorno para dentro da fonte de um fluido
TW96127984A TW200814980A (en) 2006-09-18 2007-07-31 Automatic stop cock valve
ARP070103792 AR062547A1 (es) 2006-09-18 2007-08-27 Valvula automatica de parada con grifo
JP2009528422A JP5185275B2 (ja) 2006-09-18 2007-09-11 自動停止コックバルブ
PCT/US2007/078101 WO2008036527A2 (en) 2006-09-18 2007-09-11 Automatic stop cock valve
KR1020097007972A KR101216573B1 (ko) 2006-09-18 2007-09-11 자동 스톱 콕 밸브
CN2007800346188A CN101517169B (zh) 2006-09-18 2007-09-11 自动旋塞阀
BRPI0716851A BRPI0716851B8 (pt) 2006-09-18 2007-09-11 sistema de controle de fluxo
AU2007297467A AU2007297467B2 (en) 2006-09-18 2007-09-11 Automatic stop cock valve
EP20070842205 EP2069580B1 (en) 2006-09-18 2007-09-11 Automatic stop cock valve
MX2009002586A MX2009002586A (es) 2006-09-18 2007-09-11 Valvula de paso de cierre automatico.
DE200760010960 DE602007010960D1 (de) 2006-09-18 2007-09-11 Automatisches absperrhahnventil
AT07842205T ATE490373T1 (de) 2006-09-18 2007-09-11 Automatisches absperrhahnventil
RU2009114717/14A RU2449817C2 (ru) 2006-09-18 2007-09-11 Автоматический запорный клапан
ES07842205T ES2354747T3 (es) 2006-09-18 2007-09-11 Válvula de llave de paso automática.
CA2662360A CA2662360C (en) 2006-09-18 2007-09-11 Automatic stop cock valve
TW96134681A TWI439301B (zh) 2006-09-18 2007-09-17 自動截止閥
ARP070104115 AR062878A1 (es) 2006-09-18 2007-09-18 Valvula de cirre automatico
IL197358A IL197358A0 (en) 2006-09-18 2009-03-02 Automatic stop cock valve

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US11/522,648 US20080086093A1 (en) 2006-09-18 2006-09-18 Automatic stop cock valve

Related Child Applications (1)

Application Number Title Priority Date Filing Date
US11/748,524 Continuation-In-Part US7717129B2 (en) 2006-09-18 2007-05-15 Automatic stop cock valve

Publications (1)

Publication Number Publication Date
US20080086093A1 true US20080086093A1 (en) 2008-04-10

Family

ID=39187314

Family Applications (2)

Application Number Title Priority Date Filing Date
US11/522,648 Abandoned US20080086093A1 (en) 2006-09-18 2006-09-18 Automatic stop cock valve
US11/748,524 Active 2027-09-29 US7717129B2 (en) 2006-09-18 2007-05-15 Automatic stop cock valve

Family Applications After (1)

Application Number Title Priority Date Filing Date
US11/748,524 Active 2027-09-29 US7717129B2 (en) 2006-09-18 2007-05-15 Automatic stop cock valve

Country Status (17)

Country Link
US (2) US20080086093A1 (ko)
EP (2) EP2063932A4 (ko)
JP (2) JP2010503464A (ko)
KR (1) KR20090075695A (ko)
CN (2) CN101516419A (ko)
AR (2) AR062547A1 (ko)
AT (1) ATE490373T1 (ko)
AU (2) AU2007297500A1 (ko)
BR (2) BRPI0716861A2 (ko)
CA (2) CA2661996A1 (ko)
DE (1) DE602007010960D1 (ko)
ES (1) ES2354747T3 (ko)
IL (1) IL197358A0 (ko)
MX (2) MX2009002619A (ko)
RU (2) RU2009114698A (ko)
TW (2) TW200814980A (ko)
WO (2) WO2008036462A2 (ko)

Cited By (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20060212037A1 (en) * 2005-03-16 2006-09-21 Alcon, Inc. Pumping chamber for a liquefaction handpiece
US20060212039A1 (en) * 2005-03-16 2006-09-21 Alcon, Inc. Pumping chamber for a liquefaction handpiece
US20070265581A1 (en) * 2006-05-15 2007-11-15 Tyco Healthcare Group Lp Liquid Coinjector
US20090032123A1 (en) * 2007-07-31 2009-02-05 Bourne John M Check Valve
US20090032121A1 (en) * 2007-07-31 2009-02-05 Chon James Y Check Valve
US8291933B2 (en) 2008-09-25 2012-10-23 Novartis Ag Spring-less check valve for a handpiece
US8377090B2 (en) 2002-05-16 2013-02-19 Applied Medical Resources Corporation Blunt tip obturator
US8517977B2 (en) * 2006-10-06 2013-08-27 Applied Medical Resources Corporation Visual insufflation port
US8608769B2 (en) 2001-09-24 2013-12-17 Applied Medical Resources Corporation Bladeless optical obturator
US8636759B2 (en) 2001-09-24 2014-01-28 Applied Medical Resources Corporation Bladeless obturator
US9155558B2 (en) 2004-06-29 2015-10-13 Applied Medical Resources Corporation Insufflating optical surgical instrument
US9254148B2 (en) 2011-05-02 2016-02-09 Applied Medical Resources Corporation Low-profile surgical universal access port
US9265899B2 (en) 2008-01-25 2016-02-23 Applied Medical Resources Corporation Insufflating access system
US9314266B2 (en) 2008-09-29 2016-04-19 Applied Medical Resources Corporation First-entry trocar system
US9549850B2 (en) 2013-04-26 2017-01-24 Novartis Ag Partial venting system for occlusion surge mitigation
US9561321B2 (en) 2011-12-08 2017-02-07 Alcon Research, Ltd. Selectively moveable valve elements for aspiration and irrigation circuits
US9604184B2 (en) 2013-03-06 2017-03-28 Orthovita, Inc. Mixing system and valve assembly
WO2020085588A1 (ko) * 2018-10-24 2020-04-30 김연주 스톱콕

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KR101122531B1 (ko) * 2009-04-13 2012-03-15 (주)이화프레지니우스카비 약물 충전 및 흐름제어장치 그리고 이를 구비한 약물주입장치
JP5476176B2 (ja) * 2010-03-23 2014-04-23 未来工業株式会社 排水用通気弁
US8689439B2 (en) 2010-08-06 2014-04-08 Abbott Laboratories Method for forming a tube for use with a pump delivery system
US8377000B2 (en) 2010-10-01 2013-02-19 Abbott Laboratories Enteral feeding apparatus having a feeding set
US8377001B2 (en) 2010-10-01 2013-02-19 Abbott Laboratories Feeding set for a peristaltic pump system
US9358337B2 (en) 2011-05-24 2016-06-07 Sanofi - Aventis Deutschland GmbH Check valve arrangement
US9814866B1 (en) 2012-05-31 2017-11-14 Gaurav K Goswami Flushable drainage device and method of use
CN102935256A (zh) * 2012-12-05 2013-02-20 山东威高集团医用高分子制品股份有限公司 一种输液单向阀
KR101373780B1 (ko) * 2012-12-28 2014-03-13 주식회사 파워록 차량용 고압가스 체크밸브
KR101504453B1 (ko) * 2014-02-20 2015-03-19 방병훈 역류 방지 시스템
US10737088B2 (en) 2014-03-05 2020-08-11 Fraunhofer-Gesellschaft Zur Forderung Der Angewandten Forschung E.V. Device for providing a constant amount of aerosol
GB201418620D0 (en) * 2014-10-20 2014-12-03 Mcalpine & Co Ltd In-line valve
CN104288861A (zh) * 2014-10-20 2015-01-21 贾宇东 双路渐变单路单流向的延时阻逆装置
GB2552659B (en) 2016-08-01 2019-06-12 Mcalpine & Co Ltd High flow drain control
KR101689233B1 (ko) * 2016-08-05 2017-01-02 주식회사 세종메디칼 약액 흐름 표시용 인디케이터 및 이를 구비한 약액주입기
EP3312481B1 (de) 2016-10-18 2019-12-04 Frenzelit GmbH Verfahren zur eindeutigen und unverlierbaren kennzeichnung und identifizierung eines weichstoffdichtungsmaterials
US11045353B2 (en) 2017-05-24 2021-06-29 Alcon Inc. Ophthalmic surgical system with infusion fluid and substance delivery through an infusion cannula
JP6870539B2 (ja) * 2017-08-30 2021-05-12 豊田合成株式会社 管継手
CN108523966B (zh) * 2018-04-10 2021-01-01 杭州维力医疗器械有限公司 多功能鼻窦扩张治疗系统
KR101891223B1 (ko) * 2018-05-10 2018-08-23 최숙녀 내장용 필터 조립체를 이용한 안전 주사기
CN110052055A (zh) * 2019-01-10 2019-07-26 苏州瑞倍成机械设备有限公司 一种有自吸料功能带搅拌的沸腾式闭循环结晶机
CN110464909A (zh) * 2019-08-26 2019-11-19 湖南丹尼尔智能科技有限公司 一种利用溢流阀方便控制流速防回流能提醒的点滴装置
US20210093780A1 (en) * 2019-09-27 2021-04-01 Engain Apparatus for preventing backflow
EP4096766A1 (en) * 2020-01-27 2022-12-07 Becton, Dickinson and Company Rotating luer connector
CN111282500B (zh) * 2020-02-12 2021-09-24 佛山市鼎科科技发展有限公司 一种防结块的水培营养液自动配制设备

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US4405316A (en) * 1978-04-03 1983-09-20 Baxter Travenol Laboratories, Inc. Injection site with check valve inlet
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US5449051A (en) * 1993-12-16 1995-09-12 Liao; Pen-Huai Pneumatic oil lubricator
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WO2008036527A2 (en) 2008-03-27

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