BRPI0921476A2 - mecanismo de válvula de estrangulamento para um dispositivo de injeção de fluido médico - Google Patents

mecanismo de válvula de estrangulamento para um dispositivo de injeção de fluido médico

Info

Publication number
BRPI0921476A2
BRPI0921476A2 BRPI0921476A BRPI0921476A BRPI0921476A2 BR PI0921476 A2 BRPI0921476 A2 BR PI0921476A2 BR PI0921476 A BRPI0921476 A BR PI0921476A BR PI0921476 A BRPI0921476 A BR PI0921476A BR PI0921476 A2 BRPI0921476 A2 BR PI0921476A2
Authority
BR
Brazil
Prior art keywords
injection device
valve mechanism
fluid injection
medical fluid
choke valve
Prior art date
Application number
BRPI0921476A
Other languages
English (en)
Inventor
Alan Evans
Bill West
Chris Lins
Darryl T Wrolson
Khoi Le
Marty Hieb
Steven Paul Plager
Original Assignee
Acist Medical Sys 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 Acist Medical Sys Inc filed Critical Acist Medical Sys Inc
Publication of BRPI0921476A2 publication Critical patent/BRPI0921476A2/pt

Links

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
    • 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
    • A61M5/142—Pressure infusion, e.g. using pumps
    • A61M5/145—Pressure infusion, e.g. using pumps using pressurised reservoirs, e.g. pressurised by means of pistons
    • 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
    • A61M5/168—Means for controlling media flow to the body or for metering media to the body, e.g. drip meters, counters ; Monitoring media flow to the body
    • A61M5/16804—Flow controllers
    • A61M5/16813—Flow controllers by controlling the degree of opening of the flow line
    • 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
    • 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
    • A61M39/28—Clamping means for squeezing flexible tubes, e.g. roller clamps
    • 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
    • A61M39/28—Clamping means for squeezing flexible tubes, e.g. roller clamps
    • A61M39/281—Automatic tube cut-off devices, e.g. squeezing tube on detection of air
    • 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
    • A61M39/28—Clamping means for squeezing flexible tubes, e.g. roller clamps
    • A61M39/284—Lever clamps
    • 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
    • A61M5/007—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 for contrast media
    • 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
    • A61M5/142—Pressure infusion, e.g. using pumps
    • A61M5/14212—Pumping with an aspiration and an expulsion action
    • A61M5/14216—Reciprocating piston type
    • 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
    • A61M5/142—Pressure infusion, e.g. using pumps
    • A61M5/145—Pressure infusion, e.g. using pumps using pressurised reservoirs, e.g. pressurised by means of pistons
    • A61M5/1452—Pressure infusion, e.g. using pumps using pressurised reservoirs, e.g. pressurised by means of pistons pressurised by means of pistons
    • A61M5/14546—Front-loading type injectors
    • 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
    • F16K7/00—Diaphragm valves or cut-off apparatus, e.g. with a member deformed, but not moved bodily, to close the passage ; Pinch valves
    • F16K7/02—Diaphragm valves or cut-off apparatus, e.g. with a member deformed, but not moved bodily, to close the passage ; Pinch valves with tubular diaphragm
    • 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
    • A61M5/142—Pressure infusion, e.g. using pumps
    • A61M5/145—Pressure infusion, e.g. using pumps using pressurised reservoirs, e.g. pressurised by means of pistons
    • A61M5/1452—Pressure infusion, e.g. using pumps using pressurised reservoirs, e.g. pressurised by means of pistons pressurised by means of pistons
    • A61M5/14546—Front-loading type injectors
    • A61M2005/14553—Front-loading type injectors comprising a pressure jacket
    • 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
    • A61M2205/00—General characteristics of the apparatus
    • A61M2205/60—General characteristics of the apparatus with identification means
    • A61M2205/6045—General characteristics of the apparatus with identification means having complementary physical shapes for indexing or registration purposes
    • 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
    • A61M5/168—Means for controlling media flow to the body or for metering media to the body, e.g. drip meters, counters ; Monitoring media flow to the body
    • A61M5/16804—Flow controllers
    • A61M5/16827—Flow controllers controlling delivery of multiple fluids, e.g. sequencing, mixing or via separate flow-paths
    • 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
    • A61M5/365—Air detectors

Landscapes

  • Health & Medical Sciences (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Engineering & Computer Science (AREA)
  • Animal Behavior & Ethology (AREA)
  • Public Health (AREA)
  • Biomedical Technology (AREA)
  • Hematology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Veterinary Medicine (AREA)
  • General Health & Medical Sciences (AREA)
  • Anesthesiology (AREA)
  • Vascular Medicine (AREA)
  • Pulmonology (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Infusion, Injection, And Reservoir Apparatuses (AREA)
  • Magnetically Actuated Valves (AREA)
BRPI0921476A 2008-10-30 2009-10-28 mecanismo de válvula de estrangulamento para um dispositivo de injeção de fluido médico BRPI0921476A2 (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US12/261,786 US7922700B2 (en) 2008-10-30 2008-10-30 Pinch valve mechanism for a medical fluid injection device
PCT/US2009/062396 WO2010051315A2 (en) 2008-10-30 2009-10-28 Pinch valve mechanism for a medical fluid injection device

Publications (1)

Publication Number Publication Date
BRPI0921476A2 true BRPI0921476A2 (pt) 2016-01-12

Family

ID=41682459

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI0921476A BRPI0921476A2 (pt) 2008-10-30 2009-10-28 mecanismo de válvula de estrangulamento para um dispositivo de injeção de fluido médico

Country Status (10)

Country Link
US (3) US7922700B2 (pt)
EP (1) EP2349402B1 (pt)
JP (1) JP5242802B2 (pt)
KR (1) KR101389103B1 (pt)
CN (1) CN102271733B (pt)
AU (1) AU2009308888B2 (pt)
BR (1) BRPI0921476A2 (pt)
CA (1) CA2741651C (pt)
IL (1) IL212225A (pt)
WO (1) WO2010051315A2 (pt)

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US7922700B2 (en) * 2008-10-30 2011-04-12 Acist Medical Systems, Inc. Pinch valve mechanism for a medical fluid injection device
JP5981442B2 (ja) 2010-11-24 2016-08-31 アシスト・メディカル・システムズ，インコーポレイテッド 造影剤注入シリンジの入口弁システム
US9265925B2 (en) 2012-10-16 2016-02-23 Acist Medical Systems, Inc. Controlling flow in a medical injection system
JP6325554B2 (ja) 2012-10-16 2018-05-16 アシスト・メディカル・システムズ，インコーポレイテッド 医療用注入システムの流れ制御
US9360124B2 (en) 2013-03-15 2016-06-07 Cook Medical Technologies Llc Bi-directional valve device for selective control of fluid flow through multiple converging paths
CN104500777B (zh) * 2014-12-30 2016-08-31 武汉浩宏科技有限公司 一种运用于超声清石设备中的电磁夹管阀
US10556058B2 (en) 2015-02-18 2020-02-11 Cath Lab Solutions Llc Apparatus for securely and gently holding a flexible elongated medical device
CN111609168B (zh) * 2015-09-14 2021-12-07 日商乐华生命科學有限公司 切换阀、及具备切换阀的吸入喷出装置
DE102015014741A1 (de) * 2015-11-13 2017-05-18 Fresenius Medical Care Deutschland Gmbh Schlauchklemme für ein Blutbehandlungsgerät
JP6856977B2 (ja) * 2016-02-15 2021-04-14 株式会社根本杏林堂 クランプ、閉鎖装置及び薬液回路
CN110234864B (zh) * 2016-11-11 2021-08-13 布里格斯斯特拉顿公司 用于发动机的气旋式空气过滤器组件
DE102017122647A1 (de) * 2017-09-28 2019-03-28 B. Braun Melsungen Ag Schlauchklemme und volumetrische Pumpe mit Schlauchklemme
WO2019155453A1 (en) 2018-02-11 2019-08-15 Avoset Health Ltd. Flex-stroke infusion pump
CN111886044B (zh) * 2018-03-21 2023-07-25 康尔福盛303公司 用于静脉注射流体施用的线性致动式流量控制器
US11221078B2 (en) 2018-08-14 2022-01-11 Automatic Switch Company Pinch valve guard
US11131398B2 (en) 2018-08-14 2021-09-28 Automatic Switch Company Smart pinch valve
IL273061B2 (en) 2019-03-04 2024-01-01 Avoset Health Ltd Pressure measurement within a cycle
ES3033347T3 (en) 2019-03-05 2025-08-01 Eitan Medical Ltd Anti-free-flow valve
US12318576B2 (en) 2019-03-05 2025-06-03 Eitan Medical Ltd. Infusion pump with toggling capability
US12214162B2 (en) 2019-03-05 2025-02-04 Eitan Medical Ltd. Infusion pump with valve compensation
EP3934715B1 (en) 2019-03-05 2024-08-14 Eitan Medical Ltd. Infusion pump cassette latch
US11998716B2 (en) 2020-01-30 2024-06-04 Acist Medical Systems, Inc. Valve assembly
CA3172757A1 (en) 2020-02-21 2021-08-26 Bayer Healthcare Llc Fluid path connectors for medical fluid delivery
MX2022010694A (es) 2020-02-28 2022-09-26 Bayer Healthcare Llc Juego de mezcla de fluidos.
EP4121141B1 (en) 2020-03-16 2026-01-28 Bayer HealthCare LLC Stopcock apparatus for angiography injector fluid paths
EP4168064A1 (en) 2020-06-18 2023-04-26 Bayer HealthCare, LLC In-line air bubble suspension apparatus for angiography injector fluid paths
ES3035989T3 (en) 2020-08-11 2025-09-11 Bayer Healthcare Llc Features for angiography syringe
US11560964B2 (en) 2020-08-21 2023-01-24 Acist Medical Systems, Inc. Valve actuation device coupling
US12564673B2 (en) 2020-11-10 2026-03-03 Dauntless Innovations, LLC Slack release system for medical tubing
WO2022119837A2 (en) 2020-12-01 2022-06-09 Bayer Healthcare Llc Cassette for retention of fluid path components for fluid injector system
JP7670866B2 (ja) 2021-06-17 2025-04-30 バイエル・ヘルスケア・エルエルシー 流体注入器装置用のチュービング内の流体タイプを検出するためのシステムおよび方法
US11992464B2 (en) 2021-08-18 2024-05-28 Alcor Scientific Llc Enteral feeding pump systems, valve assemblies therefor and fluid flow control methods for same
US11896798B2 (en) 2021-08-18 2024-02-13 Alcor Scientific, Inc. Enteral feeding pump systems, valve assemblies therefor and fluid flow control methods for same
USD1032520S1 (en) 2023-05-30 2024-06-25 Alcor Scientific Llc Twin port adapter

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Also Published As

Publication number Publication date
CN102271733B (zh) 2014-03-05
WO2010051315A2 (en) 2010-05-06
JP5242802B2 (ja) 2013-07-24
US20100114024A1 (en) 2010-05-06
US7922700B2 (en) 2011-04-12
US20110152682A1 (en) 2011-06-23
KR20110076990A (ko) 2011-07-06
US8152780B2 (en) 2012-04-10
EP2349402B1 (en) 2017-03-22
CA2741651C (en) 2014-07-08
IL212225A0 (en) 2011-06-30
US20110160581A1 (en) 2011-06-30
KR101389103B1 (ko) 2014-04-25
CN102271733A (zh) 2011-12-07
WO2010051315A3 (en) 2010-09-02
AU2009308888B2 (en) 2013-05-16
AU2009308888A1 (en) 2010-05-06
US8419676B2 (en) 2013-04-16
EP2349402A2 (en) 2011-08-03
JP2012512993A (ja) 2012-06-07
IL212225A (en) 2013-09-30
CA2741651A1 (en) 2010-05-06

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Legal Events

Date Code Title Description
B06F Objections, documents and/or translations needed after an examination request according [chapter 6.6 patent gazette]
B06T Formal requirements before examination [chapter 6.20 patent gazette]
B11E Dismissal acc. art. 34 of ipl - requirements for examination incomplete
B11T Dismissal of application maintained [chapter 11.20 patent gazette]