JP6963111B2 - Vavd調圧器の汚染及び結露の制御 - Google Patents
Vavd調圧器の汚染及び結露の制御 Download PDFInfo
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- JP6963111B2 JP6963111B2 JP2020540669A JP2020540669A JP6963111B2 JP 6963111 B2 JP6963111 B2 JP 6963111B2 JP 2020540669 A JP2020540669 A JP 2020540669A JP 2020540669 A JP2020540669 A JP 2020540669A JP 6963111 B2 JP6963111 B2 JP 6963111B2
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- valve assembly
- pressure regulator
- temperature
- regulator valve
- pressure
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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
- A61M1/00—Suction or pumping devices for medical purposes; Devices for carrying-off, for treatment of, or for carrying-over, body-liquids; Drainage systems
- A61M1/71—Suction drainage systems
- A61M1/73—Suction drainage systems comprising sensors or indicators for physical values
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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
- A61M1/00—Suction or pumping devices for medical purposes; Devices for carrying-off, for treatment of, or for carrying-over, body-liquids; Drainage systems
- A61M1/71—Suction drainage systems
- A61M1/74—Suction control
- A61M1/743—Suction control by changing the cross-section of the line, e.g. flow regulating 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
- A61M1/00—Suction or pumping devices for medical purposes; Devices for carrying-off, for treatment of, or for carrying-over, body-liquids; Drainage systems
- A61M1/71—Suction drainage systems
- A61M1/78—Means for preventing overflow or contamination of the pumping systems
- A61M1/784—Means for preventing overflow or contamination of the pumping systems by filtering, sterilising or disinfecting the exhaust air, e.g. swellable filter valves
- A61M1/785—Means for preventing overflow or contamination of the pumping systems by filtering, sterilising or disinfecting the exhaust air, e.g. swellable filter valves by heat
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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
- A61M1/00—Suction or pumping devices for medical purposes; Devices for carrying-off, for treatment of, or for carrying-over, body-liquids; Drainage systems
- A61M1/36—Other treatment of blood in a by-pass of the natural circulatory system, e.g. temperature adaptation, irradiation ; Extra-corporeal blood circuits
- A61M1/3621—Extra-corporeal blood circuits
- A61M1/3627—Degassing devices; Buffer reservoirs; Drip chambers; Blood filters
-
- 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
- A61M1/00—Suction or pumping devices for medical purposes; Devices for carrying-off, for treatment of, or for carrying-over, body-liquids; Drainage systems
- A61M1/36—Other treatment of blood in a by-pass of the natural circulatory system, e.g. temperature adaptation, irradiation ; Extra-corporeal blood circuits
- A61M1/3621—Extra-corporeal blood circuits
- A61M1/3666—Cardiac or cardiopulmonary bypass, e.g. heart-lung machines
-
- 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
- A61M2205/33—Controlling, regulating or measuring
- A61M2205/3331—Pressure; Flow
-
- 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
- A61M2205/33—Controlling, regulating or measuring
- A61M2205/3368—Temperature
-
- 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
- A61M2205/35—Communication
- A61M2205/3576—Communication with non implanted data transmission devices, e.g. using external transmitter or receiver
- A61M2205/3584—Communication with non implanted data transmission devices, e.g. using external transmitter or receiver using modem, internet or bluetooth
-
- 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
- A61M2205/36—General characteristics of the apparatus related to heating or cooling
-
- 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
- A61M2205/36—General characteristics of the apparatus related to heating or cooling
- A61M2205/3673—General characteristics of the apparatus related to heating or cooling thermo-electric, e.g. Peltier effect, thermocouples, semi-conductors
-
- 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
- A61M2205/50—General characteristics of the apparatus with microprocessors or computers
- A61M2205/52—General characteristics of the apparatus with microprocessors or computers with memories providing a history of measured variating parameters of apparatus or patient
-
- 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
- A61M2205/75—General characteristics of the apparatus with filters
- A61M2205/7536—General characteristics of the apparatus with filters allowing gas passage, but preventing liquid passage, e.g. liquophobic, hydrophobic, water-repellent membranes
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- Health & Medical Sciences (AREA)
- Heart & Thoracic Surgery (AREA)
- Vascular Medicine (AREA)
- Engineering & Computer Science (AREA)
- Anesthesiology (AREA)
- Biomedical Technology (AREA)
- Hematology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- External Artificial Organs (AREA)
- Cardiology (AREA)
- Pulmonology (AREA)
Description
Claims (15)
- 陰圧吸引補助脱血(VAVD)システム(100)であって、
貯血槽(104)に対しての陰圧の印加を容易にするように構成された調圧器バルブアセンブリ(124、212)と、
前記陰圧の印加の制御を容易にするために、前記調圧器バルブアセンブリを制御するように構成された制御ユニット(122、236)と、
前記貯血槽に結合されるとともに、前記貯血槽内の圧力測定値を得るように構成された少なくとも1つの圧力センサ(116、238)と、
前記調圧器バルブアセンブリを目標温度で目標持続時間にわたって加熱し、カビ及び細菌を殺すように構成された加熱要素(126、222)と、
前記調圧器バルブアセンブリの温度を決定するように構成された少なくとも1つの温度センサ(128、224)と、を含む、システム。 - 前記制御ユニットは、
前記加熱要素を使用して、前記調圧器バルブアセンブリを消毒するための熱消毒サイクルを実行するように構成されている、請求項1に記載のシステム。 - 前記制御ユニットは、
前記調圧器バルブアセンブリを使用して、動作タスクを実行するように構成されているとともに、
前記加熱要素を使用して、前記動作タスクの少なくとも一部の実行時に、前記調圧器バルブアセンブリの前記温度を目標温度に維持するように構成されている、請求項1又は2に記載のシステム。 - 前記制御ユニットは、
前記バルブアセンブリを目標温度へと加熱することによって、及び、
前記バルブアセンブリを、指定された時間にわたって前記目標温度に維持することによって、前記温度を維持するように構成されている、請求項3に記載のシステム。 - 前記調圧器バルブアセンブリを冷却温度へと冷却するように構成された冷却要素をさらに含む、請求項1〜4のいずれか一項に記載のシステム。
- 前記冷却要素は、前記加熱要素である、請求項5に記載のシステム。
- 前記加熱要素は、ペルチェ素子を含む、請求項1〜6のいずれか一項に記載のシステム。
- 前記制御ユニットは、さらに、前記冷却要素を使用して、前記調圧器バルブアセンブリを冷却温度へと冷却することを容易にするように構成され、前記冷却温度は、吸引された空気との接触に応答して前記バルブアセンブリの内表面上において結露が発生することを防止するように選択された温度である、請求項5若しくは6、又は請求項5若しくは6に従属する請求項7に記載のシステム。
- 前記制御ユニットは、ルックアップテーブル及びフィードバック制御機構の少なくとも一方を利用することにより、前記温度の維持を容易にするように構成されている、請求項1〜8のいずれか一項に記載のシステム。
- 前記フィードバック制御機構は、比例積分微分(PID)アルゴリズムを含む、請求項9に記載のシステム。
- 前記加熱要素は、冷却要素を含む、請求項1〜10のいずれか一項に記載のシステム。
- 前記制御ユニットは、ペルチェ素子を制御して前記バルブアセンブリの冷却を容易にするようにさらに構成される、請求項8に記載のシステム。
- 前記少なくとも1つの圧力センサは、前記貯血槽に直接的に連結された検知管を含む、請求項1〜12のいずれか一項に記載のシステム。
- 冗長的圧力測定を提供するその他の圧力センサをさらに含む、請求項13に記載のシステム。
- 前記調圧器バルブアセンブリは、大気圧側調圧器バルブ(214A)および/または陰圧側調圧器バルブ(216A)を含む、請求項1〜14のいずれか一項に記載のシステム。
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/EP2017/075451 WO2019068338A1 (en) | 2017-10-06 | 2017-10-06 | CONTROL OF CONTAMINATION AND CONDENSATION OF A VAVD REGULATOR |
Publications (2)
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JP2020535943A JP2020535943A (ja) | 2020-12-10 |
JP6963111B2 true JP6963111B2 (ja) | 2021-11-05 |
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Application Number | Title | Priority Date | Filing Date |
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JP2020540669A Active JP6963111B2 (ja) | 2017-10-06 | 2017-10-06 | Vavd調圧器の汚染及び結露の制御 |
Country Status (4)
Country | Link |
---|---|
US (3) | US11590274B2 (ja) |
EP (1) | EP3691706B1 (ja) |
JP (1) | JP6963111B2 (ja) |
WO (1) | WO2019068338A1 (ja) |
Family Cites Families (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3474907A (en) * | 1966-03-15 | 1969-10-28 | Sweden Freezer Mfg Co | Dialysis control system |
US4599093A (en) | 1982-02-12 | 1986-07-08 | Steg Jr Robert F | Extracorporeal blood processing system |
US4490331A (en) | 1982-02-12 | 1984-12-25 | Steg Jr Robert F | Extracorporeal blood processing system |
US5094260A (en) * | 1990-10-26 | 1992-03-10 | Alcon Surgical, Inc. | Proportional valve and pressure control system |
US5823986A (en) | 1995-02-08 | 1998-10-20 | Medtronic, Inc. | Perfusion system |
JP2000093449A (ja) * | 1998-09-24 | 2000-04-04 | Nikkiso Co Ltd | 加温冷却自在型chdf装置 |
DK199900119A (da) * | 1999-01-29 | 2000-09-04 | Polystan Holding As | Trykregulator til vakuumassisteret drænage |
US6612975B2 (en) * | 2001-04-09 | 2003-09-02 | Medtronic, Inc. | Blood centrifuge with an enhanced internal drive assembly |
EP1441676B1 (en) * | 2001-10-11 | 2013-08-07 | Medivance, Inc. | Patient temperature control system with fluid temperature response |
US7335334B2 (en) | 2003-01-14 | 2008-02-26 | Medtronic, Inc. | Active air removal from an extracorporeal blood circuit |
US8147440B2 (en) | 2004-01-22 | 2012-04-03 | Yehuda Tamari | Blood reservoir incorporating a vapor trap |
JP4500617B2 (ja) | 2004-07-22 | 2010-07-14 | テルモ株式会社 | 気泡除去装置 |
BR112012002972A2 (pt) | 2009-08-12 | 2016-04-12 | Miami Children S Hospital Res Inst | circuito de sangue extracorpóreo para desvio cardiopulmonar |
CA3240652A1 (en) * | 2011-05-24 | 2012-11-29 | Deka Products Limited Partnership | Blood treatment systems and methods |
US9260843B2 (en) * | 2012-06-22 | 2016-02-16 | Kohler Mira Limited | Valve disinfecting method |
JP2016153308A (ja) * | 2013-06-19 | 2016-08-25 | 興和株式会社 | 飲料水供給装置 |
-
2017
- 2017-10-06 EP EP17780405.1A patent/EP3691706B1/en active Active
- 2017-10-06 JP JP2020540669A patent/JP6963111B2/ja active Active
- 2017-10-06 US US16/753,751 patent/US11590274B2/en active Active
- 2017-10-06 WO PCT/EP2017/075451 patent/WO2019068338A1/en unknown
-
2023
- 2023-01-25 US US18/101,276 patent/US11819603B2/en active Active
- 2023-09-06 US US18/242,733 patent/US20230414857A1/en active Pending
Also Published As
Publication number | Publication date |
---|---|
US11590274B2 (en) | 2023-02-28 |
EP3691706B1 (en) | 2023-12-20 |
EP3691706A1 (en) | 2020-08-12 |
US20230414857A1 (en) | 2023-12-28 |
US20200276366A1 (en) | 2020-09-03 |
US11819603B2 (en) | 2023-11-21 |
JP2020535943A (ja) | 2020-12-10 |
US20230166023A1 (en) | 2023-06-01 |
WO2019068338A1 (en) | 2019-04-11 |
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