JP2022068105A - 検出アセンブリの光源の位置の調整 - Google Patents

検出アセンブリの光源の位置の調整 Download PDF

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Publication number
JP2022068105A
JP2022068105A JP2021157481A JP2021157481A JP2022068105A JP 2022068105 A JP2022068105 A JP 2022068105A JP 2021157481 A JP2021157481 A JP 2021157481A JP 2021157481 A JP2021157481 A JP 2021157481A JP 2022068105 A JP2022068105 A JP 2022068105A
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Japan
Prior art keywords
signal
light source
pulse width
amplitude
photodetector
Prior art date
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Pending
Application number
JP2021157481A
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English (en)
Japanese (ja)
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JP2022068105A5 (https=
Inventor
カスタース，ベンジャミン，イー
E Kusters Benjamin
マーフィ，ライアン
Murphey Ryan
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Fenwal Inc
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Fenwal Inc
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Filing date
Publication date
Application filed by Fenwal Inc filed Critical Fenwal Inc
Publication of JP2022068105A publication Critical patent/JP2022068105A/ja
Publication of JP2022068105A5 publication Critical patent/JP2022068105A5/ja
Pending legal-status Critical Current

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    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/01—Arrangements or apparatus for facilitating the optical investigation
    • G01N21/03—Cuvette constructions
    • G01N21/07—Centrifugal type cuvettes
    • 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
    • A61M1/02—Blood transfusion apparatus
    • A61M1/029—Separating blood components present in distinct layers in a container, not otherwise provided for
    • 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
    • A61M1/3622—Extra-corporeal blood circuits with a cassette forming partially or totally the blood circuit
    • 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
    • A61M1/3693—Other treatment of blood in a by-pass of the natural circulatory system, e.g. temperature adaptation, irradiation ; Extra-corporeal blood circuits using separation based on different densities of components, e.g. centrifuging
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02P—CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
    • H02P8/00—Arrangements for controlling dynamo-electric motors rotating step by step
    • H02P8/14—Arrangements for controlling speed or speed and torque
    • 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
    • A61M2205/3306—Optical measuring means
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B04—CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL PROCESSES
    • B04B—CENTRIFUGES
    • B04B13/00—Control arrangements specially designed for centrifuges; Program control of centrifuges
    • B04B2013/006—Interface detection or monitoring of separated components
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
    • G01N33/48—Biological material, e.g. blood, urine; Haemocytometers
    • G01N33/483—Physical analysis of biological material
    • G01N33/487—Physical analysis of biological material of liquid biological material
    • G01N33/49—Blood
    • G01N33/491—Blood by separating the blood components

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  • Health & Medical Sciences (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Vascular Medicine (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Anesthesiology (AREA)
  • Biomedical Technology (AREA)
  • Animal Behavior & Ethology (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Hematology (AREA)
  • Cardiology (AREA)
  • Pathology (AREA)
  • Physics & Mathematics (AREA)
  • Power Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • External Artificial Organs (AREA)
  • Centrifugal Separators (AREA)
JP2021157481A 2020-09-30 2021-09-28 検出アセンブリの光源の位置の調整 Pending JP2022068105A (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US202063085293P 2020-09-30 2020-09-30
US63/085,293 2020-09-30

Publications (2)

Publication Number Publication Date
JP2022068105A true JP2022068105A (ja) 2022-05-09
JP2022068105A5 JP2022068105A5 (https=) 2024-10-01

Family

ID=77998813

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2021157481A Pending JP2022068105A (ja) 2020-09-30 2021-09-28 検出アセンブリの光源の位置の調整

Country Status (4)

Country Link
US (1) US12247912B2 (https=)
EP (1) EP3978044A1 (https=)
JP (1) JP2022068105A (https=)
CN (1) CN114306788B (https=)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007524838A (ja) * 2003-07-02 2007-08-30 ガンブロ　　インコーポレーテッド 血液処理の監視および制御システム
WO2013140617A1 (ja) * 2012-03-23 2013-09-26 株式会社島津製作所 検出器及びその検出器を備えた液体クロマトグラフ
JP2019532696A (ja) * 2016-09-16 2019-11-14 フェンウォール、インコーポレイテッド 遠心分離および回転膜分離技術を用いた血液分離システムおよび方法

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU4152085A (en) 1984-03-21 1985-10-11 Mclaughlin, W.F. Method and apparatus for separation of matter from suspension
US5632893A (en) 1987-01-30 1997-05-27 Baxter Internatinoal Inc. Enhanced yield blood processing systems with angled interface control surface
US5316667A (en) 1989-05-26 1994-05-31 Baxter International Inc. Time based interface detection systems for blood processing apparatus
US5746708A (en) 1993-12-22 1998-05-05 Baxter International Inc. Peristaltic pump tube holder with pump tube shield and cover
US6002474A (en) * 1998-03-02 1999-12-14 Becton Dickinson And Company Method for using blood centrifugation device with movable optical reader
US6582387B2 (en) * 2001-03-20 2003-06-24 Therox, Inc. System for enriching a bodily fluid with a gas
US7327443B2 (en) * 2004-07-01 2008-02-05 Gambro Bct, Inc Stroboscopic LED light source for blood processing apparatus
CN101821601B (zh) * 2007-12-18 2013-03-27 泰尔茂比司特公司 在光学控制设备中有被密封的漫射器的血液处理设备
US8075468B2 (en) 2008-02-27 2011-12-13 Fenwal, Inc. Systems and methods for mid-processing calculation of blood composition
US7854893B2 (en) * 2008-03-28 2010-12-21 Panasonic Corporation Analysis device and an analysis apparatus using the analysis device
JP6250053B2 (ja) * 2012-09-04 2017-12-20 フェンウォール、インコーポレイテッド 血液処理システムの境界検知装置
CA3017337C (en) * 2016-04-01 2025-09-23 Mallinckrodt Pharmaceuticals Ireland Limited APPARATUS AND METHOD FOR FILTERING LIQUID PARTICLES FROM A GAS FLOW INSPIRED BY A BREATHING CIRCUIT OF A PATIENT USING A VENTILATOR AND/OR NITRIC OXIDE DELIVERY SYSTEM
MX2021014048A (es) * 2016-05-03 2023-03-28 Mallinckrodt Hospital Products Ip Ltd Aparato y metodo para detectar el nivel de liquido en un recipiente transparente o parcialmente transparente.
US10960189B2 (en) * 2016-11-01 2021-03-30 White Swell Medical Ltd Systems and methods for treatment of fluid overload
US10561784B2 (en) * 2017-05-31 2020-02-18 Fenwal, Inc. Stationary optical monitoring system for blood processing system
US11513061B2 (en) 2018-06-29 2022-11-29 University Of Maryland, Baltimore System for nondestructive spectroscopic analysis of biologic specimens
JP2021535999A (ja) 2018-08-31 2021-12-23 パーティクル・メージャーリング・システムズ・インコーポレーテッド 流体屈折率最適化粒子計数器

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007524838A (ja) * 2003-07-02 2007-08-30 ガンブロ　　インコーポレーテッド 血液処理の監視および制御システム
WO2013140617A1 (ja) * 2012-03-23 2013-09-26 株式会社島津製作所 検出器及びその検出器を備えた液体クロマトグラフ
JP2019532696A (ja) * 2016-09-16 2019-11-14 フェンウォール、インコーポレイテッド 遠心分離および回転膜分離技術を用いた血液分離システムおよび方法

Also Published As

Publication number Publication date
CN114306788A (zh) 2022-04-12
CN114306788B (zh) 2026-04-24
US12247912B2 (en) 2025-03-11
EP3978044A1 (en) 2022-04-06
US20220099562A1 (en) 2022-03-31

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