DE60037827D1 - Systeme zur behandlung von blut mit ueberwachung der optischen dichte - Google Patents

Systeme zur behandlung von blut mit ueberwachung der optischen dichte

Info

Publication number
DE60037827D1
DE60037827D1 DE60037827T DE60037827T DE60037827D1 DE 60037827 D1 DE60037827 D1 DE 60037827D1 DE 60037827 T DE60037827 T DE 60037827T DE 60037827 T DE60037827 T DE 60037827T DE 60037827 D1 DE60037827 D1 DE 60037827D1
Authority
DE
Germany
Prior art keywords
blood
optical density
systems
output
volume
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.)
Expired - Lifetime
Application number
DE60037827T
Other languages
English (en)
Other versions
DE60037827T2 (de
Inventor
Richard I Brown
John T Foley
Timothy J Patno
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.)
Fenwal Inc
Original Assignee
Baxter International 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 Baxter International Inc filed Critical Baxter International Inc
Application granted granted Critical
Publication of DE60037827D1 publication Critical patent/DE60037827D1/de
Publication of DE60037827T2 publication Critical patent/DE60037827T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D21/00Separation of suspended solid particles from liquids by sedimentation
    • B01D21/26Separation of sediment aided by centrifugal force or centripetal force
    • 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
    • A61M1/14Dialysis systems; Artificial kidneys; Blood oxygenators ; Reciprocating systems for treatment of body fluids, e.g. single needle systems for hemofiltration or pheresis
    • A61M1/30Single needle dialysis ; Reciprocating systems, alternately withdrawing blood from and returning it to the patient, e.g. single-lumen-needle dialysis or single needle systems for hemofiltration or pheresis
    • A61M1/301Details
    • A61M1/302Details having a reservoir for withdrawn untreated blood
    • 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
    • A61M1/14Dialysis systems; Artificial kidneys; Blood oxygenators ; Reciprocating systems for treatment of body fluids, e.g. single needle systems for hemofiltration or pheresis
    • A61M1/30Single needle dialysis ; Reciprocating systems, alternately withdrawing blood from and returning it to the patient, e.g. single-lumen-needle dialysis or single needle systems for hemofiltration or pheresis
    • A61M1/301Details
    • A61M1/303Details having a reservoir for treated blood to be returned
    • 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
    • A61M1/14Dialysis systems; Artificial kidneys; Blood oxygenators ; Reciprocating systems for treatment of body fluids, e.g. single needle systems for hemofiltration or pheresis
    • A61M1/30Single needle dialysis ; Reciprocating systems, alternately withdrawing blood from and returning it to the patient, e.g. single-lumen-needle dialysis or single needle systems for hemofiltration or pheresis
    • A61M1/301Details
    • A61M1/305Control of inversion point between collection and re-infusion phase
    • A61M1/308Volume control, e.g. with open or flexible containers, by counting the number of pump revolutions, weighing
    • 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
    • A61M1/36Other treatment of blood in a by-pass of the natural circulatory system, e.g. temperature adaptation, irradiation ; Extra-corporeal blood circuits
    • A61M1/3693Other 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
    • 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
    • A61M1/36Other treatment of blood in a by-pass of the natural circulatory system, e.g. temperature adaptation, irradiation ; Extra-corporeal blood circuits
    • A61M1/3693Other 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
    • A61M1/3696Other 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 with means for adding or withdrawing liquid substances during the centrifugation, e.g. continuous centrifugation
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D17/00Separation of liquids, not provided for elsewhere, e.g. by thermal diffusion
    • B01D17/02Separation of non-miscible liquids
    • B01D17/0217Separation of non-miscible liquids by centrifugal force
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D21/00Separation of suspended solid particles from liquids by sedimentation
    • B01D21/0003Making of sedimentation devices, structural details thereof, e.g. prefabricated parts
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D21/00Separation of suspended solid particles from liquids by sedimentation
    • B01D21/24Feed or discharge mechanisms for settling tanks
    • B01D21/2405Feed mechanisms for settling tanks
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D21/00Separation of suspended solid particles from liquids by sedimentation
    • B01D21/24Feed or discharge mechanisms for settling tanks
    • B01D21/245Discharge mechanisms for the sediments
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D21/00Separation of suspended solid particles from liquids by sedimentation
    • B01D21/26Separation of sediment aided by centrifugal force or centripetal force
    • B01D21/262Separation of sediment aided by centrifugal force or centripetal force by using a centrifuge
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D21/00Separation of suspended solid particles from liquids by sedimentation
    • B01D21/30Control equipment
    • B01D21/32Density control of clear liquid or sediment, e.g. optical control ; Control of physical properties
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B04CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL PROCESSES
    • B04BCENTRIFUGES
    • B04B13/00Control arrangements specially designed for centrifuges; Programme control of centrifuges
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B04CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL PROCESSES
    • B04BCENTRIFUGES
    • B04B5/00Other centrifuges
    • B04B5/04Radial chamber apparatus for separating predominantly liquid mixtures, e.g. butyrometers
    • B04B5/0442Radial chamber apparatus for separating predominantly liquid mixtures, e.g. butyrometers with means for adding or withdrawing liquid substances during the centrifugation, e.g. continuous centrifugation
    • 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
    • A61M1/14Dialysis systems; Artificial kidneys; Blood oxygenators ; Reciprocating systems for treatment of body fluids, e.g. single needle systems for hemofiltration or pheresis
    • A61M1/30Single needle dialysis ; Reciprocating systems, alternately withdrawing blood from and returning it to the patient, e.g. single-lumen-needle dialysis or single needle systems for hemofiltration or pheresis
    • 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
    • A61M2202/00Special media to be introduced, removed or treated
    • A61M2202/04Liquids
    • A61M2202/0413Blood
    • A61M2202/0427Platelets; Thrombocytes
    • 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
    • A61M2205/00General characteristics of the apparatus
    • A61M2205/33Controlling, regulating or measuring
    • A61M2205/3306Optical measuring means
    • A61M2205/331Optical measuring means used as turbidity change detectors, e.g. for priming-blood or plasma-hemoglubine-interface detection
    • 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
    • A61M2205/00General characteristics of the apparatus
    • A61M2205/50General characteristics of the apparatus with microprocessors or computers
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D2221/00Applications of separation devices
    • B01D2221/08Mobile separation devices
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D2221/00Applications of separation devices
    • B01D2221/10Separation devices for use in medical, pharmaceutical or laboratory applications, e.g. separating amalgam from dental treatment residues
DE60037827T 1999-10-16 2000-10-12 Systeme zur behandlung von blut mit ueberwachung der optischen dichte Expired - Lifetime DE60037827T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US09/419,727 US6312607B1 (en) 1995-06-07 1999-10-16 Blood processing systems and methods which optically monitor incremental platelet volumes in a plasma constituent
US419727 1999-10-16
PCT/US2000/028178 WO2001028652A1 (en) 1999-10-16 2000-10-12 Blood processing systems which monitor optical densities

Publications (2)

Publication Number Publication Date
DE60037827D1 true DE60037827D1 (de) 2008-03-06
DE60037827T2 DE60037827T2 (de) 2009-02-05

Family

ID=23663500

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60037827T Expired - Lifetime DE60037827T2 (de) 1999-10-16 2000-10-12 Systeme zur behandlung von blut mit ueberwachung der optischen dichte

Country Status (11)

Country Link
US (1) US6312607B1 (de)
EP (1) EP1229978B1 (de)
JP (1) JP4545364B2 (de)
CN (1) CN1379694A (de)
AT (1) ATE383901T1 (de)
AU (1) AU768997B2 (de)
BR (1) BR0014801A (de)
CA (1) CA2386482A1 (de)
DE (1) DE60037827T2 (de)
ES (1) ES2300277T3 (de)
WO (1) WO2001028652A1 (de)

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US8685258B2 (en) 2008-02-27 2014-04-01 Fenwal, Inc. Systems and methods for conveying multiple blood components to a recipient
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US10413652B2 (en) 2011-04-13 2019-09-17 Fenwal, Inc. Systems and methods for use and control of an automated separator with adsorption columns
CN103906429B (zh) * 2011-05-03 2015-09-02 汾沃有限公司 血小板的重悬浮方法和装置
WO2013043316A1 (en) 2011-09-22 2013-03-28 Fenwal, Inc. Drive system for centrifuge
EP2731724B1 (de) * 2011-09-22 2015-01-14 Fenwal, Inc. Antriebssystem für eine zentrifuge
WO2013103446A1 (en) 2012-01-04 2013-07-11 Fenwal, Inc. Drive system for centrifuge
JP6174144B2 (ja) 2012-07-30 2017-08-02 フェンウォール、インコーポレイテッド 脂質の光学的検出
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US10039877B2 (en) 2013-08-23 2018-08-07 Fenwal, Inc. Apheresis platelets with fixed residual plasma volume
CN104717257B (zh) * 2013-12-13 2018-09-28 腾讯科技(深圳)有限公司 传输数据报文的方法及装置
US9895700B2 (en) 2014-10-27 2018-02-20 Fenwal, Inc. Systems and methods for controlling plasma flow rates for therapeutic exchange procedures
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EP3466449B1 (de) 2017-10-06 2022-08-03 Fenwal, Inc. Integrierte plättchensammel- und pathogeninaktivierungsverarbeitungssysteme und fluidkreisläufe
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Also Published As

Publication number Publication date
US6312607B1 (en) 2001-11-06
ATE383901T1 (de) 2008-02-15
CN1379694A (zh) 2002-11-13
DE60037827T2 (de) 2009-02-05
EP1229978A4 (de) 2005-12-14
JP2003512106A (ja) 2003-04-02
EP1229978B1 (de) 2008-01-16
BR0014801A (pt) 2002-06-11
AU768997B2 (en) 2004-01-15
ES2300277T3 (es) 2008-06-16
WO2001028652A1 (en) 2001-04-26
AU1081001A (en) 2001-04-30
CA2386482A1 (en) 2001-04-26
EP1229978A1 (de) 2002-08-14
JP4545364B2 (ja) 2010-09-15

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