DE60041426D1 - Zentrifugale Trennvorrichtung und Verfahren zur Trennung von Flüssigkeitsbestandteilen - Google Patents

Zentrifugale Trennvorrichtung und Verfahren zur Trennung von Flüssigkeitsbestandteilen

Info

Publication number
DE60041426D1
DE60041426D1 DE60041426T DE60041426T DE60041426D1 DE 60041426 D1 DE60041426 D1 DE 60041426D1 DE 60041426 T DE60041426 T DE 60041426T DE 60041426 T DE60041426 T DE 60041426T DE 60041426 D1 DE60041426 D1 DE 60041426D1
Authority
DE
Germany
Prior art keywords
separation vessel
platelets
fluid
fluid chamber
substances
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
DE60041426T
Other languages
German (de)
English (en)
Inventor
Dennis Hlavinka
Thomas J Felt
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.)
Terumo BCT Inc
Original Assignee
Terumo BCT 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 Terumo BCT Inc filed Critical Terumo BCT Inc
Application granted granted Critical
Publication of DE60041426D1 publication Critical patent/DE60041426D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • 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
    • 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
    • A61M1/3696—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 with means for adding or withdrawing liquid substances during the centrifugation, e.g. continuous centrifugation
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B04—CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL PROCESSES
    • B04B—CENTRIFUGES
    • B04B5/00—Other centrifuges
    • B04B5/04—Radial chamber apparatus for separating predominantly liquid mixtures, e.g. butyrometers
    • B04B5/0442—Radial 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
    • 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
    • A61M2202/00—Special media to be introduced, removed or treated
    • A61M2202/04—Liquids
    • A61M2202/0413—Blood
    • A61M2202/0427—Platelets; Thrombocytes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B04—CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL PROCESSES
    • B04B—CENTRIFUGES
    • B04B5/00—Other centrifuges
    • B04B5/04—Radial chamber apparatus for separating predominantly liquid mixtures, e.g. butyrometers
    • B04B5/0442—Radial 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
    • B04B2005/045—Radial 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 having annular separation channels
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B04—CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL PROCESSES
    • B04B—CENTRIFUGES
    • B04B5/00—Other centrifuges
    • B04B5/04—Radial chamber apparatus for separating predominantly liquid mixtures, e.g. butyrometers
    • B04B5/0442—Radial 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
    • B04B2005/0471—Radial 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 with additional elutriation separation of different particles

Landscapes

  • Health & Medical Sciences (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Vascular Medicine (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Anesthesiology (AREA)
  • Biomedical Technology (AREA)
  • Hematology (AREA)
  • Cardiology (AREA)
  • Animal Behavior & Ethology (AREA)
  • Engineering & Computer Science (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Centrifugal Separators (AREA)
  • External Artificial Organs (AREA)
  • Cyclones (AREA)
  • Investigating Or Analysing Biological Materials (AREA)
  • Sampling And Sample Adjustment (AREA)
DE60041426T 1999-03-16 2000-03-07 Zentrifugale Trennvorrichtung und Verfahren zur Trennung von Flüssigkeitsbestandteilen Expired - Lifetime DE60041426D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US09/270,105 US6334842B1 (en) 1999-03-16 1999-03-16 Centrifugal separation apparatus and method for separating fluid components

Publications (1)

Publication Number Publication Date
DE60041426D1 true DE60041426D1 (de) 2009-03-05

Family

ID=23029929

Family Applications (4)

Application Number Title Priority Date Filing Date
DE60041426T Expired - Lifetime DE60041426D1 (de) 1999-03-16 2000-03-07 Zentrifugale Trennvorrichtung und Verfahren zur Trennung von Flüssigkeitsbestandteilen
DE60044624T Expired - Lifetime DE60044624D1 (de) 1999-03-16 2000-03-07 Vorrichtung zur zentrifugalen Trennung von Flüssigkeitsbestandteilen
DE60044623T Expired - Lifetime DE60044623D1 (de) 1999-03-16 2000-03-07 Vorrichtung zur zentrifugalen Trennung und Verfahren zur Trennung von Flüssigkeitsbestandteilen
DE60036906T Expired - Lifetime DE60036906T2 (de) 1999-03-16 2000-03-07 Zentrifugale trennvorrichtung und verfahren zur trennung von flüssigkeitsbestandteilen

Family Applications After (3)

Application Number Title Priority Date Filing Date
DE60044624T Expired - Lifetime DE60044624D1 (de) 1999-03-16 2000-03-07 Vorrichtung zur zentrifugalen Trennung von Flüssigkeitsbestandteilen
DE60044623T Expired - Lifetime DE60044623D1 (de) 1999-03-16 2000-03-07 Vorrichtung zur zentrifugalen Trennung und Verfahren zur Trennung von Flüssigkeitsbestandteilen
DE60036906T Expired - Lifetime DE60036906T2 (de) 1999-03-16 2000-03-07 Zentrifugale trennvorrichtung und verfahren zur trennung von flüssigkeitsbestandteilen

Country Status (7)

Country Link
US (4) US6334842B1 (enExample)
EP (4) EP1847323B1 (enExample)
JP (3) JP4771595B2 (enExample)
AT (4) ATE376886T1 (enExample)
DE (4) DE60041426D1 (enExample)
ES (4) ES2317400T3 (enExample)
WO (1) WO2000054886A1 (enExample)

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