DE69310711T3 - Kompakte blutverarbeitungssysteme mit verbesserter ausbeute - Google Patents

Kompakte blutverarbeitungssysteme mit verbesserter ausbeute

Info

Publication number
DE69310711T3
DE69310711T3 DE69310711T DE69310711T DE69310711T3 DE 69310711 T3 DE69310711 T3 DE 69310711T3 DE 69310711 T DE69310711 T DE 69310711T DE 69310711 T DE69310711 T DE 69310711T DE 69310711 T3 DE69310711 T3 DE 69310711T3
Authority
DE
Germany
Prior art keywords
processing systems
blood processing
improved yield
compact blood
compact
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
DE69310711T
Other languages
English (en)
Other versions
DE69310711T2 (de
DE69310711D1 (de
Inventor
Richard Brown
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=25508973&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE69310711(T3) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Baxter International Inc filed Critical Baxter International Inc
Publication of DE69310711D1 publication Critical patent/DE69310711D1/de
Publication of DE69310711T2 publication Critical patent/DE69310711T2/de
Application granted granted Critical
Publication of DE69310711T3 publication Critical patent/DE69310711T3/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • 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
    • A61M1/00—Suction or pumping devices for medical purposes; Devices for carrying-off, for treatment of, or for carrying-over, body-liquids; Drainage systems
    • A61M1/14—Dialysis systems; Artificial kidneys; Blood oxygenators ; Reciprocating systems for treatment of body fluids, e.g. single needle systems for hemofiltration or pheresis
    • A61M1/30—Single 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
    • 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
    • A61M1/14—Dialysis systems; Artificial kidneys; Blood oxygenators ; Reciprocating systems for treatment of body fluids, e.g. single needle systems for hemofiltration or pheresis
    • A61M1/30—Single 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
    • A61M1/301—Details
    • A61M1/303—Details having a reservoir for treated blood to be returned
    • 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
    • A61M1/14—Dialysis systems; Artificial kidneys; Blood oxygenators ; Reciprocating systems for treatment of body fluids, e.g. single needle systems for hemofiltration or pheresis
    • A61M1/30—Single 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
    • A61M1/301—Details
    • A61M1/305—Control of inversion point between collection and re-infusion phase
    • A61M1/308—Volume control, e.g. with open or flexible containers, by counting the number of pump revolutions, weighing
    • 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
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D21/00—Separation of suspended solid particles from liquids by sedimentation
    • B01D21/26—Separation of sediment aided by centrifugal force or centripetal force
    • B01D21/262—Separation of sediment aided by centrifugal force or centripetal force by using a centrifuge
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D21/00—Separation of suspended solid particles from liquids by sedimentation
    • B01D21/30—Control equipment
    • B01D21/34—Controlling the feed distribution; Controlling the liquid level ; Control of process parameters
    • 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
    • A61M2205/331—Optical measuring means used as turbidity change detectors, e.g. for priming-blood or plasma-hemoglubine-interface detection
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2221/00—Applications of separation devices
    • B01D2221/10—Separation devices for use in medical, pharmaceutical or laboratory applications, e.g. separating amalgam from dental treatment residues
    • 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

Landscapes

  • Health & Medical Sciences (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Urology & Nephrology (AREA)
  • Vascular Medicine (AREA)
  • Animal Behavior & Ethology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Veterinary Medicine (AREA)
  • Engineering & Computer Science (AREA)
  • Anesthesiology (AREA)
  • Biomedical Technology (AREA)
  • Hematology (AREA)
  • Public Health (AREA)
  • General Health & Medical Sciences (AREA)
  • Emergency Medicine (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Cardiology (AREA)
  • External Artificial Organs (AREA)
  • Centrifugal Separators (AREA)
DE69310711T 1992-10-22 1993-03-23 Kompakte blutverarbeitungssysteme mit verbesserter ausbeute Expired - Lifetime DE69310711T3 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US96477192A 1992-10-22 1992-10-22
PCT/US1993/002854 WO1994008688A1 (en) 1992-10-22 1993-03-23 Compact enhanced yield blood processing systems

Publications (3)

Publication Number Publication Date
DE69310711D1 DE69310711D1 (de) 1997-06-19
DE69310711T2 DE69310711T2 (de) 1997-11-27
DE69310711T3 true DE69310711T3 (de) 2001-05-03

Family

ID=25508973

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69310711T Expired - Lifetime DE69310711T3 (de) 1992-10-22 1993-03-23 Kompakte blutverarbeitungssysteme mit verbesserter ausbeute

Country Status (5)

Country Link
EP (1) EP0619752B9 (de)
JP (1) JPH07502447A (de)
CA (1) CA2124805C (de)
DE (1) DE69310711T3 (de)
WO (1) WO1994008688A1 (de)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7479123B2 (en) 2002-03-04 2009-01-20 Therakos, Inc. Method for collecting a desired blood component and performing a photopheresis treatment
US7211037B2 (en) 2002-03-04 2007-05-01 Therakos, Inc. Apparatus for the continuous separation of biological fluids into components and method of using same

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4146172A (en) * 1977-10-18 1979-03-27 Baxter Travenol Laboratories, Inc. Centrifugal liquid processing system
US4834890A (en) * 1987-01-30 1989-05-30 Baxter International Inc. Centrifugation pheresis system
SE458342B (sv) † 1987-07-06 1989-03-20 Alfa Laval Ab Centrifugalseparator innefattande en rotor med en separeringskammare bestaaende av tvaa avdelningar

Also Published As

Publication number Publication date
JPH07502447A (ja) 1995-03-16
WO1994008688A1 (en) 1994-04-28
EP0619752B9 (de) 2001-07-04
EP0619752B1 (de) 1997-05-14
DE69310711T2 (de) 1997-11-27
CA2124805A1 (en) 1994-04-28
CA2124805C (en) 2004-02-03
EP0619752A4 (de) 1995-03-29
EP0619752A1 (de) 1994-10-19
DE69310711D1 (de) 1997-06-19
EP0619752B2 (de) 2000-10-18

Similar Documents

Publication Publication Date Title
DE69330553D1 (de) Blutentnahmesystem
DE69027299D1 (de) Paralleles Verarbeitungssystem
DE69321770T2 (de) Antikoagulanslösung
NO933878L (no) Ultrasonisk behandlingssystem
DE69302638D1 (de) Blutpumpe
DK120991D0 (da) Blodproevetager
DE68927423D1 (de) Optisches Verkleinerungssystem
DK313589D0 (da) Formastersystem
DE68902561D1 (de) Feldhaecksler.
DE59306704D1 (de) Vakuumbearbeitungsanlage
DK120891D0 (da) Blodproevetager
DE69230127T2 (de) Diagrammerkennungssystem
NO179628C (no) Fölgingssystem
DE69332491T2 (de) Blutoxygenator
FI941606A0 (fi) Tunnistusjärjestelmä
DE69318866D1 (de) Signalverarbeitungsanordnungen
DE69304645D1 (de) Kanuele
DE68928774D1 (de) Kamarasystem
DE59306721D1 (de) Erntemaschine
NO891421D0 (no) Signalbehandlingssystem.
IS3507A7 (is) Greiningarkerfi
DE68902669D1 (de) Feldhaecksler.
DE69310711D1 (de) Kompakte blutverarbeitungssysteme mit verbesserter ausbeute
FR2698540B1 (fr) Structure de fauteuil roulant.
KR940007201U (ko) 수액

Legal Events

Date Code Title Description
8363 Opposition against the patent
8366 Restricted maintained after opposition proceedings
8327 Change in the person/name/address of the patent owner

Owner name: FENWAL, INC., LAKE ZURICH, ILL., US