DE3853237D1 - Einrichtung zum kontinuierlichen zentrifugieren und verfahren um material mittlerer dichte aus einer suspension direkt abzuziehen. - Google Patents
Einrichtung zum kontinuierlichen zentrifugieren und verfahren um material mittlerer dichte aus einer suspension direkt abzuziehen.Info
- Publication number
- DE3853237D1 DE3853237D1 DE3853237T DE3853237T DE3853237D1 DE 3853237 D1 DE3853237 D1 DE 3853237D1 DE 3853237 T DE3853237 T DE 3853237T DE 3853237 T DE3853237 T DE 3853237T DE 3853237 D1 DE3853237 D1 DE 3853237D1
- Authority
- DE
- Germany
- Prior art keywords
- suspension
- medium density
- removing material
- material medium
- density directly
- 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
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
- A61M1/16—Dialysis systems; Artificial kidneys; Blood oxygenators ; Reciprocating systems for treatment of body fluids, e.g. single needle systems for hemofiltration or pheresis with membranes
- A61M1/26—Dialysis systems; Artificial kidneys; Blood oxygenators ; Reciprocating systems for treatment of body fluids, e.g. single needle systems for hemofiltration or pheresis with membranes and internal elements which are moving
- A61M1/262—Dialysis systems; Artificial kidneys; Blood oxygenators ; Reciprocating systems for treatment of body fluids, e.g. single needle systems for hemofiltration or pheresis with membranes and internal elements which are moving rotating
-
- 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
- A61M1/16—Dialysis systems; Artificial kidneys; Blood oxygenators ; Reciprocating systems for treatment of body fluids, e.g. single needle systems for hemofiltration or pheresis with membranes
- A61M1/26—Dialysis systems; Artificial kidneys; Blood oxygenators ; Reciprocating systems for treatment of body fluids, e.g. single needle systems for hemofiltration or pheresis with membranes and internal elements which are moving
- A61M1/262—Dialysis systems; Artificial kidneys; Blood oxygenators ; Reciprocating systems for treatment of body fluids, e.g. single needle systems for hemofiltration or pheresis with membranes and internal elements which are moving rotating
- A61M1/265—Dialysis systems; Artificial kidneys; Blood oxygenators ; Reciprocating systems for treatment of body fluids, e.g. single needle systems for hemofiltration or pheresis with membranes and internal elements which are moving rotating inducing Taylor vortices
-
- 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
- A61M1/302—Details having a reservoir for withdrawn untreated blood
-
- 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
- A61M1/36—Other treatment of blood in a by-pass of the natural circulatory system, e.g. temperature adaptation, irradiation ; Extra-corporeal blood circuits
- A61M1/3601—Extra-corporeal circuits in which the blood fluid passes more than once through the treatment unit
- A61M1/3603—Extra-corporeal circuits in which the blood fluid passes more than once through the treatment unit in the same direction
-
- 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
- B04B2005/0464—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 hollow or massive core in centrifuge bowl
Landscapes
- Health & Medical Sciences (AREA)
- Heart & Thoracic Surgery (AREA)
- Urology & Nephrology (AREA)
- Vascular Medicine (AREA)
- Life Sciences & Earth Sciences (AREA)
- Public Health (AREA)
- Biomedical Technology (AREA)
- Hematology (AREA)
- Engineering & Computer Science (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Anesthesiology (AREA)
- Veterinary Medicine (AREA)
- Emergency Medicine (AREA)
- Cardiology (AREA)
- External Artificial Organs (AREA)
- Centrifugal Separators (AREA)
- Sampling And Sample Adjustment (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US280487A | 1987-01-13 | 1987-01-13 | |
PCT/US1988/000043 WO1988005332A1 (en) | 1987-01-13 | 1988-01-12 | Continuous centrifugation system and method for directly deriving intermediate density material from a suspension |
Publications (2)
Publication Number | Publication Date |
---|---|
DE3853237D1 true DE3853237D1 (de) | 1995-04-13 |
DE3853237T2 DE3853237T2 (de) | 1995-11-16 |
Family
ID=21702587
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE3853237T Expired - Lifetime DE3853237T2 (de) | 1987-01-13 | 1988-01-12 | Einrichtung zum kontinuierlichen zentrifugieren und verfahren um material mittlerer dichte aus einer suspension direkt abzuziehen. |
DE3853298T Expired - Lifetime DE3853298T2 (de) | 1987-01-13 | 1988-01-12 | Zentrifugaltrenner. |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE3853298T Expired - Lifetime DE3853298T2 (de) | 1987-01-13 | 1988-01-12 | Zentrifugaltrenner. |
Country Status (6)
Country | Link |
---|---|
EP (2) | EP0299032B1 (de) |
JP (1) | JPH0669491B2 (de) |
AU (1) | AU604843B2 (de) |
CA (1) | CA1321986C (de) |
DE (2) | DE3853237T2 (de) |
WO (1) | WO1988005332A1 (de) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5188588A (en) * | 1987-11-25 | 1993-02-23 | Baxter Internatonal Inc. | Single needle continuous hemapheresis apparatus and methods |
US4851126A (en) * | 1987-11-25 | 1989-07-25 | Baxter International Inc. | Apparatus and methods for generating platelet concentrate |
US5135667A (en) * | 1990-06-14 | 1992-08-04 | Baxter International Inc. | Method and apparatus for administration of anticoagulant to red cell suspension output of a blood separator |
US5171456A (en) * | 1990-06-14 | 1992-12-15 | Baxter International Inc. | Automated blood component separation procedure and apparatus promoting different functional characteristics in multiple blood components |
US5733446A (en) * | 1994-12-02 | 1998-03-31 | Bristol-Myers Squibb Company | Centrifuge with annular filter |
US6579217B1 (en) * | 1999-02-11 | 2003-06-17 | Seward Ltd. | Centrifuge rotors including displacement control |
KR101145388B1 (ko) * | 2010-04-29 | 2012-05-15 | 주문귀 | 버피코트 추출 키트 및 방법 |
SG11201404605TA (en) * | 2012-02-02 | 2014-10-30 | Pall Technology Uk Ltd | Centrifugation system and related method |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2898037A (en) * | 1955-03-09 | 1959-08-04 | Gen Motors Corp | Centrifuge for clarifying fluid |
US3022937A (en) * | 1958-06-09 | 1962-02-27 | Gen Motors Corp | Centrifuge for separating three components |
US3655123A (en) * | 1966-08-08 | 1972-04-11 | Us Health Education & Welfare | Continuous flow blood separator |
US3519201A (en) * | 1968-05-07 | 1970-07-07 | Us Health Education & Welfare | Seal means for blood separator and the like |
US3955755A (en) * | 1975-04-25 | 1976-05-11 | The United States Of America As Represented By The United States Energy Research And Development Administration | Closed continuous-flow centrifuge rotor |
US4636193A (en) * | 1976-05-14 | 1987-01-13 | Baxter Travenol Laboratories, Inc. | Disposable centrifugal blood processing system |
US4262840A (en) * | 1978-06-01 | 1981-04-21 | Maschinenfabrik Augsburg-Nurnberg Ag | Rotor for high operating speeds |
US4341343A (en) * | 1980-09-22 | 1982-07-27 | Stuart Beckman | Magnetically driven centrifuge system |
JPS5778864A (en) * | 1980-11-06 | 1982-05-17 | Asahi Chemical Ind | Method and apparatus for centrifugally treating blood |
US4680025A (en) * | 1982-08-24 | 1987-07-14 | Baxter Travenol Laboratories, Inc. | Blood component collection systems and methods |
US4530691A (en) * | 1983-12-13 | 1985-07-23 | Baxter Travenol Laboratories, Inc. | Centrifuge with movable mandrel |
DE3410286C2 (de) * | 1984-03-21 | 1986-01-23 | Fresenius AG, 6380 Bad Homburg | Verfahren zur Trennung von Blut sowie Vorrichtung zur Durchführung des Verfahrens |
US4776964A (en) * | 1984-08-24 | 1988-10-11 | William F. McLaughlin | Closed hemapheresis system and method |
-
1988
- 1988-01-12 DE DE3853237T patent/DE3853237T2/de not_active Expired - Lifetime
- 1988-01-12 DE DE3853298T patent/DE3853298T2/de not_active Expired - Lifetime
- 1988-01-12 WO PCT/US1988/000043 patent/WO1988005332A1/en active IP Right Grant
- 1988-01-12 JP JP63501348A patent/JPH0669491B2/ja not_active Expired - Lifetime
- 1988-01-12 AU AU11812/88A patent/AU604843B2/en not_active Expired
- 1988-01-12 EP EP88901122A patent/EP0299032B1/de not_active Expired - Lifetime
- 1988-01-12 EP EP91200389A patent/EP0432147B1/de not_active Expired - Lifetime
- 1988-01-12 CA CA000556330A patent/CA1321986C/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
WO1988005332A1 (en) | 1988-07-28 |
AU1181288A (en) | 1988-08-10 |
EP0432147B1 (de) | 1995-03-08 |
DE3853298T2 (de) | 1995-11-09 |
JPH0669491B2 (ja) | 1994-09-07 |
DE3853298D1 (de) | 1995-04-13 |
DE3853237T2 (de) | 1995-11-16 |
AU604843B2 (en) | 1991-01-03 |
EP0432147A2 (de) | 1991-06-12 |
EP0432147A3 (en) | 1991-11-06 |
JPH01502093A (ja) | 1989-07-27 |
EP0299032B1 (de) | 1995-03-08 |
EP0299032A1 (de) | 1989-01-18 |
CA1321986C (en) | 1993-09-07 |
EP0299032A4 (de) | 1990-04-10 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition |