Title:
細胞除去方法、細胞除去システム及び白血球除去方法
Document Type and Number:
Japanese Patent JP5700576
Kind Code:
B2
Abstract:
A cell removal system (1) that is mounted on a centrifugal separator and removes predetermined cells from a body fluid, comprising:
- a body fluid bag (10) that receives a body fluid;
- a first body fluid component bag (11) that receives a first body fluid component having a relatively high cell concentration in the body fluid;
- a second body fluid component bag (12) that receives a second body fluid component having a relatively low cell concentration in the body fluid;
- a first channel (13) that connects the first body fluid component bag and the body fluid bag;
- a second channel (14) that connects the second body fluid component bag and the body fluid bag;
- a filter (15) that is provided in the first channel and removes predetermined cells from a body fluid component passing through the channel;
- a first on-off valve (30) that opens and closes the first channel; and
- a second on-off valve (31) that opens and closes the second channel,
the first channel being connected to an end portion of the body fluid bag, the end portion being, when mounted on the centrifugal separator, on the side of a direction of centrifugal force by the centrifugal separator, and
the second channel being connected to an end portion of the body fluid bag, the end portion being, when mounted on the centrifugal separator, on the opposite side from the direction of centrifugal force by the centrifugal separator.
Inventors:
Shuichiro Inaru
Shimada
Tomohisa Yokomizo
Shimada
Tomohisa Yokomizo
Application Number:
JP2012505784A
Publication Date:
April 15, 2015
Filing Date:
March 22, 2011
Export Citation:
Assignee:
Asahi Kasei Medical Co., Ltd.
International Classes:
A61M1/02
Domestic Patent References:
| JP2000334034A | 2000-12-05 | |||
| JP2009268917A | 2009-11-19 | |||
| JP2000334034A | 2000-12-05 | |||
| JP2010528740A | 2010-08-26 | |||
| JP2009525153A | 2009-07-09 | |||
| JP2004508909A | 2004-03-25 | |||
| JPH07509153A | 1995-10-12 | |||
| JPH10504224A | 1998-04-28 | |||
| JPH10212237A | 1998-08-11 |
Foreign References:
| WO2002087660A1 | 2002-11-07 |
Attorney, Agent or Firm:
Yoshiyuki Inaba
Toshifumi Onuki
Akihiko Eguchi
Kazuhiko Naito
Toshifumi Onuki
Akihiko Eguchi
Kazuhiko Naito