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Patent Searching and Data


Title:
CELL SUSPENSION TREATMENT SYSTEM
Document Type and Number:
WIPO Patent Application WO/2020/196551
Kind Code:
A1
Abstract:
A cell suspension treatment system is provided with a circulation circuit and a filling liquid supply source which supplies a filling liquid to the circulation circuit. The circulation circuit comprises a hollow fiber membrane filter, a reservoir, a pump which is disposed on the downstream side, in the circulation direction, of the reservoir and on the upstream side of the hollow fiber membrane filter, and a valve which is disposed on the downstream side of the reservoir and on the upstream side of the pump. The filling liquid supply source is connected to a part of the circulation circuit between the valve and the pump. After a concentrated cell suspension is reserved in the reservoir, the filling liquid supply source starts to supply the filling liquid to the circulation circuit in the state where the valve is closed and the pump is driven. Thus, the filling liquid forces the cell suspension, which remains in a part of the circulation circuit to the inlet port of the reservoir, to flow toward the reservoir.

Inventors:
HIGUCHI AKIRA (JP)
NAITO HIROYUKI (JP)
OKAMOTO HARUKI (JP)
Application Number:
PCT/JP2020/013121
Publication Date:
October 01, 2020
Filing Date:
March 24, 2020
Export Citation:
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Assignee:
KYOTO SEISAKUSHO (JP)
MEGAKARYON CORP (JP)
International Classes:
C12M1/26; C12M3/06
Domestic Patent References:
WO2014112352A12014-07-24
WO2015148390A12015-10-01
Foreign References:
JP2018070519A2018-05-10
JP2014509854A2014-04-24
JP2014521333A2014-08-28
JP2012510271A2012-05-10
JP2015042167A2015-03-05
Attorney, Agent or Firm:
YAMAO, Norihito et al. (JP)
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