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Title:
CELL SORTER AND CELL SORTING METHOD
Document Type and Number:
Japanese Patent JP2012098058
Kind Code:
A
Abstract:

To provide a cell sorter and a cell sorting method that can sort cells in a reliable manner without requiring delay time setting for each flow path design.

When a cell C passes between detection electrodes 19a and 19b provided at a previous stage of a sorting circuit, a detection circuit 21 detects the presence of the cell C. If, at this time, a determination signal has been supplied to gate circuits 23 and 24, a flip-flop 25 is set when the presence of the cell C is detected, a switch 27 being ON and a voltage being applied to working electrodes. This changes the course of the cell C. When the cell C passes between detection electrodes 20a and 20b at a subsequent stage, a detection circuit 22 detects the passage of the cell. As a result, a detection signal is supplied to the gate circuit 24, the flip-flop 25 being reset and the switch 27 being OFF. This cancels the formation of working electric fields by a working electrode pair 18.


Inventors:
SATO KAZUMASA
KATSUMOTO YOICHI
Application Number:
JP2010243650A
Publication Date:
May 24, 2012
Filing Date:
October 29, 2010
Export Citation:
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Assignee:
SONY CORP
International Classes:
G01N27/22; G01N15/12; G01N37/00
Domestic Patent References:
JP2003287519A2003-10-10
JP2010181399A2010-08-19
JP2002543972A2002-12-24
JP2010025911A2010-02-04
JP2005319407A2005-11-17
JP2002233792A2002-08-20
Foreign References:
US3827555A1974-08-06
Attorney, Agent or Firm:
Junichi Omori
Ori Akira
Teppei Nakamura
Nozomi Yoshida
Ayako Kaneko