To control admixture of dust in a culture container as much as possible and to prevent air in a treatment chamber from flowing out to the outside or outside air from flowing into the treatment chamber when having access to the treatment chamber from the outside.
The subject culture treatment apparatus 30 is equipped with the treatment chamber S2 in which a cell stored in the culture container 3 is subjected to a prescribed treatment in a closed space S21. The treatment chamber S2 is equipped with an air cleaner 32 for supplying a clean dropping air flow from above, a first ventilator 41 for sucking air in the treatment chamber S2 at the lower part and discharging the air through a filter 42, an openable and closable door 50 for communicating the side of the space with the outside or interrupting the communication, and a second ventilator 54 that is operated when the door 50 is opened and sucks air in the vicinity of the door 50.
FUKUDA HIROSHI
HOSHIKAWA NORIYOSHI
Noriharu Fujita
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