Method of freezing living cells and tissues with improved subseq

Heat exchange – Regenerator – Checker brick structure

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Details

62 78, 435 2, 424101, F25B 1300

Patent

active

041990226

ABSTRACT:
This invention relates to an improved method for freezing red blood cells, ther living cells, or tissues with improved subsequent survival, wherein constant-volume freezing is utilized that results in significantly improved survival compared with constant-pressure freezing; optimization is attainable through the use of different vessel geometries, cooling baths and warming baths, and sample concentrations.

REFERENCES:
patent: 4030314 (1977-06-01), Strehler et al.
patent: 4117881 (1978-10-01), Williams et al.

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