Bag of freezing and process of freezing red blood cells (RBC)

摘要

PCT No. PCT/GB93/01829 Sec. 371 Date Mar. 17, 1995 Sec. 102(e) Date Mar. 17, 1995 PCT Filed Aug. 27, 1993 PCT Pub. No. WO94/05247 PCT Pub. Date Mar. 17, 1994A freezing bag (10) for the storage of blood cells is formed from two sheets (11) of material joined together with welds (15, 18) defining a containment zone (19). A pocket (20) leads from the containment area (19) and in the weld (18) defining this pocket is an access port (17). An access tube (23) is secured to the port (17) and normally lies within the bounds of a pouch (21) formed by extensions of the sheets (11) beyond the containment zone (19).