Switch bag type blood-gathering set.

摘要

This invention is a switch bag type blood-gathering set (1) used for transfusing blood gathered from a blood donor to the same blood donor again, and for newly gathering predetermined amount of blood from the blood donor. This switch bag type blood-gathering set (1) comprises a liquid transferring member (2) for introducing a physiological saline solution into the blood-gathering set (1), a blood transfusing member (3a,3b) for introducing blood from a blood bag into the blood-gathering set (1), a blood-transfusing and gathering member (4) for supplying blood to or gathering blood from the donor, a washing solution storing member (6) for containing a waste liquor after priming in the blood-gathering set (1), and a blood storing member (5a,5b) for storing blood gathered from the donor, and these constituents are connected by connecting tubes (9,13a...42,43) so as to not contact with the air outside.