Blood collecting apparatus

摘要

A blood collecting apparatus 1 of the present invention comprises a blood collecting needle 152; the blood collecting bag 10; a first tube 15 (15a, 15b) whose one end communicates with the blood collecting bag 10 and other end communicates with the blood collecting needle 152; the branch portion 92 provided on a portion of the first tube 15; a second tube 91 connected with the branch portion 92 at one end thereof and having a blood take-out port (sampling port) 71; and a flexible resin bag 20 including a third tube 31 communicating with the second tube 91. The flexible resin bag 20 is capable of accommodating air inside a part of the first tube 15 between the branch portion 92 and the blood collecting needle 152 and air inside the second tube 91 when the blood collecting apparatus is used.