| 摘要 |
A blood component collection apparatus 1 has a controller 13 for controlling a centrifugal separator drive unit 10, a first liquid supply pump 11, a second liquid supply pump 12, and a plurality of flow path shutter means to execute a platelet collection operation. The controller 13 executes a plasma collection/constant-speed circulation step including a first plasma collection step of collecting anticoagulant-added blood by starting the first and second liquid supply pumps 11, 12 and collecting a first predetermined amount of plasma into the plasma collection bag 25 and a plasma collection/acceleration circulation step including a second plasma collection step of collecting the anticoagulant-added blood by starting the first and second liquid supply pumps 11, 12 and collecting the plasma. <IMAGE> |
