THE BLOOD COLLECTION TUBE FOR EXTRACT OF THE BLOOD PLATELET

摘要

PURPOSE: A platelet extracting blood-collecting tube is provided to separate blood cell and plasma easily by forming a moving object moving up and down. CONSTITUTION: A blood-collecting tube(10) is made of glass or plastic of transparent material. The inner wall of the blood-collecting tube becomes narrow from the top to the lower part. A moving object(20) forms a up-down moving path(21) along the inner wall. A stopper(30) blocks the top of the blood-collecting tube. The inner wall is formed through an inclined surface.