Percentage of restraining platelet aggregation, prothrombin time and partial thromboplastic time were measured to compare the huoxuehuayu effects of different populations of safflower.

测定血小板聚集抑制率、凝血酶原时间凝血活酶时间，比较不同栽居群红花的活血化瘀作用。

The mechanism of endovenous thrombus formation induced by laser irradiation is different from thromboplastic phlebitis, thus endovenous thrombus formation doesn't affect whole body cruor function.

射导致静脉腔内血栓形成，与血栓性静脉炎的形成机制不同，并没有影响全身凝血功能。