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

测定小板聚集、凝酶原时间和部分凝活酶时间，比较不同栽居群红花的活化瘀作用。

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.

激光照射导致静脉腔形成，与性静脉炎的形成机不同，并没有影响全身凝功能。