在肝素临床应用中,除小剂量肝素疗法外,还需要作实验室监测,了解血浆肝素浓度,作为医生用药的依据。国内外采用了多种方法,但各有优缺点,目前尚无成熟的意见,因此,这一问题仍然值得探讨。我们 In the clinical application of heparin, in addition to low-dose heparin therapy, but also for laboratory monitoring, understanding of plasma heparin concentration, as the basis for medical treatment. There are many methods adopted at home and abroad, but each has its advantages and disadvantages. At present, there are no mature opinions. Therefore, this issue is still worth discussing. we