Methods 34 cases were treated by ringing of superficial femoral vein.The therapeutic effieacy was evaluated by noninvasive photo plethysmography(PPG)and clinical effection.
英
美
释义
方法本文应用股浅静脉戴戒术治疗原发性下肢深静脉瓣膜功能不全34例,并应用无创性光电容积描记(PPG)结合临床症状改善状况对手术疗效进行评估。
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