Preliminary study on atherectomy for treatment of Tosaka class Ⅲ in-stent restenosis in femoropo-pliteal artery / 中国医师杂志

ABSTRACT

Objective o investigate the clinical efficacy of atherectomy in the treatment of Tosaka class Ⅲ in-stent restenosis in the femoropopliteal artery. Methods From June 2013 to December 2015, 33 restenotic lesions after femoropopliteal artery stenting were retrospectively analyzed by clinical information including technical success rate, incidence of complications, improvement of postoperative symptoms and objective indicators, and target vessel patency. Results To January 2016, twenty-eight cases were followed up. The average follow-up time was 17. 9 months. Five cases were lost. The follow-up rate was 84. 9％. The technical success rate was 100％. The patency rate was 79. 9％ at 6 months and 65. 8％ at 1 year after surgery. Conclusions Atherectomy is safe and effective for treatment of Tosaka classⅢin-stent restenosis in femoropopliteal artery with good short-term and medium-term efficacy.