primary patency
主要开放
以上为机器翻译结果，长、整句建议使用 人工翻译 。
The primary intervention of interest was SIA, with or without a stent, for the restoration of vessel patency in people with occlusions of a lower limb artery.
研究选取的主要干预措施为SIA，合并或不合并支架植入，用以治疗下肢动脉闭塞患者以恢复其血管通畅。
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