针刺手法之一。指针入体内一定的部位后，逐渐由深至浅向外退出针体（以不拔出皮肤外面为度）的方法。 ①即出针。见该条。 ②指针在穴位内由深处向浅部抽提。可单纯外抽或和捻转结合进行，退针快慢据情而定，一般急退为泻，缓退为补。
穿刺治疗后3例出现发热，2例退针后出现穿刺部位灼痛。
After treatment, 3 have fever, 2 have ache on the part of puncture.
在前路椎间盘切除和融合中不正确的定位针是否加速椎间盘退变。
Does Incorrect Level Needle Localization During Anterior Cervical Discectomy and Fusion Lead to Accelerated Disc Degeneration?
在针向上运动时，被握持的线圈从针舌上滑到针杆上，为退圈。
Clearing occurs as the held loop slips off the latch and onto the stem as the needle moves upwards.
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