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?

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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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因此，迫使退圈和脱圈沉降片的枢转运动随动织针（4）的前后线性运动。

Consequently, the pivoting movement of the holding-down and knock-over sinker (5) is forced to follow the back-and-forth linear movement of the knitting needle (4).

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因此，迫使退圈和脱圈沉降片的枢转运动随动织针（4）的前后线性运动。

Consequently, the pivoting movement of the holding-down and knock-over sinker (5) is forced to follow the back-and-forth linear movement of the knitting needle (4).

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