Does Incorrect Level Needle Localization During Anterior Cervical Discectomy and Fusion Lead to Accelerated Disc Degeneration?
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。
Applied for making lead, support, typing needle.
用于制作引出线，支撑杆，打印针等。
Methods:EEG was recorded by two needle electrodes punctured scalp with bipolar electrode lead;
方法：脑电图记录用头皮针电极以双极导联连接；
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