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Research Article
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Erratum Notice
Important: There has been an erratum issued for this article. View Erratum Notice
Retraction Notice
The article Assisted Selection of Biomarkers by Linear Discriminant Analysis Effect Size (LEfSe) in Microbiome Data (10.3791/61715) has been retracted by the journal upon the authors' request due to a conflict regarding the data and methodology. View Retraction Notice
来源:Kozák, G. 等人。大鼠的慢性经颅电刺激和皮质内记录。J. Vis. Exp. (2018 年)。
该视频演示了在麻醉大鼠体内植入头部电极系统以进行实时癫痫发作检测的方法。该程序包括放置刺激和记录电极,用牙科粘接剂固定电极,并将它们连接到头戴式放大器。
所有涉及动物模型的程序均已由当地机构动物护理委员会和 JoVE 兽医审查委员会审查。
1. 刺激电极的制造
2. 记录电极的制造
3. 麻醉
4. 植入刺激和记录电极
注意:在整个手术过程中,使用高压灭菌所有必要的手术器械并仔细遵循无菌和防腐的一般规则。避免触摸手术区域以外的非无菌区域。植入前将电极浸入乙醇 (70%) 中 30 分钟。

图 1:刺激和记录电极制造的步骤。(A) 在将剥落的电线包裹到空腔中之前,将绞合的电线穿过孔并固定在包装上。(B) 刺激电极的最终形式。插图:包装内的包裹电线;(C) 记录电极的侧视图;(D) 记录电极的俯视图。插图:记录位点的尖端,间距 400 μm。(E) 经颅刺激电极放置的术中图片。刺激电极已经植入,还有一些锚固螺钉。