Anesthetic technique for the popliteal block Anesthetic technique for the popliteal block. The needle top is positioned to localize the sciatic nerve, and aspiration ensures no vascular penetration. (Reproduced, with permission, from Rongstad KM, Mann RA, Prieskorn D, et al: Popliteal sciatic nerve block for postoperative analgesia. Foot Ankle Int 1996;17:378.) Source: Chapter 8. Foot and Ankle Surgery, Current Diagnosis & Treatment in Orthopedics, 5e Citation: Skinner HB, McMahon PJ. Current Diagnosis & Treatment in Orthopedics, 5e; 2014 Available at: http://accessmedicine.mhmedical.com/DownloadImage.aspx?image=/data/books/skin5/skin5_c008f022.png&sec=45455941&BookID=675&ChapterSecID=45451714&imagename= Accessed: November 10, 2017 Copyright © 2017 McGraw-Hill Education. All rights reserved