SynchroMed pump (Medtronic Neurological, Minneapolis, Minn) showing the two pump sizes and the computer. Source: B. Injections and Neurolytic Therapies for Pain, Principles & Practice of Pain Medicine, 2e Citation: Warfield CA, Bajwa ZH. Principles & Practice of Pain Medicine, 2e; 2004 Available at: http://accessanesthesiology.mhmedical.com/DownloadImage.aspx?image=/data/books/warf/warf_c071f006.jpg&sec=40437130&BookID=411&ChapterSecID=40429860&imagename= Accessed: December 24, 2017 Copyright © 2017 McGraw-Hill Education. All rights reserved