Edited by Wolfgang Seeger, Josef Zwntner (Pp 419, EUR 248). Published by Springer-Verlag, New York, 2002. ISBN 3 211 83741 8

The increasing use of frameless neuronavigation constantly poses new challenges to neurosurgeons. Its aim is to create a linkage between digital image data and anatomical structure. This provides increasing 3-D orientation and hopefully thereby making operative interventions less traumatic, more precise, and also avoids external frames for stereotactic biopsies. Its increasing use in skull based surgery has particularly …