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Summary: Non-Rigid MR/US Registration for Tracking Brain Deformations
Xavier Pennec1
, Alexis Roche2
, Pascal Cathier3
, Nicholas Ayache1
1
EPIDAURE, INRIA Sophia-Antipolis, BP 93, F-06902 Sophia Antipolis Cedex, France
{Xavier.Pennec, Nicholas.Ayache}@sophia.inria.fr
2
Service Hospitalier Frdric Joliot, CEA, F-91401 Orsay, France
roche@shfj.cea.fr
3
CAD Solutions Group, Siemens Medical Solutions, Malvern, PA, USA
Pascal.Cathier@siemens.com
February 6, 2004
Preprint of a Chapter to appear in Multi-Sensor Image Fusion and Its Applications,
R. S. Blum and Zh. Liu editors. Marcel Dekker Inc, 2005.
Abstract
During a neurosurgical intervention, the brain tissues shift and warp. In order to keep an
accurate positioning of the surgical instruments, one has to estimate this deformation from intra-
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