Implicit representations of the human intestines for surgery simulations L. France, A. Angelidis, P. Meseure, M.-P. Cani, J. Lenoir, F. Faure and C. Chaillou ESAIM: Proc., 12 (2002) 42-47 Published online: 15 August 2002 DOI: 10.1051/proc:2002009