(19)

(11)

EP 1 119 288 A1

(12)

(43) Date of publication: 01.08.2001 Bulletin 2001/31 (21) Application number: 99953114.8 (22) Date of filing: 08.10.1999

(51) International Patent Classification (IPC)7: A61B 5/05 (86) International application number: PCT/US9923/524 (87) International publication number: WO 0019/894 (13.04.2000 Gazette 2000/15)

(84) Designated Contracting States: AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE (30) Priority: 08.10.1998 US 103506 P (71) Applicant: Polartechnics Limited Sydney,New South Wales 2011 (AU)	(72) Inventors: SKLADNEV, Victor Vaucluse, NSW 2030 (AU) THOMPSON, Richard, L. Killarney Heights, NSW 2087 (AU) BATH, Andrew, R. Quakers Hill, NSW 2763 (AU) (74) Representative: Neugebauer, Jürgen, Dipl.Phys. et al Fleuchaus & Neugebauer GbRMelchiorstrasse 42 D-81479 München D-81479 München (DE)