(19)

(11)

EP 1 220 652 A2

(12)

(88) Date of publication A3: 04.10.2001 (43) Date of publication: 10.07.2002 Bulletin 2002/28 (21) Application number: 00945365.5 (22) Date of filing: 13.07.2000

(51) International Patent Classification (IPC)7: A61H 31/00 (86) International application number: PCT/US0019/057 (87) International publication number: WO 0115/652 (08.03.2001 Gazette 2001/10)

(84) Designated Contracting States: AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE Designated Extension States: AL LT LV MK RO SI (30) Priority: 31.08.1999 US 387319 31.08.1999 US 387339 (71) Applicant: Advanced Respiratory, Inc. Saint-Paul, MN 55126-2910 (US)	(72) Inventors: VAN BRUNT, Nickolas, P. White Bear Lake, MN 55110 (US) GAGNE, Donald, J. Saint-Paul, MN 55117 (US) (74) Representative: Vidon, Patrice  Le Nobel,2, allée Antoine BecquerelBP 90333 35703 Rennes Cedex 7 35703 Rennes Cedex 7 (FR)