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(11)

EP 1 151 633 A1

(12)

(43) Date of publication: 07.11.2001 Bulletin 2001/45 (21) Application number: 00902403.5 (22) Date of filing: 12.01.2000

(51) International Patent Classification (IPC)7: H04R 25/00, A61B 1/227 (86) International application number: PCT/US0000/831 (87) International publication number: WO 0042/816 (20.07.2000 Gazette 2000/29)

(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: 15.01.1999 US 232747 (71) Applicant: Sonic Innovations Salt Lake City, UT 84121 (US)	(72) Inventors: BRIMHALL, Owen, D. South Jordan, UT 84095 (US) KOSKOWICH, Gregory, N. Salt Lake City, UT 84121 (US) (74) Representative: Viering, Hans-Martin, Dipl.-Ing.  PatentanwälteViering, Jentschura & Partner,Postfach 22 14 43 80504 München 80504 München (DE)