(19)
(11) EP 1 091 782 A1

(12)

(43) Date of publication:
18.04.2001 Bulletin 2001/16

(21) Application number: 99928476.3

(22) Date of filing: 08.06.1999
(51) International Patent Classification (IPC)7A61M 25/01, A61B 5/00
(86) International application number:
PCT/US9912/870
(87) International publication number:
WO 9964/099 (16.12.1999 Gazette 1999/50)
(84) Designated Contracting States:
DE ES FR GB IE IT NL SE

(30) Priority: 09.06.1998 US 88652 P

(71) Applicant: Cardeon Corporation
Cupertino, CA 95014 (US)

(72) Inventors:
  • LEARY, James, J.
    Sunnyvale, CA 94086 (US)
  • SAMSON, Wilfred, J.
    Saratoga, CA 95070 (US)
  • MACOVIAK, John, A.
    La Jolla, CA 92037 (US)
  • BAKER, Steve
    Sunnyvale, CA 94086 (US)
  • ROBINSON, Janine
    Half Moon Bay, CA 94015 (US)
  • VAN DYK, Karl
    Freemont, CA 94539 (US)

(74) Representative: Belcher, Simon James 
Urquhart-Dykes & LordTower HouseMerrion Way
Leeds LS2 8PA
Leeds LS2 8PA (GB)

   


(54) CARDIOVASCULAR CATHETER APPARATUS AND CATHETER POSITIONING METHOD USING TISSUE TRANSILLUMINATION