(19)
(11) EP 1 784 240 A2

(12)

(43) Date of publication:
16.05.2007 Bulletin 2007/20

(21) Application number: 05790922.8

(22) Date of filing: 27.07.2005
(51) International Patent Classification (IPC): 
A61N 1/18(2006.01)
(86) International application number:
PCT/US2005/026515
(87) International publication number:
WO 2006/014972 (09.02.2006 Gazette 2006/06)
(84) Designated Contracting States:
AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC NL PL PT RO SE SI SK TR
Designated Extension States:
AL BA HR MK YU

(30) Priority: 28.07.2004 US 900573

(71) Applicant: Cyberonics, Inc.
Houston TX 77058-9798 (US)

(72) Inventors:
  • ARMSTRONG, Randolph, K.
    Houston, TX 77059 (US)
  • ARMSTRONG, Scott, A.
    Danbury, TX 77534 (US)

(74) Representative: Schuster, Thomas 
Grünecker, Kinkeldey, Stockmair & Schwanhäusser Anwaltssozietät Maximilianstrasse 58
80538 München
80538 München (DE)

   


(54) IMPEDANCE MEASUREMENT FOR AN IMPLANTABLE DEVICE