(19)
(11) EP 1 827 240 A1

(12)

(43) Date of publication:
05.09.2007 Bulletin 2007/36

(21) Application number: 04812437.4

(22) Date of filing: 30.11.2004
(51) International Patent Classification (IPC): 
A61B 8/00(2006.01)
(86) International application number:
PCT/US2004/039907
(87) International publication number:
WO 2006/059966 (08.06.2006 Gazette 2006/23)
(84) Designated Contracting States:
AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LU MC NL PL PT RO SE SI SK TR

(71) Applicant: Omnisonics Medical Technologies, Inc.
Wilmington, MA 01887 (US)

(72) Inventors:
  • HARE, Bradley, A.
    Chelmsford, MA 01824 (US)
  • JARGER, Kyle, K.
    Stow, MA 01775 (US)
  • VADALA, Charles, J., Jr.
    Roslindale, MA 02131 (US)
  • O'LEARY, Anthony, W.
    Walpole, MA 02081 (US)
  • MURPHY, Thomas, A.
    Malden, MA 02148 (US)
  • ROBERTSON, Roy, M.
    Saugus, MA 01906 (US)

(74) Representative: Frank, Hartmut 
Patentanwalt Reichspräsidentenstr. 21-25
45470 Mülheim a. d. Ruhr
45470 Mülheim a. d. Ruhr (DE)

   


(54) ULTRASONIC MEDICAL DEVICE WITH VARIABLE FREQUENCY DRIVE