(19)
(11) EP 2 398 425 A1

(12)

(43) Date of publication:
28.12.2011 Bulletin 2011/52

(21) Application number: 10736533.0

(22) Date of filing: 01.02.2010
(51) International Patent Classification (IPC): 
A61F 2/62(2006.01)
(86) International application number:
PCT/US2010/022760
(87) International publication number:
WO 2010/088616 (05.08.2010 Gazette 2010/31)
(84) Designated Contracting States:
AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO SE SI SK SM TR

(30) Priority: 30.01.2009 US 148545 P

(71) Applicant: Massachusetts Institute of Technology
Cambridge, MA 02139 (US)

(72) Inventors:
  • HERR, Hugh, M.
    Somerville, MA 02143 (US)
  • MARTINEZ-VILLALPANDO, Ernesto, C.
    Cambridge, MA 02141 (US)
  • WEBER, Jeff, Anthony
    San Francisco, CA 94107 (US)

(74) Representative: Somervell, Thomas Richard 
Marks & Clerk LLP Alpha Tower Suffolk Street
Queensway Birmingham B1 1TT
Queensway Birmingham B1 1TT (GB)

   


(54) POWERED ARTIFICIAL KNEE WITH AGONIST-ANTAGONIST ACTUATION