(19)

(11)

EP 2 117 443 A2

(12)

(88) Date of publication A3: 13.11.2008 (43) Date of publication: 18.11.2009 Bulletin 2009/47 (21) Application number: 08729860.0 (22) Date of filing: 14.02.2008

(51) International Patent Classification (IPC):  A61B 17/04(2006.01) (86) International application number: PCT/US2008/053962 (87) International publication number: WO 2008/101078 (21.08.2008 Gazette 2008/34)

(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 MT NL NO PL PT RO SE SI SK TR (30) Priority: 14.02.2007 US 901457 P 05.04.2007 US 921930 P (71) Applicant: BFKW, LLC Ada, MI 49301 (US)	(72) Inventors: BAKER, Randal S. Ada, Michigan 49301 (US) FOOTE, James A. Ada, Michigan 49301 (US) WALBURN, Frederick J. Grand Rapids, Michigan 49546 (US) WILSON, Peter M. Killingworth, Connecticut 06419 (US) LEHMAN, Adam I. Northford, Connecticut 06472 (US) (74) Representative: Moser & Götze  Patentanwälte Paul-Klinger-Strasse 9 45127 Essen 45127 Essen (DE)