January 18, 2007

Publication of preliminary total annual sales 2006

February 15, 2007

Extraordinary General Meeting

• Berlin

March 30, 2007

Announcement of the annual account 2006
Financial statement press conference

April 17, 2007

MedTechDay 2007
(Analyst meeting)

• Frankfurt/Main

May 31, 2007

Publication of first quarterly report 2007

August 17, 2007

Publication of second quarterly report 2007

August 27, 2007

Annual General Meeting

• Berlin

November 12, 2007

Publication of third quarterly report 2007

November 13, 2007

German Equity Forum 2007 (Analyst Meeting)

• Frankfurt/Main

- Subject to change -