Fixing device for at least one, can be inserted in the sterile area in operations control element, eg., A surgical instrument

Disclosed is a fixing device for at least one, in the sterile field during surgery can be inserted operating element or fixing element which is supported spatially largely freely positionable and fixable, wherein the sterile area is separated from the non-sterile area substantially by a cloth-like covering means. DOLLAR A The invention is characterized in that a, building under non-sterile area holding means is provided which enters at least separated by the cover via an operative surface with the operating or fixing in operative connection, and that the operative connection is based on magnetic forces.