Patent ID: 7255311

Claim:
A stand for a surgical microscope, the stand comprising: a vertical support having a vertical longitudinal axis; a horizontal support articulated on the vertical support; an energy storage element that is articulated at a proximal articulation point adjacent the vertical support and at a distal articulation point adjacent the horizontal support; an articulation element ( 21 ) adjustably positionable relative to the vertical support, the articulation element having a guide ( 19 ) defining a generally vertical guide path; a carriage ( 16 ) engaging the guide ( 19 ) for travel along the guide path, the proximal articulation point being coupled to the carriage for travel therewith; a first displacement apparatus ( 18 b ) operable to displace the articulation element ( 21 ) relative to the vertical support to shift the proximal articulation point along a generally horizontal path; and a second displacement apparatus ( 18 c ) operable to displace the carriage along the guide path to shift the proximal articulation point along a generally vertical path.