Patent ID: 7461824

Claim:
A stand arrangement for a medical-optical instrument comprising: a holding unit; a first link; a first rotational joint for pivotally journalling said first link to said holding unit; a second link having a forward section; a second rotational joint for rotatably connecting said second link to said first link; a take-up unit for accommodating the medical-optical instrument; a third rotational joint disposed on said forward section; said second link carrying said take-up unit in said forward section via said third rotational joint; said take-up unit having a front link; a force transmitting device rotatably journalled on said second rotational joint; said front link being coupled to said force transmitting device; a coupling device for coupling said holding unit and said force transmitting device; said coupling device including a flexible force transmitting element which can be loaded in tension; said force-transmitting element being one of a cable, filament, belt and chain; said coupling device further including a first direction-changing roller and a second direction-changing roller; and, said cable or said belt being guided on said first and second direction-changing rollers; and, said first direction-changing roller being rotatably journalled on said holding unit.