Patent ID: 7487563

Claim:
A device for supporting at least one arm of an operating person during a surgical or medical operation, comprising: at least one supporting element for supporting said at least one arm of said operating person, a carrying structure for carrying said supporting element at which said supporting element is arranged, said carrying structure being configured such that said at least one supporting element can be lowered or raised for adjusting a height of said operating person's arm, and said carrying structure having a control system which comprises a hydraulic circuit for lowering or raising said at least one supporting element; wherein said hydraulic circuit comprises a hydraulic ram operatively connected to said supporting element and at least a control valve which can be closed and opened for controlling a flow of fluid between a first chamber and a second chamber of said hydraulic circuit; and wherein said control valve is operatively connected to an operating element for closing or opening said control valve, and wherein said operating element is arranged on said supporting element in a position above a portion of said supporting element on which said operating person's arm rests in use of said device.