Handle assembly for accessory of medical device support system

A handle assembly for an accessory of a medical device support system, the handle assembly comprising:

• a handle including a handle housing made of an electrically insulating material, the handle having a sufficient size to be gripped by the human hand, the handle housing including a proximal end, a distal end, and a generally tubular section defining an interior region along a longitudinal axis, wherein the generally tubular section has an outer surface and an inner surface;
• an interface device in the outer surface of the generally tubular section that is configured to receive an input or transmit an output associated with the medical device support system;
• at least one conductive coating on the inner surface of the generally tubular section that is configured to transmit one or more of power, ground, control signals, and communication signals corresponding to the input or the output of the interface device;
• and,
• a connector connected to the at least one conductive coating and configured to transmit the one or more of the power, ground, control signals, and communication signals from the at least one conductive coating to another part of the accessory and/or the medical device support system.