A guide apparatus is provided for use with an associated imaging device to direct movement of an associated interventional implement relative to a patient disposed on the imaging device. A gripping area is adapted to the guide apparatus for manual gripping by an associated operator. A holding area is adapted to hold the associated interventional implement in an orientation suitable for motion relative to said patient along a selected linear path and also operative to translate the associated interventional implement along said selected linear path in response to manual force applied by the associated human operator at said gripping area.