Patent ID: 7664557
Filing Date: 2010-02-16
Classification: A61B

Abstract:
1. A medical apparatus, comprising: an adjustable device; a portable control device that controls a movement of the adjustable device; a signal sender unit arranged on the control device that sends a signal; a plurality of signal converter units arranged on different positions of the adjustable device that convert and retransmit the signal, wherein the different positions for the plurality of signal converter units include at least a first side of the adjustable device and at least a second side of the adjustable device, wherein the first and second sides are mutually perpendicular to one another, wherein the plurality of signal converter units are configured to process the signal from the sender unit so that a directional control by the control device with respect to the adjustable device, as perceived by the user, remains spatially unchanged regardless of whether the user is facing the first or the second side of the adjustable device; and a signal receiver unit arranged on the control device that receives the converted signal for setting an operating configuration of the control device to provide said directional spatial control in the control device.