Bluetooth, a wireless short-range transmission specification, could eliminate cables on some medical devices. In operating rooms, for example, this could mean greater flexibility or movement without being tied to one place by a cable and no cables to trip over. Standardization provided by the specification will let different devices communicate.

The wireless technology uses the frequency band from 2.4 to 2.483 GHz, which requires no approval by international telecommunications authorities. Devices that meet Bluetooth specifications can be used all over the world.

A confined range of 10 meters makes the spec well suited for replacing conventional cables. Although its ...