US Patent 7256696 Tracking surgical implements with integrated circuits

A system and method of tracking medical products provides for associating a group of medical products with a group location based on a group radio frequency identification (RF ID) device signal, where the group includes a first unit a second unit. The first unit is associated with a first remote location based on a first unit RE ID device signal. The method further provides for associating the second unit with a second remote location based on a second unit RE ID device signal. The signals uniquely identify the units and the group.