SEATTLE--(BUSINESS WIRE)--Calypso Medical Technologies, Inc., a developer of real-time localization technology used for the precise tracking of tumors, today announced the initiation of the first clinical study to evaluate the use of the Calypso® System for tracking lung cancer tumors during radiation delivery, including a new design of the Company’s implantable Beacon® transponder. The initial clinical site, Tygerberg Hospital, is affiliated with the University of Stellenbosch, a leading research institution in South Africa located just outside of Cape Town, the same city where the world’s first heart transplant took place in 1967. The first implantation of the proprietary anchored Beacon transponders in a patient was performed by Professor C.T. Bolliger, Director of Respiratory Research and Co-Chairman of the Division of Pulmonology at the University of Stellenbosch.