From laser eye surgery to 3-D X-ray imaging, EM sources and sensors have been used as medical diagnostic and
treatment tools for many decades. Future advances in information processing and other relevant technologies will
undoubtedly lead to greater performance and utility of EM devices, as well as the introduction of entirely new types
of devices. This technology brief introduces two recent EM technologies that are still in their infancy, but are fast
developing into serious techniques for the surgical treatment of cancer tumors.