Three news articles are showing that Star Trek medical scanning devices are becoming reality soon. [wiki]
Philippe Fauchet at the University of Rochester has engineered a scanner to detect a virus. The device captures particles less than 240 nanometers, billionths of a meter, and is designed to help detect the common cold.
Eliminating the need for a biopsy, Howard Chang has built a new DNA scanner to see the molecular details of a tumor without removing tissue.
Calit2’s Paul Blair is working on a wireless healthcare infrastructure. As smaller and cheaper sensors track vital signs, a patient’s health data is automatically uploaded.