A 30-year-old woman arrives in the emergency room with “abdominal cramping and vaginal bleeding. A physical examination ...

Not too long ago, the capability of precisely directing and guiding a potent beam of radiation to eradicate a cancerous tumor without harming the healthy tissue around it was a pipe dream. Fodder for the imagination and science fiction.

For most of us, handheld devices put the “fun” in functional. In the medical world, these tools do much more — they help save lives.