Virtual reality helps doctors in performing historic surgery

Removing a brain tumor which threatened the life a two-year old child, Ari Ellman, was not an easy job. Health experts at a number of hospitals in the United States were not even sure about this possibility.

Ari belonged to San Francisco. The tumor of Ari was removed, one by one, in a radical endo-nasal surgery that lasted almost 18 hours.

This major surgery was followed by three more surgeries that took nearly six weeks in....