Norwood Hospital’s new 280,000-volt deep therapy X-Ray machine (called the Vanguard) has been in operation for approximately five weeks. This deep therapy unit is a treatment machine, as opposed to the conventional X-Ray, which is purely diagnostic. It produces gamma radiation which is used in the treatment of tumors in any part of the body; … Continue reading New Deep Therapy X-ray Now At Norwood Hospital-This Day in Norwood History-April 22, 1964