Using high frequency sound waves, live images of the organs in the body are captured. The process is termed as Sonography or Ultrasound scan. It helps the doctors to detect problems in the vessels, tissues and organs. The process is non-invasive. Ultrasound does not use radiation and is absolutely safe. It is considered to be the safe method for viewing the growth of the foetus during pregnancy. The provide the best view of the brain, eyes, bladder, gall bladder, liver, kidney, spleen, pancreas, uterus, ovaries, thyroid and blood vessels. It guides surgeons during medical procedures like biopsies.