SATURN STILLS / SCIENCE PHOTO LIBRARY SATURN STILLS / SCIENCE PHOTO LIBRARY
Ultrasound in pregnancy. Doctor's hand moves an ultrasound transducer over the skin of the abdomen of a pregnant woman to monitor foetal development. In the background is an ultrasound screen showing a two-dimensional image of the foetus detected by the transducer. The foetal head appears rounded at left on screen. Ultrasound scanning is a diagnostic technique which uses high-frequency sound waves. In pregnancy it is performed to detect foetal disorders, and it helps establish foetal size and healthy development and hence the expected delivery date. The technique is painless and safe.
Model release not required. Property release not required.