www.fdanews.com/articles/85693-fda-may-loosen-sales-of-fetal-heart-monitors
FDA MAY LOOSEN SALES OF FETAL HEART MONITORS
March 30, 2006
Parents-to-be might gain easier access to hand-held ultrasound devices that allow them to listen in on heartbeats in the womb, despite concerns that sound waves emitted by the monitors could harm a developing fetus.
The Columbia State (http://www.thestate.com/mld/thestate/news/nation/14219111.htm)