AliveCor iPhone ECG heart monitor compatible with 4 and 4S iPhones will now be available with a prescription. It is priced at $199.

The AliveCor Heart Monitor is fit on the back of an iPhone. It can display, record, store as well as transfer the electrocardiogram (ECG) rhythms wirelessly with the related AliveECG app. The ECG data can be retrieved at any time and is not dependant on the connection between iPhone and Heart Monitor.
"The ability for doctors to prescribe this device to patients is a real breakthrough to help patients participate in their health and work with their physicians to truly collaborate on their care," said Dr. Dave Albert, CMO and co-founder of AliveCor.
Source-Medindia