If you want a picture, wait till the baby's born!
The American Medical Association's House of Delegates has stated that ultrasound "portraits" of fetuses are not medically appropriate, and should be discouraged.According to a Reuters story on Auntminnie.
"Although there is no confirmed biological effect of ultrasound known today, there may be some effect identified in the future. For that reason ultrasound should be used only for medically indicated purposes."
Does it remind you of the shoe fluoroscope, which used x-ray's to help make sure kids got the right fit for their feet?