"Regular" ultrasounds, where they rub the jelly on your belly and use that tool, that's one thing.
Shoving something larger than most vibrators up your vag and jerking it around for a poorer quality US than the belly version is something else entirely. That's just plain mean and spiteful.
Shoving something larger than most vibrators up your vag and jerking it around for a poorer quality US than the belly version is something else entirely. That's just plain mean and spiteful.