ok 4dSince 2004, Stork Vision 3D4D Ultrasound has been providing expectant mothers with the hhest quality limited diagnostic 2D, 3D and 4D ultrasounds.OKC & Norman's Premier 3D 4D Ultrasound Studio! Enjoy watching your baby during your 4D 3D 8K ultrasound and find out if your baby's gender around 15 weeks.