Life/form® Infant Auscultation Trainer Umbilicus Clamps by Nasco Healthcare $51.95 LF03643 Life/form® Infant Auscultation Trainer Umbilicus Clamps / LF03643 / Cart Title Life/form® Infant Auscultation Trainer Umbilicus Clamps Product ID LF03643 CheckoutType Cart Add to cart Package of 6. For use with Life/form® Infant Manikins.