because of recurrent needle dislodgement secondary to fetal movement , we have altered our intravascular transfusion technique by replacing maternal premedication ( meperidine and diazepam [ group 1 ] ) with fetal intravascular infusion of pancuronium bromide ( pavulon [ group 2 ] ) , a nondepolarizing neuromuscular blocking agent .
C0030311
pancuronium bromide
C0030715
pavulon