Nuttall I D
Br J Obstet Gynaecol. 1978 Aug;85(8):573-4. doi: 10.1111/j.1471-0528.1978.tb14922.x.
Perforation of a fetal vessel on the placental surface by an intrauterine catheter is reported. The immediate recognition of this unusual complication is important. To minimize the risks of perforation, haemorrhage and infection, several precautions should be observed when inserting the catheter.