(A) The needle is inserted into the selected vein. (B) The flexible end of the guidewire is passed through the needle and advanced into the vessel. (C) The needle is removed, leaving the guidewire in place. (D) The catheter is advanced over the guidewire with a twisting motion into the vessel. A vascular dilator should be passed over the wire prior to placement of a large catheter. (E) The guidewire is removed while the catheter is held in place.
Reproduced with permission from Ruddy RM (Ed). Illustrated technique of pediatric emergency medicine procedures. In: Textbook of Pediatric Emergency Medicine, 3rd ed, Fleisher GR, Ludwig S (Eds), Lippincott Williams & Wilkins, Baltimore 1993. Copyright © 1993 Lippincott Williams & Wilkins.
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