Figure 2From: Electromagnetic guided bedside or endoscopic placement of nasoenteral feeding tubes in surgical patients (CORE trial): study protocol for a randomized controlled trialThe Cortrak® Enteral Access System (electromagnetic transmitting stylet, receiver unit and enteral feeding tube). The tip of the tube is displayed on the monitor as a red dot and a yellow line reflects the path of the tube. Image reproduced with permission of CORPAK MedSystems.Back to article page