Fig. 3
From: Enhancing tube feeding method for neurosurgery: the application of improved PICC technique
A Feeding guide wire. B Connecting the electrode wire, and the assistant helping the patient keep his chin close to his chest when the catheter is 15Â cm into the catheter sheath. C B-ultrasound examination of the blood vessels in the neck after insertion. D Confirming the catheter insertion length with the specific P wave amplitude on the electrocardiogram. E Infusion therapy after chest X-ray confirmation