According to the relevant public information, X-ray has the characteristics of simplicity, speed, etc., and is now widely used as the gold standard for determining the position of the PICC tip in the clinic.
The X-ray tip localization method, the PICC can be clearly visualized under the X-ray, and the path of the catheter and the exact location of the tip can be seen, and the X-ray localization has always been regarded as the gold standard for PICC tip localization.