https://www.selleckchem.com/pr....oducts/4-Methylumbel
Peripherally inserted central catheter (PICC) is one of the important ways to maintain nutrition in premature infants, especially for very low birth weight infants. There are studies have shown that as premature babies grow up after birth, the tip of the PICC will shift away from the heart. When the catheter remove from the central vein, the risk of complications is suddenly increased. Therefore, it is important to predict the position of catheter tip. Select the very low birth weight infant (VLBW) infants who used P