Clinical Significance Of PTC Puncture Needle

The contrast agent of percutaneous hepatocentesis cholangiography is widely distributed, the image is clear, the diagnostic accuracy is high, and it is not restricted by liver dysfunction, jaundice and special equipment. This method is safe and easy to use, especially since the use of fine needle puncture, the risk has been greatly reduced, the success rate of more than 95% in the case of bile duct thickens, the success rate of 70% in the case of not thick bile duct.