Use or insertion of a tubular device into a duct, blood vessel, hollow organ, or body cavity for injecting or withdrawing fluids for diagnostic or therapeutic purposes. It differs from INTUBATION in that the tube here is used to restore or maintain patency in obstructions.
Cannulation,Cannulations,Catheterizations
D012796
Sialography
Radiography of the SALIVARY GLANDS or ducts following injection of contrast medium.