Allows introduction of contrast media into cystic and common bile ducts. Clear vinyl body makes it easy to detect air bubbles, which could be mistaken for stones. Three-way luer lock hub enables the introduction of irrigation fluid and contrast media. Black marking at the distal tip extends 1.5 cm proximally and facilitates placement. Beveled tip facilitates introduction into common duct and reduces the risk of accidental withdrawal. Cholangiography catheter also available in 80 cm length to meet the needs for laparoscopic procedures.