Percutaneous transhepatic extraction and balloon dilation for simultaneous gallbladder stones and common bile duct stones: A novel technique

Figure 4 Percutaneous clearance of gallbladder stones. A: Sequential introduction of a guidewire and 4-Fr single-angle catheter into the gallbladder through the cystic duct, and cholangiography showing the number, size, and location of the gallbladder stones (white arrow); B: Capture of stones in a metallic basket; C: Aspiration of sandy stones out of the body through a guide catheter.