Room setup thoracoscopic esophageal mobilization
Room setup for thoracoscopic esophageal mobilization.
Direct endoscopic ligation of internal hemorrhoids
Direct endoscopic ligation of internal hemorrhoids. A. The endoscopist positions the ligator in contact with the hemorrhoid about 1 cm above he dentate line. B. Endoscopic suction draws the hemorrhoid into the banding cylinder. C. The elastic O-ring is ej
System of T tumor-staging of rectal cancers
System of T tumor-staging of rectal cancers based upon endoscopic ultrasound appearance.