This document discusses several common procedures performed on the digestive system, including colonoscopy to view the colon and rectum to diagnose polyps and cancer, choledocholithotripsy to crush gallstones in the bile duct, anastomosis to create openings between organs, lavage to wash hollow organs like the stomach, extraction procedures like removing wisdom teeth, hernioplasty to surgically repair hernias, and bite-wing x-rays to detect cavities between teeth.