To assess the value of capsule endoscopy in digestive tract examination, the results of 10 healthy volunteers who received the whole digestive tract examination by capsule endoscopy were analyzed. The manipulation of capsule endoscopy was simple, the image was clear, and no side effect was found. Intestinal diseases could been diagnosed by capsule endoscopy, and the stomach could been partly observed. Capsule endoscopy is a best visual diagnostic tool of intestinal diseases, and can be used in clinic.