* * * The difference between focusing and general gastrointestinal endoscopy.

Different inspection principles and application fields.

1 and * * * focused laser endoscope is a combination of * * focused laser microscope installed at the head end of traditional electronic gastrointestinal endoscope, which combines the functions of laser * * * focused microscope and traditional electronic gastrointestinal endoscope. However, the general gastrointestinal endoscope only observes the inner wall of gastrointestinal tract through optical lens and light source.

3.* * * Focused laser endoscopy is suitable for a variety of digestive tract diseases, especially for the diagnosis and monitoring of early tumors and precancerous lesions in the digestive tract. However, ordinary gastroscope is mainly used to observe the inner wall of gastrointestinal tract, which can not provide accurate diagnosis for subtle lesions or early tumors.