4. Biopsy and Tumor Removal: Lasers can be used to remove small growths or take tissue samples for further examination. Laser Biopsy Procedure Preparation: Local anesthesia or sedation is given. An endoscope (a thin tube with a camera) is inserted to locate the tumor. Procedure: A laser is passed through the endoscope to vaporize or cut tissue, and a small sample is taken for analy... https://cornealdent.com/laser-dentistry/