Er:YAG and Er,Cr:YSGG machines are multi tissue lasers that are used for cutting tooth, bone and soft tissue. Their extremely short pulses and high peak power allow for efficient enamel and dentine photoacoustic ablation. Erbium lasers can prepare all classes of restorations. Many restorations can be accomplished without local anaesthesia. Experienced laser practitioners report needing anaesthesia only ten to 20% of the time, usually for amalgam removal, very large lesions, or particularly sensitive teeth.
Advantages of using erbium laser for operative dentistry include: