Scaling and root planning is a careful cleaning of the root surfaces to remove plaque and calculus [tartar] from deep periodontal pockets and to smooth the tooth root to remove bacterial toxins using hand instruments. Scaling and root planing is sometimes followed by adjunctive therapy such as local delivery antimicrobials, systemic antibiotics, and host modulation, as needed on a case-by-case basis. This in the old conventional used to be only with hand instruments. With new advent modality of treatment, it appears that the laser was able to provide better accessibility, removal of the infected inner covering of the periodontal pocket and creates blood clot essential point in wound healing. This will be followed by a phase of re-evaluation. Some patients will not require any further active treatment and some will require surgical corrective therapy. However, the majority of patients will require ongoing maintenance therapy to sustain health.