Efficacy of Laser Therapy, Mechanical Scaling, and Scaling With Hand Instruments in Microbiological and Clinical Indices Alteration After Nonsurgical Periodontal Treatment: A Systematic Review and Network Meta-Analysis.

A systematic review and network meta-analysis compared three nonsurgical periodontal treatment instruments (hand curettes, ultrasonic/sonic scalers, and lasers) and found that ultrasonic and laser treatments produced greater clinical attachment level gains at one month, while bleeding and inflammation measures showed no significant differences between methods.

A plain-English summary of the study's own findings — we don't add our own claims or interpretation. Read the full paper for the complete methods and results, and apply your own clinical judgement.