A systematic review and meta-analysis of randomized clinical trials comparing rotary canal instrumentation techniques with manual instrumentation techniques in primary teeth.
S ManchandaD SardanaCynthia Kar Yung YiuPublished in: International endodontic journal (2019)
Rotary canal instrumentation had a similar clinical and radiographic success rate, less postoperative pain (at 6 and 48 h), and took less instrumentation time compared to manual instrumentation techniques (moderate level of evidence).