Comparison of the Safety and Efficacy of Biodegradable Microneedle Acupuncture and Sterile Acupuncture: study protocol for a prospective, confirmatory, superiority, multicenter, parallel, single-blinded randomized controlled trial

This trial will provide evidence regarding the safety of BMA. The results may help clinicians select a safer alternative to conventional thumbtack needles, especially for patients with sensitive skin. In addition, findings may serve as reference data for regulatory evaluation of BMA safety and efficacy.