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Updated: May 10, 2025

Adjunctive Diode Laser Therapy and Probiotic Lactobacillus Therapy in the Treatment of Periodontitis and Peri-Implant Disease
Published on: May 9, 2022
A preliminary study on the effect of photobiomodulation with diode laser on direct pulp capping of cariously exposed
K Rashmi1, N Kiran Kumar1, R S Mohan Kumar2
1Department of Conservative Dentistry and Endodontics, Government Dental College and Research Institute, Bengaluru, Karnataka, India.
Background:
Vital pulp therapy has gained significant attention in modern clinical practice. However, direct pulp capping (DPC) success rates remain low due to bacterial contamination.
Aims And Objectives:
This study explored novel techniques of preoperative disinfection and photobiomodulation with diode laser to enhance outcomes.
Materials And Methods:
Forty patients were divided into two groups: Group A: Calcium hydroxide pulp capping, Group B: Preoperative disinfection with sodium hypochlorite (one minute) + photobiomodulation with diode laser + composite restoration.
Statistical Analysis:
Cochran's Q Test compared pain, tooth sensibility, and radiographic changes at 1, 3, and 6 months (p<0.05).
Results:
The study yielded success rates of 80% and 90% for groups A and B, respectively. Group B showed increased success rates, although not statistically significant which can be attributed to the laser's biostimulation properties.
Conclusion:
This study suggests that combining preoperative disinfection and photobiomodulation with diode laser may improve DPC success rates, offering a promising approach in vital pulp therapy. Further research is warranted to confirm these findings.

