Laser Therapy on Orthodontic Tooth Movement

The Effects of Lower Level Laser Therapy on Orthodontic Tooth Movement

The aims of this study will be to evaluate if a Lower Level Laser Therapy (LLLT): (1) enhances the levels of important pro-inflammatory chemokines involved in the bone remodeling process; (2) increases the rate of orthodontic tooth movement (OTM) on human subjects.

Inclusion Criteria:

• Facial convexity
• Protrusion or biprotrusion of the incisors
• Dental crowding
• Healthy periodontal condition
• Satisfactory oral hygiene

Exclusion Criteria:

• Patients under medications that may interfere with bone metabolism, such as anti-inflammatory, antibiotics and hormonal supplements in the previous three months
• Skeletal crossbite
• Parafunctional habits
• Occlusal interference