Traditional palatal and vestibular surgical approaches for removing deeply impacted mesiodens with a crown facing the nasal floor are accompanied by significant complications. Herein, we describe a novel modified intranasal approach to minimize the complications. Also, it can be performed under local anesthesia with proper preoperative workup.

Myositis ossificans (MO) is a rare disease in which ossification develops in the muscle or soft tissue. MO traumatica is recognized by ossification of the soft tissues after acute or repetitive trauma, burns, or surgical procedures. In the head and neck region, masseter is most commonly involved muscle.