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[Good results using maxillary tongue guard for Class III patients with comparatively shallow overbite]
Aichi Gakuin Daigaku Shigakkai Shi
|June 1, 1990
Summary
A novel maxillary tongue guard, used with a chin-cap, rapidly corrects shallow overbite by retraining tongue posture. This orthodontic device redirects tongue pressure, promoting maxillary growth and improving dental alignment.
Area of Science:
- Orthodontics
- Dental Arch Development
- Maxillofacial Orthopedics
Context:
- Shallow overbite presents a common orthodontic challenge.
- Tongue thrusting and abnormal tongue posture can negatively impact dental alignment and jaw development.
- Existing treatments may lack efficiency or address underlying functional issues.
Purpose:
- To evaluate the efficacy of a maxillary tongue guard and chin-cap combination in treating shallow overbite.
- To assess the impact of the device on tongue habits, tongue posture, and hyoid bone position.
- To investigate the effects on mandibular and maxillary dental arch dynamics and maxillofacial growth.
Summary:
- The study utilized a maxillary tongue guard with a chin-cap for rapid correction of shallow overbite.
- The tongue guard was designed to eliminate tongue thrusting, prevent tongue retraction, and modify tongue posture.
- Observed results included lingual movement of mandibular anteriors, retraction of the mandible, and stimulated maxillary growth due to redirected tongue pressure.
Impact:
- This treatment approach offers a potentially faster and more effective method for correcting shallow overbite.
- The device addresses functional tongue habits, contributing to long-term stability of orthodontic results.
- The findings suggest a positive influence on maxillofacial development, particularly maxillary growth, through functional appliance therapy.