Extra-Oral Appliances In Orthodontic Treatment
“What are extra-oral appliances in orthodontics and why do they matter?”
Extraoral Anchorage
- An anchorage in which the resistance units are situated outside the oral cavity is termed extraoral anchorage.
- Extraoral anchorage is used in the correction of skeletal problems.
- Extraoral Anchorage can be used as a form of reinforced anchorage.
- Various extraoral anchorage sites, along with their examples, are:
“Early warning signs of issues with extra-oral appliance usage”
- In the occiput region: Head pull gear and chin cupares are aadvised
- Back of the neck: Cervical headgear is advised.
- Forehead: Reverse pull headgear is advised.
- Chin: Reverse pull headgear and chin cup are advised.
- In the parietal region:,Combination headgear is advised.
“Understanding the role of extra-oral appliances in orthodontic treatment”
Extra-Oral Appliances In Orthodontics
“Importance of studying extra-oral appliances for better treatment planning”
Read And Learn More: Anchorage In Orthodontics Notes
Orthodontic Headgear
Extraoral Anchorage Advantages
- Anchorage established from an extraoral anchorage source is much greater than intron moral anchorage source since extraoral anchorage units are more stable.
- There is a lesser risk of anchor loss.
Cervical Headgear
“Common challenges in using extra-oral appliances effectively”
Extraoral Anchorage Disadvantages
When extraoral anchorage is employed, the success of treatment lies entirely in patient compliance. The patient has to wear the extraoral appliance (headgear) for a minimum of l2–15 hours a day to achieve the desired effect.
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