invis is two treatments in one.

Invisalign treatment with Mandibular Advancement

For the experienced Invisalign doctor:

A treatment for the more complex cases.

Invisalign treatment with mandibular advancement is meant for tweens and teens presenting with retrognathic Class II malocclusions in permanent dentition or stable late mixed dentition. The special precision wings feature is are integrated into the Invisalign aligners.

Clinical protocol and best practices

1
Record submission

Intraoral photos with additional photos for MA

2
Pre-MA phase (optional)

Purpose: Allow wing placement or to allow the first advancement to take place

Clinical treatment: Pre-MA will be automatically done in the following situations for successful precision wings placement
•  >7 mm deep bite
•  >20 degree molar rotation
•  Class II Div 2 incisors first advancement, get to 2 mm overjet
•  Cross bite correction to obtain between -2 mm to 4 mm of posterior overjet
•  Or tooth movement per doctors’ instructions
•  Limited Clinical Preferences
•  Custom staging is not allowed so as to place precision wings as quickly as possible

3
MA phase

Purpose: Prioritize the advancement of the mandible while allowing simultaneous tooth movement, which may be limited for teeth covered by precision wings

Clinical treatment: Class IIcorrection, arch coordination, overjet reduction, teeth alignmentand leveling
•  Precision wings to correct doctors specification of AP correction
•  Limited features underprecision wings
•  Limited Clinical Preferences
•  No custom staging

4
Transitional phase

Purpose: Hold the mandible in advanced position while waiting for standard Invisalign aligners or Additional Aligners to be delivered

Clinical treatment:
• Scan before you deliver transitional aligners
• No additional tooth movement
• Four stages of transitional aligners retain jaw at the corrected position

5
Standard Invisalign Treatment (additional aligners)

Purpose: Finalize occlusion

Clinical treatment: New records are submitted as standard Invisalign treatment through Additional Aligner orders
• Clinical Preferences followed except delay of attachments (per regular Invisalign treatment)
• Finish leveling the curve of Spee
• Dentally correct any remaining Class II malocclusion
• Coordinate and detail the arches

6
Retention
Retention protocol to retain in Class I position to prevent relapse (e.g. Vivera retainers)

Featured Case Study

See how Dr. Bart Iwasiuk of Toronto, Canada successfully used Invisalign treatment with mandibular advancement to treat a juvenile male with a constricted upper arch with blocked-out upper canines. 

Class II Orthodontic treatment using Invisalign treatment with mandibular advancement

“One of the best things about Invisalign is the minimal impact it has on your patients’ lives.” 

Dr. Sandra TaiVancouver, BC
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