Abstract
Clear aligners have become a standard alternative to fixed orthodontic appliances.
Their effectiveness depends on proper treatment protocols, patient compliance, and case selection.
Here’s a structured overview of aligner treatment protocols and applications:
Case Selection –
Treatment Protocols-
A. Diagnosis and Planning
B. Aligner Delivery Protocol
C. Monitoring
D. Finishing and Refinement
E. Retention
Applications of Aligners-
.Alignment & spacing: crowding, diastema closure.
• Vertical corrections: deep bite intrusion, open bite closure.
• Transverse issues: mild crossbite correction.
• Class II/III corrections: with elastics or skeletal anchorage.
• Pre-restorative orthodontics: aligning before veneers, implants, or prosthetics.
• Relapse cases: minor post-orthodontic relapses.

Dr. Yasser Basheer
Orthodontics specialist.
Master degree in clinical orthodontics
Mansoura university
Eygpt