Clear aligners are orthodontic devices that uses incremental transparent aligners to adjust teeth as an alternative to dental bracesClear aligners are likely useful for moderate front-teeth crowding, Treatment begins with taking x-ray, photographs, a bite registration, and polyvinyl siloxane impressions of the person's teeth and gums. The dentist completes a written evaluation that includes diagnosis and treatment plan.Dental impressions are scanned in order to create a digital 3D representation of the teeth. 

Dentist moves the teeth to the desired location with the program Treat, which creates the stages between the current and desired teeth positions. Anywhere from six to forty-eight aligners may be needed. Each aligner moves teeth .25 to .33 millimeters. Each aligner is intended to be worn 20 hours a day for two weeks On average the treatment process takes 13.5 months.