Which Trimline Works Best for Clear Aligners?

Clear aligners have revolutionized orthodontic treatments, providing patients with an aesthetic and comfortable alternative to traditional braces. Their appeal lies in the transparency, removability, and effectiveness they offer. Yet, one of the most critical aspects of clear aligner design is often overlooked—the trimline.

The trimline, or the edge contour of the aligner, significantly influences its performance in tooth movement, retention, and patient comfort. This article delves deep into the impact of trimline designs, comparing high and flat trimlines with scalloped trimlines, and evaluates which trimline works best for effective clear aligner treatment.