Join Invisalign Premier Provider Elite, Dr David Paquette and John Morton, Align Technology's Director of Research and Development, for an inside look at the design principles, research and testing behind the newest Invisalign attachments for extrusions and rotations. Designed based on established principles of biomechanics and tested using state-of-the-art force measurement technology, the Optimized Attachments work with Invisalign aligners to deliver force systems to the teeth for greater predictability. See first-hand how Aligns commitment to research and development is helping orthodontists achieve superior, predictable patient outcomes.