#1 in Australia for Invisalign Clear Aligner teeth straightening and the world’s largest practice offering patients the ability to have their Invisalign treatment monitored remotely by a doctor through a high tech app. Using the latest technology to provide the fastest, most comfortable treatment options available. While braces will always have their place in Orthodontics, we treat over 90% of our patients with Clear Aligners. Here are a few reasons, all backed by research, why: More comfortable, 3D Smile Design technology, Faster treatment time, Better oral health, Fewer appointments, More comfortable, Less noticeable, Plus, Invisalign is cheaper than braces at CSO.