Рет қаралды 24,772
I was asked why the Straight Wire System was not necessarily the best set up to upright molars. I produced a simple (video) presenting the extrusive effects of the technique. It is mechanically incomplete and not totally accurate but offer a perspective. If interested, I can explain in more details. ( by the way, i am aware of the limitations of this video but the idea was to highlight the extrusive component of force. discoverortho....