![Quad-helix compression to decompensate molar inclination prior to skeletal expansion | Journal of Orofacial Orthopedics / Fortschritte der Kieferorthopädie Quad-helix compression to decompensate molar inclination prior to skeletal expansion | Journal of Orofacial Orthopedics / Fortschritte der Kieferorthopädie](https://media.springernature.com/m685/springer-static/image/art%3A10.1007%2Fs00056-019-00212-7/MediaObjects/56_2019_212_Fig2_HTML.png)
Quad-helix compression to decompensate molar inclination prior to skeletal expansion | Journal of Orofacial Orthopedics / Fortschritte der Kieferorthopädie
Quad Helix Expander | In Phase I (for our younger patients), we often use a quad helix expander to gently expand the upper arch. It is an orthodontic appliance that is...
![On Tray 16 / 76 and just got a quad helix expander put in. Eating with the expander is a nightmare and I don't see how it could improve as I keep On Tray 16 / 76 and just got a quad helix expander put in. Eating with the expander is a nightmare and I don't see how it could improve as I keep](https://preview.redd.it/on-tray-16-76-and-just-got-a-quad-helix-expander-put-in-v0-etes6mzdzjpa1.jpg?width=805&format=pjpg&auto=webp&s=6722d8b9f6930bfbf742572f8a14caa41e9fe3fe)