Everyone dreads that trip to the dentist, while at the same time, everyone yearns for that perfect smile. Arch Expanders helps rectify dental issues like crossbites and overcrowding of teeth. There are several types of arch expanders as described in the video. Video Source Take a look at these types. Quad-Helix Arch Expander Some people have narrow upper jaws and that is where the quad-helix comes in handy. Narrow upper jaws can lead to wear on teeth, proportion issues, a…

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