The present invention provides an orthodontic device, comprising: an actuation structure having hallow tube shape and filled with supersaturated solution a dental aligner structure mounting on the actuation structure for fixing the actuation structure on teeth and a pumping structure, connecting with the actuation structure and comprising a semipermeable device and a supporting structure. The orthodontic device of the present invention could provide steady movement and force output it is a solution for the periodic actuation problem of conventional orthodontic devices.本發明提供一種齒列矯正裝置,包含:一制動結構,其為中空管狀並於其內充滿過飽和溶液;一牙托結構,固定於該制動結構上,用以將該制動結構固定於牙齒上;以及一抽水結構,連接該制動結構,包含一半透裝置及一支撐結構。本發明之齒列矯正裝置可提供穩定的變形速度與力量輸出,解決了習用矯正器遽增後緩降的作用特性所造成使用者的不適。1‧‧‧齒列矯正裝置11‧‧‧制動結構12‧‧‧牙托結構13‧‧‧抽水結構
