The invention is a modified orthodontic appliance placement bracket.It is digitally planned and printed in 3D.It contains an ontology.The body comprises a base.A plurality of auxiliary positioning frames arranged in intervals are formed on the base.Each auxiliary positioning frame has a positioning rod.The appliance can be set on the modified appliance.After that, it was directly adhered to the teeth with the improved appliance.Through the groove of the orthotic device, the positioning rod can be extended.Because the improved orthodontic bracket is digitally planned to ensure the accuracy of the positioning rod position,Therefore, when setting the auxiliary orthotic device,It can further ensure that the position of the slot can be accurately positioned.To achieve the purpose of improving accuracy.本創作係一種改良型矯正器置位牙托,其係經數位規劃並採3D列印製成,其包含一本體,該本體包含一基座,該基座上形成複數間隔排列的輔助定位架,每一輔助定位架具有一定位桿,矯正器可先設置於改良型矯正器置位牙托上,再隨改良型矯正器置位牙托而直接黏著定位於牙齒上,矯正器的穿槽可提供定位桿伸入,由於該改良型矯正器置位牙托經過數位規劃而能確保定位桿位置的精確性,因此輔助矯正器設置時,可進一步確保穿槽的位置能精準定位,達到提高精準度的目的。