PROBLEM TO BE SOLVED: To provide a medical heating device capable of subjecting a bracket or the like after an orthodontic treatment to a heating such as a de-bonding at the time of a direct bonding method for adhering a bracket or the like directly to a tooth surface by using an adhesive in an orthodontic clinic, safely without distress.SOLUTION: A medical heating device, especially a dental heating device comprises a heating part, a heat transfer part, an application part and a grip part, and is characterized the adhesiveness of said composition is controlled by heating a dental adhesive composition developed in a dentine in an oral cavity.SELECTED DRAWING: Figure 1【解決課題】歯科矯正臨床における接着剤を用いて歯面に直接ブラケット類を接着させるダイレクト・ボンディング法に際して、矯正治療終了後のブラケット類をディボンディング等のような加熱を苦痛無く安全に行える医療加熱機器の提供。【解決手段】本発明の医療用加熱機器、特に歯科用加熱機器は、加熱部、熱伝導部、適用部、グリップ部を有し、口腔内の歯質に展開された歯科用接着性組成物を加熱して、前記組成物の接着性を制御することを特徴としている。【選択図】図１
