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恒牙牙冠折斷後怎麼辦?

Posted By vickong pun     July 11, 2021    

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恒牙牙冠折斷後怎麼辦?

  恒牙牙冠折斷後怎麼辦?牙冠折斷僅限於牙冠釉質層、切角或邊緣時,由於切端粗糙、邊緣銳利,容易刺傷舌尖,甚至繼發舌部潰瘍,引起疼痛。
可將粗糙的斷面與銳緣打磨光滑,以解除對口腔黏膜的機械性刺激。
若牙冠折斷達牙本質層,對外來刺激產生酸痛,可先用安撫性的藥物隔離外來刺激,過一段時間後,再施行永久性修復。
牙冠折斷致使牙髓神經暴露時,進食時疼痛比較明顯,應到醫院進行根管治療,然後進行樁冠修復。
烤瓷冠的外形和顏色都很像自己的真牙,在嘴裏也沒有異物感,但不能用它來啃硬食物,以免將其崩裂。

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