The present invention discloses an oral protector for endotracheal intubation, including a protection structure and a ring structure, wherein the protection structure includes a platform, an arc-shaped plate and a supporting member to protect teeth of a patient, and the ring structure includes a passage for passing a Laryngoscope and/or an intubation tube, to assist healthcare professionals in placing the Laryngoscope and/or the intubation tube into mouth of the patient.本創作揭露一種插管用的口腔保護裝置,包括保護結構及套環結構,包護結構包含平臺、弧形板及支撐物,用以保護使用者的牙齒,套環結構包含供喉頭鏡及/或氣管插管通過的通道,以協助醫護人員將喉頭鏡及/或氣管插管置入病患口腔。100‧‧‧保護裝置102‧‧‧收容結構103‧‧‧裝置本體112‧‧‧弧形板113‧‧‧弧形面結構114‧‧‧支撐物130‧‧‧套環結構131‧‧‧第一通道132‧‧‧外側表面134‧‧‧第二通道137‧‧‧下緣