口腔上前牙的一些常规操作如超声洁治、喷砂洁治、高速机头去腐等,以往只注意到对患者的眼部防护,给其戴护目镜,防止高强度水雾、喷砂颗粒溅入眼内,而忽视对患者鼻部的防护。临床在对上前牙进行这些治疗项目时,高速机头、洁治器头距离鼻部最近,喷水端常常直对鼻腔,这势必严重影 Oral front teeth of some conventional operations such as ultrasonic cleaning, sand blast cleaning, high-speed nose to decay, in the past only to pay attention to the patient’s eye protection, to wear goggles to prevent high-intensity water mist, sandblasting Particles splash into the eye, while ignoring the patient’s nose protection. Clinic in the treatment of these anterior teeth on the project, the high-speed nose, the tip of the scalpel away from the nose recently, the water is often straight nose, which is bound to serious shadow