口腔疾病，尤其是龋齿的发病率极高，被公认是危害人体健康的三大疾病之一，患者要求就近就医和即时口腔保健的呼声日益高涨。当前，我国口腔医学界常用的设备或为大型口腔综合治疗机，或为单一台式高速涡轮机、台式电机、台式超声洁牙机。前者体积庞大，价格昂贵；后者体积虽 The incidence of oral diseases, especially dental caries, is extremely high, and it is recognized as one of the three major diseases that endanger human health. Patients’ demands for immediate medical attention and instant oral health care are increasingly rising. At present, the equipment commonly used in the oral medicine industry in China is either a large-scale integrated oral treatment machine or a single table-top high-speed turbine, a desktop motor, or a desktop ultrasonic scaler. The former is bulky and expensive; the latter is of bulky size