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新型冠状病毒肺炎（COVID-19）疫情在短期内扩散至全球多个国家和地区，确诊和死亡病例数持续上升，成为被世界卫生组织认定的“国际关注的突发公共卫生事件”。正确的防控措施可以阻断新型冠状病毒在医院内的传播，降低感染风险，有效防止疫情进一步扩散。口腔专业因诊疗操作的特殊性，交叉感染的风险较高，严格的防控措施尤其重要。本文从新型冠状病毒的流行病学特点、口腔诊疗医院感染特点、患者评估以及诊疗操作和环境的防控等方面进行阐述，并提出相应的建议。“,”During a short period of time, the COVID-19, a respiratory disease caused by a novel coronavirus and first reported by the end of the year 2019 in China, has spread rapidly to many countries and regions outside China. The number of confirmed cases and deaths continued to rise. World Health Organization announced that the outbreaks of the novel coronavirus infection have constituted a Public Health Emergency of International Concern. Efficient infection control can prevent the virus from further spreading, which may make the pandemic situation under control. Due to the specialty of oral healthcare settings, the risk of cross infection is severe among patients and oral healthcare workers. It′s urgent to implement more strict and efficient infection control protocols. This article, based on existing guidelines and published researches pertinent to dental infection-control principles and practices, mainly discusses epidemiological characteristics of COVID-19 and the features of nosocomial infection in oral healthcare settings, and furthermore provides recommendations on patient′s evaluation, and infection control protocols in departments of stomatology under current circumstance.