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全口牙齿脱落的患者，称为无牙颌，需用全口义齿修复。在我国目前有近１２００万无牙颌患者。人工牙列是恢复无牙颌患者咀嚼、语言功能和面部美观的关键所在，也是制作全口义齿的技术核心和难点。传统的全口义齿制作方式是由医生和技师根据患者的颌骨形态靠经验，用手工制作。
Tooth loss in patients with full teeth, called edentulous, need to complete denture repair. There are nearly 12 million edentulous patients in our country. Artificial dentition is the key to restore chewing, language function and facial appearance of edentulous patients. It is also the core and difficult point of making complete dentures. Traditional full dentures are made by hand by doctors and technicians based on the experience of the patient’s jaw shape.