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在制作总义齿时,选择合适的人工前牙和排列出自然与美观的外形,获得无牙患者的满意是不容易的。这一制作步骤的正确与否,是全口义齿成败的因素之一。关于如何解决这个难题,有许多学者提出采用不同的测量计算方法来选择全口义齿的前牙与排列,但仍没有统一有效的方法。现根据我科近几年来的临床观察测量认为,采用以切牙乳突为标志垂直向后移动3.5mm为定点,用量角器测量出上颌两侧尖牙及侧切牙的弧度,用于指导上颌人工前牙的选择与排列,是一种简便易掌握的方法,现提出以供大家商讨。
In the production of general denture, the selection of the appropriate artificial anterior teeth and the arrangement of natural and beautiful appearance, to obtain the satisfaction of toothless patients is not easy. The correctness of this step of production is one of the factors that lead to the success or failure of complete dentures. On how to solve this problem, many scholars have proposed using different measurement methods to select the complete dentures anterior teeth and arrangement, but there is no uniform and effective method. According to our department in recent years, the clinical observation that the use of the signs of incisors mastoid move vertically backward 3.5mm as the fixed point, measured with a protractor maxillary canines and lateral incisors arc, used to guide the maxillary artificial The selection and arrangement of the anterior teeth is a simple and easy way to grasp and is now presented for discussion.