前牙因外伤牙折,一般在根管充填后用人造椿冠修复。由于人造椿冠存在诸多缺点,如人造牙冠耐磨度差;修复后易变色;虽然烤磁冠能解决以上缺点。但是,目前烤瓷尚未能普及。近年来我们对牙折病例采用异体牙移接术或自体牙再接术修复,经20例病例的临床追踪观察,效果较满意。 Anterior teeth due to traumatic fractures, usually filled with root canal after the artificial crown repair. Due to the artificial crown has many shortcomings, such as artificial crown poor wear resistance; easy to change color after repair; although the magnetic crown can solve the above shortcomings. However, at present, porcelain has not yet been popularized. In recent years, we have adopted the allotment for the tooth fracture cases or autologous tooth splicing repair, the clinical follow-up observation of 20 cases, the effect is more satisfactory.