Posterior tilt angle was increscent and part epiphyseal line was narrow inside and wide outside for 7 cases. 后倾角增大,部分骺线内窄外宽者7例。
A posterior tilt of the pelvis causes the lumbar curve th flatten and is caused by a simultaneous co-contraction of the abdominal and glottal muscles. 腹部和臀部肌肉的同时收缩使骨盆后倾,并引起腰部曲线变平。
Measurement and research of posterior chamber intraocular lens tilt and decentration in vivo 后房型人工晶体倾斜和偏心的活体测量及研究
Methods: 21 adult specimens of atlas and axis were measured and minimus lateral angle, maximum lateral angle and maximum posterior tilt angle were calculated. 方法:对21例成人寰枢椎标本进行测量,计算出前路经枢椎体至寰椎侧块螺钉内固定术中螺钉走向的最小、最大外偏角和最大后倾角;