In skin of external auditory canal , there are multilayer applanation - keratinocyte, epidermis, collagen fibrils, collagenoblast and leukomonocyte.外耳道皮肤可见多层扁平角质细胞 、 真皮 、 皮下胶原纤维 、 成纤维细胞、淋巴细胞.The outer layer of apical mer...
目的为上颌窦内窥镜开窗术提供相关断层解剖学参数.Objective To provide sectional anatomy mutuality parameter for maxillary sinus endoscopic fenestration.小孔由外科内耳开窗术在骨上切割出的开口.The opening in a bone made by surgical fenestration.方法采用潜式扩大开窗术治疗单纯性腰椎管狭窄...