星状的

The sheriff's badge was shaped like a star.

治安官的徽章星状的。

Performation of surgical procedures anterior to ethmoid bulla can avoid risks of the other models, therefore, endoscopic frontal sinusotomy in the route anterior to ethmoid bulla is a safe model.

结论通过镜对额窦口及周围解剖结构的观察，认星状裂定的解剖标志识别额窦口的关键区域。筛泡前径路镜下额窦放的安全入路，能避免其他径路存在的某些风险。