valve of navicular fossa

例句：

1. 1. The patient's navicular fossa was severely injured during the accident.
   患者在事故中严重受伤了腕骨凹。
2. 2. The doctor performed surgery on the patient's navicular fossa.
   医生对患者的腕骨凹进行了手术。
3. 3. The injury to the navicular fossa required extensive treatment.
   腕骨凹的损伤需要广泛的治疗。