parietal block

例句：

1. 1.The patient was diagnosed with a parietal blockage and required immediate surgery.
   患者被诊断出患有枕骨阻滞，需要立即进行手术。
2. 2. During the operation, the surgeon encountered a parietal blockage that made it difficult to proceed.
   在手术过程中，外科医生遇到了一个枕骨阻滞，这使得手术进展困难。
3. 3. The patient's condition worsened after the parietal blockage was cleared, requiring further treatment.
   患者的病情在枕骨阻滞清除后恶化，需要进一步治疗。