有些学者提倡使用眼球周围阻滞麻醉以减少球后麻醉所发生的并发症。球后麻醉导致呼吸突然停止,在近来文献中报道逐渐增加。1984年,Drysdale曾报告在一次硬脑膜下注射对比剂的试验中发生颅内扩散。这种局部麻醉 Some scholars advocate the use of peripheral ophthalmic anesthesia to reduce the complications of posterior retrobulbar anesthesia. Abrupt postburn results in a sudden stop in breathing, which has been reported in recent literature. In 1984, Drysdale reported intracranial spread in a subcutaneous subcutaneous injection of contrast agent. This local anesthesia