Objective to observe the effects of PCEA in the treatment of intractableanginapectoris.
目的观察硬膜外自控镇痛(PCEA)治疗顽固性心绞痛的效果。
2
Objective: the effects of percutaneous puncture and chemical neurolysis of thoracic sympathetic nerve block guided by C-arm X ray were observed for treating intractableanginapectoris.