Objective:To observe the influence of high intensity focused ultrasound(HIFU)damaging the celiac ganglion(CG) of rabbits on expression of c-fos in spinal cord following gastric distension, and study the potential mechanism in treating pain.

• 目的:观察高强度聚焦超声(High Intensity Focused Ultrasound,HIFU)毁损腹腔神经节(Celiac ganglion,CG)对胃扩张兔脊髓c-fos表达的影响,探讨其治疗疼痛的可能机制。