方法：对26例患者进行磁共振引导下经皮腰椎突出间盘注射医用臭氧治疗术的术前术后护理。
Methods:26 patients with nursing care underwent MR-guided interventional percutaneous intradiscal ozone injection before and after procedures.
采用直接用水加热提取柚皮苷，再酸水解得到柚皮素。经核磁共振鉴定所得苷元为高纯度的柚皮素。
The naringin was extracted from Citrus grandis' Tomentosa' by water and hydrolyzed with acid to get naringenin. The structure of naringenin was determined by NMR and chemical reaction.
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