采用激光脉冲汽化烧灼髓核组织、有效地降低椎间盘内的压力,是经皮激光椎间盘减压术(Percutaneous laser disk decompression,PLDD)治疗椎间盘疾病的主要原理之一。自1987年由choy报道使用Yag激光行经皮椎间盘减压术以来,PLDD作为...采用激光脉冲汽化烧灼髓核组织、有效地降低椎间盘内的压力,是经皮激光椎间盘减压术(Percutaneous laser disk decompression,PLDD)治疗椎间盘疾病的主要原理之一。自1987年由choy报道使用Yag激光行经皮椎间盘减压术以来,PLDD作为一种有限化手术,特别是对于多节段突出病例,临床疗效满意。我院自2005年6月至2006年9月,采用半导体激光汽化减压治疗多节段腰椎间盘突出症79例,效果满意,现报告如下。展开更多
By using the observational O3 data of Kunming and Hong Kong during the period of 1997 – 2001, the paper studies the distribution and variation of total ozone in low latitude region of China. The study shows that the ...By using the observational O3 data of Kunming and Hong Kong during the period of 1997 – 2001, the paper studies the distribution and variation of total ozone in low latitude region of China. The study shows that the characteristics of variation in Kunming and Hong Kong are very similar, and the total ozone in the western areas is larger than in the eastern ones. It is maximum in summer and minimum in winter.展开更多
文摘采用激光脉冲汽化烧灼髓核组织、有效地降低椎间盘内的压力,是经皮激光椎间盘减压术(Percutaneous laser disk decompression,PLDD)治疗椎间盘疾病的主要原理之一。自1987年由choy报道使用Yag激光行经皮椎间盘减压术以来,PLDD作为一种有限化手术,特别是对于多节段突出病例,临床疗效满意。我院自2005年6月至2006年9月,采用半导体激光汽化减压治疗多节段腰椎间盘突出症79例,效果满意,现报告如下。
基金National Natural Science Foundation of China (40265001) Natural Science Foundation ofYunnan Province (2002C0038M)Biography: ZHANG Xiu-nian (1968 –)+2 种基金 male native from Nantong city of Jiangsu Province postgraduate
文摘By using the observational O3 data of Kunming and Hong Kong during the period of 1997 – 2001, the paper studies the distribution and variation of total ozone in low latitude region of China. The study shows that the characteristics of variation in Kunming and Hong Kong are very similar, and the total ozone in the western areas is larger than in the eastern ones. It is maximum in summer and minimum in winter.