Smple fenestration was adopted to resect the ligamenta flava to treat retro-Lumbar spinal stenosis for36 cases.

采用单纯开窗,黄韧带切除手术,治疗退形性腰椎管36例。

Methods 34 cases of normal human ligamenta flava were determined by salt precipitation , the collagen samples were analyzed by SDS - PAGE.

方法用盐析法对34个正常黄韧带标本中的Ⅰ型Ⅱ型胶原含量进行测,并用SDS-PAGE法进行胶原的分型。

Results To be overweight and superfatted is universal phenomena about midlife in-service cadre,which cause weak heart and lung and renitent muscle and ligamenta of waist.

果超重及脂肪含量超标是中年在职干部普遍存在的问题,由此导致心肺能力下降、腰部肌肉韧带的柔韧性降低等一系列问题。