Objective To observe and measure the lumbar facet joint angle of patients with degenerative spond ylolisthesis and normal people and estimate the relationship between sagittal facet joint and degenerative spondylolist...Objective To observe and measure the lumbar facet joint angle of patients with degenerative spond ylolisthesis and normal people and estimate the relationship between sagittal facet joint and degenerative spondylolisthes through CT scanning.Methods Thirty seven persons without back problems and 24 patients with degenerative spondylolisthesis were collected as studing objects.The facet joint of L 3～S 1 were scanned with CT and the facet joint angles were measured.Results Except for degenerative changes,the facet joint angle at L 4～5 was much smaller in patients with degenerative spondylolisthesis than that in normal group.Conclusions Over sagittal inclination of the degenerative facet joint is one of the most important factors which could cause degenerative spondylolisthesis.展开更多
目的探讨研究植骨量对于椎间融合成功率及术后疗效的影响。方法选取自2011年1月至2013年12月在我院行腰椎后路手术的腰椎间盘突出症、腰椎管狭窄症患者共98例,均给予采取后路减压椎弓根内固定椎间植骨＋cage植入椎间融合手术,术中分别...目的探讨研究植骨量对于椎间融合成功率及术后疗效的影响。方法选取自2011年1月至2013年12月在我院行腰椎后路手术的腰椎间盘突出症、腰椎管狭窄症患者共98例,均给予采取后路减压椎弓根内固定椎间植骨＋cage植入椎间融合手术,术中分别给予植入4 m L、5 m L、6 m L骨粒,给予打压后植入Cage,给予行椎弓根钉棒固定系统加压固定。3组病例分别于术后1个月、3个月、6个月、12个月进行定期随访,进行CT检查及患者功能评分检测,通过对3组患者植骨粒体积、临床效果改善率、植骨融合率、椎间隙高度变化等进行对比,评估不同植骨量椎体植骨融合术后效果。结果术后所有患者均获随访,随访时间为12~28个月,平均21个月。三组VAS评分较术前明显改善,（P〈0.05）,三组间差异无统计学意义（P〉0.05）;ODI评分较术前明显改善（P〈0.05）,三组间差异无统计学意义（P〉0.05）;采用Macnab标准评价临床结果 A组优良率为90.3%,B组为91.0%,C组为91.2%,三组间差异无统计学意义（P〉0.05）;末次随访时A、B、C组椎间隙高度变化分别为（8.7±1.7）mm、（9.8±1.7）mm、（10.1±1.8）mm,差异无统计学意义（P〉0.05）。术后1年复查腰椎CT片提示：三组椎间融合成功率均较高,B组、C组其椎间植骨融合率明显高于A组,差异具有统计学意义（P〈0.05）。结论本实验通过观察不同植骨量在术后患者症状改善方面没有明显差异,但随着植骨量的增加,术后影像学评价效果显示植骨量越大早期植骨融合率越高,减小了椎间隙高度丢失。长期随访显示植骨量低于5 m L存在植骨不融合隐患,因此建议椎间植骨量应达5 m L以上。展开更多
文摘Objective To observe and measure the lumbar facet joint angle of patients with degenerative spond ylolisthesis and normal people and estimate the relationship between sagittal facet joint and degenerative spondylolisthes through CT scanning.Methods Thirty seven persons without back problems and 24 patients with degenerative spondylolisthesis were collected as studing objects.The facet joint of L 3～S 1 were scanned with CT and the facet joint angles were measured.Results Except for degenerative changes,the facet joint angle at L 4～5 was much smaller in patients with degenerative spondylolisthesis than that in normal group.Conclusions Over sagittal inclination of the degenerative facet joint is one of the most important factors which could cause degenerative spondylolisthesis.
文摘目的探讨研究植骨量对于椎间融合成功率及术后疗效的影响。方法选取自2011年1月至2013年12月在我院行腰椎后路手术的腰椎间盘突出症、腰椎管狭窄症患者共98例,均给予采取后路减压椎弓根内固定椎间植骨＋cage植入椎间融合手术,术中分别给予植入4 m L、5 m L、6 m L骨粒,给予打压后植入Cage,给予行椎弓根钉棒固定系统加压固定。3组病例分别于术后1个月、3个月、6个月、12个月进行定期随访,进行CT检查及患者功能评分检测,通过对3组患者植骨粒体积、临床效果改善率、植骨融合率、椎间隙高度变化等进行对比,评估不同植骨量椎体植骨融合术后效果。结果术后所有患者均获随访,随访时间为12~28个月,平均21个月。三组VAS评分较术前明显改善,（P〈0.05）,三组间差异无统计学意义（P〉0.05）;ODI评分较术前明显改善（P〈0.05）,三组间差异无统计学意义（P〉0.05）;采用Macnab标准评价临床结果 A组优良率为90.3%,B组为91.0%,C组为91.2%,三组间差异无统计学意义（P〉0.05）;末次随访时A、B、C组椎间隙高度变化分别为（8.7±1.7）mm、（9.8±1.7）mm、（10.1±1.8）mm,差异无统计学意义（P〉0.05）。术后1年复查腰椎CT片提示：三组椎间融合成功率均较高,B组、C组其椎间植骨融合率明显高于A组,差异具有统计学意义（P〈0.05）。结论本实验通过观察不同植骨量在术后患者症状改善方面没有明显差异,但随着植骨量的增加,术后影像学评价效果显示植骨量越大早期植骨融合率越高,减小了椎间隙高度丢失。长期随访显示植骨量低于5 m L存在植骨不融合隐患,因此建议椎间植骨量应达5 m L以上。
