單節(jié)段頸椎椎體次全切除鈦籠植骨融合術后鈦籠下沉相關危險因素分析
發(fā)布時間:2018-05-15 02:37
本文選題:頸椎椎體次全切除術 + 并發(fā)癥。 參考:《中國脊柱脊髓雜志》2017年08期
【摘要】:目的 :分析單節(jié)段應用鈦籠植骨的頸椎椎體次全切除融合術(anterior cervical corpectomy and fusion,ACCF)術后鈦籠下沉的相關危險因素。方法:統(tǒng)計并回顧性分析我院2014年7月~2016年6月間應用鈦籠植骨的單節(jié)段ACCF的44例患者臨床資料,測量術前、術后3d內(nèi)和術后3個月復查時所拍攝的頸椎X線平片,根據(jù)術后3個月隨訪時融合節(jié)段高度與術后3d內(nèi)融合節(jié)段相比高度變化,將患者分為下沉組(高度丟失2mm)與未下沉組(高度丟失≤2mm),測量并分析兩組間撐開角、鈦籠傾斜角、鈦籠深度、釘板夾角之間是否存在統(tǒng)計學差異,并通過Logistic回歸分析分析鈦籠下沉的危險因素。結果:術后3個月隨訪時,17例(38.64%)患者納入未下沉組(高度丟失≤2mm),27例(61.36%)患者納入下沉組(高度丟失2mm)。下沉組與未下沉組之間鈦籠傾斜角、鈦籠深度、釘板夾角差異有統(tǒng)計學意義(P0.05),撐開角差異無統(tǒng)計學意義(P0.05)。多因素Logistic回歸分析結果提示,鈦籠傾斜角增加是鈦籠下沉的危險因素[95%置信區(qū)間(1.065,1.374),P0.05]。結論:鈦籠下沉為ACCF術后常見的現(xiàn)象。鈦籠傾斜角為鈦籠下沉的獨立危險因素,若該角度8.6°將增加鈦籠下沉的風險。
[Abstract]:Objective: to analyze the risk factors of titanium cage subsidence after subtotal cervical vertebra resection and fusion with titanium cage graft. Methods: the clinical data of 44 patients with single segmental ACCF treated with titanium cage from July 2014 to June 2016 in our hospital were analyzed retrospectively. The X-ray films taken before operation, within 3 days after operation and 3 months after operation were measured. According to the height change of fusion segment after 3 months follow-up, the patients were divided into two groups: subsidence group (height loss 2 mm) and non-sinking group (height loss 鈮,
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