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題 名 | Trapezoidal Titanium Cage in Anterior Cervical Interbody Fusion: A Clinical Experience=梯形鈦合金椎籠使用於頸椎前位椎體間融合的臨床經驗 |
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作 者 | 牛自健; 陳力輝; 賴伯亮; 傅再生; 陳文哲; | 書刊名 | 長庚醫學 |
卷 期 | 28:4 2005.04[民94.04] |
頁 次 | 頁212-221 |
分類號 | 416.61 |
關鍵詞 | 頸椎; 椎體間融合; 椎籠; 鈦合金; Cervical spine; Interbody fusion; Cage; Titanium alloy; |
語 文 | 英文(English) |
中文摘要 | 雖然取自腸骨的自體骨已是施行頸椎椎體融合所使用的標準植骨。但是由取骨處所衍生出的合併症仍足使不停地尋找其他的代替物。本回溯性研究即在評估一種由鈦合金製造的方型中空椎籠,使用在頸椎椎體融合的臨床適用性。 方法:自2000年7月至2001年7月,隨機收了54例病人使用此種椎籠進行一節或二節的頸椎椎體間融合。使用JOA評表與Odom’s評表來衡量臨床的結果;術後放射線學追蹤檢查前端與後端椎體高度的變化;對所矯正的頸椎前凸角度的保持能力;與峻合成功比率,作為衡量此植骨取代物適之依據。 結果:臨床滿意結果為87%,融合成功率為90.5%,有4.8%發生椎籠部份脫出現象,但臨床上無狀。前端與後端椎體間高度平均塌陷1.73毫米與0.91毫米。頸椎前凸角度矯正平均喪失2.75度。 結果:本研究顯示此種椎籠確實提供椎體間足夠的結構性支撐與越的融合成功率,且沒有特殊的合併症產生。 |
英文摘要 | Background: Use of autogenous bone grafting taken from anterior iliac crest for anterior cervical interbody fusion has been the “gold-standard” for decades. Substitutes for autogenous bone graft continue to be sought to avoid potential donor site morbidity. A titanium-alloy square-shaped hollow cage was applied to facilitate the process of fusion as a bone graft substitute, then assessed in this retrospective clinical study. Methods: From July 2000 to July 2001, sixty-three discs from fifty-four patients were selected to receive this cage for one or two segments of the cervical spine for anterior cervical interbody fusion. The Japanese Orthopedic Association (JOA) score and Odom’s criteria were used to measure the clinical outcome. Postoperative radiographs were analyzed for graft dislodgement, loss of anterior and posterior disc heights, maintenance of lordosis correction, and status of fusion between the cage and endplates to assess their suitability as a grafting substitute. Results: Eighty-seven percent of patients exhibited satisfactory clinical outcome. Successful fusion was obtained in ninety point five percent of operated discs. Partial cage dislodgement was observed in four point eight percent of discs and caused no adverse symptoms. The mean collapse of the anterior and posterior disc heights were. 1.73 mm and 0.91 mm, respectively. Moreover, the mean loss of lordosis correction was 2.75°. Conclusions: Based on this primary clinical experience, the trapezoid-design, titaniumalloy cage provided adequated mechanical support and stability in the discs space and an excellent fusion result without significant subsidence of disc height or any other complications. |
本系統中英文摘要資訊取自各篇刊載內容。