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요약정보
L4/L5节段椎弓根螺钉进针点选择的新方法 / A new method for locating pedicle screw insertion point at L4/L5 segment
Resource Type
Academic Journal
Authors
姜伟琪
;
郭明明
;
孟令志
;
龙作尧
;
张怡光
;
龙雨
;
王琪
;
项良碧
;
Jiang Weiqi
;
Guo Mingming
;
Meng Lingzhi
;
Long Zuoyao
;
Zhang Yiguang
;
Long Yu
;
Wang Qi
;
Xiang Liangbi
Source
脊柱外科杂志 / Journal of Spinal Surgery
. 20(6):361-365
Subject
腰椎
椎间盘退行性变
脊柱融合术
内固定器
Language
Chinese
ISSN
1672-2957
Online Access
Find it @ DONGA
초록
目的 设计一种新的L4/L5节段椎弓根螺钉进针点的定位方法,并评估其准确性及安全性.方法 2019年1月-2020年8月,中国人民解放军北部战区总医院采用椎间融合并椎弓根螺钉内固定术治疗L4/L5节段椎间盘突出症患者98例,其中53例(观察组)采用新的进针点定位法(选择横突上缘下方4 mm与上关节突外缘交点处作为进针点),45例(对照组)采用人字嵴法进行进针点定位.记录并比较2组手术时间、术中出血量、首次置钉准确率、置钉前切口显露时间、螺钉与椎弓根皮质关系及并发症发生情况.采用疼痛视觉模拟量表(VAS)评分评估疼痛程度.结果 观察组共置入螺钉212枚,对照组置入180枚.2组手术时间、术中出血量、首次置钉准确率、螺钉与椎弓根皮质关系、术后VAS评分差异均无统计学意义(P>0.05);观察组置钉前切口显露时间短于对照组,差异有统计学意义(P<0.05).结论 L4/L5节段置入椎弓根螺钉,以椎体横突上缘下方4 mm与上关节突外缘交点处作为进针点,可获得与人字嵴定位法相同的置钉准确率和安全性,并可减少置钉前切口 显露时间.
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