【摘要】 目的:评价球囊扩张椎体成形术治疗骨质疏松型椎体压缩骨折的临床疗效。方法:对52例82个骨质疏松型压缩骨折的椎体,采用球囊扩张椎体成形术进行治疗。测量术前和术后椎体高度、Cobb′s角、术前和术后VAS评分并进行统计学分析。结果:平均随访9个月(37周,4~99周);椎体前柱和中柱分别增高了4.6 、3.9 mm (P<0.05);Cobb′s角增加了3.4°(P<0.05);VAS评分增加了7分(P<0.05);术后无不良反应和并发症;骨水泥外渗率为9.8%。结论:球囊扩张椎体成形术治疗骨质疏松型椎体压缩骨折安全有效,可恢复椎体高度,改善患者的生活质量。
【关键词】 椎体压缩性骨折;骨质疏松;球囊扩张椎体成形术
Balloon kyphoplasty in treating osteoporotic vertebral fractures
CHU Ge, Maimaiti·Wusiman, WANG Zhenbin, et al
Department of Spinal Surgery, Affiliated Hospital of Traditional Chinese Medicine,Xinjiang Medical University,Urumqi 830000, China
Abstract: Objectives: To evaluate the effect of balloon kyphoplasty.Methods: Retrospective analysis of the first 52 patients with 82 painful vertebral body compression fractures secondary to osteoporosis treated at our institution. Results: Mean length of followup was 9 months (37 weeks, range 4~99 weeks); improved height 4.6 and 3.9 mm in the anterior and medial columns, respectively (P>0.05); Cobb angle increased 3.4° (P<0.05), visual analogue pain scale score improved 7 points (P<0.05); no adverse medical or procedural complications; 9.8% cement leakage rate. Conclusion: Balloon kyphoplasty safely improves vertebral body height and patient′s quality of life.
Key words: vertebral body compression fracture; osteoporosis; balloon kyphoplasty
脊柱椎体终板断裂可导致发生压缩性骨折,使椎体前柱支撑力量下降,影响患者日常活动。骨质疏松引起的椎体压缩性骨折也会导致腰背痛、脊柱后凸畸形和椎体高度丢失。其传统治疗方式包括卧床休息、镇痛、外用护具、理疗,但长期卧床会使骨矿含量丢失,骨质疏松进一步恶化。近年来,临床上采用的球囊扩张椎体成形术,可缓解疼痛和稳定骨折椎体[1]。其为一种微创术式,能有效恢复椎体高度和脊柱矢状面排列,骨水泥外渗率低,是一种较安全的术式[2]。我科采用球囊扩张椎体成形术对51例82个骨质疏松型压缩骨折的椎体进行治疗,疗效明显,现报道如下。
1资料与方法
1.1一般资料
52例82个骨折椎体,男性11例,女性41例,年龄49~89岁,平均74岁。所有患者均经骨密度检查诊断为骨质疏松型椎体压缩骨折,非手术治疗无效。核磁共振检查显示T2加权像骨折椎体水肿,常规治疗后行手术干预。患者骨折时间(即骨折时点与手术时点之间的时段)1~120周,平均31.3周。52例患者均有创伤史和突发性疼痛。
1.2手术过程
(1)定位针穿刺:在一侧椎弓根外侧取1 cm切口,穿刺针穿过切口通过正位片显示到椎弓根外上缘(右侧2点位置或左侧10点位置),继续穿刺进入椎体后方皮质,连续透视避免穿破椎弓根内侧壁,调整穿刺针方向,以便球囊安全置入骨折
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