脊柱手术后静脉血栓栓塞的预防

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北京大学学报( 医学版) JOURNAL OF PEKING UNIVERSITY(HEALTH SCIENCES) Vo1.43 No.5 Oct.201 1 ・661・ 

脊柱手术后静脉血栓栓塞的预防 

于峥嵘,李淳德 ,邑晓东,林景荣,刘宪义,刘 洪,卢海霖 

(北京大学第一医院骨科,北京100034) ・论著・ 

[摘要]目的:探讨脊柱外科术后血栓栓塞分层预防方法的有效性和安全性。方法:选取2008年6月至2009年 6月北京大学第一医院骨科的脊柱常规手术患者共298例,按其不同危险因素分为低、中、高危组预防手术后静脉 血栓栓塞并发症,3组患者分别为22例、48例和228例。低、中危组患者主要采取物理预防措施,包括分级加压弹 力袜(thigh—length thromboembolic deterrent stockings,TEDS)和间歇充气加压装置(pneumatic sequential compression device,PSCD);对于高危组患者,除了采用物理预防措施,还应用了低分子肝素钙肌注。于术前、术后7~10 d及 术后3个月行下肢血管多普勒超声检查评价患者有无深静脉血栓形成,同时监测是否发生硬膜外或伤口血肿、黏 膜出血,是否发生低分子肝素致血小板减少,是否有硬膜外出血致神经损伤症状等。结果:298例脊柱常规手术患 者,发生深静脉血栓(deep vein thrombosis,DVT)23例,发生率7.7%。低危组患者均未发生DVT,中危组患者发生 DVT 2例(4.2%),高危组患者发生DVT 21例(9.2%)。所有患者均未发生肺栓塞(pulmonary embolism,PE)。所 有DVT均为小腿肌间静脉血栓,位于膝关节以远,无临床症状,不需治疗,术后3个月复查多普勒超声时血管再通。 所有患者均未发生低分子肝素所致硬膜外或伤口血肿、黏膜出血等出血并发症,未出现硬膜外出血所致神经损伤 症状,未发现低分子肝素致血小板减少的发生。结论:对脊柱术后静脉血栓栓塞症(venous thrombus embolism, VTE)进行危险分层,根据分层做个体化预防后,未发生临床意义的血栓栓塞,未发生要预防的并发症,因而初步验 证该预防方法较为安全、有效,今后需要进行前瞻胜病例对照研究进一步评价其安全性和有效性。 [关键词]脊柱疾病;静脉血栓形成;血栓栓塞 [中图分类号]R681.5 [文献标志码]A [文章编号]1671-167X(2011)05-0661-04 doi:10.3969/j.issn.1671—167X.2011.05.005 

Prevention for venous thromboembolism prophylaxis after spinal surgery 

YU Zheng-rong,LI Chun—de ,YI Xiao—dong,LIN Jing—rong,LIU Xian—yi,LIU Hong,LU Hai-lin (Department of Orthopedics,Peking University First Hospital,Beijing 100034,China) 

ABSTRACT 0bjective:To investigate the efficacy and safety of venous thrombus embolism(VTE) prophylaxis according to risk stratifications after spinal surgery.Methods:From June 2008 to June 2009, we separated 298 spinal patients who had different VrrE risk factors into low..medium—and high.risk groups for 22 cases。48 cases and 228 cases respectively.Physical prevention measures such as thigh.1ength thromboembolic deterrent stockings(TEDS)and pneumatic sequential compression device f PSCD)were used in low—and medium—risk groups.In high・risk groups,low molecular weight heparin(LMWH)was印一 plied in addition to physical prevention measures.Lower limb vascular doppler ultrasonography was used to monitor thrombosis pre—and postoperatively.Simultaneously the occu ̄ences of epidural or wound hemato. ma,mucosal bleeding,thrombocytopenia caused by low molecular heparin and nerve damage caused by ex. tradural hemorrhage were monitored.Results:Among the 298 cases of patients with spinal surgery,DVT occurred in 23 cases.the incidence of DVT was 7.7%.There were 0.2 and 21 patients with positive fin— dings of deep vein thrombosis on duplex ultrasonograph respectively in low..medium.and high—risk groups.There was no case of PE.Al1 DVT was thrombosis in calf which was distal to the knee.There was no clinical symptom of VTE.The DVT needed no therapy.The vein with thrombosis was recanalized 3 months after operation.No case caught epidural or wound hematoma,mucosal bleeding,thrombocytopenia caused by low molecular heparin or nerve damage caused by extradural hemorrhage.Conclusion:Individual VrrE prophylaxis was taken according to risk stratifications.No VTE of clinical value ot no complications from prophylaxis happened.So our proph ̄rlaxis is effective and safe.But more prospective,case.control studies are needed to assess the efficacy and safety of vTE prophylaxis. KEY WORDS Spinal diseases:Venous thrombosis:Thromboembolism 

静脉血栓栓塞症(venous thrombus embolism, VTE)是一种严重威胁生命的疾病,包括多发生于下 

基金项目:北京大学第一医院青年基金资助Supported by Youth Foundation of Peking University First Hosptital A Corresponding authoF’s e—mail.1ichunde@medmail.COB.en 网络出版时间:2011-9-27 11:17:05网络出版地址:http://www.cnki.net/kcms/detail/11.4691.R.20110927.1117.012.html

 北京大学学报 ( 医学版 ) JOURNAL OF PEKING UNIVERSITY(HEALTH SCIENCES) Vo1.43 No.5 Oct.201 1 

肢的深静脉血栓(deep vein thrombosis,DVT)和发 

生在肺部的肺栓塞(pulmonary embolism,PE),是继 缺血性心脏病和卒中之后位列第三常见的心血管疾 病 j。VTE是髋或膝关节置换等骨科大手术后最 

常见的严重并发症之一。目前已经发表的与骨科相 

关的VTE预防指南有:《美国胸科医师协会(Ameri— 

can college of chest physicians,ACCP)第8版抗栓指 

南》、《美国骨科医师协会(American academy of or— thopedic surgeons,AAOS)症状性肺栓塞预防指南》 

和《中国骨科大手术静脉血栓栓塞症预防指南》等, 均推荐人工全髋关节置换术、人工全膝关节置换术 及髋部周围骨折术后进行VTE预防 I4 J。而目前 

国内外对于脊柱外科尚无公认的VTE预防指南。 因此本研究总结分析北京大学第一医院骨科自 

2008年6月至2009年6月共298例脊柱常规手术 

患者,将这些具有不同危险因素的脊柱手术患者分 为高、中、低危组进行有针对性地预防静脉血栓栓塞 

症的发生,并观察预防的有效性和安全I生,探讨国人 脊柱外科术后血栓栓塞的预防方法。 

1资料与方法 

1.1入选及排除标准 1.1.1预防禁忌证 1.1.1.1物理预防禁忌证充血性心衰、肺水肿 

或严重下肢水肿、深静脉血栓、血栓性静脉炎或肺栓 

塞、严重下肢畸形或皮肤损害。 1.1.1.2药物预防禁忌证(1)绝对禁忌:大量出 

血、骨筋膜室综合征(osteofascial compartment syn. 

drome,OFCS)、肝素导致的血小板减少症(heparin induced thr0mbocyt0penia,HIT);(2)相对禁忌:既 

往颅内出血、既往消化道溃疡、急性颅脑损伤、血小 板减少及凝血功能障碍、风湿性视网膜病变和严重 

高血压(收缩压>180 mmHg,1 mmHg=0.133 

kPa)。 1.1.2入选标准及排除标准 

1.1.2.1人选标准常规脊柱手术。 

1.1.2.2排除标准术前DVT或PE,围手术期血 

管内应用肝素或服用华法林及其他预防禁忌者。 1.2一般资料(表1) 

298例脊柱外科手术患者,其中男155例,女143 例,年龄l6—79岁(平均57.2岁),身高143~184 cIn