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页数:3页
时间:2019-05-24
《老年患者起搏器置入术后主动固定电极参数可变性分析》由会员上传分享,免费在线阅读,更多相关内容在行业资料-天天文库。
1、万方数据中华老年心脑血管病杂志2013年10月第15卷第lo期ChmjGcmlrHeartBralnvesselns,(h2013,vdl5,N。.10.临床研究.老年患者起搏器置入术后主动固定电极参数可变性分析李健,史扬,王王堂,国建萍,郭红阳,林琨,单兆亮摘要:目的比较老年患者起搏器置入术后主动固定电极参数的变化情况。方法入选62例接受主动固定电极置入的患者,将电极固定于右心室流出道间隔部33例作为流出道问隔组,右心室心尖间隔部29例作为心尖问隔组,分别于术中、术后48h和3个月测定起搏阔值及电极阻抗,分析其变化情况。结果2组患者术后48
2、h电极阻抗较术中明显下降(Po,05),心尖间隔组术中、术后48h及3个月起搏阂值无明显变化(P>o.05)。2组起搏闽值及电极阻抗比较,差异无统计学意义(P>o.05)。结论老年患者起搏器置入术中主动固定电极起搏闽值在术后3个月无明显变化,电极阻抗逐渐降低。关键词:心脏起搏器,人工;电极,植入;电阻抗;室间隔VariabilityofactiVefixationleadparametersinel
3、derlypatientsafterpacemakerimplantationLIJian,SHIYang,WANGYu—tang,eta1(No.1Depnrt7nent‘'fC“rdi()wusculnrDisensesins<)MthBuilding,ChinesePI,AGe对P7’n£Hospi£“£,BPjJi醒譬100853,C矗i行n)Abstract:objectiVeTocomparethevariabilityofactivefixati。nleadparametersinelderlypa—tientsafterpac
4、emakerimplantation.MethodsSixty—twopatientswhounderwentactivefixationleadimplantationweredividedintorightventricularseptumoutflowtractgroup(咒一33)andrightventricularapexoutflowtractgroup(咒一29).Theirpacingshresholdand1eadimpedanceweremeasuredduringoperation,48hand3monthsafter
5、oeration,respectively.ResultsThe1eadim—pedancewassignificantlylowerinthetwogroups48hafteroperationthanduringoperationand3monthsafteroperationthan48hafteroperation(P<0.05).Nosignificantdifferencewasfoundinthepacingthresholdofrightventricularseptumoutflowtractgroupalthoughitw
6、ashigher3monthsafteroperationthan48hafteroperation(P>0.05).Nosignificantdifferencewasfoundinthepacingthresholdofrightventricularapexoutflowtractgroupduringoperation,48hand3monthsafteroperation(P>0.05)andinthepacingthresholdandleadimpedancebetweenthetwogroups(P>O.05).Conclus
7、ionNosignificantchangeofthepacingthresh01dofactivefixa—tionleadsoccurswhiletheleadimpedancedecreasesgraduallyinelderlypatientsafterpacemakerimpIantation.Keywords:pacemaker,artificial;electrodes,implanted;electricimpedance;ventricularseptum心脏起搏器置入术后,主动固定电极设有螺旋固定装置,可将电极固定在心房、
8、心室的任何部位,其较被动固定电极有不可比拟的优势。电极阻抗、起搏阈值等参数在一定程度上能影响起搏系统的工DOI:10.3969/jissn.1009一0126.20
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