自主神经功能对肺静脉消融术后心房颤动复发的影响
自主神经功能对心房颤动环肺静脉消融术后复发的影响
研究概览
详细说明
心房颤动(AF),也称为心房扑动,是最常见的心律失常之一,对患者的健康和福祉构成严重威胁。 房颤的发生机制十分复杂,自主神经系统在房颤的发生和维持中发挥着至关重要的作用。 目前,药物和消融是减少房颤发作的主要治疗方法,但药物治疗的疗效有限,且消融后复发的情况仍然存在。 最近的研究发现,自主神经系统活动的变化是导致房颤消融后复发的关键因素之一。 因此,通过客观评估自主神经系统活动的变化,有望提高房颤消融的成功率,为房颤提供潜在的治愈方法,具有重大的社会和经济价值。
研究发现肺静脉隔离(PVI)消融是房颤消融的主流方法,它会影响自主神经系统功能。 房颤消融后自主神经系统功能发生显着变化的患者成功率较高。 此外,早发性房性心律失常与消融后长期房颤复发密切相关。 然而,早期复发的机制仍需要进一步研究。
我们的研究团队对心脏自主神经系统功能的调节和无创评估技术进行了深入研究,取得了突破性进展。 左心房神经节在房颤的发生和维持中起着至关重要的作用,消融左心房神经节可以提高房颤消融的成功率。 心率减速等无创评估技术可以定量评估心脏迷走神经活动的变化,可用于预测自主神经节干预治疗的疗效。
基于上述研究,我们的研究团队假设,利用心率减速对自主神经系统功能进行精确定量评估可以预测 PVI 消融后 AF 复发。 为了验证这一假设,我们计划开展一项前瞻性观察性研究,招募阵发性房颤患者,评估自主神经系统功能的变化,监测早发性房性心律失常和房颤复发,为高发性房颤的筛查和干预提供理论支持。风险复发患者,为临床应用奠定基础。
研究类型
注册 (估计的)
联系人和位置
学习联系方式
- 姓名:Yan Yao, Phd
- 电话号码:13901121319
- 邮箱:ianyao@263.net.cn
研究联系人备份
- 姓名:lihui Zheng, PhD
- 电话号码:13910617612
- 邮箱:zhenglihui@263.net
学习地点
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Beijing、中国
- 招聘中
- Fuwai Hospital, National Center for Cardiovascular Diseases, Chinese Academy of Medical Sciences and Peking Union Medical College
-
接触:
- Zheng Lihui, MD PhD
- 电话号码:+86-1391-0617-612
- 邮箱:zhenglihui@263.net
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参与标准
资格标准
适合学习的年龄
- 成人
- 年长者
接受健康志愿者
取样方法
研究人群
描述
纳入标准:
- 签署知情同意书;
- 明确诊断为阵发性房颤,愿意接受CPVI治疗;
- 疗效不佳或对药物不耐受的一类或三类抗心律失常药物。
排除标准:
- 复张时诊断窦性心律;
- 年龄<18岁或>75岁;
- 经胸超声心动图提示左心房前后径>55mm;
- 既往有房颤导管消融或手术消融史;
- 超声或CT记录左心房血栓;
- 患有严重肺部疾病;
- 既往有心脏手术史;
- 患有甲状腺功能亢进、房间隔缺损、二尖瓣狭窄或严重冠心病需要进一步治疗的患者;
- 怀孕或哺乳期间。
学习计划
研究是如何设计的?
设计细节
研究衡量的是什么?
主要结果指标
结果测量 |
措施说明 |
大体时间 |
|---|---|---|
|
术后 1 年房颤复发
大体时间:CPVI 后 12 个月
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标准 12 导联表面心电图 (ECG) 和 24 小时心电图监测
|
CPVI 后 12 个月
|
|
自主神经功能评估
大体时间:CPVI 后 12 个月
|
1 年时 DC 值与术前基线相比的差异
|
CPVI 后 12 个月
|
次要结果测量
结果测量 |
措施说明 |
大体时间 |
|---|---|---|
|
术后 1 个月 AF 复发
大体时间:CPVI 后 1 个月
|
标准 12 导联表面心电图 (ECG) 和 24 小时心电图监测
|
CPVI 后 1 个月
|
|
自主神经功能评估
大体时间:CPVI 后 1 个月
|
1个月时DC值与术前基线相比的差异
|
CPVI 后 1 个月
|
|
术后 3 个月 AF 复发
大体时间:CPVI 后 3 个月
|
标准 12 导联表面心电图 (ECG) 和 24 小时心电图监测
|
CPVI 后 3 个月
|
|
自主神经功能评估
大体时间:CPVI 后 3 个月
|
3个月时DC值与术前基线相比的差异
|
CPVI 后 3 个月
|
合作者和调查者
合作者
调查人员
- 学习椅:yan Yao, PhD、Fuwai Hospital,National Center for Cardiovascular Diseases
出版物和有用的链接
一般刊物
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研究记录日期
研究主要日期
学习开始 (实际的)
初级完成 (估计的)
研究完成 (估计的)
研究注册日期
首次提交
首先提交符合 QC 标准的
首次发布 (估计的)
研究记录更新
最后更新发布 (估计的)
上次提交的符合 QC 标准的更新
最后验证
更多信息
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