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System and method for assessing and selecting stimulation vectors in an implantable cardiac resynhronization therapy device
System and method for assessing and selecting stimulation vectors in an implantable cardiac resynhronization therapy device
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机译:用于评估和选择植入式心脏再同步化治疗设备中刺激向量的系统和方法
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摘要
Systems and methods for providing CRT therapy to a patient with an implanted multi-site pacing medical device. In one example, an intrinsic electrical delay associated with each of two or more left ventricle electrodes may be determined. The intrinsic electrical delay associated with each of the two or more left ventricle electrodes may be compared to an electrical delay threshold. If the electrical delay associated with one or fewer left ventricle electrodes is greater than the electrical delay threshold, a single left ventricle electrode may be selected for use during subsequent CRT therapy. If the electrical delay associated with more than one left ventricle electrode is greater than the electrical delay threshold, two or more of the left ventricle electrodes may be selected for use during subsequent CRT therapy.
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