Determining Site-To-Site Pacing Delay For Multi-Site Anti-Tachycardia Pacing
First Claim
1. A method comprising:
- delivering a pace using an electrode positioned on the lateral wall of the left ventricle of a heart;
sensing the pace using an electrode positioned in the right ventricle of the heart;
determining a left to right directional conduction time (TLR);
delivering a pace using an electrode positioned in the right ventricle of the heart;
sensing the pace using an electrode positioned on the lateral wall of the left ventricle of the heart;
determining a right to left directional conduction time (TRL);
calculating a site-to-site offset (VVATP) for multi-site anti-tachycardia pacing based on the left to right directional conduction time and the right to left directional conduction time; and
instructing an implantable device to deliver multi-site anti-tachycardia pacing using the site-to-site offset (VVATP).
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Accused Products
Abstract
An exemplary method includes delivering a pace using an electrode positioned on the lateral wall of the left ventricle of a heart, sensing the pace using an electrode positioned in the right ventricle of the heart, determining a left to right directional conduction time (TLR), delivering a pace using an electrode positioned in the right ventricle of the heart, sensing the pace using an electrode positioned on the lateral wall of the left ventricle of the heart, determining a right to left directional conduction time (TRL), calculating a site-to-site offset (VVATP) for multi-site anti-tachycardia pacing based on the left to right directional conduction time and the right to left directional conduction time and instructing an implantable device to deliver multi-site anti-tachycardia pacing using the site-to-site offset (VVATP). Other exemplary methods, devices, systems, etc., are also disclosed.
22 Citations
20 Claims
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1. A method comprising:
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delivering a pace using an electrode positioned on the lateral wall of the left ventricle of a heart; sensing the pace using an electrode positioned in the right ventricle of the heart; determining a left to right directional conduction time (TLR); delivering a pace using an electrode positioned in the right ventricle of the heart; sensing the pace using an electrode positioned on the lateral wall of the left ventricle of the heart; determining a right to left directional conduction time (TRL); calculating a site-to-site offset (VVATP) for multi-site anti-tachycardia pacing based on the left to right directional conduction time and the right to left directional conduction time; and instructing an implantable device to deliver multi-site anti-tachycardia pacing using the site-to-site offset (VVATP). - View Dependent Claims (2, 3, 4, 5, 6, 7, 8)
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9. An implantable device comprising:
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one or more processors; memory; and control logic operational to deliver a pace using an electrode positioned on the lateral wall of the left ventricle of a heart, sense the pace using an electrode positioned in the right ventricle of the heart, determine a left to right directional conduction time (TLR), deliver a pace using an electrode positioned in the right ventricle of the heart, sense the pace using an electrode positioned on the lateral wall of the left ventricle of the heart, determine a right to left directional conduction time (TRL), and calculate a site-to-site offset (VVATP) for multi-site anti-tachycardia pacing based on the left to right directional conduction time and the right to left directional conduction time. - View Dependent Claims (10, 11, 12, 13, 14, 15, 16)
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17. An implantable device comprising:
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one or more processors; memory; and control logic operational to detect an arrhythmia, detect ischemia, classify an arrhythmia as being a ventricular tachycardia, call for single site anti-arrhythmia therapy responsive to detection of an arrhythmia, call for multi-site anti-arrhythmia therapy responsive to detection of ischemia and a ventricular tachycardia, and deliver single or multi-site anti-arrhythmia therapy. - View Dependent Claims (18, 19, 20)
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Specification