Selective default data storage for an implantable atrial defibrillator
First Claim
1. A defibrillator for defibrillating a heart in a mammalian body comprising:
- sensing means for sensing electrical activity of a heart and generating heart activity data;
processing means for analyzing said heart activity data to determine if said data satisfies a predetermined criteria;
cardioverting means responsive to said processing means for applying cardioverting electrical energy to the heart when said data satisfies said predetermined criteria; and
memory in communication with said processing means including one or more data storage locations for retaining at least a portion of said data when said data fails to satisfy said predetermined criteria, said retained data being accessible from the exterior of said mammalian body.
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Accused Products
Abstract
A defibrillator, such as an atrial defibrillator, applies cardioverting electrical energy to the atria of a heart when the atria are in need of cardioversion. The atrial defibrillator includes an atrial sense channel for sensing atrial activity and ventricular sense channels for sensing ventricular activity to generate heart activity data, a memory for storing the heart activity data, and a cardiovertor which applies cardioverting electrical energy to the atria if the heart activity satisfies a predetermined criteria. A storage control causes at least a portion of the heart activity data to be retained in the memory if the heart activity data fails to satisfy the predetermined criteria.
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Citations
20 Claims
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1. A defibrillator for defibrillating a heart in a mammalian body comprising:
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sensing means for sensing electrical activity of a heart and generating heart activity data; processing means for analyzing said heart activity data to determine if said data satisfies a predetermined criteria; cardioverting means responsive to said processing means for applying cardioverting electrical energy to the heart when said data satisfies said predetermined criteria; and memory in communication with said processing means including one or more data storage locations for retaining at least a portion of said data when said data fails to satisfy said predetermined criteria, said retained data being accessible from the exterior of said mammalian body. - View Dependent Claims (2, 3, 4, 5, 6, 7)
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8. An atrial defibrillator for applying cardioverting electrical energy to the atria of a heart in a mammalian body when the atria are in need of cardioversion, said atrial defibrillator comprising:
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sensing means for sensing atrial activity of the heart and generating atrial activity data; a memory for storing atrial activity data generated by said sensing means; processing means including an atrial fibrillation detector for determining if said atrial activity data satisfies atrial fibrillation criteria; cardioverting means for applying cardioverting electrical energy to the atria if said atrial activity data satisfies said atrial fibrillation criteria; the memory being in communication with said processing means and including one or more data storage locations; and
,storage control means for causing at least a portion of said atrial activity data to be retained in the one or more data storage locations of the memory when said atrial activity data fails to satisfy said atrial fibrillation criteria, said retained data being accessible from the exterior of the mammalian body. - View Dependent Claims (9, 10, 11, 12, 13, 14)
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15. A method of defibrillating a heart in a mammalian body, said method including the steps of:
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sensing electrical activity of the heart and generating heart activity data; analyzing said heart activity data to determine if said data satisfies a predetermined criteria; applying cardioverting electrical energy to the heart when said data satisfies said predetermined criteria; and retaining at least a portion of said data in a memory accessible from the exterior of the mammalian body when said data fails to satisfy said predetermined criteria. - View Dependent Claims (16, 17, 18, 19, 20)
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Specification