Methods And Systems For Controlling Blood Pressure By Controlling Atrial Pressure
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Accused Products
Abstract
Systems and methods for controlling blood pressure by controlling atrial pressure and atrial stretch are disclosed. In some embodiments, a stimulation circuit may be configured to deliver a stimulation pulse to at least one cardiac chamber of a heart of a patient, and at least one controller may be configured to execute delivery of one or more stimulation patterns of stimulation pulses to the at least one cardiac chamber, wherein at least one of the stimulation pulses stimulates the heart such that an atrial pressure resulting from atrial contraction of an atrium overlaps in time a passive pressure build-up of the atrium, such that an atrial pressure of the atrium resulting from the stimulation is a combination of the atrial pressure resulting from atrial contraction and the passive pressure build-up and is higher than an atrial pressure of the atrium would be without the stimulation, and such that the blood pressure of the patient is reduced.
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Citations
76 Claims
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1-43. -43. (canceled)
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44. A method, carried out with an implanted heart muscle stimulator associated with a heart of a patient, for reducing blood pressure of the patient, the method comprising:
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delivering one or more stimulation patterns of stimulation pulses to at least one cardiac chamber of the heart of the patient, wherein at least one of the stimulation pulses has a first stimulation setting and at least one of the stimulation pulses has a second stimulation setting different from the first stimulation setting, wherein at least one of the first stimulation setting and the second stimulation setting is configured to reduce or prevent atrial kick, and wherein stimulation pulses having a stimulation setting configured to reduce or prevent atrial kick are delivered based upon need. - View Dependent Claims (45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 55, 56)
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57. A system for reducing blood pressure of a patient, the system comprising:
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a stimulation circuit configured to deliver one or more stimulation patterns of stimulation pulses to at least one cardiac chamber of the heart of the patient; and at least one controller configured to execute the delivery of the one or more stimulation patterns of stimulation pulses to the at least one cardiac chamber, wherein at least one of the stimulation pulses has a first stimulation setting and at least one of the stimulation pulses has a second stimulation setting different from the first stimulation setting, wherein at least one of the first stimulation setting and the second stimulation setting is configured to reduce or prevent atrial kick, and wherein stimulation pulses having a stimulation setting configured to reduce or prevent atrial kick are delivered based upon need. - View Dependent Claims (58, 59, 60, 61, 62, 63, 64, 65, 66, 67, 68, 69)
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70. A method for adjusting a pulse setting in a system for controlling blood pressure, the method comprising:
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receiving atrial pressure data associated with an atrium of a heart of a patient during at least one cardiac cycle, wherein the atrial pressure data results from the system'"'"'s delivering to the heart a stimulation pulse having a first pulse setting; analyzing said atrial pressure data; and providing an adjusted second pulse setting according to said analysis, wherein the adjusted second pulse setting is different from the first pulse setting. - View Dependent Claims (71, 72, 73, 74, 75)
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76-89. -89. (canceled)
Specification