Electrical stimulation for preservation and restoration of diaphragm function
First Claim
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1. A method of stimulating a diaphragm to provoke motion of the diaphragm of a patient during inspiration comprising:
- a. stimulating the phrenic nerve with a stimulation signal at a set level during a single selected breath of the patient;
b. obtaining a measurement of the diaphragm work exerted by the patient for an inspiratory breath cycle of a selected breath of the patient; and
c. modifying the stimulation signal in response to the actual value of the measurement of the diaphragm work being outside of a selected range of a value of diaphragm work exerted by the patient.
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Abstract
A system and method are presented that electrically stimulates the phrenic nerve whereby said stimulation results in muscle activation of the diaphragm as observed by a measurement of work or power of breathing associated with the inspiratory portion of a stimulated breath.
16 Citations
12 Claims
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1. A method of stimulating a diaphragm to provoke motion of the diaphragm of a patient during inspiration comprising:
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a. stimulating the phrenic nerve with a stimulation signal at a set level during a single selected breath of the patient; b. obtaining a measurement of the diaphragm work exerted by the patient for an inspiratory breath cycle of a selected breath of the patient; and c. modifying the stimulation signal in response to the actual value of the measurement of the diaphragm work being outside of a selected range of a value of diaphragm work exerted by the patient. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12)
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Specification