Adaptation of heart pacing to physical activity

Surgery – Truss – Pad

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A61B 100, H05G 0000

Patent

active

049075934

ABSTRACT:
A rate-changing implantable heart-stimulating device is disclosed, one that avoids use of moving parts and making unwanted rate changes. The device senses and responds to skeletal myopotential signals derived from the body of the wearer, preferably considering both amplitude and frequency of myopotential voltage signals which exceed a predetermined threshold value. The device preferably has two-way radio communication with an external programmer means.

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patent: 4776338 (1988-10-01), Lekholm et al.
"Rate-Responsive Pacing: Biosensor Reliability and Physiological Sensitivity", PACE, vol. 10, May 1987.
"Trends in Pacemakers Which Physiologically Increase Rate: DDD and Rate Responsive", PACE, vol. 9, Nov-Dec. 1986.
"New Developments for Upper Rate Response in DDD Pacing", PACE, vol. 9, Nov.-Dec. 1986.
"Characteristics and Clinical Effects of Myopotential Signals in a Unipolar DDD Pacemaker Population", PACE, vol. 9, Nov.--Dec. 1986.

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