A blog about what is new (and old) in the world of active implantable medical devices

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St. Jude’s (ANS) Rechargeable Spinal Cord Stimulators Eon and Eon Mini

Published on January 12, 2012 by David Prutchi in Advanced Neuromodulation Systems (ANS), Pain, Spinal Cord Stimulation, St. Jude Medical, Tech Talk, Wireless Power Transmission

In 2005, St. Jude Medical purchased Advanced Neuromodulation Systems (ANS) in Plano, Texas. ANS had developed a number of spinal cord stimulation IPGs that were either externally powered via inductive link, internally powered by a primary cell, or internally powered by a transcutaneously rechargeable lithium-ion cell. Today, the most popular St. Jude spinal cord stimulators are the rechargeable

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Intermedics’ First Pacemakers (Mid 1970s)

Published on January 12, 2012 by David Prutchi in Bradycardia, Cardiac Pacing, History, Intermedics (1974-1999), Museum

In 1973, former Medtronic sales representative Albert Beutel founded Intermedics in Freeport, TX. The first product was a small, mercury-cell-powered pacemaker. In 1974 Intermedics introduced a lithium-powered version, and in 1976 it introduced InterLith which was hermetically sealed, and weighed just 65 grams. At the time, InterLith’s size was a breakthrough, and became a very popular device, solidifying Intermedics’ position in the industry.

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The sole purpose of this page is to provide information on implantable devices to fellow engineers and scientists. The information on this website is not meant for patients. The views presented in these pages do not necessarily reflect the views of my past or current employers, collaborators and/or clients. This information does not supersede original manufacturer’s specifications nor constitute medical advice or advertisement. Trademarks and logos belong to their registered owners. I neither practice medicine nor provide medical services. I am an engineer, not a licensed physician, so I am not qualified to provide any kind of medical advice.

CAUTION: Many of the devices presented in this blog have NOT been cleared by US and other regulatory agencies for investigational and/or commercial use. Consult directly with the manufacturer for legal status and availability in your country. This material is intended for general educational purposes only.

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