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

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)

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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