Patent 9173670 was granted and assigned to iRhythm Technologies on November, 2015 by the United States Patent and Trademark Office.
The present invention relates to devices, methods, and systems for abrading the skin in preparation for attachment of an electrode. In some embodiments, the invention may provide for a simple, low-cost device 120 with a flat, abrading surface that removes the topmost layer of the skin without causing undue injury.