Patent 6377853 Issued on April 23, 2002. Estimated Expiration Date: December 9, 2019. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.
Improved implantable devices for electro-acupuncture are described. The devices include a flexible conductor electrode, an anchor fixation for preventing motion of the device in tissue after implantation, and/or a sealed, liquid-impermeable housing.