The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Mar. 13, 2012
Filed:
Dec. 05, 2008
Jian Xie, Stevenson Ranch, CA (US);
Jian Xie, Stevenson Ranch, CA (US);
Advanced Bionics, LLC, Valencia, CA (US);
Abstract
A cochlear implant for a cochlear stimulation system and method of assembling the implant comprising an implantable sealed housing comprising a metal feedthrough case and a metal bottom cover and containing cochlea stimulation circuitry, the feedthrough case comprising silicone enclosed feedthrough pins for connecting an electrical lead of a cochlear electrode to the stimulation circuitry, and a moisture absorbing material comprising calcium oxide secured within the housing and sufficient in quantity to absorb moisture released by the circuitry materials and leaking into the feedthrough case at leak rates of about 1×10atm cc/s to maintain the cochlear implant within acceptable internal moisture limits for at least about 60 years.