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Gas absorbing implantable electrical medical device

  • US 3,943,937 A
  • Filed: 07/05/1974
  • Issued: 03/16/1976
  • Est. Priority Date: 07/05/1974
  • Status: Expired due to Term
First Claim
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1. An implantable electrically operated medical device comprising, at least one electrochemical generating cell, an electrically powered actuating device connected to the cell and energized therefrom, a mounting member being formed of a plastic material having good permeability to hydrogen relative to epoxy resin and having recesses therein mounting said cell and said device in said recesses, a covering of epoxy resin material positioned over and encapsulating said mounting member with the cell and device therein, and means including said mounting member providing a space for absorption and storage of hydrogen gas from said cell, said epoxy resin being biocompatable with and impervious to body fluids and bonding well with the plastic material of the mounting member.

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