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Waterproof electrode for recording electrocardiogram

  • US 4,637,399 A
  • Filed: 06/10/1985
  • Issued: 01/20/1987
  • Est. Priority Date: 06/11/1984
  • Status: Expired due to Fees
First Claim
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1. A waterproof electrode for detecting an electrocardiac signal comprising:

  • (a) a cup-shaped suction disc constructed from a waterproof, elastic material, said disc having a concave side, a convex side and a through-hole at the center thereof;

    (b) an electrode plate having an outer peripheral edge hermetically sealed to the concave surface of said suction disc and closing said through-hole;

    (c) a lead wire connecting to said electrode plate and extending through said through-hole and past the convex surface of said suction disc;

    (d) elastic sealing means for hermetically sealing together the outer peripheral edge of said electrode plate and the portions of the concave surface of said suction disc in contact with said peripheral edge of said electrode plate;

    (e) elastic sealing means hermetically sealing the lead wire at the convex surface of the suction disc; and

    ,(f) an annular, body-surface adherent strip surrounding said electrode plate and bonded to said concave side of said disc.

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