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Endotracheal tube with topical agent delivery system and method of using the same

  • US 4,327,721 A
  • Filed: 05/31/1979
  • Issued: 05/04/1982
  • Est. Priority Date: 07/07/1978
  • Status: Expired due to Term
First Claim
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1. A medical device for insertion into a body passage comprising:

  • a flexible insertion tube having a forward end and a rearward end, said tube being defined by a substantially cylindrical wall;

    means provided in said insertion tube wall for spraying a topically active fluidic agent outwardly with respect to the tube;

    first lumen means positioned and lying along a portion of said insertion wall and formed at least partially by said wall, said first lumen means having a forward end in fluid communication with said spraying means and a rearward end located approximate to said insertion tube rearward end;

    an expansible cuff member circumferentially extending around said insertion tube wall, located between said spraying means and said insertion tube forward end, said cuff and spray means being operable independently of each other; and

    second lumen means positioned and lying along a portion of said insertion tube wall and formed at least partially by said wall, said second lumen means having a forward end in fluid communication with the interior of said expandable cuff member and a rearward end approximate to said insertion tube rearward end.

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