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Method for administering pharmaceuticals, including liquid surfactant, to the lungs

  • US 5,207,220 A
  • Filed: 03/26/1992
  • Issued: 05/04/1993
  • Est. Priority Date: 12/12/1989
  • Status: Expired due to Term
First Claim
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1. A method of administering a liquid stream of surfactant formulation to at least one lung of an infant subject in need of such treatment, the method comprising the steps of:

  • providing a breathing tube extending through the subject'"'"'s mouth and larynx;

    ventilating at least one lung of the subject through the breathing tube with an oxygen-rich air steam;

    providing introducing means formed in a wall of the breathing tube for introducing a liquid stream of surfactant formulation into said breathing tube;

    delivering said liquid stream such that said liquid stream is in contact with said breathing tube and separate from but in contact with said air stream; and

    administering the liquid stream of surfactant formulation through the introducing means, down the breathing tube, and into at least one lung of the subject while simultaneously ventilating at least one lung of the subject through the breathing tube.

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