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Methods and devices for use in performing pulmonary procedures

  • US 20040134487A1
  • Filed: 11/06/2003
  • Published: 07/15/2004
  • Est. Priority Date: 03/04/2000
  • Status: Abandoned Application
First Claim
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1. A device for controlling air flow in a pulmonary passageway, comprising:

  • a body;

    a one-way valve coupled to the body, the valve configured to prevent air from entering an isolated portion of the patient'"'"'s lung but permitting expiratory air to pass through the valve, wherein the valve opens upon a pressure differential of no more than 10 inch water.

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