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Adjustable nasal prong and headgear assembly

  • US 9,387,300 B2
  • Filed: 03/25/2010
  • Issued: 07/12/2016
  • Est. Priority Date: 03/25/2010
  • Status: Expired due to Fees
First Claim
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1. A ventilation interface, comprising:

  • a cannula having a top wall and first and second side walls and at least one female sleeve on the first side wall traversing a female curve between an entrance end and a terminal end thereof;

    at least one nasal prong, each nasal prong attached to the top wall of the cannula;

    a ventilation tube operable with the cannula for providing pressurized breathable gas to a patient; and

    headgear having at least one male tine traversing a male curve between proximal and distal ends, wherein the distal end of the at least one male tine is slidably insertable into the entrance end of the at least one female sleeve such that more of the male curve is received within the female curve as the distal end of the male tine approaches the terminal end of the female sleeve;

    wherein an angle of the at least one nasal prong relative to the headgear is varied about an axis defined by the male and female curve as the distal end of the male tine approaches the terminal end of the female sleeve.

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