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An official website of the United States government
Official websites use .gov
A .gov website belongs to an official government organization in the United States.
Secure .gov websites use HTTPS
A lock () or https:// means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.
Non-return valve designed to achieve more stable pressures throughout breathing in the emergency non-invasive mechanical ventilation system designed for the subea easybreath mask from decathlon. The non-return valve has an added supply of oxygen that allows to increase the flow of gases reaching the patient.
