Patents Assigned to Primary Children's Medical Center
  • Non-airtight pulmonary measuring device
    Patent number: 4221224
    Abstract: A non-airtight method for determining alveolar ventilation, oxygen uptake and carbon dioxide production which comprises introducing a known amount of an inert gas into the airway of a patient during inspiration and monitoring the expired gas until a steady state is reached wherein the volume of inert gas inhaled is equal to the amount exhaled and subsequently monitoring the expired air containing a known volume of inert gas for inert gas, carbon dioxide and oxygen concentrations.
    Type: Grant
    Filed: June 29, 1978
    Date of Patent: September 9, 1980
    Assignees: Intermountain Health Care, Primary Children's Medical Center
    Inventor: Justin S. Clark