NOSE CANNULA HEATED/HUMIDIFIED GAS DELIVERY SYSTEM
First Claim
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1. A method of controlling the delivery of a respiratory gas to a user comprising the steps of:
- heating a respiratory gas to a temperature sufficient to be delivered in a flow path to a user at a predetermined temperature level;
conveying said respiratory gas to said user at a predetermined flow rate;
administering said respiratory gas to said user at said predetermined flow rate and at said predetermined temperature level; and
monitoring the temperature of said respiratory gas at a point at which said respiratory gas is administered essentially directly to said user.
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Abstract
A low flow heated/humidified respiratory gas delivery system, especially useful for low flow rates as preferred in the treatment of neonate and other such patients, wherein the respiratory gas is heated and humidified as desired for delivery to the patient and the temperature is monitored at the point of delivery to the patient.
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Citations
20 Claims
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1. A method of controlling the delivery of a respiratory gas to a user comprising the steps of:
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heating a respiratory gas to a temperature sufficient to be delivered in a flow path to a user at a predetermined temperature level; conveying said respiratory gas to said user at a predetermined flow rate; administering said respiratory gas to said user at said predetermined flow rate and at said predetermined temperature level; and monitoring the temperature of said respiratory gas at a point at which said respiratory gas is administered essentially directly to said user. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10)
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11. Apparatus for controlling the delivery of a respiratory gas to a user comprising:
heating means for heating a respiratory gas to a temperature sufficient to be delivered in a flow path to a user at a predetermined temperature level; conveying means for moving said respiratory gas in a flow path and at a predetermined rate to a user; means for administering said respiratory gas to said user at said predetermined flow rate and at said predetermined temperature level; and monitoring means for monitoring the temperature of said respiratory gas at a point at which said respiratory gas is administered essentially directly to said user. - View Dependent Claims (12, 13, 14, 15, 16, 17, 18, 19, 20)
Specification