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US 10,269,225 B2Granted
Flow alarm
AssigneeMichael D. Velez
InventorMichael D. Velez
Life of this patent
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Abstract
Described are gas flow disruption alarms. The alarms can include a gas inlet; a gas outlet configured to couple to a gas delivery device; and a vibration member between the gas inlet and the gas outlet configured to produce an audible sound when a gas delivery device is removed from the gas outlet.
Claims20
A gas flow disruption alarm comprising:
- a gas inlet;
- a gas outlet configured to couple to a gas delivery device;
- and
- a vibration member located between the gas inlet and the gas outlet configured to produce an audible sound at most about 400 Hz when the gas delivery device is removed from the gas outlet, and wherein the audible sound is created by a low flow rate,
- wherein the gas flow disruption alarm does not require a power source and is configured to detect a pressure drop.
2 more elements
A method of alerting that oxygen flow to a patient has been disconnected, the method comprising:
- attaching a gas flow disruption alarm between an oxygen gas source and a patient oxygen delivery line, wherein the gas flow disruption alarm is configured to produce an audible sound at most about 400 Hz when the patient oxygen delivery line is disconnected from the gas flow disruption alarm, and wherein the audible sound is created by a low flow rate,
- wherein the gas flow disruption alarm includes a gas inlet configured to attach to the oxygen gas source, a gas outlet configured to couple to the patient oxygen delivery line;
- and a vibration member between the gas inlet and the gas outlet, and
- wherein the gas flow disruption alarm does not require a power source and is configured to detect a pressure drop.
1 more element
Dependencies are inferred from the claim text.