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US 7,896,006 B2Granted
Medicine inhaler and medicine ejection method
AssigneeCanon Kabushiki Kaisha
InventorsSoji Hamano, Mitsuru Imai
Life of this patent
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Abstract
A medicine ejection device is provided allowing a medicine with a desired droplet diameter to be inhaled at a constant rate. The medicine ejection device has a decision part at which the ejection operating conditions of a medicine ejection part for ejecting the medicine are decided in accordance with at least one of an open-air environment or a state of the medicine during use of the device. The device ejects the medicine according to the ejection operating conditions decided by the decision part.
Claims4
A medicine ejection device for ejecting a medicine to be administered to a user, the device comprising:
- a medicine temperature measuring sensor for measuring the temperature of the medicine, a temperature sensor for measuring the temperature of the open air, a humidity sensor for measuring the humidity of the open air and an atmospheric-pressure sensor for measuring the atmospheric pressure of the open air;
- and
- a decision part for deciding ejection operating conditions of a medicine ejection part comprising an ejection head for ejecting the medicine, in accordance with the temperature of the medicine, the temperature of the open air, the humidity of the open air and the atmospheric pressure of the open air during use of the device,
- wherein the device is configured to eject the medicine from the ejection head according to the ejection operating conditions decided by the decision part, and
- wherein the medicine ejection device is so constituted as to conduct measurement with the medicine temperature measuring sensor after measurement with the temperature sensor, the humidity sensor and the atmospheric-pressure sensor.
2 more elements
Dependencies are inferred from the claim text.