초록 ▼

An intrapulmonary delivery device is provided for delivery of a propellant driven medicament. The device has an indicating system with a sensor responsive to a selected range of ultrasound, a controller associated with the sensor for signalling the detected ultrasound, a differential pressure sensor

An intrapulmonary delivery device is provided for delivery of a propellant driven medicament. The device has an indicating system with a sensor responsive to a selected range of ultrasound, a controller associated with the sensor for signalling the detected ultrasound, a differential pressure sensor and a display for the signals. The controller is associated with a microprocessor where the signal level the duration and time of actuation is stored in memory.

대표청구항 ▼

[ What is claimed is:] [1.] In a device for administering metered doses of propellant driven medicament for inhalation by a patient, said device having a mouthpiece through which the medicament passes, the improvement which comprises an indicating system having sensor means for detecting a selected

[ What is claimed is:] [1.] In a device for administering metered doses of propellant driven medicament for inhalation by a patient, said device having a mouthpiece through which the medicament passes, the improvement which comprises an indicating system having sensor means for detecting a selected range of ultrasound, controller means associated with said sensor means for signalling said detected ultrasound, said controller means having a timer;