초록 ▼

An apparatus and method for indicating breathing cycle of a patient using an aerosol delivery device. In one aspect, an aerosol delivery device includes a visual indicator that is moveable in response to a patient's breathing cycle and is positioned away from an inspiration path of the aerosol. In a

An apparatus and method for indicating breathing cycle of a patient using an aerosol delivery device. In one aspect, an aerosol delivery device includes a visual indicator that is moveable in response to a patient's breathing cycle and is positioned away from an inspiration path of the aerosol. In another aspect, a method of cycling a visual indicator between a first position and a second position in response to a patient's breathing cycle is described.

대표청구항 ▼

The invention claimed is: 1. An apparatus for aerosol delivery comprising:a housing defining a chamber for holding an aerosol;an air inlet in communication with the chamber, the air inlet configured to permit a flow of air into the chamber;an air outlet in communication with the chamber, the air out

The invention claimed is: 1. An apparatus for aerosol delivery comprising:a housing defining a chamber for holding an aerosol;an air inlet in communication with the chamber, the air inlet configured to permit a flow of air into the chamber;an air outlet in communication with the chamber, the air outlet configured to permit the aerosol to be withdrawn from the chamber; andan indicator operatively connected with the chamber, the indicator mechanically moveable in response to inhalation of a patient and in response to exhalation during a breathing cycle of the patient independent of a level of any liquid in the chamber, wherein the indicator comprises a visible characteristic, maintains a same size during the breathing cycle, and is positioned away from an inspiration path of the aerosol.