Apparatus, system and method for measuring resistance of an inhaler

摘要

An apparatus, a closed-loop system and method for measuring the resistance of inhalation systems and/or devices are disclosed.

主权项

1. An apparatus, comprising:
a first chamber configured to mount an inhaler and having a first valve; a second chamber having a second valve; wherein said second chamber is movable and sealably attachable to said first chamber; a pressure controller connected to said first chamber and comprising a pressure sensor configured to communicate a first set of signals to at least one microprocessor; and a flow controller including a flow sensor and a pressure sensor connected to said second chamber configured to communicate a second set of signals to the at least one microprocessor, wherein the at least one microprocessor is configured to control opening and closing the first valve and the second valve.