Portable spirometer and method for monitoring lung function

G Poore, D Chander, MX Lim - US Patent 10,098,570, 2018 - Google Patents
A spirometer comprises a housing defining a fluid flow pathway extending between a first
end and a second end, a first opening along the pathway and a second opening …

Portable spirometer and method for monitoring lung function

G Poore, D Chander, J Kim, MX Lim - US Patent 11,234,614, 2022 - Google Patents
(57) ABSTRACT A spirometer comprises a housing defining a fluid flow pathway extending
between a first end and a second end, a first opening along the pathway and a second …