Mar 14, 2016 · These measurements were in somewhat common use for the first decades of modern spirometry. They have since mostly passed into disuse and have largely been …

Pneumotach based. Probably manufactured in the 1980’s. From:

Found on an Ebay listing. Size was noted as 20 cm wide, 27 cm tall, 2.6 kg. The dial indicates it was made in Paris, France. Spengler Previous Post Arcade Lung Tester, Caille, 1904 Next …

Jul 19, 2017 · From an undated photo. Gasometer style indicates it’s from 1920’s.

Jul 15, 2017 · Taken from a product photo, undated but likely from about 1968. This analyzer was used on the Collins 13.5 Liter Respirometer so that both spirometry and lung volumes could be …

Apache/2.4.38 (Debian) Server at pftforum.com Port 80

Ó¡} ³yKMÉ i» ¯ÇÙ=I0±Î” ˜[ D#B•ÎáuöáJ r W ðŠ.ÂYE1Jeç•iôì ç­QðJQ^•­ooïààR»o ;nHÐ ¦º ¤ ~9l–wo rØ-åÏ*)¯–¨ äü¬Òàì( È8¨¬`ÕªÂAåbÏ §”U2Ó FEQ)ŒN«kRFƘ—å: -Ó5mÎ ¹.ý>_„ ™20s‹ …

www.pftforum.com

From my own experience I can say that it does. A number of years back I had a very bad case of the flu and was out for several days. Even though I was feeling better when I came back my …