Photograph provided by Richard Johnston, Carl O’Donnell
Category Archives: Photograph
Plethysmograph, Collins, 1990
Collins GS1 Lung Analyzer 1993
Collins GS1 Lung Analyzer. Manufactured about 1993. Photo provided by Richard Johnston
Vacumed Mass Spectrometer 1980
St. Elizabeth’s Hospital of Boston, approximately 1980. The E for M DR-8 was used with a Collins Plethysmograph and for research. Photograph provided by Richard Johnston.
Spirometer, Krogh, 1960
From Mead J. Volume displacement body plethysmograph for respiratory measurements in human subject. J Appl Physiol 1960; 15:736-740. Article generously provided by Carl O’Donnell, PhD, MPH
Plethysmograph, Volume Displacement, 1960
Haldane Apparatus – circa 1950’s
Haldane device based in Journal of Physiology 1895 to measure PCO2 (using method of re-inhalation Cambell-Howell). Photo generously provided by Felip Burgos, MSC, RPFT, RN. Barcelona, Spain.
Tissot Spirometer, 1989
Tissot Spirometer to validate High ventilation in Exercise Testing. Photo generously provided by Felip Burgos, MSC, RPFT, RN. Barcelona, Spain.
Plethysmograph, Jaeger, 1978
Jaeger Plethysmograph, 1978. Photo generously provided by Felip Burgos, MSC, RPFT, RN. Barcelona, Spain.
Exercise Testing, Jaeger, 1978
Jaeger Exercise bike with mixing box. Photo courtesy of Felip Burgos, MSC, RPFT, RN. Barcelona, Spain.