Collins Stead-Wells spirometer. Circa 1970. Found on an Ebay listing. Although it is being sold with a soda-lime canister this is probably not part of the original system.
Monthly Archives: August 2014
Spirometer, Spirotech S400, circa 1990’s
A rolling seal spirometer, manufactured in the 1990’s. Found on an Ebay listing.
Spirometer, Spirotech S400, 1990’s, interior
A rolling seal spirometer from the 1990’s, shown with the front panel open. Photo found at a listing on HGRInc.com.
Spirometer, Spirotech S400, circa 1990’s
A rolling seal spirometer from the 1990’s. Photo found at a listing on HGRInc.com.
Spirometer, Spirotech S700, 1999
A rolling seal spirometer. Came with or without a built-in chart drive. Manufactured and sold by Sensormedics/Thermo Respiratory Group. Photo obtained from a sales brochure found at Velozi.com.