Photo is from a sales brochure courtesy of James Sullivan, BA, RPFT, Supervisor, Pulmonary Laboratories, Memorial Sloan Kettering Cancer Center.

“An 8-liter rolling seal type spirometer is used. Test results are displayed on an LED display, while the respiratory waveforms are displayed on a 9-inch green monitor. Records are printed by an electrosensitive printer. A special table is available on request.”