Single-breath DLCO, Collins DS-560, 1984

DLCOsb_Collins_DS-560_1984

The DS-560 had three spirometer bells and included this rather unique arrangement of a smaller bell inside a larger bell for DLCO testing.  Photo is from a sales brochure courtesy of James Sullivan, BA, RPFT, Supervisor, Pulmonary Laboratories, Memorial Sloan Kettering Cancer Center.

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