The penumbra effect: vasomotion-dependent pulse oximeter artifact due to probe malposition.
Kelleher
J F
JF
Department of Anesthesiology, Mercy Hospital and Medical Center, San Diego, California 92103.
Ruff
R H
RH
D004560:Electricity; D004868:Equipment Failure; D006801:Humans; D007432:Intraoperative Period; D008297:Male; D008875:Middle Aged; D010092:Oximetry / Q000295:instrumentation*; D014666:Vasomotor System / Q000502:physiology*