The pulse oximeter is a noninvasive monitor attached to the patient's finger or earlobe to measure oxygen saturation continuously. 脉氧仪显示病人氧饱和度,这是一种非侵入式监测仪,套在病人指头或耳垂上连续监测氧饱和度。
earlobe
[ noun ] the fleshy pendulous part of the external human ear <noun.body>
Lobe \Lobe\ (l[=o]b), n. [F. lobe, Gr. lobo`s.] Any projection or division, especially one of a somewhat rounded form; as: (a) (Bot.) A rounded projection or division of a leaf. --Gray. (b) (Zo["o]l.) A membranous flap on the sides of the toes of certain birds, as the coot. (c) (Anat.) A round projecting part of an organ, as of the liver, lungs, brain, etc. See Illust. of {Brain}. (b) (Mach.) The projecting part of a cam wheel or of a non-circular gear wheel.
{Lobe of the ear}, the soft, fleshy prominence in which the human ear terminates below, also called the {earlobe}. See. Illust. of {Ear}. [1913 Webster +PJC]