Kev ntsuas: Qhov tseeb, ntawv pov thawj 300 mmHg manometer ua tiav qhov tseeb ntawm +- 3 mmHg yam tsis muaj tus pin nres, thiab muaj qhov yooj yim txheeb xyuas tau tus lej siab sib txawv. Lub tsev tuag-cam khwb cia manometer yog hnav nrog lub luag haujlwm hnyav kom nws tuaj yeem txuas tau yooj yim rau tus tuav lub ntsuas ntawm lub cuff.
Cim npe nrov: ntse kho mob aneroid sphygmomanometer, Suav teb, cov chaw muag khoom, chaw tsim khoom, lub Hoobkas, lag luam wholesale, pheej yig, ua nyob rau hauv Suav teb
