An instrument for measuring blood pressure, typically consisting of an inflatable rubber cuff that is applied to the arm and connected to a column of mercury next to a graduated scale, enabling the determination of systolic and diastolic blood pressure by increasing and gradually releasing the pressure in the cuff.
- ‘At each examination, the local investigators measured blood pressure once, using a mercury sphygmomanometer and with the patient sitting.’
- ‘Sitting blood pressure was measured by mercury sphygmomanometer after five minutes' rest.’
- ‘All sphygmomanometers had calibrated mercury columns and were of standard size.’
- ‘All interviewees used a sphygmomanometer and stethoscope to measure blood pressure.’
- ‘For accuracy, use of a mercury sphygmomanometer is preferred, and cuff size should be appropriate.’
We take a look at several popular, though confusing, punctuation marks.