Rochester, MN - A study at the Mayo Clinic has found that well-maintained aneroid sphygmomanometers provide accurate measurements of BP and are advisable replacements for mercury sphygmomanometers ...

Sphygmomanometers A total of 139 sphygmomanometers were identified and tested. Of these, 92 (66%) were mercury, 39 (28%) aneroid and eight (6%) electronic. Accuracy of only mercury and aneroid ...

Method: A researcher assessed the accuracy of mercury and aneroid sphygmomanometers in use in 231 English general practices.

The FDA says exposure to mercury from sphygmomanometers is rare, although the Mayo Medical Center documented 50 spills in a 2-year period that resulted in US$26 000 in clean-up costs. The alternatives ...

The 2 main alternatives to the mercury gauges are aneroid devices, which use metal that acts like a spring to measure BP, and automatic devices, which, according to Kolata, "measure pressure in a ...

Of the three types of sphygmomanometers used to measure blood pressure, the mercury device is the best while the aneroid machine (unit with a moving needle) is the least accurate, say experts.