Device for displaying a blood pressure value.

摘要

A measure of diastolic blood pressure is provided by the product of HR and TT wherein HR is a measured heart beat rate and TT is an elapsed time between emission of an electrocardiographic R wave and arrival of the consequent blood pressure pulse at a chosen blood vessel. Apparatus is disclosed for sensing HR and TT and displaying a value or index of diastolic blood pressure, which is hand held and includes a chronometer mode.