Pressure gauges.
A Sphygmomanometer is used to measure blood pressure
Bp apparatus is an instrument use to measure blood presure
the instrument that the used was an intelligent brain
A compass is used to find your location in a forest
A violin can be used, but its effectiveness is limited.
Graduated cylinder
A scale
they are used for people with high blood presure.
This instrument is called pluviometer (a rain gauge). See the link below.
radar
A set of scales
Scales.