Patent ID: 7372778
Filing Date: 2008-05-13
Classification: A61B

Abstract:
1. A pulsometer worn on the wrist including a case, which contains an electronic optical device for measuring the pulse of the wearer of the pulsometer and an electronic circuit for processing the measurements in order to calculate the pulse, a tightening wristband, which holds a back cover of the case pressed against the wrist, wherein the electronic optical measuring device includes at least one light source and several light receivers which are arranged in the back cover of the case and which are oriented towards the wrist, wherein the electronic optical measuring device includes at least two light sources and at least two receivers, wherein the light sources and the receivers are arranged in the form of a matrix including two lines each oriented along an orthogonal direction to the direction of the wrist, and at least two columns oriented parallel to the direction of the wrist, wherein each line of the matrix alternately contains a light source and a receiver, and each column of the matrix alternately contains a light source and a receiver.