Patent ID: 8755867
Filing Date: 2014-06-17
Classification: A61B

Abstract:
1. An optical measurement system, comprising a main optical measurement device and a portable optical measurement device, wherein said main optical measurement device comprises: a first case; Ath first light emitting probes configured to irradiate a subject with light, wherein A is a positive integer; Bth first light receiving probes configured to receive the light from said subject, wherein B is a positive integer; a first display device; a first holder configured to be worn on a head of said subject, to which through holes are provided to support the first light emitting probes and the first light receiving probes, the first holder being configured to arrange the first light receiving probes to receive the light through a brain of the subject from the respective first light emitting probes for measuring brain activity of the subject; and a first controller, provided inside said first case, for controlling said first light emitting probes and said first light receiving probes so as to obtain measurement data on the brain activity of the subject and display the measurement data on the first display device, and said portable optical measurement device comprises: a second case that is portable by the subject; Cth second light emitting probes configured to irradiate the subject with light, wherein C is a positive integer; Dth second light receiving probes configured to receive light from said subject, wherein D is a positive integer; a second holder configured to be worn on the head of said subject, to which through holes are provided to support the second light emitting probes and the second light receiving probes, the second holder being configured to arrange the second light receiving probes to receive the light through the brain of the subject from the respective second light emitting probes for measuring brain activity of the subject; a second controller, provided inside said second case, for controlling the second light emitting probes and the second light receiving probes so as to obtain measurement data on the brain activity of the subject; and a communication device configured to communicate with said main optical measurement device, the communication device being one of a wireless communication device or a wired communication device, wherein (C+D)<(A+B) is satisfied, and the communication device of said portable optical measurement device transmits the measurement data obtained by the second controller of said portable optical measurement device to the main optical measurement device.