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Probe

  • US 10,231,627 B2
  • Filed: 04/27/2017
  • Issued: 03/19/2019
  • Est. Priority Date: 02/03/2012
  • Status: Active Grant
First Claim
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1. A probe comprising:

  • an acoustic wave detector that detects at least an acoustic wave from a subject;

    an optical fiber that guides light emitted from a light source to a probe body; and

    a light guide plate that guides light from a light entrance end to a light exit end, the light entrance end being optically coupled to the optical fiber and the light exit end being located in the vicinity of the acoustic wave detector,wherein the light guide plate is secured in the probe body with a securing material provided at least partially around the light guide plate,the probe comprises a surface that faces the subject during use, andat least one layer of air is provided between the light guide plate and a side surface of the acoustic wave detector, the layer of air extending from the surface of the probe body toward the interior of the probe body and being open at the surface.

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