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Miniaturized photoacoustic imaging apparatus including a rotatable reflector

  • US 9,351,705 B2
  • Filed: 01/08/2010
  • Issued: 05/31/2016
  • Est. Priority Date: 01/09/2009
  • Status: Active Grant
First Claim
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1. A reflection-mode photoacoustic endoscope comprising:

  • a tube;

    a light source configured to emit a light pulse suitable for photoacoustic imaging;

    a signal detection or detection and transmission unit configured to detect or emit and detect an ultrasonic pulse; and

    a reflector rotatable relative to said tube and configured to;

    reflect the light pulse and the ultrasonic pulse into a target area of an object; and

    reflect a response signal to said signal detection unit, the response signal being one of a photoacoustic wave generated by the object responsive to the light pulse and an ultrasonic pulse echo generated by the object responsive to the ultrasonic pulse.

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