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A probe that houses both a small diode laser together with ultrasound transducers. The photoacoustic imaging/ultrasound probe (A) with a view of the front end showing the light delivery window (dark aperture) and acoustic lens in medium gray. The patient’s hand is submerged in water (B) where it rests on a series of supports. The probe is mounted on a 2-axis motorized stage and positioned above the joint.
