Figure 1 | Scientific Reports

Figure 1

From: High-sensitivity intravascular photoacoustic imaging of lipid–laden plaque with a collinear catheter design

Figure 1

Collinear IVPA catheter probe.

(A) Main components of the collinear catheter before assembly. (B) Assembled IVPA catheter probe. (C) Zoom-in view of the catheter tip with illustration of collinear overlap between optical and ultrasonic waves. (D) Photograph of the fabricated catheter probe with a diameter of 1.6 mm and the detailed structure of the catheter tip (inset).

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