Fig. 2 | Scientific Reports

Fig. 2

From: Miniaturized side-firing intracardiac photoacoustic imaging catheter for monitoring radiofrequency ablation

Fig. 2

Design of the proposed catheter. (a) Optical component to split laser beam and couple into fiber. (b) Schematic of the system architecture. (c) Zoomed-in model of diffusing fibers integrated catheter tip to align light illumination field with imaging plane. (d) Photograph of the proposed intracardiac photoacoustic (PA) imaging catheter with under 4-mm diameter. This figure was generated using Solidworks 2023 (https://www.solidworks.com/).

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