Figure 1 | Scientific Reports

Figure 1

From: Real-time intravascular photoacoustic-ultrasound imaging of lipid-laden plaque in human coronary artery at 16 frames per second

Figure 1

High-speed real-time IVPA-US imaging system. (a) Image of the portable IVPA-US imaging system. Major components: 1, oscilloscope; 2, fiber-optic rotary joint assembly; 3, IVPA-US catheter; 4, delay generator; 5, ultrasound pulser/receiver; 6, MOPA-pumped OPO; 7, laser controller; 8, mobile cart; 9, laser chiller; 10, PC and DAQ card; 11, image display monitor. (b) Schematic of IVPA-US imaging system layout. Dashed black line: trigger signal; solid black line: stage control cable; solid green line: radiofrequency signal.

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