BME Frontiers / 2022 / Article / Fig 6

Review Article

Recent Advancements in Ultrasound Transducer: From Material Strategies to Biomedical Applications

Figure 6

Piezoelectric ultrasound imaging. (a) Ultrafast IVUS-OCT system and miniaturized catheter for atherosclerotic plaque imaging [92], reproduced with permission, copyright 2015, Springer Nature. (b) 35 MHz/105 MHz dual-element focused transducer for IVUS imaging [22], reproduced with permission, copyright 2018, MDPI. (c) Dual-modality photoacoustic and ultrasound endoscopy imaging [97], reproduced with permission, copyright 2019, Elsevier. (d) 128-element 6.8 MHz circular array for the 2D and 3D endoscopic image of the swine intestine [58], reproduced with permission, copyright 2020, IEEE. (e) Ultrahigh-frequency (~300 MHz) ultrasonic transducers for biomicroscopy imaging of zebrafish eyes [47], reproduced with permission, copyright 2016, Springer Nature. (f) ARF-OCE mapping for the retinal layers [98], reproduced with permission, copyright 2018, Association for Research in Vision and Ophthalmology.