PMUT and CMUT devices for biomedical applications: A review

E Moisello, L Novaresi, E Sarkar, P Malcovati… - IEEE …, 2024 - ieeexplore.ieee.org
Piezoelectric Micromachined Ultrasonic Transducers (PMUT) and Capacitive
Micromachined Ultrasonic Transducers (CMUT) have seen great developments in recent …

[HTML][HTML] cMUT technology developments

CD Herickhoff, R van Schaijk - Zeitschrift für Medizinische Physik, 2023 - Elsevier
Capacitive micromachined ultrasonic transducer (cMUT) technology has steadily advanced
since its advent in the mid-1990's. Though cMUTs have not supplanted piezoelectric …

[HTML][HTML] Coded excitation using TOP-CS sequences for multi-channel low-power ultrasonics

C Challinor, N Pearson, F Cegla - Mechanical Systems and Signal …, 2024 - Elsevier
This paper presents a low-power hardware architecture that facilitates the simultaneous
transmission and reception of ultrasonic signals when using coded excitations for ultrasonic …

Complete complementary coded excitation scheme for snr improvement of 2d sparse array ultrasound imaging

M Tamraoui, H Liebgott, E Roux - IEEE Transactions on …, 2023 - ieeexplore.ieee.org
Driving the numerous elements of 2D matrix arrays for 3D ultrasound imaging is very
challenging in terms of cable size, wiring and data rate. The sparse array approach tackles …

A high sensitivity CMUT-based passive cavitation detector for monitoring microbubble dynamics during focused ultrasound interventions

RP Zangabad, H Lee, X Zhang… - IEEE Transactions …, 2024 - ieeexplore.ieee.org
Tracking and controlling microbubble (MB) dynamics in the human brain through acoustic
emission (AE) monitoring during transcranial focused ultrasound (tFUS) therapy are critical …

Axial super-resolution ultrasound imaging with quasi-monopolar pulses from a dual-frequency transducer

Y Cai, M Fan, P Sun, L Xu, J Ma - IEEE Transactions on …, 2023 - ieeexplore.ieee.org
In biomedical ultrasound imaging, the axial resolution is determined by the pulse length,
which reaches the bottleneck for the existing piezoelectric materials. The resonance of …

Ultra-low-voltage capacitive micromachined ultrasonic transducers with increased output pressure due to piston-structured plates

F Merbeler, S Wismath, M Haubold, C Bretthauer… - Micromachines, 2022 - mdpi.com
Capacitive micromachined ultrasonic transducers (CMUTs) represent an accepted
technology for ultrasonic transducers, while high bias voltage requirements and limited …

Mass-loaded suspended piezoelectric micromachined ultrasonic transducer array towards flexible stretchable electronics evaluation

X Xu, Y Ma, Y Gong, H Li, Z Wang, P Niu… - Sensors and Actuators A …, 2025 - Elsevier
We introduce a novel piezoelectric micromachined ultrasonic transducer (PMUT) with a
mass-loaded suspended (MLSP) design, fabricated using sacrificial technique to advance …

2D array imaging system for mechanically-steered, forward-viewing ultrasound guidewire

A Olomodosi, SS Rojas, P Vu, BD Lindsey - Ultrasonics, 2024 - Elsevier
Approximately 4 million people with peripheral artery disease (PAD) present with critical
limb ischemia each year, requiring urgent revascularization to avoid loss of limb. Minimally …

Accelerated intravascular ultrasound imaging using deep reinforcement learning

TSW Stevens, N Chennakeshava… - ICASSP 2022-2022 …, 2022 - ieeexplore.ieee.org
Intravascular ultrasound (IVUS) offers a unique perspective in the treatment of vascular
diseases by creating a sequence of ultrasound-slices acquired from within the vessel …