Monolithic CMUT-on-CMOS integration for intravascular ultrasound applications
J Zahorian, M Hochman, T Xu, S Satir… - IEEE transactions on …, 2011 - ieeexplore.ieee.org
One of the most important promises of capacitive micromachined ultrasonic transducer
(CMUT) technology is integration with electronics. This approach is required to minimize the …
(CMUT) technology is integration with electronics. This approach is required to minimize the …
Volumetric real-time imaging using a CMUT ring array
A ring array provides a very suitable geometry for forward-looking volumetric intracardiac
and intravascular ultrasound imaging. We fabricated an annular 64-element capacitive …
and intravascular ultrasound imaging. We fabricated an annular 64-element capacitive …
A robotically steerable guidewire with forward-viewing ultrasound: Development of technology for minimally-invasive imaging
Objective: The current standard of care for peripheral chronic total occlusions involves the
manual routing of a guidewire under fluoroscopy. Despite significant improvements in recent …
manual routing of a guidewire under fluoroscopy. Despite significant improvements in recent …
2D array imaging system for mechanically-steered, forward-viewing ultrasound guidewire
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 …
limb ischemia each year, requiring urgent revascularization to avoid loss of limb. Minimally …
Optimizing circular ring arrays for forward-looking IVUS imaging
Forward-looking (FL) catheter-based imaging systems are highly desirable for guiding
interventions in intravascular ultrasound (IVUS) applications. One of the main challenges of …
interventions in intravascular ultrasound (IVUS) applications. One of the main challenges of …
Thermal-mechanical-noise-based CMUT characterization and sensing
G Gurun, M Hochman, P Hasler… - IEEE transactions on …, 2012 - ieeexplore.ieee.org
When capacitive micromachined ultrasonic transducers (CMUTs) are monolithically
integrated with custom-designed low-noise electronics, the output noise of the system can …
integrated with custom-designed low-noise electronics, the output noise of the system can …
Towards the development of an ultrasound-guided robotically steerable guidewire
Minimally-invasive treatments for chronic total occlusions (CTO) involve the manual routing
of a guidewire under fluoroscopy. However, navigation remains clinically challenging with …
of a guidewire under fluoroscopy. However, navigation remains clinically challenging with …
A 1.5-mm diameter single-chip CMOS front-end system with transmit-receive capability for CMUT-on-CMOS forward-looking IVUS
G Gurun, P Hasler, FL Degertekin - 2011 IEEE International …, 2011 - ieeexplore.ieee.org
Integration of receive and transmit electronics and transducer array elements on a single
chip is critical for successful implementation of a highly-flexible forward-looking (FL) IVUS …
chip is critical for successful implementation of a highly-flexible forward-looking (FL) IVUS …
Supervised segmentation for guiding peripheral revascularization with forward‐viewing, robotically steered ultrasound guidewire
Background Approximately 500 000 patients present with critical limb ischemia (CLI) each
year in the US, requiring revascularization to avoid amputation. While peripheral arteries …
year in the US, requiring revascularization to avoid amputation. While peripheral arteries …
Micromachined ultrasonic transducers based on lead zirconate titanate (PZT) films
J Li, C Wang, J Ma, M Liu - Microsystem technologies, 2013 - Springer
The design, fabrication and measuring of piezoelectric micromachined ultrasonic
transducers (pMUTs), including the deposition and patterning of PZT films, was investigated …
transducers (pMUTs), including the deposition and patterning of PZT films, was investigated …