Title :
A family of intracardiac ultrasound imaging devices designed for guidance of electrophysiology ablation procedures
Author :
Sahn, D.J. ; Stephens, D.N. ; Cannata, J.M. ; Kirk Shung, K. ; Oralkan, O. ; Nikoozadeh, A. ; Khuri-Yakub, B.T. ; Nguyen, H. ; Chen, Peng ; Dentinger, A.M. ; Wildes, D. ; Thomenius, K.E. ; Mahajan, A. ; Shivkumar, K. ; O´Donnell, M.
Author_Institution :
Diagnostic Radiol., OB/GYN & Biomed. Eng., Oregon Health & Sci. Univ., Portland, OR, USA
Abstract :
Our Bioengineering Research Partnership grant, ldquoHigh Frequency Ultrasound Arrays for Cardiac Imagingrdquo, including the individuals cited at the end of this paper - Douglas N. Stephens (UC Davis), Matthew O´Donnell (UW Seattle), Kai Thomenius (GE Global Research), Aaron M. Dentinger (GE Global Research), Douglas Wildes (GE Global Research), Peter Chen (St. Jude Medical), K. Kirk Shung (University of Southern California), Jonathan M. Cannata (University of Southern California), Butrus (Pierre) T. Khuri-Yakub (Stanford University), Omer Oralkan (Stanford University), Aman Mahajan (UCLA School of Medicine), Kalyanam Shivkumar (UCLA School of Medicine) and David J. Sahn (Oregon Health & Science University) - is in its sixth year of NIH funding, having proposed to develop a family of high frequency miniaturized forward and side-looking ultrasound imaging devices equipped with electrophysiology mapping and localization sensors and eventually to include a family of capacitive micromachined ultrasonic transducer (cMUT) devices - a forward-looking cMUT MicroLinear array and a ring array capable of 3-dimensional imaging and a 5Fr lumen large enough to admit an electrode and ablation devices.
Keywords :
bioMEMS; bioelectric phenomena; biomedical transducers; biomedical ultrasonics; cardiology; radiation therapy; ultrasonic transducers; 3-dimensional imaging; capacitive micromachined ultrasonic transducer; electrode; electrophysiology ablation; intracardiac ultrasound imaging devices; localization sensors; Biomedical engineering; Biomedical imaging; Capacitive sensors; Frequency; Image sensors; Kirk field collapse effect; Sensor arrays; Ultrasonic imaging; Ultrasonic transducer arrays; Ultrasonic transducers; Adult; Aged; Animals; Atrial Fibrillation; Body Surface Potential Mapping; Electrophysiologic Techniques, Cardiac; Equipment Design; Heart Atria; Heart Catheterization; Humans; Middle Aged; Models, Animal; Pulmonary Veins; Swine; Ultrasonography, Interventional; United States;
Conference_Titel :
Engineering in Medicine and Biology Society, 2009. EMBC 2009. Annual International Conference of the IEEE
Conference_Location :
Minneapolis, MN
Print_ISBN :
978-1-4244-3296-7
DOI :
10.1109/IEMBS.2009.5332380