When a patient goes into a clinic for an ultrasound of their ... The scientists designed the probe to be thin and rigid, using a 2D array of piezoelectric elements (or transducers) stuck between ...

Johnson & Johnson MedTech (NYSE: JNJ) announced today that it launched the SoundStar Crystal ultrasound catheter.

4D ultrasound imaging is a 3D ultrasound in live motion. 4D ultrasounds utilize either a 2D transducer, which rapidly acquires 20-30 volumes or a matrix array, which instead uses a 3D transducer.