he Acuson 4V1 is a high-resolution vector array deep tissue abdominal transducer. Using Hanafy Lens transducer technology, which provides unprecedented uniformly narrow image slice thickness for superbly high resolution in the elevation plane. Also can be used for Abdomen, Fetal Echo, GYN, OB, Pelvis, and Renal examinations. Designed for use with the Acuson Sequoia and Aspen Ultrasound Systems.