The ATL C7-4 40R Curved Array Ultrasound Transducer is a mid-frequency curved-array probe used for obstetric, abdominal, and pediatric imaging on ATL ultrasound systems. It operates at 4.0–7.0 MHz and features a 40R curved array with a 40 mm radius, enabling broad elevational coverage in a compact footprint for bedside scanning. The C7-4 40R is compatible with several ATL platforms, including the UM9 HDI and the HDI 1500/3000/5000 families. Variants of this transducer include models such as 4000-0301-03 and 4000-0301-05 (40R curved array), as listed by suppliers.
