ACUSON S228 LINEAR ULTRASOUND TRANSDUCER PROBE Linear Array Needle Guide Ultrasound Transducer Probe Part # 62704317 2.25 MHz, 28mm Good, Used Condition Fully Inspected and Tested with Ultrasound Phantom by Our BioMed DepartmentACUSON S228 LINEAR ULTRASOUND TRANSDUCER PROBE Linear Array Needle Guide Ultrasound Transducer Probe Part # 62704317 2.25 MHz, 28mm Good, Used Condition Fully Inspected and Tested with Ultrasound Phantom by Our BioMed Department