Acuson V328 Needle Guide 3.5 MHz /28mm Sector ProbeAcuson V328 Needle Guide 3. 5 MHz 28mm Sector Probe Grade B. Functional used ultrasound needle guide sourced from hospital surplus. Ideal for biomedical technicians, clinical resellers, and facilities needing a working unit. Reuse Medical is a Service Disabled Veteran Owned Small Business (SDVOSB) supplying hospital surplus equipment to biomedical techs, retailers, and healthcare facilities. Ships from Fresno, CA. Condition: Used