Profile: The Sentinel Imaging Group, Inc. is a service provider of medical imaging equipment. We are specialized in refurbished ultrasound imaging equipment, parts and service. We provide new demo ultrasound systems, professionally refurbished ultrasound equipment, 3D/4D ultrasound machines, portable ultrasound equipment, ultrasound system parts, probes and peripherals. We provide economical solutions for the repair, replacement, and upgrade of any B-K scanhead for urological, surgical and general diagnostic imaging applications.