Medical devices and apparatus, namely, ultrasound imaging apparatus, scanners and needle guides, and parts and fittings therefor; medical ultrasound apparatus; ultrasound diagnostic apparatus; ultrasound probe for medical use; catheter based ultra-sound imaging probe; medical ultrasound appliances for hepatic diagnosis, screening and hepatic injury patient follow-up; medical apparatus and instruments, namely, a handheld ultrasound unit for hepatic diagnosis, screening and hepatic injury patie...