Global Portable Ultrasound Devices Market Assessment, By Type [Handheld, Compact, Cart/Trolley], By Technology [2D Ultrasound, 3D and 4D Ultrasound, Doppler Ultrasound, High-Intensity Focused Ultrasound], By Application [Gynecology, Cardiovascular, Urology, Gastric, Musculoskeletal, Others], By End-user [Hospitals and Specialty Clinics, Ambulatory Surgical Centers, Others], By Region, Opportunities and Forecast, 2018-2032F