The most practical/cost effective point of care ultrasound (POCUS) device as of 2020: Butterfly iQ
From CNN : "Handheld devices also cost much less than traditional ultrasound machines. The ones sold by Butterfly, GE and Philips range in price from around $2,000 to $5,000, whereas traditional devices can cost tens or even hundreds of thousands of dollars. The Butterfly iQ is currently equipped for 19 different types of scans and tests. A "major" limitation is the inability to perform the spectral Doppler test used to identify some more acute heart conditions." The Butterfly iQ costs $2,000. There is a first-year fee of $400: https://store.butterflynetwork.com/us/en/iq/configure/ References: https://www.cnn.com/2020/07/08/tech/ultrasound-machine-handheld-coronavirus/index.html