It's a logo of a slab table one lays on for radiation therapy with one end facing out and the other going towards a circular area. It's a smaller circle inside a larger one and the smaller circle has many dots inside of it.
Related to Microbeam Radiation Therapy Icon
Related icons are the icons with matching tags, as well as all healthcare icons. All icons are in the same flat style. You can either download free PNG icons or buy SVG vectors