Israel’s Solio has developed Alpha Plus – the world’s first US FDA and European CE approved radio frequency (RF) topical pain relief device. It combines bipolar RF to increase blood circulation, infrared to heat and ease pain and stiffness, and low-level laser to relieve the skin. All in a simple external unit.
https://www.israel21c.org/new-at-home-device-uses-radio-frequency-to-relieve-pain/