khau-soa剾痧

to practise gua sha, a treatment involving

to practise gua sha, a treatment involving repeated pressured strokes over lubricated skin with a smooth edge in order to release blood stasis

TCM

English Wiktionary, “剾痧” (CC BY-SA 4.0) — https://en.wiktionary.org/wiki/%E5%89%BE%E7%97%A7 · confidence: Medium (Wiktionary)