三尖瓣 Traditional form: 三尖瓣 Pinyin (reading): sānjiānbàn Definitions: (anatomy) tricuspid valve Characters: 三 - three 尖 - sharp, pointed, acute; keen, shrewd 瓣 - petal; segment; valve Traditional characters: 三 - three 尖 - sharp, pointed, acute; keen, shrewd 瓣 - petal; segment; valve