What kind of Chinese herbal medicine is this?

It's a red vine. The dried stem of Sargentodoxa cuneata. Personality is grayish brown and rough skin. The skin of the section is reddish brown, and several parts are embedded in the wood. The wood is yellow-white, with many duct holes, and the rays are arranged radially. A slight breath, a slightly astringent taste. Has the effects of clearing away heat and toxic materials, promoting blood circulation, expelling pathogenic wind and relieving pain. Can be used for abdominal pain, toxic heat ulcer, amenorrhea, dysmenorrhea, traumatic swelling and pain, and rheumatic joint pain.