Treating blood stasis, removing blood gas, breaking stones and blood, preventing miscarriage, eliminating sores and swelling intestinal carbuncle, and traumatic blood stasis. It can nourish yin and benefit qi, eliminate recurrent malaria and abdominal pain caused by malice, and treat diseases such as overwork, improper diet, recurrence of old diseases, acne, dyspnea, convulsion, women's meridian obstruction, dystocia, puerperal labia opening but not closing, male vulva sore gonorrhea, etc. It can also reduce pain.
Extended data:
Shape:
The intact dried tortoise shell is oval or oval, with a length of 10 ~ 20cm, a width of 7 ~ 15cm and a thickness of about 5 mm. The back is slightly raised, grayish brown or dark green, wrinkled, and highlights grayish yellow or grayish white spots. There is an inconspicuous knuckle in the center of the nail, and there are 8 obvious transverse serrated joints on both sides.
There are 8 pairs of dentate protrusions on the left and right edges, which are white-like. The nail is white inside, with a prominent thorn in the center and 8 ribs on each side. Hard, easy to break at the joint. The smell is slightly fishy and salty. It's best to be big and thick, clean and tasteless, with no residual meat.
Baidu encyclopedia-tortoise shell