This product is suitable for implantation into acupoints on the midline body of "acupoint catgut embedding therapy". The special needle tip design further reduces the pain of needle insertion. The scales designed on the needle tube are clearly marked to facilitate precise positioning. According to the individual needs of physicians, puncture sites and patient body types, puncture needles of various specifications and models with different sharpness, edge curvature and length are customized to meet clinical needs. Disposable thread-embedding needles are composed of a lining core seat, a needle seat, a needle tube, a protective cover, and a lining core. They are divided into nine specifications according to different sizes. The disposable embedding needle needle tube and lining core are made of stainless steel used in manufacturing medical devices. The lining core seat, needle seat and protective cover are made of special medical polypropylene material.