※ Unique lock reminder
※ Ultra-smooth and ultra-permeable catheter
※ Easy to observe blood return
※ Non-adhesive
※ Lightweight and flexible handle design
※ Unique stroke control, accurate needle length
※ The outer tube sheath is designed with a one-time arc design, which effectively controls the needle tip guidance, and prevents accidents caused by deep needle penetration or follow-up of the sheath during acupuncture operations.