42.09.20005 Ter, 4F*19cm The wedge-shaped smooth transition of the dilator to the sheath provides excellent entry and greater resistance to bending during passage. Special hemostatic valve design with good hemostasis performance for smooth operation. The international uniform color code and digital code are used for easy identification. The unique 20G trocar in the radial sheath reduces vascular injury. Less blood loss. Faster hemostasis by compression. T - shaped radial artery sheath is equipped with ultra-smooth short guide wire for convenient operation.