A kind of structural improvement of acupuncture needle,It includes have a needle body,One screw element and a union body are constituted,At screw element system connection half section of what needle body Hou of setting,Its characteristic is in what: the screw element end makes the combination of the tail end of needle body and screw element form integrally formed shape using a union body,And the circular arc protrusion structure of a closed end shape is formed,And then when can allow operator that needle body is squeezed into what human acupoint from screw element end,Using the setting of the formation circular arc protrusion aspect structure,Avoid the generation shouting pain and sense of discomfort of operator's finger head,And then the error of dynamics and acupuncture point accuracy is generated when operator's what being avoided to apply needle therapeutic,And the therapeutic effect for being unable to reach expection is caused,And it can avoid generating the purpose person of sliding needle when operator being made to make rotation acupuncture.一種針灸針之結構改良,其包含有一針體、一螺旋元件以及一連結體所構成,該螺旋元件係連結設置於針體後半段處,其特徵在於:該螺旋元件末端利用一連結體使針體和螺旋元件之尾端結合形成一體成形狀,而形成一封閉端狀之圓弧凸部結構,進而可讓操作者從螺旋元件末端要將針體打入於人體穴位時,利用該形成圓弧凸部態樣結構的設置,來避免操作者手指頭的產生刺痛與不適感,進而避免操作者於施針治療時產生力度與穴位準確度的誤差,而造成無法達到預期之治療效果,以及使操作者作旋轉針灸時可避免產生滑針之目的者。