Separately , @ factors and each different @ levels were adopted in treatment , named acupuncture timing ( factor A : A , acute stage , A@ adhesion stage ) , acupoint combination ( factor B : B , local acupoints , B@ local acupoints and distal acupoints along meridians ) , filiform needling and warm needling therapy ( factor C : C@ acupuncture with filiform needle , CZ acupuncture with filiform needle and warm needling therapy ) and positive functional exercise ( factor D : D@ without positive functional exercise , D@ with positive functional exercise ) .