... S,M,L disposable vaginal speculum screw type 1 Product name: Disposable vaginal speculum, Vaginal specula, Vaginal Dilator, speculum.2 Type: push-pull type,side screw type ,middle side screw type3 ... widely used for gynecologic examination and treatment.6 Sterilization: our vaginal is sterilized by EO gas, non-toxic and non- ... be stored in a cool and dry place. disposable vaginal speculum screw type