Disposable Medical SuppliesChina Blunt Plastic Cannula/16g 100mm Cannula Blunt/Micro Tip Blunt Cannula Needle 25g 27g Cannula, Find details about China Cannula Needle, Needle from Blunt Plastic Cannula/16g 100mm Cannula Blunt/Micro Tip Blunt Cannula Needle 25g 27g Cannula