Sharps waste is a form of biomedical waste composed of used 'sharps', which includes any device or object used to puncture or lacerate the skin. Sharps waste is classified as biohazardous waste and must be carefully handled. Common medical materials treated as sharps waste arehypodermic needles,disposable scalpels and blades,contaminated glass and certain plastics, andguidewires used in surgery. Sharps waste is a form of biomedical waste composed of used 'sharps', which includes any device or object used to puncture or lacerate the skin. Sharps waste is classified as biohazardous waste and must be carefully handled. Common medical materials treated as sharps waste arehypodermic needles,disposable scalpels and blades,contaminated glass and certain plastics, andguidewires used in surgery.