HALSTEAD MICRO MOSQUITO FCPS STR - 14CMCare and Maintenance of Instruments Clean and lubricate the brand new instruments before the first sterilization. After use, disinfect, clean, lubricate, and sterilize the instruments as soon as possible. Disinfect chemo thermally, thermally or by immersing into a combined disinfecting and cleaning solution. Delicate instruments can be cleaned by ultrasonic treatment. Rinse thoroughly and carefully after cleaning. If possible, use demineralized water.