Embodiment of the present disclosure generally relates to the apparatus and method for of sterilizer. More specifically, the one or more embodiments described in the disclosure are intended in case of emergency sterilizing the portable devices of Medical Devices. It is high that sterilizing unit and the method processing of the disclosure are not only effective and time efficiency for a demand not up to of sterilizing surgical equipment, and be it is also portable and be reliably enough wherein modern sterilization equipment be unusable in remote location it is urgent when use medical situation.