a method for three - dimensional shape and size measurement of a three - dimensional body surface comprising providing a three - dimensional scanner , providing a processor , providing a three - dimensional computer aided design system , scanning in three dimensions with the three - dimensional scanner at least a portion of the three - dimensional body surface , creating a data file representative of the three - dimensional body surface , processing the data file with the processor , importing the data file into the three - dimensional computer aided design system , employing the three - dimensional computer aided design system relative to the data file to define and record three - dimensional measuring data relative to at least a portion of the three - dimensional body surface , a and employing the three - dimensional computer aided design system to exploit the three - dimensional measuring data .