3D scanners can be attained and used, but if you are not very familiar with the process, especially when dealing with complex projects, it is best that you let the experts come to your aid in achieving your desired results.
There are so many companies offering 3D scanning services today. Because of how serious the scans can be, especially in determining quality and accuracy in any given project, you should ensure that you select a service provider who has what it takes to even deliver beyond your expectations.