I spent a little time the other day introducing spine replacement. I had intended to have several books partially repaired so I could show the steps, but I wasn’t that organized. (I guess I’m waiting for a writer and production crew.)
Aran Galligan has posted excellent videos. I have scrutinized them many times. Keep in mind that there are different details on other videos (and we have come up with some of our own), but the process is similar.