Excile! Man! Get a grip! It's not back firing! Its working. Give it time. She's seeing the changes you have made. She's told you that she's seen it. I don't know what more evidence you need. She has to fix herself. You're already doing the work to fix you. Eventually, she will see what she is missing. Dont give up. In fact, double down. We are all telling you what to do. DETACH! GAL. Continue with the 180's. Take your balls back and own your life. Set a schedule with the kids and stop doing things for her. You shouldn't be taking her to appointments.
Me: 48 y/o W: 47 y/o Together: > 20 yrs BD: Dec '15, then S 2nd BD: Mar '16, then I filed for D April '16: started piecing