@hopeforrecovery , before going for the Xiaflex / Surgery, i would suggest to you to try less invasive solutions, such as:
1. Supplements (Coenzyme Q10, Pentoxifylline, Serrapeptase&Nattokinase, Acetil-L-Carnytine, and so on)
2. VED (Vacuum Device; i suggest Androbath, but there are many other...