Reply To: Polypropylene not safe in body?

[LeviProcter]

Polypropylene (PP) has been used since the 1960s by Usher for hernia repair (Read, R.C.: Milestones in the history of hernia surgery: prosthetic repair. Hernia 8(1), 8–14 (2004)). PP itself is relatively inert and does degrade mildly overtime.