Is silicone pad chin permanent? A year ago, I made a prosthetic chin pad in Shanghai Ninth Hospital, and now it is recovering well, but I am worried about taking it out later.
Silica gel is a kind of polymer silicide with good biocompatibility. Silica gel material is hard, elastic, easy to process and shape, strong in plasticity, widely available, low in cost and has a long application history. Compared with other materials, most doctors read more original posts of silicone materials >:>