Arian Mowlavi, MD, FACS (license on probation) says:
It appears that the implant size was chosen too large and has popped through the intramuscular space, causing a malposition. I recommend you talk to a butt implant specialist to discuss a revision.
Hello and thank you for your excellent question. The implants typically do not need to be changed for leakage, as they are solid. However, your body may be making a capsule around the implant that could change its size or shape, or your body itself could be changing. Small revisions with implant...
More specifically, I think you are asking about silicone gel ("soft") versus semi-solid silicone rubber ("hard") buttock implants. In short, silicone gel buttock implants are not FDA approved and thus not legal for buttock implantation in the USA. I actually see about one...