Editing Breast augmentation (section)

===="Structured" implants====
Structured implants were approved by the FDA and Health Canada in 2014 as a fourth category of breast implant.<ref name="PRSINichter">{{cite journal |last1=Nichter |first1=Larry S. |last2=Hardesty |first2=Robert A. |last3=Anigian |first3=Gregg M. |title=IDEAL IMPLANT Structured Breast Implants: Core Study Results at 6 Years |journal= Plastic and Reconstructive Surgery|volume=142 |issue=1 |pages=66–75 |date=July 2018 |doi=10.1097/PRS.0000000000004460 |pmid=29489559 |pmc=6045953 }}</ref> These implants incorporate both saline and silicone gel implant technology. The filler is saline solution, in case of rupture, and has a natural feel, like silicone gel implants.<ref>{{cite news |title=What types of breast implants are available? |url=https://www.plasticsurgery.org/cosmetic-procedures/breast-augmentation/implants |publisher=American Society of Plastic Surgeons}}</ref> This implant type uses an internal structure consisting of three nested silicone rubber "shells" that support the upper half of the breast, with the two spaces between the three shells filled with saline. The implant is inserted, empty, then filled once in place, which requires a smaller incision than a pre-filled implant.<ref name="PRSINichter"/>