Many breast operations have failed. PIP implants, silicone gel manufactured by the French company Poly Implant Prothèse, seem to cause irritation when they crack. At the moment QMED decided to stop promoting Macrolane for breast augmentation. 2010 Brazil banned the import and marketing of defective PIP breast implants.
You will need to replace the implants after your breast augmentation. The time period varies indivudually from woman to woman. Some women need a replacement operation within just a few years while others may keep their implants for 10-20 years.