And despite the improvements in silicone implants, they're still vulnerable to ruptures and may eventually need to be replaced.

尽管硅胶假体在不断被改良，但还是容易破裂，最终都需要更换。

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Capsular contracture is a major complication in breast augmentation using silicone implants. The cause of this complication is still unknown.

纤维包膜挛缩是假体植入式隆乳术后的常见并发症，其发生原因至今尚未明确。

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Silicone breast implants. Silicone implants are pre-filled with silicone gel - a thick, sticky fluid that closely mimics the feel of human fat.

硅胶填充物里预先已装满了硅胶——一种稠厚、粘稠的液体，与人体脂肪非常相似。

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Inamed has launched a new ten-year study of silicone implants involving 900 patients in hopes of reversing the FDA ban.

FORBES: Inamed Wants Silicone Back In Breast Implants

He hopes that Inamed's clinical study will prove that its silicone implants are safe and will eventually result in FDA approval for the implants.

FORBES: Inamed Wants Silicone Back In Breast Implants

Silicone implants, which were first developed in the 1960s, were taken off the market in the U.S. in 1993 due to concerns over their safety.

CNN: New breast implant set for trials