Adjustable gel filled mammary prosthesis and method

Prosthesis (i.e. – artificial body members) – parts thereof – or ai – Breast prosthesis – Implantable

Reexamination Certificate

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Reexamination Certificate



An adjustable gel filled mammary implant includes inner and outer envelopes with the outer envelope containing about 95% of its volume filled with a silicone gel or the like. The inner envelope is attached to a bottom portion of the outer envelope and defines a volume of about 5%–10% of the volume of the outer envelope and is filled with saline. The implant also includes a self-sealing valve, filling tube and mini-reservoir for adjusting the size of the implant. A method for implanting, adjusting the size and removal of the filling tube and mini-reservoir are also disclosed.

patent: 4643733 (1987-02-01), Becker
patent: 4944749 (1990-07-01), Becker
patent: 5507808 (1996-04-01), Becker
patent: 6183514 (2001-02-01), Becker


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