Method and apparatus for external tissue distraction with frame having membrane applied with surface tension
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United States of America Patent
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Nov 4, 2003
Grant Date -
Feb 7, 2002
app pub date -
Jun 11, 2001
filing date -
Dec 1, 1998
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Abstract
A soft tissue expander comprises a frame comprised of inflatable members having in several embodiments a peripheral restrictor to force the frame to expand in only two dimensions. Various embodiments include frames arranged to be comprised of different polygonal shapes, frame members having internal mechanical restrictors, frames comprised of fusiform or cellular construction, and frames contained within two membranes that may also be filled with fluid.
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