Expandable access systems and methods
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United States of America Patent
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Jul 14, 2020
Grant Date -
Feb 9, 2017
app pub date -
Oct 19, 2016
filing date -
Nov 21, 2012
priority date (Note) -
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Abstract
Embodiments may include an expandable access system having contracted and expanded configurations. The system and methods may include an expandable access device having a helix or wrapped shape. Embodiments may include a cannula, stent, needle, trocar, introducer, fastener, and/or any other devices disclosed herein. Embodiments may also include an expandable trocar positionable in at least a portion of the access device. A sleeve or band may be disposed over at least a portion of the access device and configured to resist radial expansion of the access device. Expansion of the trocar and/or receipt of an object may radially expand the access device between a contracted configuration and an expanded configuration.
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