Multiple lumen access drive

Details Multiple lumen access drive Multiple lumen access drive

A - Human Necessities

61

M

A61M 25/14 (2006.01) A61B 17/34 (2006.01) A61M 25/00 (2006.01) A61M 25/06 (2006.01)

Patent

CA 2409240

A multiple lumen access device for we in providing a single entry port into the human body for selectively introducing medical implements therethrough and for providing simultaneous auxiliary access into the body. The multiple lumen access device includes a multiple lumen sheath which may have an outer tube and structure defining a device lumen located therein. The inner structure may be an inner tube. The outer tube and inner strucure are located so as to define at least one auxiliary lumen which may be located between the exterior surface or the inner tube and the interior surface of the outer tube. Embodiments include flexible inner tubes which can be flexed between relaxed and expanded/contracted position wherein the relative cross--sectional area of the device lumen end auxiliary lumens are varied. The access device further includes a valve which provides sealing of the device lumen. The valve stay be provided in a lumen junction housing, or separate from the housing either permanently or removably connected with the device lumen. Alternatively, a multiple lumen sheath may be passed through a valve leading to a conventional introducer. The valve may also be molded separately as a rigid insert and retained in a cavity formed in a flexible junction housing.

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