Device for and Method of Delivery and Removal of Substances in and From a Tissue or Vessel
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United States of America Patent
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Issued Date -
Sep 25, 2008
app pub date -
Jul 5, 2006
filing date -
Jul 6, 2005
priority date (Note) -
Abandoned
status (Latency Note)
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Abstract
The invention relates to a device (5) for delivery of substances (9) to and removal of bodily substances (22) from a tissue (2) or vessel (25) of a body using an element (6) to be positioned in the tissue (2) or vessel (25). To provide a device of this type for the delivery and removal of substances (9, 22), which has a small and robust construction and may be used as easily and comfortably as possible by the patient, the element (6) is at least partially made of porous material and comprises at least one inlet (7) for supplying the substance (9) to be delivered and at least one outlet (10) for draining the bodily substances (22), the inlet (7) being connectable via an inlet line (13) to a container for the substances (9) to be delivered, so that in the event of a pressure gradient between inlet (7) and outlet (10), the substance (9) to be delivered, during the traversal of the porous element (6), is delivered via the mantle surface of the porous element (6) to the tissue (2) or vessel (25) and the bodily substances (22) are extracted from the tissue (2) or vessel (25) via the mantle surface of the porous element (6) and drained via a drain line (12) connectable to the outlet (10).
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