Multilumen catheter shaft with reinforcement
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United States of America Patent
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Dec 21, 1999
Grant Date -
N/A
app pub date -
Jun 17, 1998
filing date -
Jun 17, 1998
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
This invention is a surgical device. In particular, this invention is directed to a multilumen catheter for accessing the vascular system of a body. The multilumen catheter includes a catheter shaft, at least a portion or which includes at least one lumen reinforced with a support member which may include a polymeric or metallic braid, coil or knit material. The reinforced lumen may further include a thin-walled liner or coating of lubricious material. The reinforced lumen may have a circular cross-section adapted to receive a guidewire. The interior surface of the reinforced lumen may have a smooth and continuous surface or a non-uniform surface.
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