Catheter for widening a puncture channel
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United States of America Patent
Stats
-
Aug 18, 1987
Grant Date -
N/A
app pub date -
Mar 12, 1985
filing date -
Mar 15, 1984
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
For widening puncture channels of the kidney, use is made of catheters increasing by steps in diameter, which are inserted consecutively into the kidney through a puncture channel over a guiding rod. One of the catheters is equipped, beside its central passage, with a guiding passage parallel to the former and intended for a second guiding wire.
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