Medical instrument having a catheter and a medical guidewire
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United States of America Patent
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-
Jul 20, 2010
Grant Date -
Nov 17, 2005
app pub date -
May 12, 2005
filing date -
May 14, 2004
priority date (Note) -
In Force
status (Latency Note)
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Abstract
A first medical instrument includes a flexible catheter having a distal end which has a substantially bullet-nose shape, which is insertable into a body lumen of a patient, and which has at least one guidewire passageway opening. The first medical instrument also includes a medical guidewire having a working portion extendable beyond the at-least-one guidewire passageway opening. A second medical instrument includes a flexible catheter, a medical guidewire having a working portion extendable beyond the distal end of the catheter, and at least one wire length counter which is operably connectable to the medical guidewire to measure a length of the working portion being extended beyond the distal end of the catheter. A third medical instrument includes a flexible catheter, a medical guidewire, and a force/torque-limiting clutch operatively connectable to the medical guidewire.
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