Linear eversion catheter system with position indicating indicia
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United States of America Patent
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-
Nov 17, 1992
Grant Date -
N/A
app pub date -
Oct 17, 1991
filing date -
Oct 17, 1991
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
An everting catheter system comprising an outer tube having an outer catheter lumen and an opening leading from the outer catheter lumen, an inner catheter movable longitudinally in the outer catheter lumen and having an inner catheter lumen and an everting element coupled to the outer catheter and the inner catheter so that with movement of the inner catheter distally in the outer catheter lumen, the everting element can be everted through the opening. An elongated instrument is movable longitudinally in the inner catheter lumen relative to the inner catheter. Indicia are provided on the inner catheter and the instrument for indicating at least one longitudinal position of the instrument relative to the distal end of the everting element.
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