Sheath location indicator and overextension preventer
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United States of America Patent
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Sep 24, 2024
Grant Date -
Sep 17, 2020
app pub date -
Mar 11, 2019
filing date -
Mar 11, 2019
priority date (Note) -
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Abstract
An apparatus for controlling advancement of a sheath or a catheter at a distal end of an endoscope. An exemplary apparatus includes a flexible sheath that receives a medical device within an internal lumen and is received within a working channel of an endoscope. The apparatus also includes a component that is at least one of external or internal to the sheath. The component causes a change in longitudinal motion friction of the sheath above a predefined threshold amount as the sheath moves relative to an exit ramp of the endoscope.
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