Balloon Catheter With Venting of Residual Air in a Proximal Direction
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United States of America Patent
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Issued Date -
Jun 8, 2023
app pub date -
Jan 24, 2023
filing date -
May 9, 2019
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Abstract
A balloon guide catheter system including a balloon guide catheter having a catheter shaft that includes: (i) a main lumen; (ii) an inflation lumen; and (iii) an exhaust lumen. The terminating distal end of the inflation lumen and the terminating distal end of the exhaust lumen being in localized fluid communication with one another underneath the balloon while in a non-inflated state. A balloon is disposed about a distal region of an outer surface of the catheter shaft. The exhaust lumen is configured to purge the residual air in a proximal direction and out from a proximal region of the balloon guide catheter.
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