Needle plug guide for catheter
First Claim
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1. IN COMBINATION WITH A RETENTION CATHETER HAVING A FLUID INJECTION TUBE BRANCH WITH AN OPEN OUTER END, A HOLLOW PLUG INSERTED IN SAID OPEN END AND RADIALLY DISTENDING SAID TUBE, SAID PLUG HAVING AN OUTWARDLY OPEN BORE AND A TRANSVERSE SELF-SEALING INNER END WALL, A FLEXIBLE LIP PORTION ON THE OUTER END OF SAID PLUG OVERHANGING SAID BORE, AND A HYPODERMIC NEEDLE EXTENDING THROUGH SAID LIP INTO SAID BORE WITH ITS POINT ADJACENT SAID END WALL, SAID LIP YIELDINGLY HOLDING SAID NEEDLE IN POSITION FOR AXIALLY PIERCING SAID END WALL.
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1 Claim
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1. IN COMBINATION WITH A RETENTION CATHETER HAVING A FLUID INJECTION TUBE BRANCH WITH AN OPEN OUTER END, A HOLLOW PLUG INSERTED IN SAID OPEN END AND RADIALLY DISTENDING SAID TUBE, SAID PLUG HAVING AN OUTWARDLY OPEN BORE AND A TRANSVERSE SELF-SEALING INNER END WALL, A FLEXIBLE LIP PORTION ON THE OUTER END OF SAID PLUG OVERHANGING SAID BORE, AND A HYPODERMIC NEEDLE EXTENDING THROUGH SAID LIP INTO SAID BORE WITH ITS POINT ADJACENT SAID END WALL, SAID LIP YIELDINGLY HOLDING SAID NEEDLE IN POSITION FOR AXIALLY PIERCING SAID END WALL.
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Current AssigneeDwight L. Allen
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Original AssigneeDwight L. Allen
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InventorsAllen, Dwight L.
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Application NumberUS04/260,685Time in Patent Office484 DaysField of SearchUS Class Current604/99.01CPC Class CodesA61M 2025/0018 having a plug, e.g. an infl...A61M 2039/0009 Assemblies therefor designe...A61M 25/10182 Injector syringesA61M 25/10185 Valves
