Endotracheal tube
First Claim
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1. A MEANS FOR CATHETERIZING THE HUMAN TRACHEA OR THE LIKE COMPRISING AN OUTER TUBE THE OUTSIDE DIAMETER OF WHICH APPROXIMATES THE INSIDE DIAMETER OF THE PASSAGE TO BE INTUBATED, AN INNER TUBE WHICH IS WITHIN THE OUTER TUBE AND WHICH INNER TUBE COMPRISES WALLS DEFINING TWO DUCTS, THE ONE DUCT AFFORDING COMMUNICATION BETWEEN A RELATIVELY SOFT, SMALL-DIAMETER TERMINAL PORTION ON THE ONE END WHICH IS, IN ITS OPERATIVE LOCATION, IN OPEN COMMUNICATION WITH THE CAVITY TO BE INTUBATED AND ON ITS OTHER END THE ATMOSHPERE OR A SELECTED FLUID ENVIRONMENT, AND THE OTHER DUCT AFFORDING COMMUNICATION BETWEEN A
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1 Claim
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1. A MEANS FOR CATHETERIZING THE HUMAN TRACHEA OR THE LIKE COMPRISING AN OUTER TUBE THE OUTSIDE DIAMETER OF WHICH APPROXIMATES THE INSIDE DIAMETER OF THE PASSAGE TO BE INTUBATED, AN INNER TUBE WHICH IS WITHIN THE OUTER TUBE AND WHICH INNER TUBE COMPRISES WALLS DEFINING TWO DUCTS, THE ONE DUCT AFFORDING COMMUNICATION BETWEEN A RELATIVELY SOFT, SMALL-DIAMETER TERMINAL PORTION ON THE ONE END WHICH IS, IN ITS OPERATIVE LOCATION, IN OPEN COMMUNICATION WITH THE CAVITY TO BE INTUBATED AND ON ITS OTHER END THE ATMOSHPERE OR A SELECTED FLUID ENVIRONMENT, AND THE OTHER DUCT AFFORDING COMMUNICATION BETWEEN A
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Current AssigneeGeorge W. Schossow
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Original AssigneeGeorge W. Schossow
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InventorsSchossow, George W.
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Application NumberUS04/025,060Time in Patent Office1,098 DaysField of SearchUS Class Current128/207.15CPC Class CodesA61M 16/0429 with non-integrated distal ...A61M 16/0488 Mouthpieces; Means for guid...
