PATTERNED TIE LAYER FOR CATHETER PERFORMANCE OPTIMIZATION

An intravascular catheter comprises a hypotube structure having an elongate tubular body with a proximal end, a distal end, a hypotube pattern of apertures and solid elements disposed on the distal end of the tubular body, and a hypotube lumen extending between the proximal end and the distal end of...

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Bibliographische Detailangaben
Hauptverfasser: LAYMAN, Ted W, NORTHROP, Clay W
Format: Patent
Sprache:eng ; fre ; ger
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Beschreibung
Zusammenfassung:An intravascular catheter comprises a hypotube structure having an elongate tubular body with a proximal end, a distal end, a hypotube pattern of apertures and solid elements disposed on the distal end of the tubular body, and a hypotube lumen extending between the proximal end and the distal end of the tubular body. The intravascular catheter further comprises an inner polymer liner disposed within the hypotube lumen, the inner polymer liner having a liner lumen. The intravascular catheter further comprises a tie layer intermittently attaching the inner polymer liner to the solid elements of the hypotube structure at least one discrete adhesion region along a length of the distal end of the tubular body.