Needleless vial access device

A cannula assembly adapted to pierce a solid or unslit closure is disclosed and includes a blunt cannula and a piercing member held in cooperation with or contained within the flow channel of the cannula. Generally, the piercing member includes a tip capable of piercing an unslit stopper or closure...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: PETER L GRAHAM, STEVEN C. JEPSON, THOMAS E. DUDAR
Format: Patent
Sprache:eng
Schlagworte:
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Beschreibung
Zusammenfassung:A cannula assembly adapted to pierce a solid or unslit closure is disclosed and includes a blunt cannula and a piercing member held in cooperation with or contained within the flow channel of the cannula. Generally, the piercing member includes a tip capable of piercing an unslit stopper or closure and a means to temporarily retain the piercing member from the cannula and prevent inadvertent disengagement of the piercing member from the blunt cannula.