The blue spike in the cannula is used for needleless access of a single–dose vial

Helps create moist wound environment

MonoFlo™ anti-reflux valve automatically closes when bag is tilted

Stoma Opening: 1-9/16" Pre-Cut

provide a fully integrated system designed to satisfy all your flushing needs

Stoma Hole Cutter, 1 5/8", Each Peak Flow Meters and Supplies The blue spike in theNu Hope Laboratories Inc Stoma Hole Cutter Tool with Center Clean Out Hole 1 5 8", Sharp Steel Blade, Clear Plastic Handle No awkward cutting with scissors. It cuts consistently and accurately. It cuts easily with minimum pressure, only hand pressure is required. Clear plastic handle allows you to see where to cut. It is meant to cut through gelatinous substance only not paper or plastic. Nu Hope can resharpen old cutter blade too.