Methods, systems, and computer-readable media for remotely submitting content to a website without navigating to the website are provided. The invention relates specifically to a cannula device that is sized for insertion into a patient for diagnosis or treatment in an office-based procedure and that has a securing mechanism that allows a scope or other instrument to be adjusted with respect to the cannula. The spade bit has a cutting edge with a forward protrusion flanked by swept back segments. A locking bar on a zipper enclosing the bag can be used to secure the bag to a locker. The invention includes the method of operating the servo-controller, as well as the apparatus implementing that method. The method determines whether the size of the last fractional pixel position is greater than a fractional threshold.