Abstract: Disclosed herein is a laser fiber surrounded by tubular package, the tubular package having a plurality of sections along a length of the tubular package, each of the plurality of sections connected to an adjacent section by a circumferential tear line, each of the plurality of sections including a length marking.

Abstract: Disclosed herein is a medical device projection system. The medical device projection system includes a first medical device outside of a sterile field, the first medical device having a user control interface including a plurality of parameters. The medical device projection system further includes a projector within the sterile field, the projector in communication with the first medical device and configured to project a mixed reality visual representation of the user control interface on a surface.