A positioning device for use with a medical device to assist a user in maintaining the medical device in a desired 3-dimensional orientation, having an anchor for releasably attaching the medical device to the positioning device； a laser for generating an indication of orientation on a surface； an accelerometer for providing an indication of orientation relative to gravity； and a display for providing an indication of said orientation to the user to inform the user to adjust a position of the device relative to the desired position.
