A method and system including a head mounted display for displaying information to a user when performing a medical procedure is described. A user wearing the head mounted display device can view objects, while simultaneously receiving and displaying feedback information on a procedure being performed. Text and graphical information is presented in a position on the head mounted display so that the object or a part of an object out of the line of sight appears in the same location and with the same shape, size and orientation as if the object or part of an object were visible to the user.