An elongate medical device and methods for making and using the same. The ferrule has an insertable portion and an external portion, the insertable portion retaining the respective proximal ends of the optical fibers on substantially the same plane with one another, the plane being substantially perpendicular to the longitudinal access of the ferrule. The light source is electrically connected to the first and second electrically conductive terminals. Each wing has two removable dividers forming compartments and collapses as its sides fold inwards.