Optical and laser powered systems for surgical and medical use comprising laser sources, diode lasers, optical fibers, catheters, cannulas, handpieces, namely, pen-shaped instruments for manually controlling delivery of laser energy, and aspirators; laser sources for medical and surgical use; diode lasers for surgical and medical use; optical fiber cables for medical and surgical use; medical and surgical guiding devices and components, namely, catheters, aspirators, cannulas, handpieces, nam...