Hearing remains the only human sense that can be restored if damaged. Thus, cochlear implants and other implantable hearing mechanisms have become more prevalent solutions to modern-day hearing trauma, making it imperative for clinicians to gain expertise on the subject. This text will provide hearing professionals -- who are oftentimes ignorant of the fundamental indications for and benefits of hearing devices -- with the knowledge necessary to wholly understand these implantable mechanisms so that they can incorporate them into their practices.