Tetanus is caused by an infection with the bacterium Clostridium tetani, which is commonly found in soil, saliva, dust, and manure. The bacteria generally enter through a break in the skin such as a cut or puncture wound by a contaminated object.
Confidence votes 20.9K. Types of ear surgery include stapedectomy, tympanoplasty, myringotomy and ear tube surgery, ear surgery to repair a perforated eardrum, cochlear implants, and tumor removal.  Minor edit? Save Cancel.
A stapedectomy is ear surgery that can be done to treat hearing loss caused by a problem called otosclerosis. Otosclerosis causes a buildup of bone around the stapes (stirrup bone). The buildup of bone keeps the stapes from moving normally, resulting in a type of hearing loss called conductive hearing loss.