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 change in shape will not affect hearing. Although the earsâ folds and convolutions do serve to concentrate and localize sound waves, routine surgery to pin back or reshape ears will not produce a noticeable change in hearing. Ear surgery can offer a real emotional boost, in addition to its cosmetic benefits.