A cochlear implant is an electronic device that restores partial hearing to individuals with severe to profound hearing loss who do not benefit from a conventional hearing aid. It is surgically implanted in the inner ear and activated by a device worn outside the ear.
Full Answer. There are three other common types of pillows including queen-size, king-size, and euro-size. The dimensions of a queen-sized pillow are 20 inches wide and 30 inches long. A king-sized pillow is 20 inches wide and 36 inches long, and requires a king-sized pillowcase.
The added length of queen size pillows allows it to fit perfectly on a queen size bed. Two queen-sized pillows are used on a queen size bed. King size pillows measure 20 by 36 inches and are used on both standard king size beds and California king beds. Two pillows are used and the extended length means the pillows fit the mattres s exactly.