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An earwire is a bow of wire, looped to fasten an earring to a pierced ear. It is generally made of precious metal or hypoallergenic surgical steel. Earwires are available commercially, as jewelry findings, but some jewelers make their own. Earwires and similar forms can be made with simple wire wrap techniques. There are a variety of both ...
Intraoperative X-ray of a humerus fixated by Kirschner wires. Kirschner wires or K-wires or pins are sterilized, sharpened, smooth stainless steel pins. Introduced in 1909 by Martin Kirschner, the wires are now widely used in orthopedics and other types of medical and veterinary surgery.
SAE 316 and SAE 316L stainless steel, also referred to as marine grade stainless, is a chromium, nickel, molybdenum alloy of steel that exhibits relatively good strength and corrosion resistance. 316L is the low carbon version of 316 stainless steel. [2] 316L in particular is biocompatible when produced to ASTM F138 / F139. [3]
Non-surgical devices are ideal for children, who may not be old enough for implantation surgery or who have temporary conductive hearing loss caused by glue ear or ear infections. [ 19 ] There are various ways to attach non-surgical bone conduction devices to the skin, including headbands , adhesives [ 20 ] and bone conduction glasses. [ 13 ]
There is a thin wire attached to the receiver and speaker that sits inside the ear canal. Some of these can look invisible or nearly so. In-the-ear (ITE) : These hearing aids are usually custom ...
Two pins are used for the mono headphone signal and two pins for the unbalanced microphone signal. The 4-pin XLR connector is also commonly used on amateur radio microphones, but transferring unbalanced audio instead, and using the 4th pin (with the common ground) for a push-to-talk (PTT) circuit activated by a button on the microphone.