The picture of the new cochlear implant in this article shows a square piece that is to be implanted deeply into the inner ear. “Square peg in a round hole” was my response. Why doesn’t the probe have a more rounded shape?
Yvonne Lyerla Sonoma, Calif.
Only the slender shaft attached to the square piece goes into the inner ear
.—P. Weiss
From the Nature Index
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