Latin = stapellos GraySubject = 231
|A. Left stapes. B. Base of stapes, medial surface.|
|Chain of ossicles and their ligaments, seen from the front in a vertical, transverse section of the tympanum.|
|మూస:Middle ear map|
|Bones and muscles in the tympanic cavity in the middle ear|
|Precursor||2nd branchial arch|
కర్ణాంతరాస్థి (stapes) మధ్య చెవిలోని ఒక చిన్న ఎముక. is the stirrup-shaped small bone or ossicle in the middle ear which is attached through the incudostapedial joint to the incus laterally and to the fenestra ovalis, the "oval window", medially. The oval window is adjacent to the vestibule of the inner ear. The stapes is the smallest and lightest bone in the human body. It was described by the professor Giovanni Filippo Ingrassia in 1546 at the University of Naples.