incudostapedial joint

in·cu·do·sta·pe·di·al joint

[TA]
the synovial joint between the lenticular process on the long crus of the incus and the head of the stapes.
References in periodicals archive ?
All residents totally recognized the stapes, long process of the incus, and incudostapedial joint through the endoscopic approach, while 80.
In the meantime, the posterior external ear canal wall was worn thin downward to expose the incudostapedial joint and stapes, and to eliminate the infectious foci in the posterior tympanum.
After exposure of the mastoid cortex and temporal bone, cortical mastoidectomy performed, short process of incus identified; then the posterior tympanotomy done in the triangle between facial nerve, chorda tympani nerve and small piece of bone left near the tip of the short process of incus, the incudostapedial joint identified just below and behind the oval window the round window niche is identified.
Incudostapedial joint separation is the most common ossicular injury and is seen as widening of the joint on CT.
66%) and incudostapedial joint was involved in 2 cases (33.
Disarticulation of the incudostapedial joint and/or incudomalleolar joint may occur, so it is extremely important to carefully examine both joints in order to achieve the best potential outcome for hearing.
There was erosion of the incudostapedial joint and long process of the incus.
Dislocation at the malleoincudal articulation, incudostapedial joint, or both is possible and commonly occurs.
Intraoperative findings among the 8 patients with a radiologically diagnosed ossicular chain anomaly Radiologic finding Intraoperative finding Incudostapedial joint disruption Absent incus long process (n = 2) Deformed malleus Short and anteriorly displaced malleus handle Severely hypoplastic incus Absent incus body and long process Deformed stapes Malformed stapes crus Crowded ossicles and absent Absent malleus, deformed incus, stapes and absent stapes suprastructure Absent incus and stapes Malformed malleus, incus, and stapes suprastructure; adherence of small particles to tympanic membrane Absent stapes Absent stapes suprastructure
In the fourth patient, the long process had been broken during the dislocation of the incudostapedial joint in the original operation, and the procedure had been terminated.
Skinner et al used computer-aided design software to measure the angle of the incudostapedial joint, and they demonstrated that this software is applicable in anatomic measurements.
Once the middle ear mucosa was identified, the facial recess was further opened carefully until the umbo and incudostapedial joint were visualized through the facial recess.