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  2. Cone of light - Wikipedia

    en.wikipedia.org/wiki/Cone_of_Light

    The cone of light, or light reflex, is a visible phenomenon which occurs upon examination of the tympanic membrane with an otoscope. [1] Shining light on the tympanic membrane causes a cone-shaped reflection of light to appear in the anterior inferior quadrant.

  3. Otoscope - Wikipedia

    en.wikipedia.org/wiki/Otoscope

    An otoscope enables viewing and examination of the ear canal and tympanic membrane (eardrum). [2] As the eardrum is the border between the external ear canal and the middle ear, its characteristics can indicate various diseases of the middle ear space.

  4. List of instruments used in otorhinolaryngology, head and ...

    en.wikipedia.org/wiki/List_of_instruments_used...

    Otoscope/Auriscope: to examine the external auditory canal and ear drum; used during aural toileting, removal of wax, myringotomy, stapedectomy and to dilate the stenosis of canal Mouth gag - •Doyen's mouth gag: to keep the mouth open, mostly operate the mouth •Boyle Davis mouth gag

  5. Tympanometry - Wikipedia

    en.wikipedia.org/wiki/Tympanometry

    After an otoscopy (examination of the ear with an otoscope) to ensure that the path to the eardrum is clear and there is no perforation, the test is performed by inserting the tympanometer probe in the ear canal. The instrument changes the pressure in the ear, generates a pure tone, and measures the eardrum responses to the sound at different ...

  6. HEENT examination - Wikipedia

    en.wikipedia.org/wiki/HEENT_examination

    Tests specific to HEENT examination Eyes: eye examination and acuity (including ophthalmoscope) Ears: hearing examination and evaluation of tympanic membrane (TM) (otoscope used in evaluation of ears, nose, and mouth) A neurological examination is usually considered separate from the HEENT evaluation, although there can be some overlap in some ...

  7. Hearing test - Wikipedia

    en.wikipedia.org/wiki/Hearing_test

    Ear examination [ edit ] Prior to the hearing test, the ears of the patient are usually examined with an otoscope to make sure they are free of wax, that the eardrum is intact, the ears are not infected, and the middle ear is free of fluid (indicating middle ear infection).

  8. Eardrum - Wikipedia

    en.wikipedia.org/wiki/Eardrum

    Examination [ edit ] When the eardrum is illuminated during a medical examination , a cone of light radiates from the tip of the malleus to the periphery in the anteroinferior quadrant, this is what is known clinically as 5 o'clock.

  9. Valsalva maneuver - Wikipedia

    en.wikipedia.org/wiki/Valsalva_maneuver

    A man performs the Valsalva maneuver while his ear is examined with an otoscope. [ edit on Wikidata ] The Valsalva maneuver is performed by a forceful attempt of exhalation against a closed airway, usually done by closing one's mouth and pinching one's nose shut while expelling air, as if blowing up a balloon.

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