head mirror

head mir·ror

a circular concave mirror with a hole in its center to look through attached to a head band, used to project a beam of light into a cavity, such as the nose or larynx, for purposes of examination and permitting binocular vision.

head mir·ror

(hed mirŏr)
Circular concave mirror with a hole in its center to look through attached to a head band, used to project a beam of light into a cavity, for examination; permits binocular vision.

head mir·ror

(hed mirŏr)
Circular concave mirror with a hole in its center to look through, attached to a head band, used to project a beam of light into a cavity, such as the mouth, nose or larynx, to examine and permit binocular vision.
References in periodicals archive ?
On to the next patient, who had chronic sinusitis, he advised, "Be sure that CT scan is ordered with image guidance protocol." He proceeded to reminisce about the days when ethomoidectomics were performed with a head mirror and an ultimate knowledge of anatomy.
After the intervention, the other otorhinolaryngology resident handled and cleaned a head mirror without using gloves, although he was not in face-to-face contact with the patient.
The channels have a common head mirror unit, which ensures stabilization accuracy of 0.05-0,10 mrad at all ranges of weapon application;
In homage to the glorious creations from Venice, top designer Andrew Martin, (020 7225 5100 or at www.andrewmartin.co.uk), has conjured up the stunning Venetian Crown Head mirror.
Because of a head mirror's limited ability to make the foreign body visible, a decision was made that it would be appropriate to employ a video-assisted endoscope to provide better magnification.
More successful is the two-faced vertical "portrait" painting Janus, 2005, in which a stylized desert plant rendered in creamy yellow, pink, and acid green also reveals itself as a brushy gestural head contained by a thick, cartoonish black outline; the ambiguous gender of the featureless head mirrors the playful disruption of genre expectations engendered by conflating portrait and landscape.
FLOWER seller Stephen Knox's bowed head mirrored the respect shown throughout the city.
This performance on a hog's head mirrors the performance of the rounds that have the best track record of stopping humans on the street.