headgear

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head·gear

(hed'gēr),
A removable extraoral appliance used as a source of traction to apply force to the teeth and jaws.

headgear

(hĕd′gîr′)
n.
An orthodontic brace extending around the head from one side of the mouth to the other, used to reposition the teeth or to restrict the growth of the upper jaw.

headgear

[hed′gēr]
a harnesslike device fitting over the top of the head, back of the head, or both, serving as a source of resistance for extraoral anchorage for an orthodontic appliance. Also called headcap.

headgear

A generic term for a device worn on the head to minimise the effect of external forces.

head·gear

(hed'gēr)
Removable extraoral appliance used to apply force to teeth and jaws.

headgear,

n the apparatus encircling the head or neck and providing attachment for an intraoral appliance in use of extraoral anchorage.
headgear, radiologic,
n a device that is used to protect the head from injury by radiation.
References in periodicals archive ?
Their head-wear changed with the availability of trade goods, and their dependence upon turbans during the hunt offered shade and some protection from overhanging branches.
This includes all EXB-8205, EXB-8505, EXB-8205XL and EXB-8505XL 8mm drives, and follows 30 months of in-house head-wear testing, beginning in the last quarter of 1992.
In the Exabyte lab environment, ongoing head-wear tests involved a bank of half-high 8mm tape drives operating for more than 21 hours a day.
The tests resulted in a very low cumulative head-wear rate of 0.
Each type of head-wear fits a Nano or Shuffle with the wires un-noticeably tucked inside so are there no wires hanging below the head.
To see all of iSoundCap's innovative head-wear visit http://www.