applanation tonometer


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Related to applanation tonometer: tonometry, Schiotz tonometer

ap·pla·na·tion to·nom·e·ter

an instrument for determining ocular tension by application of a small, flat disk to the cornea.

ap·pla·na·tion to·nom·e·ter

(ap'lă-nā'shŭn tō-nom'ĕ-tĕr)
An instrument for determining ocular tension by application of a small, flat disc to the cornea.

applanation tonometer

A device for measuring intraocular pressure (IOP) indirectly. The IOP depends on the amount of pressure that is required to flatten a section of the cornea.
Synonym: applanometer
See also: tonometer

tonometer

an instrument for measuring tension or pressure, especially intraocular pressure.
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Principles of the tonometer. By permission from Guyton R, Hall JE, Textbook of Medical Physiology, Saunders, 2000

applanation tonometer
measures the force required to flatten or applanate an area of cornea. Includes the MacKay-Marg, Halberg, Dräger and Goldmann tonometers.
indentation tonometer
measures the pressure required to indent the cornea; includes the Schiotz and pneumatonograph.
References in periodicals archive ?
The company's 'Tonometry Zone' will display the new Pulsair Desktop, the space-saving wall-mounted Pulsair intelliPuff, and for the Slit Lamp, the Keeler Applanation Tonometer.
Windsor-based instrument manufacturer, Keeler has launched its first Applanation Tonometer (KAT) which has been developed to rival the Goldmann.
Glaucoma set, Snellen chart/ snellen drum with or without remote control, Applanation tonometer, Trail set with trail frame both
There are a number of devices available to measure IOP, but the slitlamp mounted Goldmann applanation tonometer remains the reference standard by which all new tonometers are compared.
21(18)Goldmann Applanation Tonometer (Hg Streit Model)
A spokesman for the group said: "The referral refinement criteria, based on intraocular pressure alone has been revised from 24 mm Hg or above, to 22 mm Hg or above, measured on two separate occasions, with the Goldmann/Perkins applanation tonometer.