dilator

(redirected from tent dilator)
Also found in: Dictionary, Thesaurus, Encyclopedia.

dilator

 [di-la´ter]
a structure (muscle) that dilates, or an instrument used to dilate.
Miller-Keane Encyclopedia and Dictionary of Medicine, Nursing, and Allied Health, Seventh Edition. © 2003 by Saunders, an imprint of Elsevier, Inc. All rights reserved.

di·la·tor

(dī'lā-tŏr), This abridgment of dilatator is not correct Latin and is not recognized in TA.
1. An instrument designed to enlarge a hollow structure or opening.
See also: bougie.
2. A muscle that pulls open an orifice.
See also: bougie.
3. A substance that causes dilation or enlargement of an opening or the lumen of a hollow structure.
See also: bougie.
Synonym(s): dilatator
Farlex Partner Medical Dictionary © Farlex 2012

dilator

(dī-lā′tər, dī′lā′-, dĭ-lā′-)
n.
1. A muscle that dilates a body part, such as a blood vessel or the pupil of the eye.
2. An instrument that dilates a body part, such as a cavity, canal, or orifice.
The American Heritage® Medical Dictionary Copyright © 2007, 2004 by Houghton Mifflin Company. Published by Houghton Mifflin Company. All rights reserved.

dilator

Therapeutics A device used to stretch/enlarge an opening or tubular structure–eg, esophagus, to allow the passage of food. See Bougienage.
McGraw-Hill Concise Dictionary of Modern Medicine. © 2002 by The McGraw-Hill Companies, Inc.

di·la·tor

(dī'lā-tŏr)
1. An instrument designed for enlarging a hollow structure or opening.
2. A muscle that pulls open an orifice.
3. A substance that causes dilation or enlargement of an opening or the lumen of a hollow structure.
Medical Dictionary for the Health Professions and Nursing © Farlex 2012

dilator

Any instrument used to widen or enlarge an opening, orifice or passage. Dilators are extensively used in surgery.
Collins Dictionary of Medicine © Robert M. Youngson 2004, 2005

dilator

  1. a muscle whose contraction opens an aperture or orifice; an example is the dilator muscle of the eye.
  2. a drug whose effect is the expansion of a structure.
Collins Dictionary of Biology, 3rd ed. © W. G. Hale, V. A. Saunders, J. P. Margham 2005

di·la·tor

(dī'lā-tŏr)
See: dilatator.
Medical Dictionary for the Dental Professions © Farlex 2012