dilator


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dilator

 [di-la´ter]
a structure (muscle) that dilates, or an instrument used to dilate.

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

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.

dilator

Therapeutics A device used to stretch/enlarge an opening or tubular structure–eg, esophagus, to allow the passage of food. See Bougienage.

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.

dilator

Any instrument used to widen or enlarge an opening, orifice or passage. Dilators are extensively used in surgery.

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.

di·la·tor

(dī'lā-tŏr)
See: dilatator.
References in periodicals archive ?
Average dilator sizes and circumferences * Size Circumference Extra small 1/2 in; 13 mm Extra small plus 11/16 in; 18 mm Small 7/8 in; 22 mm Small plus 1 in; 25 mm Medium 1 1/8 in; 29 mm Medium plus 1 1/4 in; 32 mm Large 1 3/8 in; 35 mm Large plus 1 5/8 in; 38 mm * Based on Syracuse Medical Devices, Inc.
There are several dilatation methods available, including Amplatz polyurethane serial dilators (ASDs), metallic telescopic dilators as described by Alken, and balloon dilators.
Initially, there were 5 failures (needle knife, 3 and PEG, 2) caused by organ rupture (2) and inability to push OTW balloon dilator into the primary puncture (3).
Medical-grade Silent Snooz Dilators are designed to ease--if not eliminate--both the immediate and the peripheral discomfort for those affected by snoring and snorers.
The nasal dilator functions by increasing the area of the nasal passages, therefore decreasing resistance to airflow during nasal breathing.
Most of them would probably not be offered surgery at that point, but they could be given psychological counseling and dilators for when they feel ready to use them," she said in an interview.
Wash dilator with soap and water prior to insertion.
As the radio-opaque metallic tip is seen emerging from the ureteric dilator, the guide wire is removed, leaving the J stent in optimal position.
The external nasal dilator strips (ENDS) used in the present study are commercially available on the market in Brazil (ClearPassage[R], Brazil) in two different adult sizes: large (for adults with a large nose) and small (for adults with a small or medium-sized nose).
3 December 2009 - US medical devices maker The Spectranetics Corporation (NASDAQ: SPNC) said today it has received 510(k) clearance from the US Food and Drug Administration (FDA) for its VisiSheath Dilator Sheath device.
Drug-free and homeopathic, Silent Snooz is a one-size-fits-all, V-shape nasal dilator with oval ends that fits comfortably onto the base of the nose.
Normally, the diameter of the upper airway increases during inhalation and decreases during exhalation, The changes in upper airway diameter during respiration is thought to primarily result from increased activation (during inhalation) and decreased activation (during exhalation) of pharyngeal dilator muscles such as the geniohyoid, sternohyoid, genioglossus, and stylopharyngeus muscles.