retraction


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Related to retraction: clot retraction

retraction

 [re-trak´shun]
the act of drawing back, or condition of being drawn back.
clot retraction the drawing away of a blood clot from the wall of a vessel, a stage of wound healing caused by contraction of platelets; it is a function of blood platelets that can be tested to assess platelet viability.

re·trac·tion

(rē-trak'shŭn),
1. A shrinking, drawing back, or pulling apart.
2. Posterior movement of teeth, usually with the aid of an orthodontic appliance.
[L. retractio, a drawing back]

retraction

/re·trac·tion/ (-trak´shun) the act of drawing back, or condition of being drawn back.
clot retraction  the drawing away of a blood clot from the wall of a vessel, a stage of wound healing caused by contraction of platelets.

retraction

[ritrak′shən]
Etymology: L, retractare, to draw back
1 the displacement of tissues to expose a part or structure of the body.
2 a distal movement of the teeth.
3 a distal or retrusive position of the teeth, dental arch, or jaw.

retraction

Internal medicine A hollowing of tissue in the neck and intercostal spaces due to negative intrathoracic pressure, a classic sign of severe asthma. See Asthma Surgery The drawing of tissues away from a particular site to open an operative field.

re·trac·tion

(rĕ-trak'shŭn)
1. A shrinking, drawing back, or pulling apart.
2. Posterior movement of teeth, usually with the aid of an orthodontic appliance.
[L. retractio, a drawing back]

retraction,

n posterior movement, removal, or pulling away.

re·trac·tion

(rĕ-trak'shŭn)
1. Posterior movement of teeth, usually with aid of an orthodontic appliance.
2. A shrinking, drawing back, or pulling apart.
[L. retractio, a drawing back]

retraction,

n 1. a drawing or shrinking back; the laying back of tissues to expose a given part.
n 2. distal movement of teeth; a distal or retrusive position of the teeth, dental arch, or jaw.
retraction, gingival,
n laying back of the free gingival tissue to expose the gingival margin area of a preparation by mechanical, chemical, or electrical means.

retraction

the act of drawing back, or condition of being drawn back.

clot retraction
see clot retraction.
References in periodicals archive ?
Chronic eustachian tube dysfunction can lead to retraction of the tympanic membrane and bone erosion.
A Edge retraction is a surface tension driven flow effect that causes the still liquid paint to shrink away from edges as the paint cures.
In the party's retraction mailer, Texas GOP chairman Steve Munisteri apologized to the Democrat, Susan Motley, who is running against former state Rep.
has received notification from Schroders plc of the retraction of the
But the researchers, who had announced the results in January 2014, have now stated in their retraction that their papers had "several critical errors" in their study data.
features automated in-vein retraction that reduces the risk of needle stick injuries and blood exposure.
However, the retraction of the article by Seralini et al.
has launched two products from its new Viewline brand: a new tube retraction system and a new posterior minimally invasive surgical (MIS) instrument set to facilitate exposure, retraction, decompression and disc preparation for MIS TLIF/PLIF/PLF (transforaminal and posterior lumbar interbody fusion and posterolateral fusion) and microdiscectomy procedures.
State-of-the-Art Retraction System Offers a Comprehensive Tube and Retractor Blade Selection for MIS Posterior Access Spine Surgery
The new, innovative packaging for T-Reign Retractable Gear Tethers allows customers to test the retraction force of the Kevlar cord without removing the product from the clam card.
Retraction notices often don't explain why a study is being withdrawn, or they cover up the real reason for pulling a paper, says study coauthor Arturo Casadevall, a microbiologist at Albert Einstein College of Medicine in New York City and editor of the journal mBio.
3M[TM] ESPE[TM] announces the 3M[TM] ESPE[TM] Retraction Capsule, the first gingival retraction system that delivers astringent retraction paste using common composite dispensers.