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a sharp instrument used for suturing, for puncturing, or for the guiding of ligatures.
aneurysm needle a blunt-pointed, curved needle with the eye at the point; used for passing ligatures around aneurysms or vessels.
aspirating needle a long, hollow needle for removing fluid from a cavity.
atraumatic needle an eyeless surgical needle with the suture attached to a hollow end.
biopsy needle a hollow needle with an inner needle that detaches tissue for biopsy and brings it to the surface of its lumen; types include the Menghini and Silverman needles. See also needle biopsy.
cataract needle one used in removing a cataract.
discission needle a special form of cataract needle.
fine needle a very thin, highly flexible steel needle with a narrow inner core used to cannulate very small bile ducts to perform transhepatic cholangiography (fine needle transhepatic cholangiography).
Hagedorn's needle a form of flat suture needle.
hypodermic needle a hollow, sharp-pointed needle to be attached to a hypodermic syringe for injection of solutions.
knife needle a slender knife with a needle-like point, used in ophthalmic operations.
ligature needle a long-handled, slender steel needle having an eye in its curved end, used for passing a ligature underneath an artery.
Menghini needle a needle for liver biopsy, not requiring rotation to cut loose the tissue specimen.
Reverdin's needle a surgical needle with an eye that can be opened and closed by means of a slide.
scalp vein needle a short rigid needle with flexible wings on each side; used to infuse IV fluids for short periods of time, in patients with small veins or in children.
Silverman needle a biopsy needle for taking tissue specimens, consisting of an outer cannula and an inner split needle with a longitudinal groove in which tissue is retained when the needle is withdrawn.
skinny needle fine needle.
spatula needle a minute needle with a flat or slightly curved concave surface that does not cut or pierce.
stop needle one with a shoulder that prevents too deep penetration.
swaged needle a needle with no eye, having suture attached to a hollow end.
Miller-Keane Encyclopedia and Dictionary of Medicine, Nursing, and Allied Health, Seventh Edition. © 2003 by Saunders, an imprint of Elsevier, Inc. All rights reserved.