biopsy needle


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needle

 [ne´d'l]
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of an outer cannula and an inner split needle with a longitudinal groove in which tissue is retained when the needle is withdrawn.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.

bi·op·sy nee·dle

a hollow needle used to obtain a core of tissue for histologic study.

biopsy needle

A thin (“skinny”) needle passed percutaneously into an organ, often liver and kidney, to obtain tissue for evaluation by light microscopy.

biopsy needle

Surgery A thin–'skinny' needle passed percutaneously into an organ, often liver and kidney to obtain tissue for evaluation by light microscopy
References in periodicals archive ?
Under CT guidance biopsy needle was slowly advanced till the core of the lesion has been reached with subsequent confirmation on the limited CT scan (Fig 2).
Care should be taken to avoid unnecessary tissue damage as the specimen is removed from the biopsy needle and the specimen should be placed immediately into a fixative solution, usually 10% neutral buffered formalin[63] or sterile saline.
When the biopsy needle is not present in the breast, the operator or assisting technologist can apply manual pres sure to minimize bleeding at the biopsy site.
Comparison of the Raja and the Abram's pleural biopsy needle in patients with pleural effusion.
Care must be taken to keep the biopsy needle parallel to the chest wall, which can be difficult when working with an unfixed breast.
The subject of this call for quotations is the supply of core tissue biopsy needles, 18g x 25cm.
Contract award notice: delivery of materials to the thickness biopsy needle with the lease of the camera, the supply of needles for biopsy guns and nets for breast reconstruction (dfzp-aj-271-50 / 2016).
Coucher's ingeniously simple and inexpensive device allows for adjustable and precise biopsy needle excursions without utilizing an "adjustable-firing-depth" biopsy device, allowing licensing companies the opportunity for deeper penetration into the global $200 million core-tissue biopsy market.
Under the terms of the agreement, Kendall, a leader in the estimated $12 million bone biopsy needle market, will purchase safety bone marrow biopsy needles from SHPI subject to specified minimum purchase requirements.
Sygmed's flagship product is Robolite, a computerized stereotactic biopsy system, operating on a mammography X-ray machine, which automatically brings the biopsy needle to the exact location for the biopsy.
Larry has both sales and distribution skills and has developed additional products such as the single-handed prostate biopsy needle, which has been licensed to Medical Dynamics, Denver Colorado.