biopsy needle

Also found in: Dictionary, Thesaurus, Legal, Encyclopedia.


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of an outer cannula and an inner split needle with a longitudinal groove in which tissue is retained when the needle is withdrawn.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 ?
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.
The sample should be removed from the biopsy needle with gentleness, taking care not to stretch or crush the tissue.
3] However, any increase in the prostate biopsy needle calibre could potentially increase pain, bleeding and infection rate.
Minimizing compression, using a blunt-tip biopsy needle (to decrease dead space), and infiltrating the tissue with lidocaine are additional strategies to consider for biopsy of the thin breast.
It has been estimated that the contemporary 18-gauge biopsy needle is only about 36% of the width of the traditional 14-gauge Tru-Cut biopsy needle.
The new 25 gage biopsy needle enabled a single-pass diagnosis of 88 percent (91 percent when including subsequent passes) in suspected tumors of the pancreas when pathologists examined both the histological and cytological yields obtained.
Planning worksheets provided by breast coil or biopsy needle manufacturers are very helpful and help in transferring information from the monitor to the patient's side (Figure 9).
Activation of a foot pedal connected to the simulator software signals initiation of biopsy tissue collection and the location of the TRUS image along with the biopsy needle path are recorded simultaneously.
If a prostate carcinoma is hit with the biopsy needle, there is a danger of spreading the tumor cells.
SAN FRANCISCO -- Cook Medical is pleased to announce the introduction of two bone biopsy products, the Osteo-Site([R])Ratchet[TM] and the Osteo-Site([R]) coaxial bone biopsy needle set, at the Society of Interventional Radiology's (SIR) 37th Annual Scientific Meeting in San Francisco.
The global cancer diagnostics market is segmented as follows: Cancer Diagnostics Market, by Method Tumor Biomarker Tests PSA Tests CTC Tests AFP Tests CA 19-9 CA 125 EGFR HER2 CEA BRCA KRAS ALK Imaging MRI Scan PET Scan CT Scan Mammography Ultrasound Endoscopy Bronchoscopy Colonoscopy Sigmoidoscopy Colposcopy Others Biopsy Bone Marrow Biopsy Needle Biopsy Endoscopic Biopsy Cancer Diagnostics Market, by Application Leukemia Breast Cancer Colorectal Cancer Kidney Liver Lung Ovarian Pancreatic Prostate Cancer Diagnostics Market, by Geography North America Europe Asia-Pacific Rest of the World Download the full report: https://www.