gamma probe

gamma probe

a hand-held device, used with a Geiger-Muller tube or scintillation counter, either for detecting radioactive substances in the environment, or for intraoperative use following interstitial injection of a radionuclide, to locate regional lymph nodes by their radioactivity.
See also: gamma.
References in periodicals archive ?
3) The use of intraoperative PTH monitoring or a hand-held gamma probe has expedited the procedure.
The Navigator Gamma Probe has been strongly accepted by surgeons in the United States.
SurgicEye[R], the leading provider of intraoperative soft tissue imaging and navigation solutions, and Eurorad SA (France), is a high technology company specialized in R & D and production of mono and polycrystalline semiconductors for probe detectors and electronic modules, one of the main surgical gamma probe manufacturers announced their cooperation of common activities for 3D radio-guided surgery.
Intraoperatif gamma probe cerrahi sirasinda lezyonlarin bulunmasinda kolaylik saglayabilir (11), (13), (14), (16), (17).
The difference in uranium content from the assay and the downhole gamma probe results in a positive in-balance of 125%, or a disequilibrium factor of 2.
This programme will test the extent of mineralisation around one of the first reconnaissance holes, INCR388, which intersected 11 metres at 1,100 ppm eU3O8 as tested by down hole gamma probe logging, which was announced to the ASX on 17 November last year.
On average it took 6 minutes to detect the nodule with the gamma probe.
The studies used a three-pronged approach for mapping the lymphatic drainage pattern--involving gamma probe detection of radioisotope-labeled colloid, blue dye coloration, and lymphoscintigraphy--that has been validated in sentinel lymph node biopsy studies of breast cancer and melanoma.
The lymphoscintigraphy was performed with a gamma probe after intracervical injection of radioactive technetium-99.
Preoperative lymphoscintigraphy was done in all patients, and a hand-held gamma probe (C-trak; Carewise Medical, Palo Alto, Calif) was used intraoperatively to identify the hot nodes.
The surgeon initially probes externally with the gamma probe confirming potential spots of positive radiation seen on the films from the gamma camera.