NEEDLE FOR TAKING SAMPLES Russian patent published in 2012 - IPC A61B17/435 

FIELD: medicine.

SUBSTANCE: group of inventions relates to medicine and can be used for extraction, in particular oocyte, from organism of human patient or animal patient. Vaginal needle for oocyte extraction includes first tubular section, which is in hydrodynamic connection with second tubular section. First tubular section has guide end for penetration into patient's tissue, and second tubular section, which includes tracking end for hydrodynamic connection with means of fluid reception. First tubular section has external diameter, which is smaller than external diameter of second tubular section, and first tubular section has internal diameter, which is smaller than internal diameter of second tubular section. Second tubular section has length for passing vagina and reaching tissue with oocyte. First tubular section has lengthsuitable in application for penetration into said tissue for reaching oocyte, but without penetration of second tubular section into said tissue. Method of taking sample from patient's organism includes introduction of needle for oocyte extraction into area, from which sample is to be extracted, and extraction of sample from patient's organism.

EFFECT: it is possible to extract sample which is located in area in patient's organism which is difficult to access.

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