How big is a bone marrow biopsy needle?

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Specializes in L & D.

Quick question from a nursing student...

On our homework is a question asking how big biopsy needles are... I'm not sure where we're suppose to get this information since it's not in the reading. I thought my best hope was to go to the people who would know!

Thanks,

Beth

Jamshedi needle is the one that is usually used, length is 100 mm for the adult, and 50 mm for a child.

Hope that this helps.

:)

Jamshedi needle is the one that is usually used, length is 100 mm for the adult, and 50 mm for a child.

Hope that this helps.

:) Yes, A bone marrow needle is aprox. that big. I just discovererd that you were asking about a bone marrow spesificly...

I have had that much biopsy myselves, and wanted to tell that it depends where on the body y have to take that biopsy..When I took severeals biopsies in my breast, they used different zises, from a little needle supervised by ultrasound, to the needle zice that was as a bone marrow look a like! The most part of the breast is fat, and they couldnt understand that it was so mutch hurting!!! I also had to take mammographi with that needle in my breast, and fainted severel times, because of hurting, and of course of my tention...Well it wasnt bone marrow, but I will never never tell a patient that biopsy doesnt hurt....:stone

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