fine needle

noun

Medical Definition of fine needle

: a long thin hollow needle with a narrow bore used especially to obtain samples by fine needle aspiration also : a solid hairlike needle used in acupuncture

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“Fine needle.” Merriam-Webster.com Medical Dictionary, Merriam-Webster, https://www.merriam-webster.com/medical/fine%20needle. Accessed 28 Sep. 2020.

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