: a flexible tube that is used especially for withdrawing gastric juice from the stomach for analysis and that has a syringe at the upper end and an attachment with a slot at the end passing into the stomach
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“Rehfuss tube.” Merriam-Webster.com Medical Dictionary, Merriam-Webster, https://www.merriam-webster.com/medical/Rehfuss%20tube. Accessed 7 Jul. 2026.
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