spiral valve
noun
: a series of crescentic folds of mucous membrane somewhat spirally arranged on the interior of the gallbladder and continuing into the cystic duct
called also valve of Heister
Cite this Entry
“Spiral valve.” Merriam-Webster.com Medical Dictionary, Merriam-Webster, https://www.merriam-webster.com/medical/spiral%20valve. Accessed 3 Dec. 2025.
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