Why is the umbilicus concave? A histological and three-dimensional anatomical study revealing the "umbilical sheath".

Saved in:
Bibliographic Details
Title: Why is the umbilicus concave? A histological and three-dimensional anatomical study revealing the "umbilical sheath".
Authors: Muro S; Department of Clinical Anatomy, Graduate School of Medical and Dental Sciences, Institute of Science Tokyo, 1-5-45 Yushima, Bunkyo-ku, Tokyo, 113-8510, Japan. muro.fana@tmd.ac.jp., Tanioka T; Department of Gastrointestinal Surgery, Institute of Science Tokyo, Tokyo, Japan., Hirano N; Department of Clinical Anatomy, Graduate School of Medical and Dental Sciences, Institute of Science Tokyo, 1-5-45 Yushima, Bunkyo-ku, Tokyo, 113-8510, Japan., Liu T; Department of Clinical Anatomy, Graduate School of Medical and Dental Sciences, Institute of Science Tokyo, 1-5-45 Yushima, Bunkyo-ku, Tokyo, 113-8510, Japan., Nimura A; Department of Functional Joint Anatomy, Biomedical Engineering Laboratory, Institute of Industry Incubation, Institute of Science Tokyo, Tokyo, Japan., Kinugasa Y; Department of Gastrointestinal Surgery, Institute of Science Tokyo, Tokyo, Japan., Akita K; Department of Clinical Anatomy, Graduate School of Medical and Dental Sciences, Institute of Science Tokyo, 1-5-45 Yushima, Bunkyo-ku, Tokyo, 113-8510, Japan.
Source: Anatomical science international [Anat Sci Int] 2026 Jun 18. Date of Electronic Publication: 2026 Jun 18.
Publication Type: Journal Article
Journal Info: Publisher: Springer Japan Country of Publication: Japan NLM ID: 101154140 Publication Model: Print-Electronic Cited Medium: Internet ISSN: 1447-073X (Electronic) Linking ISSN: 1447073X NLM ISO Abbreviation: Anat Sci Int Subsets: MEDLINE
Database: MEDLINE Ultimate
Description
ISSN:1447-073X
DOI:10.1007/s12565-026-00950-w