The first (X-shaped) pericardial suture.
Part of:
Ivanov I, Mitev D, Filipov R, Parvanov P (2023) Right-sided luxation of the heart caused by blunt traumatic pericardial rupture. Folia Medica 65(2): 331-335.
https://doi.org/10.3897/folmed.65.e78431