Impact of intraventricular septal fiber orientation on cardiac electromechanical function
Jairo Rodríguez-Padilla
(1)
,
Argyrios Petras
(2)
,
Julie Magat
(3)
,
Jason Bayer
(4)
,
Yann Bihan-Poudec
(3)
,
Dounia El Hamrani
(5, 3)
,
Girish Ramlugun
(5, 3)
,
Aurel Neic
(6)
,
Christoph Augustin
(7, 8)
,
Fanny Vaillant
(3)
,
Marion Constantin
(3)
,
David Benoist
(5)
,
Line Pourtau
(3, 5)
,
Virginie Dubes
(5)
,
Julien Rogier
(5, 3)
,
Louis Labrousse
(9)
,
Olivier Bernus
(5)
,
Bruno Quesson
(10, 3, 5)
,
Michel Haïssaguerre
(5, 11, 3)
,
Matthias Gsell
(6)
,
Gernot Plank
(12, 8)
,
Valéry Ozenne
(13)
,
Edward Vigmond
(14)
1
EPIONE -
E-Patient : Images, données & mOdèles pour la médeciNe numériquE
2 OeAW - Austrian Academy of Sciences
3 IHU-LIRYC
4 CARMEN - Modélisation et calculs pour l'électrophysiologie cardiaque
5 CRCTB - Centre de recherche Cardio-Thoracique de Bordeaux [Bordeaux]
6 Medical University Graz
7 Medical University of Graz
8 BioTechMed-Graz
9 Biologie des maladies cardiovasculaires = Biology of Cardiovascular Diseases
10 IHU Liryc - Institut de rythmologie et modélisation cardiaque [Pessac]
11 Hôpital Haut-Lévêque [CHU Bordeaux]
12 TU Graz - Graz University of Technology [Graz]
13 CRMSB - Centre de résonance magnétique des systèmes biologiques
14 IMB - Institut de Mathématiques de Bordeaux
2 OeAW - Austrian Academy of Sciences
3 IHU-LIRYC
4 CARMEN - Modélisation et calculs pour l'électrophysiologie cardiaque
5 CRCTB - Centre de recherche Cardio-Thoracique de Bordeaux [Bordeaux]
6 Medical University Graz
7 Medical University of Graz
8 BioTechMed-Graz
9 Biologie des maladies cardiovasculaires = Biology of Cardiovascular Diseases
10 IHU Liryc - Institut de rythmologie et modélisation cardiaque [Pessac]
11 Hôpital Haut-Lévêque [CHU Bordeaux]
12 TU Graz - Graz University of Technology [Graz]
13 CRMSB - Centre de résonance magnétique des systèmes biologiques
14 IMB - Institut de Mathématiques de Bordeaux
Jairo Rodríguez-Padilla
- Function : Author
- PersonId : 1199588
- IdHAL : jesus-jairo-rodriguez-padilla
- ORCID : 0000-0002-2013-1898
Argyrios Petras
- Function : Author
- PersonId : 1192909
- ORCID : 0000-0002-3278-620X
Julie Magat
- Function : Author
- PersonId : 740851
- IdHAL : julie-magat
- ORCID : 0000-0002-0967-9625
- IdRef : 147726573
Jason Bayer
- Function : Author
- PersonId : 20362
- IdHAL : jason-bayer
- ORCID : 0000-0003-0269-3499
- IdRef : 228222478
Girish Ramlugun
- Function : Author
- PersonId : 1192910
- ORCID : 0000-0003-1716-3730
Valéry Ozenne
- Function : Author
- PersonId : 1027293
- IdHAL : valery-ozenne
- ORCID : 0000-0002-7883-756X
Abstract
i) A dual-layer organization of fiber orientation in the intraventricular was identified in ex-vivo hearts of large mammalsii) The RV septum has a downwardly directed superficial layer, which is continuous with the moderator band.iii) Electrically, it produced a diamond activation pattern.iv) Electromechanically, little change in pressure volume loops were noticed but stress distribution was altered.v)Fiber distribution derived from diffusion tensor imaging should be considered for an accurate strain and stress analysis.