How to calculate the main aortic graft-diameter for a chimney-graft

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How to calculate the main aortic graft-diameter for a chimney-graft. / Kölbel, Tilo; Carpenter, Sebastian W; Taraz, Anusch; Taraz, Martin; Larena-Avellaneda, Axel; Debus, Eike S.

in: J CARDIOVASC SURG, Jahrgang 57, Nr. 1, 02.2016, S. 66-71.

Publikationen: SCORING: Beitrag in Fachzeitschrift/ZeitungSCORING: ZeitschriftenaufsatzForschungBegutachtung

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@article{9bb62b28d3c740a1875f26b074426ccf,
title = "How to calculate the main aortic graft-diameter for a chimney-graft",
abstract = "BACKGROUND: The aim of this paper was to present a mathematical model to calculate the required main aortic graft-diameter for parallel chimney-grafts.METHODS: Geometric approximation model, developed to allow for a standardized calculation of the main aortic graft-diameter determined by the aortic diameter and the diameter of the chimney-graft.RESULTS: We propose a mathematical formula using circular segments of the aorta and the chimney-graft and provide a table with recommended main aortic graft-diameters for single chimney-grafts of 6 and 8 mm.CONCLUSION: Geometric approximation can be used to calculate the required main aortic graft-diameter. For parallel running chimney-grafts a significant degree of oversizing is necessary to allow the main aortic body to surround the chimney and to prevent the occurrence of gutters, which may cause type-1 endoleaks.",
keywords = "Angiography, Digital Subtraction, Aortic Aneurysm, Abdominal/diagnostic imaging, Blood Vessel Prosthesis, Blood Vessel Prosthesis Implantation/adverse effects, Endoleak/prevention & control, Humans, Mathematics, Models, Anatomic, Risk Factors, Stents, Treatment Outcome, Vascular Patency",
author = "Tilo K{\"o}lbel and Carpenter, {Sebastian W} and Anusch Taraz and Martin Taraz and Axel Larena-Avellaneda and Debus, {Eike S}",
year = "2016",
month = feb,
language = "English",
volume = "57",
pages = "66--71",
journal = "J CARDIOVASC SURG",
issn = "0021-9509",
publisher = "Edizioni Minerva Medica S.p.A.",
number = "1",

}

RIS

TY - JOUR

T1 - How to calculate the main aortic graft-diameter for a chimney-graft

AU - Kölbel, Tilo

AU - Carpenter, Sebastian W

AU - Taraz, Anusch

AU - Taraz, Martin

AU - Larena-Avellaneda, Axel

AU - Debus, Eike S

PY - 2016/2

Y1 - 2016/2

N2 - BACKGROUND: The aim of this paper was to present a mathematical model to calculate the required main aortic graft-diameter for parallel chimney-grafts.METHODS: Geometric approximation model, developed to allow for a standardized calculation of the main aortic graft-diameter determined by the aortic diameter and the diameter of the chimney-graft.RESULTS: We propose a mathematical formula using circular segments of the aorta and the chimney-graft and provide a table with recommended main aortic graft-diameters for single chimney-grafts of 6 and 8 mm.CONCLUSION: Geometric approximation can be used to calculate the required main aortic graft-diameter. For parallel running chimney-grafts a significant degree of oversizing is necessary to allow the main aortic body to surround the chimney and to prevent the occurrence of gutters, which may cause type-1 endoleaks.

AB - BACKGROUND: The aim of this paper was to present a mathematical model to calculate the required main aortic graft-diameter for parallel chimney-grafts.METHODS: Geometric approximation model, developed to allow for a standardized calculation of the main aortic graft-diameter determined by the aortic diameter and the diameter of the chimney-graft.RESULTS: We propose a mathematical formula using circular segments of the aorta and the chimney-graft and provide a table with recommended main aortic graft-diameters for single chimney-grafts of 6 and 8 mm.CONCLUSION: Geometric approximation can be used to calculate the required main aortic graft-diameter. For parallel running chimney-grafts a significant degree of oversizing is necessary to allow the main aortic body to surround the chimney and to prevent the occurrence of gutters, which may cause type-1 endoleaks.

KW - Angiography, Digital Subtraction

KW - Aortic Aneurysm, Abdominal/diagnostic imaging

KW - Blood Vessel Prosthesis

KW - Blood Vessel Prosthesis Implantation/adverse effects

KW - Endoleak/prevention & control

KW - Humans

KW - Mathematics

KW - Models, Anatomic

KW - Risk Factors

KW - Stents

KW - Treatment Outcome

KW - Vascular Patency

M3 - SCORING: Journal article

C2 - 26771729

VL - 57

SP - 66

EP - 71

JO - J CARDIOVASC SURG

JF - J CARDIOVASC SURG

SN - 0021-9509

IS - 1

ER -