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Technical Brief

Flow Simulation of Cardiac Defects to Evaluate Effectiveness of Occlusion Devices1

[+] Author and Article Information
Vaibhavi A. Sonetha

Centre for Research in Nanotechnology and Sciences,
Indian Institute of Technology,
Adi Shankaracharya Marg, IIT Area,
Powai, Mumbai, Maharashtra 400076, India;
Department of Biomedical Engineering,
D. J. Sanghvi College of Engineering,
Suvarna Nagar, Mumbai, Maharashtra 400056, India

Jayesh R. Bellare

Centre for Research in Nanotechnology and Sciences,
Indian Institute of Technology,
Adi Shankaracharya Marg, IIT Area,
Powai, Mumbai, Maharashtra 400076, India;
Department of Chemical Engineering,
Indian Institute of Technology,
Adi Shankaracharya Marg, IIT Area,
Powai, Mumbai, Maharashtra 400076, India

Accepted and presented at the Design of Medical Devices Conference (DMD2014), Minneapolis, MN, April 7-10, 2014. DOI: 10.1115/1.4027066

Manuscript received February 21, 2014; final manuscript received March 3, 2014; published online April 28, 2014. Editor: Arthur G. Erdman.

J. Med. Devices 8(2), 020940 (Apr 28, 2014) (3 pages) Paper No: MED-14-1089; doi: 10.1115/1.4027066 History: Received February 21, 2014; Revised March 03, 2014

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References

Seo, T., Jeong, S. H., Kim, D. H., and Seo, D., 2011, “The Blood Flow Simulations of Human Aortic Arch Model With Major Branches,” 4th International Conference on Biomedical Engineering and Informatics (BMEI), Shanghai, China, October 15–17, pp. 923–926. [CrossRef]
Urquiza, S. A., Blanco, P. J., Venere, M. J., and Feijoo, R. A., 2006, “Multidimensional Modeling for the Carotid Artery Blood Flow,” Comput. Methods Appl. Mech. Eng., 195(33–36), pp. 4002–4017. [CrossRef]
Rittoo, D., Sutherland, G. R., and Shaw, T. R. D., 1993, “Quantification of Left-to-Right Atrial Shunting and Defect Size After Balloon Mitral Commissurotomy Using Biplane Transesophageal Echocardiography, Color Flow Doppler Mapping, and the Principle of Proximal Flow Convergence,” Circulation, 87(5), pp. 1591–1603.

Figures

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Fig. 1

Model of aorta and pulmonary artery (a) without PDA, and (b) with PDA

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Fig. 2

Model of PDA with an occlusion device

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Fig. 3

Model of a heart (a) without ASD—(i) front view, (ii) back view; and (b) with ASD of diameter 10 mm—(i) front view, (ii) top view

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Fig. 4

Pressure in pulmonary artery (a) without PDA, and (b) with PDA

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Fig. 5

Pressure in pulmonary artery after placement of device with a diameter of (a) 5 mm, and (b) 6.4 mm

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Fig. 6

Flow pattern in upper chambers of a heart (a) without ASD, and (b) with ASD of diameter 10 mm ((i) front view; (ii) top view)

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