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Doreen Richardt, MD, Bence Bucsky, MD, Efstratios I

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Presentation on theme: "Doreen Richardt, MD, Bence Bucsky, MD, Efstratios I"— Presentation transcript:

1 A Novel Rigid Annuloplasty Ring for Aortic Valve Reconstruction: An In Vitro Investigation 
Doreen Richardt, MD, Bence Bucsky, MD, Efstratios I. Charitos, MD, Hans-Hinrich Sievers, MD, Michael Scharfschwerdt, PhD  The Annals of Thoracic Surgery  Volume 97, Issue 3, Pages (March 2014) DOI: /j.athoracsur Copyright © 2014 The Society of Thoracic Surgeons Terms and Conditions

2 Fig 1 Scheme of the pulsatile flow simulator. (P = pressure sensors; Q = ultrasonic flow probe.) Reproduced from Scharfschwerdt M, Misfeld M, Sievers HH. The influence of a nonlinear resistance element upon in vitro aortic pressure tracings and aortic valve motions. ASAIO J 2004;50:498–502 [16], with permission. The Annals of Thoracic Surgery  , DOI: ( /j.athoracsur ) Copyright © 2014 The Society of Thoracic Surgeons Terms and Conditions

3 Fig 2 (A) Preparation of the aortic root, (B) incision below the commissures, and (C) dilatation of the annulus by a rhombus-shaped patch through the interleaflet triangle and the annulus (arrow). The Annals of Thoracic Surgery  , DOI: ( /j.athoracsur ) Copyright © 2014 The Society of Thoracic Surgeons Terms and Conditions

4 Fig 3 The rigid ring device with a soft Dacron layer in the upper portion used for suturing. (arrow = conduction triangle.) The Annals of Thoracic Surgery  , DOI: ( /j.athoracsur ) Copyright © 2014 The Society of Thoracic Surgeons Terms and Conditions

5 Fig 4 The rigid annuloplasty ring sutured into the opened left ventricular outflow tract, with the arrow showing the conduction triangle of the ring being placed in the triangle between the right and noncoronary leaflet. (x = patch for dilatation.) The Annals of Thoracic Surgery  , DOI: ( /j.athoracsur ) Copyright © 2014 The Society of Thoracic Surgeons Terms and Conditions

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