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Transcatheter Valve Implantation in Mitral Annular Calcification During Open Surgery: Extended Collar Technique  Michael Ghosh-Dastidar, MBBS, FRCSCTh,

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Presentation on theme: "Transcatheter Valve Implantation in Mitral Annular Calcification During Open Surgery: Extended Collar Technique  Michael Ghosh-Dastidar, MBBS, FRCSCTh,"— Presentation transcript:

1 Transcatheter Valve Implantation in Mitral Annular Calcification During Open Surgery: Extended Collar Technique  Michael Ghosh-Dastidar, MBBS, FRCSCTh, Vinayak Bapat, MD, FRCSCTh  The Annals of Thoracic Surgery  Volume 104, Issue 3, Pages e303-e305 (September 2017) DOI: /j.athoracsur Copyright © 2017 The Society of Thoracic Surgeons Terms and Conditions

2 Fig 1 Preoperative computed tomography images, (A) coronal and (B) axial, demonstrating severe mitral annular calcification. (C) Intraoperative image of open left atrium with unusual toothpastelike liquid calcium extruding from anterior annulus of mitral valve. The Annals of Thoracic Surgery  , e303-e305DOI: ( /j.athoracsur ) Copyright © 2017 The Society of Thoracic Surgeons Terms and Conditions

3 Fig 2 (A) Wide circular Teflon collar being sutured to the frame of the Lotus valve. (B) Well-seated valve with inner layer of sutures all tied. Extra atrial sutures can be seen in areas where inner annular sutures were suboptimal. The Annals of Thoracic Surgery  , e303-e305DOI: ( /j.athoracsur ) Copyright © 2017 The Society of Thoracic Surgeons Terms and Conditions

4 Fig 3 Depiction of extended collar technique with inner (annular) and additional outer (atrial) anchoring sutures. (LA = left atrium; LV = left ventricle.) The Annals of Thoracic Surgery  , e303-e305DOI: ( /j.athoracsur ) Copyright © 2017 The Society of Thoracic Surgeons Terms and Conditions

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