aortic valvuloplasty: ozaki procedure · ao valve reconstruction ozaki procedures neoao valve...
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Aortic valvuloplasty: Ozaki Procedure
How do I perform the Ozaki
procedure in children
Pedro J. del Nido, MD
Boston Children’s Hospital
Harvard Medical School
No Disclosures
Case: 16 y/o AS/AR
Results of Ao valve repair in teens (BCH)
2005- 2015
median age 15yrs. (11.5-22yrs.) n=121;
Aortic Valve Reconstruction: The Ozaki Technique
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5
10
15
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45
2012 2013 2014 2015 2016 2017 5/14/18
Ao Valve Reconstruction
Ozaki procedures
NeoAo valve procedures
Leaflet procedures (non-replacement)
Valvotomy/Commissuroplasty
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10
20
30
40
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60
70
80
90
100
2012 2013 2014 2015 2016 2017 5/14/18
Total Aortic Valve procedures
Boston Children’s Experience
Inspection and Resection
Marking Commissures
Sizing Valve Leaflets
Marking Templates
Tissue substitute material
Native aortic leaflet
Pericardium
Billiar et al. J Biomech Eng. 2000 Feb;122(1):23-30
Suturing 1st leaflet
Second leaflet
Single leaflet tear
Suspending Non-coronary Leaflet
Sizing Anterior Leaflet
Final Inspection and Trimming
Post-operative Echo
Root enlargement- Konno and Manougian procedures
