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Ann Thorac Surg 2007;84:1006
© 2007 The Society of Thoracic Surgeons

New Technology

Invited commentary

James I. Fann, MD

Department of Cardiothoracic Surgery, Stanford University Medical Center, Falk Cardiovascular Research Center, 300 Pasteur Dr, Stanford, CA 94305-5247

(Email: jfann@stanford.edu).

The first 20% of the full text of this article appears below.

To evaluate aortic insufficiency in the setting of aortic root dilation, Gogbashian and colleagues [1] at the Brigham and Women’s Hospital have developed an elegant animal model; in so doing they propose an innovative and intuitive method to address the problem of aortic insufficiency. The adjustable aortic ring permits a calibrated adjustment based on pressure, flow, and echocardiographic feedback. Precise adjustment is mandatory because over-adjustment or under-adjustment would lead to failure of such an approach. Implied in this study is the potential to use this model to study chronic aortic insufficiency and aortic . . . [Full Text of this Article]


Related Article

Correction of Aortic Insufficiency With an External Adjustable Prosthetic Aortic Ring
Andrew Gogbashian, Ravi K. Ghanta, Ramanan Umakanthan, Aravind T. Rangaraj, Rita G. Laurence, John A. Fox, Lawrence H. Cohn, and Frederick Y. Chen
Ann. Thorac. Surg. 2007 84: 1001-1005. [Abstract] [Full Text] [PDF]





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