transcatheter aortic valve replacementAn 80-year-old female underwent transfemoral transcatheter aortic valve replacement, during which an outward bending of the transcatheter heart valve's stent frame occurred. Because of the difficulty in fixing the deformation by balloon angioplasty, t...
Balloon valvotomy has been done during pregnancy However, it's not ideal because when the balloon is blocked across the aortic valve, there's no cardiac output for several seconds. Pregnancy can mask heart disease. (Watch for Onset of Cough) McCrindle BW, Blackstone EH, Williams WG, Sittiwa...
To critically review the available transcatheter aortic valve implantation techniques and their results, as well as propose recommendations for their use a... A Vahanian,O Alfieri,N Al-Attar,... - 《European Heart Journal》 被引量: 1829发表: 2008年 A comparison of knowledge and attitudes about...
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in order to finely retain the valve in the neck of the balloon, the neck normally seating against and sealing against loss of gas from the balloon, the passages 17, but being deflected away from the passages 17, when gas pressure is applied via the inflating nozzle I, and (c) an elonga...
Pressure valve is set to operate. This can be expressed as ounces per square inch, pounds per square inch, or inches of water necessary Co open. Column 16. Rubber shock absorber. Fig 7. Only one type has so far been found and this type Is not found on all balloons It is made up...
Sign in to download full-size image Figure 14.12. Pouch inlet stricture treated with both endoscopic balloon dilation (A) and electrocauterization with argon plasma coagulation (B). View chapterExplore book Valve Interventions in the Young Adult With Heart Failure Ralf J. Holzer, ... Ziyad M. ...
functioning valves. Sometimes valves are too narrow or stenotic. A valvuloplasty is a procedure that open a heart valve that is blocked or too narrow. It can also be called valve dilatation or valvotomy. A balloon valvuloplasty uses a balloon on the end of the catheter to perform the ...
Background:The primary objective of this study was to evaluate the initial experience in Germany with the Meril Myval™ (MM) transcatheter heart valve (THV) system for the treatment of severe symptomatic aortic valve stenosis. The MM THV is a novel balloon-expandable valve with an expanded si...
Flow waveform measurements at the aortic valve and left coronary artery level were performed with an ME19PXN and an ME4PXN Transonic flow sensor (Transonic System Inc., Ithaca, NY, USA) connected to a Transonic T402-TB meter. The flow sensors were calibrated by the company for the given ...