Publications by authors named "Tim Schaller"

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Comprehensive assessment of aortic flow before and after aortic valve replacement in an ex vivo porcine model with four-dimensional flow magnetic resonance imaging.
Hiroyuki Saisho, Maren Friederike Balks, Michael Scharfschwerdt, Tim Schaller, Najla Sadat

Interdiscip Cardiovasc Thorac Surg· March 2025

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Current Status of Measurement Accuracy for Total Hemoglobin Concentration in the Clinical Context.
Elena Stawschenko, Tim Schaller, Benjamin Kern, Berit Bode, Frank Dörries

Biosensors (Basel)· December 2022

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Impact of high-pressure balloon aortic valvuloplasty on the hydrodynamic result after a transcatheter valve-in-valve procedure.
Najla Sadat, Denise Bruhn, Michael Scharfschwerdt, Tim Schaller, Anas Aboud

Catheter Cardiovasc Interv· November 2022

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Impact of different valve-in-valve positions on the hydrodynamic performance of the newest-generation self-expanding transcatheter heart valve.
Najla Sadat, Denise Bruhn, Michael Scharfschwerdt, Tim Schaller, Anas Aboud

Eur J Cardiothorac Surg· October 2022

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Functional performance of 8 small surgical aortic valve bioprostheses: an in vitro study.
Najla Sadat, Michael Scharfschwerdt, Tim Schaller, Anas Aboud, Hiroyuki Saisho

Eur J Cardiothorac Surg· September 2022

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The figure-of-8 aortic valve suturing technique optimizes the effective orifice area of a small aortic annulus-an ex vivo study.
Hiroyuki Saisho, Carina Kuhlmann, Michael Scharfschwerdt, Reuben Jeganathan, Najla Sadat, Tim Schaller

Eur J Cardiothorac Surg· August 2022

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Ex vivo evaluation of the Ozaki procedure in comparison with the native aortic valve and prosthetic valves.
Hiroyuki Saisho, Michael Scharfschwerdt, Tim Schaller, Najla Sadat, Anas Aboud

Interact Cardiovasc Thorac Surg· August 2022

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An ex vivo evaluation of two different suture techniques for the Ozaki aortic neocuspidization procedure.
Hiroyuki Saisho, Michael Scharfschwerdt, Tim Schaller, Jan Christian Reil, Stephan Ensminger

Interact Cardiovasc Thorac Surg· October 2021

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Aortic valve replacement in sheep with a novel trileaflet mechanical heart valve prosthesis without anticoagulation.
Tim Schaller, Michael Scharfschwerdt, Kathrin Schubert, Cornelia Prinz, Ulrich Lembke

JTCVS Open· September 2021

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In vitro 4D Flow MRI evaluation of aortic valve replacements reveals disturbed flow distal to biological but not to mechanical valves.
Thekla H Oechtering, Malte Sieren, Kathrin Schubert, Tim Schaller, Michael Scharfschwerdt

J Card Surg· December 2019

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A novel trileaflet mechanical heart valve: first in vitro results.
Kathrin Schubert, Tim Schaller, Elisabeth Stojenthin, Christian Stephan, Hans-Hinrich Sievers

Interact Cardiovasc Thorac Surg· May 2019

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Novel stent design for transcatheter mitral valve implantation.
Klaas Loger, Saskia Pokorny, Tim Schaller, Irma Haben, Derk Frank

Interact Cardiovasc Thorac Surg· February 2018

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