Tomasz A. Timek
Division of Cardiothoracic Surgery
Spectrum Health
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Treatment of irradiated poststernotomy sternal nonunion with autologous stem cell-impregnated bone matrix and sternal plating.
The Journal of thoracic and cardiovascular surgery Mar, 2010 | Pubmed ID: 20038477
Determinants of evolution and progression of acute ovine ischemic mitral regurgitation.
The Journal of heart valve disease Jul, 2010 | Pubmed ID: 20845887
Another multidisciplinary look at ischemic mitral regurgitation.
Seminars in thoracic and cardiovascular surgery , 2011 | Pubmed ID: 22172360
Conservative management and resolution of iatrogenic type A aortic dissection in a patient with previous cardiac surgery.
The Journal of thoracic and cardiovascular surgery Aug, 2012 | Pubmed ID: 22664177
Invited commentary.
The Annals of thoracic surgery Nov, 2012 | Pubmed ID: 23098930
Hybrid approach to HeartMate II left ventricular assist device exchange.
The Journal of thoracic and cardiovascular surgery Mar, 2013 | Pubmed ID: 23102688
Five-year real world outcomes of GeoForm ring implantation in patients with ischemic mitral regurgitation.
The Journal of thoracic and cardiovascular surgery Nov, 2014 | Pubmed ID: 24685379
Aortic valve replacement in octogenarians with prior cardiac surgery.
The Annals of thoracic surgery Feb, 2015 | Pubmed ID: 25195546
The effect of pulmonary hypertension on ovine tricuspid annular dynamics.
European journal of cardio-thoracic surgery : official journal of the European Association for Cardio-thoracic Surgery Jan, 2016 | Pubmed ID: 25755186
Geometric perturbations in multiheaded papillary tip positions associated with acute ovine ischemic mitral regurgitation.
The Journal of thoracic and cardiovascular surgery Jul, 2015 | Pubmed ID: 25998465
Reply: To PMID 25195546.
The Annals of thoracic surgery Jul, 2015 | Pubmed ID: 26140796
Cellular and Extracellular Matrix Basis for Heterogeneity in Mitral Annular Contraction.
Cardiovascular engineering and technology Jun, 2015 | Pubmed ID: 26195991
Heterogeneity of Mitral Leaflet Matrix Composition and Turnover Correlates with Regional Leaflet Strain.
Cardiovascular engineering and technology Jun, 2015 | Pubmed ID: 26213589
Son of SAM: Left ventricular outflow tract obstruction with coexistent mitral stenosis and hypertrophic cardiomyopathy.
The Journal of thoracic and cardiovascular surgery Apr, 2016 | Pubmed ID: 26790355
The effect of acute mechanical left ventricular unloading on ovine tricuspid annular size and geometry.
Interactive cardiovascular and thoracic surgery May, 2016 | Pubmed ID: 27209530
Ascending beyond the root of the problem: Aortic root replacement with and without hemiarch repair.
The Journal of thoracic and cardiovascular surgery Jun, 2017 | Pubmed ID: 27955913
Dare to double spare?
The Journal of thoracic and cardiovascular surgery May, 2017 | Pubmed ID: 28284371
Large animal model of functional tricuspid regurgitation in pacing induced end-stage heart failure.
Interactive cardiovascular and thoracic surgery Jun, 2017 | Pubmed ID: 28329164
Angel in the Architecture and the Devil in the Details: Comparative Ultrastructure of Degenerative Mitral Valve Disease.
Seminars in thoracic and cardiovascular surgery , 2016 | Pubmed ID: 28417862
The COMMENCE trial: 2-year outcomes with an aortic bioprosthesis with RESILIA tissue.
European journal of cardio-thoracic surgery : official journal of the European Association for Cardio-thoracic Surgery Sep, 2017 | Pubmed ID: 28605428
WITHDRAWN: Single-dose del Nido cardioplegia in minimally invasive aortic valve surgery.
The Journal of thoracic and cardiovascular surgery Jun, 2017 | Pubmed ID: 28712580
Subvalvular repair to improve reductive annuloplasty for severe mitral regurgitation.
The Journal of thoracic and cardiovascular surgery Sep, 2017 | Pubmed ID: 28826153
The "Big Kowalski".
The Journal of thoracic and cardiovascular surgery Nov, 2017 | Pubmed ID: 28863958
Single-dose del Nido Cardioplegia in Minimally Invasive Aortic Valve Surgery.
Seminars in thoracic and cardiovascular surgery Nov, 2017 | Pubmed ID: 29104016
Engineering Analysis of Tricuspid Annular Dynamics in the Beating Ovine Heart.
Annals of biomedical engineering Mar, 2018 | Pubmed ID: 29139013
Go with the flow, but do not get mixed up.
The Journal of thoracic and cardiovascular surgery Apr, 2018 | Pubmed ID: 29395202
Large animal model of acute right ventricular failure with functional tricuspid regurgitation.
International journal of cardiology Aug, 2018 | Pubmed ID: 29776560
Love the root, not the flowers everyone sees.
The Journal of thoracic and cardiovascular surgery Sep, 2018 | Pubmed ID: 29801691
Tricuspid valvular dynamics and 3-dimensional geometry in awake and anesthetized sheep.
The Journal of thoracic and cardiovascular surgery Oct, 2018 | Pubmed ID: 29804662
The Effect of Acute Pulmonary Hypertension on Tricuspid Annular Height, Strain, and Curvature in Sheep.
Cardiovascular engineering and technology Sep, 2018 | Pubmed ID: 29858822
Tricuspid Annular Geometry and Strain After Suture Annuloplasty in Acute Ovine Right Heart Failure.
The Annals of thoracic surgery Dec, 2018 | Pubmed ID: 29958829
Valve repair for mitral despair.
The Journal of thoracic and cardiovascular surgery Oct, 2018 | Pubmed ID: 30248792
A fiduciary marker-based framework to assess heterogeneity and anisotropy of right ventricular epicardial strains in the beating ovine heart.
Journal of biomechanics Oct, 2018 | Pubmed ID: 30292534
Sonomicrometry-derived 3-dimensional geometry of the human tricuspid annulus.
The Journal of thoracic and cardiovascular surgery Apr, 2019 | Pubmed ID: 30392947
Characterization of 3-dimensional papillary muscle displacement in in vivo ovine models of ischemic/functional mitral regurgitation.
The Journal of thoracic and cardiovascular surgery Apr, 2019 | Pubmed ID: 30447965
It's the beans that count.
The Journal of thoracic and cardiovascular surgery Dec, 2018 | Pubmed ID: 30449569
The golden polytetrafluoroethylene parachute.
The Journal of thoracic and cardiovascular surgery Mar, 2019 | Pubmed ID: 30630605
Right ventricular free wall stress after tricuspid valve annuloplasty in acute ovine right heart failure.
The Journal of thoracic and cardiovascular surgery Sep, 2019 | Pubmed ID: 30678877
Impact of tricuspid annular size reduction on right ventricular function, geometry and strain.
European journal of cardio-thoracic surgery : official journal of the European Association for Cardio-thoracic Surgery Jan, 2019 | Pubmed ID: 30698674
Commentary: The life in our years.
The Journal of thoracic and cardiovascular surgery Oct, 2019 | Pubmed ID: 30738598
The devil is everywhere, including the details of the ring.
The Journal of thoracic and cardiovascular surgery May, 2019 | Pubmed ID: 30739779
Commentary: The golden ratio.
The Journal of thoracic and cardiovascular surgery Aug, 2019 | Pubmed ID: 30772042
Sub for SAM: Mitral Subvalvular Interventions in Hypertrophic Cardiomyopathy.
Seminars in thoracic and cardiovascular surgery , 2019 | Pubmed ID: 30796957
Do annuloplasty rings designed to treat ischemic/functional mitral regurgitation alter left-ventricular dimensions in the acutely ischemic ovine heart?
The Journal of thoracic and cardiovascular surgery Oct, 2019 | Pubmed ID: 30803776
Do not despair, and continue to improve repair.
The Journal of thoracic and cardiovascular surgery Aug, 2019 | Pubmed ID: 30948316
Reply.
The Annals of thoracic surgery Sep, 2019 | Pubmed ID: 30951696
Hesitate to approximate?
The Journal of thoracic and cardiovascular surgery Jul, 2019 | Pubmed ID: 31353102
The Effect of Downsizing on the Normal Tricuspid Annulus.
Annals of biomedical engineering Feb, 2020 | Pubmed ID: 31659604
Commentary: Escape valve for the pressures of life.
The Journal of thoracic and cardiovascular surgery Sep, 2020 | Pubmed ID: 31669026
Del Nido cardioplegia in isolated adult coronary artery bypass surgery.
The Journal of thoracic and cardiovascular surgery Dec, 2020 | Pubmed ID: 31706553
The influence of tricuspid annuloplasty prostheses on ovine annular geometry and kinematics.
The Journal of thoracic and cardiovascular surgery Feb, 2021 | Pubmed ID: 31733883
A detailed mechanical and microstructural analysis of ovine tricuspid valve leaflets.
Acta biomaterialia Jan, 2020 | Pubmed ID: 31760220
Commentary: May the force be with you.
The Journal of thoracic and cardiovascular surgery Mar, 2020 | Pubmed ID: 31926714
Effect of variable annular reduction on functional tricuspid regurgitation and right ventricular dynamics in an ovine model of tachycardia-induced cardiomyopathy.
The Journal of thoracic and cardiovascular surgery Apr, 2021 | Pubmed ID: 31926731
Commentary: Gate of success and corridor of failure.
The Journal of thoracic and cardiovascular surgery Jun, 2021 | Pubmed ID: 32063353
Commentary: Be Samwise.
The Journal of thoracic and cardiovascular surgery Aug, 2021 | Pubmed ID: 32147210
Tricuspid Annuloplasty Rings: A Quantitative Comparison of Size, Nonplanar Shape, and Stiffness.
The Annals of thoracic surgery Nov, 2020 | Pubmed ID: 32251659
Commentary: The vortex and the ring.
The Journal of thoracic and cardiovascular surgery Mar, 2022 | Pubmed ID: 32563578
Commentary: The pneumatic para-trouper.
The Journal of thoracic and cardiovascular surgery Apr, 2021 | Pubmed ID: 32660783
Commentary: Clip it, clip it good.
The Journal of thoracic and cardiovascular surgery Nov, 2021 | Pubmed ID: 32690417
Tricuspid Valve Annuloplasty Alters Leaflet Mechanics.
Annals of biomedical engineering Dec, 2020 | Pubmed ID: 32761558
Commentary: In a heart of stone beats a muscle of pure flint.
The Journal of thoracic and cardiovascular surgery May, 2022 | Pubmed ID: 32798026
REPLY: PROPORTIONING OUR BELIEFS TO THE EVIDENCE.
The Journal of thoracic and cardiovascular surgery Jan, 2022 | Pubmed ID: 32896376
Commentary: Long journey and a heavy load.
The Journal of thoracic and cardiovascular surgery Jun, 2021 | Pubmed ID: 32951877
Tricuspid Valve Anterior Leaflet Strains in Ovine Functional Tricuspid Regurgitation.
Seminars in thoracic and cardiovascular surgery Summer, 2021 | Pubmed ID: 32977016
Commentary: Wherever you go, go with all your heart.
The Journal of thoracic and cardiovascular surgery Sep, 2022 | Pubmed ID: 33097211
Commentary: The mitral matrix.
The Journal of thoracic and cardiovascular surgery Mar, 2021 | Pubmed ID: 33127087
Commentary: Doing it and (re)doing it well.
The Journal of thoracic and cardiovascular surgery May, 2022 | Pubmed ID: 33160612
Fibbin' under pressure.
The Journal of thoracic and cardiovascular surgery Mar, 2019 | Pubmed ID: 33198015
The tricuspid valve also maladapts as shown in sheep with biventricular heart failure.
eLife Dec, 2020 | Pubmed ID: 33320094
Right ventricular myocardial mechanics: Multi-modal deformation, microstructure, modeling, and comparison to the left ventricle.
Acta biomaterialia Mar, 2021 | Pubmed ID: 33338654
Commentary: Now you see me, now you don't-the peek-and-boo left ventricular outflow obstruction gradient.
The Journal of thoracic and cardiovascular surgery Dec, 2022 | Pubmed ID: 33551071
Magna ease bioprosthetic aortic valve: mid-term haemodynamic outcomes in 1126 patients.
Interactive cardiovascular and thoracic surgery May, 2021 | Pubmed ID: 33570145
Long-term outcomes of etiology specific annuloplasty ring repair of ischemic mitral regurgitation.
Annals of cardiothoracic surgery Jan, 2021 | Pubmed ID: 33575184
Tricuspid leaflet kinematics after annular size reduction in ovine functional tricuspid regurgitation.
The Journal of thoracic and cardiovascular surgery Dec, 2022 | Pubmed ID: 33685738
Commentary: Light on the long shadow of systolic anterior motion.
The Journal of thoracic and cardiovascular surgery Jan, 2023 | Pubmed ID: 33781597
The effects of a simple optical clearing protocol on the mechanics of collagenous soft tissue.
Journal of biomechanics Jun, 2021 | Pubmed ID: 33905970
Cardiac surgeons' concerns, perceptions, and responses during the COVID-19 pandemic.
Journal of cardiac surgery Sep, 2021 | Pubmed ID: 34118080
Commentary: Whether it's the best of times or the worst of times, it's the only time we've got.
JTCVS open Mar, 2021 | Pubmed ID: 34173550
Del Nido Cardioplegia in Ascending Aortic Surgery.
Seminars in thoracic and cardiovascular surgery Spring, 2023 | Pubmed ID: 34718142
Five-year Outcomes of the COMMENCE Trial Investigating Aortic Valve Replacement with RESILIA Tissue.
The Annals of thoracic surgery Jan, 2022 | Pubmed ID: 35065065
Commentary: Sculpting a heart of stone.
JTCVS techniques Feb, 2022 | Pubmed ID: 35169727
Efficacy of del Nido cardioplegia in adult cardiac procedures with prolonged aortic crossclamp time.
The Journal of thoracic and cardiovascular surgery Apr, 2022 | Pubmed ID: 35660325
Impact of reductive tricuspid ring annuloplasty on right ventricular size, geometry and strain in an ovine model of functional tricuspid regurgitation.
Interactive cardiovascular and thoracic surgery Jul, 2022 | Pubmed ID: 35781336
Commentary: If you start me up…I may never stop?
JTCVS open Sep, 2021 | Pubmed ID: 36003722
Commentary: Reefing the sails and the direction of the wind.
JTCVS open Sep, 2021 | Pubmed ID: 36003737
The impact of thickness heterogeneity on soft tissue biomechanics: a novel measurement technique and a demonstration on heart valve tissue.
Biomechanics and modeling in mechanobiology Oct, 2022 | Pubmed ID: 36284075
Chronic Ovine Model of Right Ventricular Failure and Functional Tricuspid Regurgitation
Boguslaw Gaweda1,2,
Artur Iwasieczko1,2,
Manikantam Gaddam3,4,
Jared D. Bush3,
Brian MacDougal3,
Tomasz A. Timek1
1Division of Cardiothoracic Surgery, Spectrum Health,
2Clinical Department of Cardiac Surgery, Clinical District Hospital no 2, Faculty of Medicine, University of Rzeszow,
3Research Department, Meijer Heart and Vascular Institute at Spectrum Health,
4Department of Urology, Stanford University School of Medicine
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