First Mechanical Heart Valve Keeps Tickin' 38 Years Later - Adam's Heart Valve Surgery Blog
New Generation Artificial Heart Implanted in Patient at Duke – First in U.S. | Duke University School of Medicine
References in Antithrombotic management of patients with prosthetic heart valves: current evidence and future trends - The Lancet
Made in Portland: the world's first artificial heart valve, Sept. 21, 1960 - oregonlive.com
Materials and manufacturing perspectives in engineering heart valves: a review - ScienceDirect
How artificial heart valve is made - material, making, history, used, processing, parts, components, steps, History
Creating world's first mechanical heart valve – Orange County Register
Aortic valve replacement in sheep with a novel trileaflet mechanical heart valve prosthesis without anticoagulation - ScienceDirect
50th Anniversary of the World's First Total Artificial Heart - Texas Heart Institute
Charles A. Hufnagel - Wikipedia
Artificial heart valve - Wikipedia
The First Artificial Heart, 30 Years Later | University of Utah Health
heart valve | anatomy | Britannica
Mechanical Heart Valves - History
First Mechanical Heart Valve Keeps Tickin' 38 Years Later - Adam's Heart Valve Surgery Blog
Mechanical heart valves: 50 years of evolution - The Annals of Thoracic Surgery
Prosthetic Heart Valves | Circulation
Heart Valve Replacement: Which Type Is Best for You? – Cleveland Clinic
Artificial heart valve - Wikiwand
50th Anniversary of the World's First Total Artificial Heart - Texas Heart Institute
Frontiers | Biomaterials in Valvular Heart Diseases | Bioengineering and Biotechnology
Artificial heart valve - Wikiwand
Cardiovascular Medicine - The evolution of surgical valves
Cardiovascular Medicine - The evolution of surgical valves
Mechanical Heart Valves - Types: Ball Valves
Open Pivot Mechanical Heart Valve
How to Build an Artificial Heart | The New Yorker
