Results 51 to 60 of about 20,363 (253)
A chronological history of heart valve prostheses to offer perspectives of their limitations
Frontiers in Bioengineering and BiotechnologyProsthetic heart valves (PHV) have been studied for around 70 years. They are the best alternative to save the life of patients with cardiac valve diseases. However, current PHVs may still cause significant disadvantages to patients.
Raquel Ahnert Aguiar Evangelista +3 more
doaj +1 more source
Клінічна хірургія, 2020 Objective. To investigate a combined impact of iron hydroxide (III) on the anemia level after prosthesis of mitral and aortal valves in accordance to the blood-preserving technology in conditions of artificial blood circulation. Materials and methods.
B. M. Gumenyuk
doaj +1 more source
Pathogens, 2022 Background. Campylobacter fetus rarely causes gastrointestinal diseases but shows an affinity for the endovascular epithelium. Methods. We describe a case of C.
Karolina Dobrović +3 more
doaj +1 more source
Sculpting the Future of Bone: The Evolution of Absorbable Materials in Orthopedics
Advanced Materials, EarlyView.This review summarizes the current status of polymeric, ceramic, and metallic absorbable materials in orthopedic applications, and highlights several innovative strategies designed to enhance mechanical performance, control degradation, and promote bioactivity. We also discuss the progress and translational potential of absorbable materials in treating
Zhao Wang +13 more
wiley +1 more source
Materials and System Design for Self‐Decision Bioelectronic Systems
Advanced Materials, EarlyView.This review highlights how self‐decision bioelectronic systems integrate sensing, computation, and therapy into autonomous, closed‐loop platforms that continuously monitor and treat diseases, marking a major step toward intelligent, self‐regulating healthcare technologies.
Qiankun Zeng +9 more
wiley +1 more source
Degenerative processes in bioprosthetic mitral valves in juvenile pigs
Journal of Cardiothoracic Surgery, 2011 Background Glutaraldehyde-treated bioprosthetic heart valves are commonly used for replacement of diseased heart valves. However, calcification and wear limit their durability, and the development of new and improved bioprosthetic valve designs is needed
Pedersen Torben B +4 more
doaj +1 more source
Imaging of Bioprosthetic Valve Dysfunction after Transcatheter Aortic Valve Implantation
Diagnostics, 2023 Transcatheter aortic valve implantation (TAVI) has become the standard of care in elderly high-risk patients with symptomatic severe aortic stenosis. Recently, TAVI has been increasingly performed in younger-, intermediate- and lower-risk populations ...
Louhai Alwan +7 more
doaj +1 more source
Role of Echocardiography Before Transcatheter Aortic Valve Implantation (TAVI) [PDF]
, 2016 Aortic stenosis (AS) is the most common primary valve disorder in the elderly with an increasing prevalence; transcatheter aortic valve implantation (TAVI) has become an accepted alternative to surgical aortic valve replacement (AVR) in the high risk or ...
Badiani, S, Bhattacharyya, S, Lloyd, G
core +1 more source
Recent Advances in Variable‐Stiffness Robotic Systems Enabled by Phase‐Change Materials
Advanced Robotics Research, EarlyView.Phase‐change materials (PCMs), such as shape memory alloys, hydrogels, shape memory polymers, liquid crystal elastomers, and low‐melting‐point alloys, are driving advancements in stiffness‐tunable robotic systems across a wide range of applications. This review highlights recent progress in PCM‐enabled robotics, focusing on their underlying mechanisms,
Sukrit Gaira +5 more
wiley +1 more source
Brazilian Journal of Cardiovascular Surgery, 1993 Dezessete pacientes portadores de doença da valva aórtica associada a alterações estruturais do anel aórtico foram submetidos a implante de bioprótese aórtica "stentless" (Biocór): 8 pacientes eram portadores de endocardite bacteriana, sendo 3 em valva ...
Bayard Gontijo Filho +7 more
doaj