[HTML][HTML] A brief review of bio-tribology in cardiovascular devices

D **, and anatomical studies
E Bock, P Antunes, T Leao, B Uebelhart… - Artificial …, 2011 - Wiley Online Library
An implantable centrifugal blood pump has been developed with original features for a left
ventricular assist device. This pump is part of a multicenter and international study with the …

Biofunctionalization of surfaces to minimize undesirable effects in cardiovascular assistance devices

RCL de Sa, AJP de Andrade, VR Antunes… - Artificial …, 2024 - Wiley Online Library
Background The reactivity of blood with non‐endothelial surface is a challenge for long‐term
Ventricular Assist Devices development, usually made with pure titanium, which despite of …

Geometric optimization of a step bearing for a hydrodynamically levitated centrifugal blood pump for the reduction of hemolysis

R Kosaka, T Yada, M Nishida, O Maruyama… - Artificial …, 2013 - Wiley Online Library
A hydrodynamically levitated centrifugal blood pump with a semi‐open impeller has been
developed for mechanical circulatory assistance. However, a narrow bearing gap has the …

A new model of centrifugal blood pump for cardiopulmonary bypass: design improvement, performance, and hemolysis tests

J Leme, J Fonseca, E Bock, C da Silva… - Artificial …, 2011 - Wiley Online Library
A new model of blood pump for cardiopulmonary bypass (CPB) application has been
developed and evaluated in our laboratories. Inside the pump housing is a spiral impeller …

Specification of supervisory control systems for ventricular assist devices

ACM Cavalheiro, DJ Santos Fo, A Andrade… - Artificial …, 2011 - Wiley Online Library
One of the most important recent improvements in cardiology is the use of ventricular assist
devices (VADs) to help patients with severe heart diseases, especially when they are …

Apical aortic blood pump preclinical assessment for long‐term use: Durability test and stator topology to reduce wear in the bearing system

BU da Silva, JWG da Fonseca, EB Leal… - Artificial …, 2020 - Wiley Online Library
This study presents an assessment for long‐term use of the apical aortic blood pump
(AABP), focusing on wear reduction in the bearing system. AABP is a centrifugal left ventricle …

Laser-Treated surfaces for VADs: from inert titanium to potential biofunctional materials

E Bock, W Pfleging, D Tada, E Macedo, N Premazzi… - BME …, 2022 - spj.science.org
Objective. Laser-treated surfaces for ventricular assist devices. Impact Statement. This work
has scientific impact since it proposes a biofunctional surface created with laser processing …