Zobrazeno 1 - 10
of 80
pro vyhledávání: '"Roman Major"'
Autor:
Roman Major, Maciej Gawlikowski, Marcin Surmiak, Karolina Janiczak, Justyna Więcek, Przemysław Kurtyka, Martin Schwentenwein, Ewa Jasek-Gajda, Magdalena Kopernik, Juergen M. Lackner
Publikováno v:
Applied Sciences, Vol 14, Iss 1, p 383 (2023)
A major medical problem of state-of-the-art heart ventricular assist devices (LVADs) is device-induced thrombus formation due to inadequate blood-flow dynamics generated by the blood pump rotor. The latter is a highly complex device, with difficultie
Externí odkaz:
https://doaj.org/article/f5b66fee3d6b4aed8c51eba45ff19871
Autor:
Roman Major, Maciej Gawlikowski, Hanna Plutecka, Marcin Surmiak, Marcin Kot, Marcin Dyner, Juergen M. Lackner, Boguslaw Major
Publikováno v:
Journal of Materials Science: Materials in Medicine, Vol 32, Iss 9, Pp 1-14 (2021)
Highlights Thin coatings. Biocompatibility. Haemocompatibility. In vio test. Intradermal reactivity. Sub-acute toxicity.
Externí odkaz:
https://doaj.org/article/409818c7802a482096d8e822aab8f404
Autor:
Maciej Gawlikowski, Roman Major, Barbara Mika, Dariusz Komorowski, Karolina Janiczak, Ewaryst Tkacz, Anna Tamulewicz, Natalia Piaseczna
Publikováno v:
Materials, Vol 16, Iss 1, p 38 (2022)
Biomaterials used in cardiosurgical implants and artificial valves that have long-term contact with blood pose a great challenge for researchers due to the induction of thrombogenicity. So far, the assessment of the thrombogenicity of biomaterials ha
Externí odkaz:
https://doaj.org/article/6209cf818b3e4470b3259184f0875034
Autor:
Roman Major, Grażyna Wilczek, Justyna Więcek, Maciej Gawlikowski, Hanna Plutecka, Katarzyna Kasperkiewicz, Marcin Kot, Małgorzata Pomorska, Roman Ostrowski, Magdalena Kopernik
Publikováno v:
Molecules, Vol 27, Iss 17, p 5696 (2022)
The aim of this study was to minimize the risk of life-threatening thromboembolism in the ventricle through the use of a new biomimetic heart valve based on metal–polymer composites. Finite volume element simulations of blood adhesion to the materi
Externí odkaz:
https://doaj.org/article/1b375314fa7e436a853433e0671a5bd4
Autor:
Roman Major, Magdalena Kopernik, Roman Ostrowski, Piotr Wilczek, Amanda Bartkowiak, Karolina Szawiraacz, Grzegorz Lis, Janusz Lekki, Maciej Gawlikowski, Łukasz Major
Publikováno v:
Materials, Vol 15, Iss 7, p 2594 (2022)
The goal of this work was to create a bioactive tissue-based scaffold using multi-disciplinary engineering materials and tissue engineering techniques. Materials & methods: Physical techniques such as direct laser interference lithography and proton
Externí odkaz:
https://doaj.org/article/fa9171e8c6f34b3b922b43592f79da2f
Autor:
Katarzyna Kasperkiewicz, Roman Major, Anna Sypien, Marcin Kot, Marcin Dyner, Łukasz Major, Adam Byrski, Magdalena Kopernik, Juergen M. Lackner
Publikováno v:
Molecules, Vol 26, Iss 11, p 3145 (2021)
The goal of the work was to develop materials dedicated to spine surgery that minimized the potential for infection originating from the transfer of bacteria during long surgeries. The bacteria form biofilms, causing implant loosening, pain and final
Externí odkaz:
https://doaj.org/article/e5cab9d08bdf401ba0de4d91789a4a99
Autor:
Krzysztof Czyż, Marek Strzelec, Jan Marczak, Antoni Rycyk, Antoni Sarzyński, Roman Major, Zbigniew Patron, Karol Jach, Robert Świerczyński, Przemysław Wachulak, Halina Garbacz
Publikováno v:
Biuletyn Wojskowej Akademii Technicznej, Vol 65, Iss 4, Pp 31-53 (2016)
The paper presents the results of research on modern laser micromachining technology based on utilization of the interference field of high energy, pulse laser beams. The influence of radiation polarization on a pattern shape in an interference image
Externí odkaz:
https://doaj.org/article/bd6c4285df0042eb8a4814d6b97d3243
Publikováno v:
Polymers, Vol 12, Iss 12, p 2986 (2020)
Minimizing of the life-threatening thrombo-emboli formation in pulsatile heart assist devices by a new biomimetic heart valve design is presently one of the most important problems in medicine. As part of this work, an original valve structure was pr
Externí odkaz:
https://doaj.org/article/f1431f59b0be4b49a8de4ccc350dac53
Autor:
Gabriela Imbir, Aldona Mzyk, Klaudia Trembecka-Wójciga, Ewa Jasek-Gajda, Hanna Plutecka, Romana Schirhagl, Roman Major
Publikováno v:
Nanomaterials, Vol 10, Iss 5, p 859 (2020)
Surface functionalization of materials to improve their hemocompatibility is a challenging problem in the field of blood-contacting devices and implants. Polyelectrolyte multilayer films (PEMs), which can mimic functions and structure of an extracell
Externí odkaz:
https://doaj.org/article/50eb6dd228be47eeb46bc2057a4931cb
Autor:
Daniel Heim, Martin Wiesinger, Marek Sanak, Roman Major, Marianne Weidenhaupt, Franz Bruckert, Paul Hartmann, Wolfgang Waldhauser, Juergen M. Lackner
Publikováno v:
Journal of Functional Biomaterials, Vol 3, Iss 2, Pp 283-297 (2012)
Biocompatibility improvements for blood contacting materials are of increasing interest for implanted devices and interventional tools. The current study focuses on inorganic (titanium, titanium nitride, titanium oxide) as well as diamond-like carbon
Externí odkaz:
https://doaj.org/article/fc27a0299ea741618318af5d6f86fa2c