Zobrazeno 1 - 10
of 27
pro vyhledávání: '"Roman Madeja"'
Autor:
Josef Hlinka, Kamila Dostalova, Kristina Cabanova, Roman Madeja, Karel Frydrysek, Jan Koutecky, Zuzana Rybkova, Katerina Malachova, Osamu Umezawa
Publikováno v:
Materials, Vol 16, Iss 2, p 632 (2023)
Anodization coloring of titanium tools or implants is one of the common methods for the differentiation of each application by its size or type. Commercial purity titanium grade 4 plates (50 × 20 × 0.1 mm) were tested to obtain their electrochemica
Externí odkaz:
https://doaj.org/article/4d9339ffe1704f11a8ddf971229e5e48
Autor:
Karel Frydrýšek, Ondřej Skoupý, Ivan Mrkvica, Aneta Slaninková, Jiří Kratochvíl, Tibor Jurga, Miroslav Vlk, Pavel Krpec, Roman Madeja, Miroslav Havlíček, Dana Stančeková, Jana Pometlová, Josef Hlinka
Publikováno v:
Applied Sciences, Vol 12, Iss 24, p 12523 (2022)
The topic of the article concerns the mechanics of machining plastics and their machined surface. This article deals with measurements and their stochastic (probabilistic) evaluation of the force and moment loading of the machine tools and workpiece.
Externí odkaz:
https://doaj.org/article/e7f7f3aedb2b4cb49d9bad13f1b4f98a
Autor:
Kateřina Vlčková, Karel Frydrýšek, Vojtěch Bajtek, Jiří Demel, Leopold Pleva, Miroslav Havlíček, Jana Pometlová, Roman Madeja, Jiří Kratochvíl, Pavel Krpec, Paweł Osemlak, Kristina Čabanová, Eva Olšovská, Jana Vaculová
Publikováno v:
Applied Sciences, Vol 12, Iss 19, p 9615 (2022)
This paper evaluates the various approaches to strength and stiffness analysis of fracture osteosynthesis using a headless Herbert screw. The problem has been extensively addressed using several scientific approaches, namely the analytical approach,
Externí odkaz:
https://doaj.org/article/7a3630f656154a079c3b3c7229b05b6f
Autor:
Karel Frydrýšek, Tomáš Halo, Daniel Čepica, Vojtěch Machalla, Kateřina Šimečková, Ondřej Skoupý, Roman Madeja, Miroslav Havlíček, Kamila Dostálová, Antonín Trefil, Leopold Pleva, Zuzana Murčinkova, Pavel Krpec, Josef Hlinka
Publikováno v:
Applied Sciences, Vol 12, Iss 15, p 7470 (2022)
This article focuses on a type of surgical implant used in orthopaedics and traumatology—cannulated femoral nails. Femoral nails are used in medical treatment for purposes of osteosynthesis, i.e., when treating various types of complicated fracture
Externí odkaz:
https://doaj.org/article/55c6070b19054b9b936c979d0805da71
Autor:
František Sejda, Karel Frydrýšek, Leopold Pleva, Martin Pompach, Josef Hlinka, Marek Sadílek, Zuzana Murčinková, Pavel Krpec, Miroslav Havlíček, Roman Madeja, Jana Pometlová, Oldřich Učeň, Kamila Dostálová
Publikováno v:
Applied Sciences, Vol 12, Iss 10, p 5265 (2022)
The presented article investigates the biomechanics of the calcaneal nail C-NAILTM by numerical calculations and, partially, experimentally. This nail is widely used in trauma and orthopaedics. A numerical model of implants directly interacting with
Externí odkaz:
https://doaj.org/article/523f246f60e141c4a2730464d73fe403
Autor:
Karel Frydrýšek, Daniel Čepica, Tomáš Halo, Ondřej Skoupý, Leopold Pleva, Roman Madeja, Jana Pometlová, Monika Losertová, Jan Koutecký, Pavel Michal, Vojtěch Havlas, Šimon Kraus, Dominik Ďurica, Kateřina Peterek Dědková, Marek Pagáč, Pavel Krpec, Paweł Osemlak
Publikováno v:
Applied Sciences, Vol 12, Iss 2, p 614 (2022)
Limb asymmetry can, and often does, cause various health problems. Blount bone staples (clips) are used to correct such uneven growth. This article analyzes the performance of a biomechanical staple during bone (tibia) growth arrest. The staples cons
Externí odkaz:
https://doaj.org/article/a855c7cabcfd49a0adfcff4e16e339ec
Autor:
Karel Frydrýšek, Milan Šír, Leopold Pleva, Jiří Szeliga, Jan Stránský, Daniel Čepica, Jiří Kratochvíl, Jan Koutecký, Roman Madeja, Kateřina Peterek Dědková, Dana Stančeková
Publikováno v:
Applied Sciences, Vol 12, Iss 3, p 1015 (2022)
This paper represents a multidisciplinary approach to biomechanics (medicine engineering and mathematics) in the field of collum femoris fractures, i.e., of osteosyntheses with femoral/cancellous screws with full or cannulated cross-sections. It pres
Externí odkaz:
https://doaj.org/article/43ec758df1964aa8b93a928dcc7ebc51
Autor:
Josef Hlinka, Kamila Dostalova, Katerina Peterek Dedkova, Roman Madeja, Karel Frydrysek, Jan Koutecky, Pavel Sova, Timothy E. L. Douglas
Publikováno v:
Metals, Vol 12, Iss 1, p 60 (2021)
Nickel-based austenitic stainless steels are still common for manufacture of implants intended for acute hard tissue reinforcement or stabilization, but the risk of negative reactions due to soluble nickel-rich corrosion products must be considered s
Externí odkaz:
https://doaj.org/article/c0b73a33cafb4089bf471aeb1bb6b50c
Autor:
Jana Pometlová, Roman Madeja, Jiří Demel, Renata Ječmínková, Václav Procházka, Miroslav Kitka, Leopold Pleva
Publikováno v:
Medicina, Vol 57, Iss 8, p 790 (2021)
Background: The standard ATLS protocol calls for chest drain insertion in patients with hemothorax before performing further diagnostic steps. However, if trauma-induced thoracic aortic rupture is the underlying cause, such drainage can lead to massi
Externí odkaz:
https://doaj.org/article/2ca587623e5348f6bf5983bf7d75b291
Autor:
Karel Frydrýšek, Šárka Michenková, Leopold Pleva, Jan Koutecký, Jiří Fries, Kateřina Peterek Dědková, Roman Madeja, Antonín Trefil, Pavel Krpec, Tomáš Halo, Leopold Hrabovský, Lubor Bialy, Roland Jančo, Jiří Pokorný
Publikováno v:
Applied Sciences, Vol 11, Iss 12, p 5616 (2021)
This article deals with a new original analytical solution of deformation, force and stress states in wood screw joints up to the limit values of pulling out/breaking the screw. The screws are under tension. The wood-to-screw interaction is effective
Externí odkaz:
https://doaj.org/article/3b94cfef26c2496eab4aea6e1263d18b