Zobrazeno 1 - 10
of 143
pro vyhledávání: '"Ludger Keilig"'
Autor:
Ahmad Aboelfadl, Ludger Keilig, Kamal Ebeid, Mohamed Abdel Moniem Ahmed, Ingy Nouh, Ashraf Refaie, Christoph Bourauel
Publikováno v:
BMC Oral Health, Vol 24, Iss 1, Pp 1-12 (2024)
Abstract Background The aim of this study is to evaluate the biomechanical behavior of the mesial and distal off-axial extensions of implant-retained prostheses in the posterior maxilla with different prosthetic materials using finite element analysi
Externí odkaz:
https://doaj.org/article/a1d2402b4c224af8adb1dda4a414b14e
Publikováno v:
BMC Oral Health, Vol 24, Iss 1, Pp 1-9 (2024)
Abstract Background While conventional threaded implants (TI) have proven to be effective for replacing missing teeth, they have certain limitations in terms of diameter, length, and emergence profile when compared to customised root analogue implant
Externí odkaz:
https://doaj.org/article/b1f2969aa5074e00880779120b7eefb8
Autor:
Ludger Keilig, Anna Fittgen, Helen Schneider, Rafet Sifa, Jörg Schwarze, Christoph Bourauel, Anna Konermann
Publikováno v:
Journal of Clinical Medicine, Vol 13, Iss 8, p 2298 (2024)
Background: The attainment of precise posterior occlusion alignment necessitates a deeper understanding of the clinical efficacy of aligner therapy. This study aims to determine whether the treatment goals defined in the virtual planning of aligner t
Externí odkaz:
https://doaj.org/article/2205df4b4a184c7b9f8dee4690488b39
Autor:
Ludger Keilig, Lena Brieskorn, Jörg Schwarze, Werner Schupp, Christoph Bourauel, Anna Konermann
Publikováno v:
Journal of Clinical Medicine, Vol 13, Iss 5, p 1267 (2024)
Objectives: Aligners are an effective and esthetic orthodontic treatment option for permanent and mixed dentition. There are only a few studies dealing with the effectiveness of orovestibular tooth movement using aligners and applying adequate examin
Externí odkaz:
https://doaj.org/article/0031ee33a05f45a8b6d82e24349dacab
Publikováno v:
Dental Press Journal of Orthodontics, Vol 27, Iss 3 (2022)
ABSTRACT Objective: To evaluate, in-vitro, the change in crown inclination that occurs during orthodontic leveling and alignment using different archwire-bracket-ligation combinations. Materials and Methods: Four archwire types were tested: (1) 0.012
Externí odkaz:
https://doaj.org/article/a4d7daa19b494b04a93593718090adb6
Autor:
Tarek M. Elshazly, Ludger Keilig, Yasmine Alkabani, Ahmed Ghoneima, Moosa Abuzayda, Wael Talaat, Sameh Talaat, Christoph P. Bourauel
Publikováno v:
Frontiers in Materials, Vol 8 (2022)
Objectives: To investigate and quantify forces generated by three-dimensional-printed aligners made of shape memory polymers (four-dimensional [4D] aligner).Methods: Clear X v1.1 material was used in this study. On a custom-made typodont model, corre
Externí odkaz:
https://doaj.org/article/de911955b0154650bdeca72b438fe37d
Autor:
Anna Kirschner, Samuel David, Giulia Brunello, Ludger Keilig, Dieter Drescher, Christoph Bourauel, Kathrin Becker
Publikováno v:
Applied Sciences, Vol 12, Iss 12, p 6195 (2022)
Guided implant placement has been shown to be more accurate than free-handed insertion. Still, implant position deviations occur and could possibly pose risks. Thus, there is a quest to identify factors that might impair the accuracy of implantation
Externí odkaz:
https://doaj.org/article/e7a745301b914aa1b547385bc361b13b
Autor:
Lena Wepner, Harald Andreas Färber, Andreas Jaensch, Anna Weber, Florian Heuser, Ludger Keilig, Lamia Singer, Christoph Peter Bourauel
Publikováno v:
Materials, Vol 14, Iss 12, p 3402 (2021)
Various orthodontic wire compositions and configurations are present on the market for removable appliances; however, there have still been only few studies focusing on the effect of resin color and additives such as glitter on corrosion of metallic
Externí odkaz:
https://doaj.org/article/d083944e16fd48d88cb5f47b361ca51d
Autor:
Spyridon N. Papageorgiou, Ludger Keilig, Vaska Vandevska-Radunovic, Theodore Eliades, Christoph Bourauel
Publikováno v:
Progress in Orthodontics, Vol 18, Iss 1, Pp 1-8 (2017)
Abstract Background Torque of the maxillary incisors is crucial to occlusal relationship and esthetics and can be influenced by many factors. The aim of this study was to assess the relative influence of the material of the orthodontic appliance (adh
Externí odkaz:
https://doaj.org/article/ed406f8b958e49e2932478ec5a78017e
Autor:
Tarek M. Elshazly, Ludger Keilig, Yasmine Alkabani, Ahmed Ghoneima, Moosa Abuzayda, Sameh Talaat, Christoph P. Bourauel
Publikováno v:
Dentistry Journal, Vol 9, Iss 3, p 31 (2021)
As an innovative approach to overcome the rate-limiting staging of conventional aligners, using shape memory polymers (SMPs) as aligners’ materials was investigated in this in vitro study. The ability of SMPs to shape recover and consequently move
Externí odkaz:
https://doaj.org/article/839a707b79484b9fae8464ffb010ea0a