Browsing by Author "Pérez Antoñanzas, Román"

Now showing items 1-13 of 13

    • A systematic study of restorative crown-materials combinations for dental implants: characterization of mechanical properties under dynamic loads 

      Marimon Serra, Xavier; Cerrolaza Rivas, Miguel; Ferrer Ballester, Miquel; Cantó Navés, Oriol; Cabratosa Termes, Josep; Pérez Antoñanzas, Román (2022-08-07)
      Article
      Open Access
      This study aimed to find the optimum mechanical characteristics of the restorative materials for the manufacture of implant crowns subjected to impact loading when different combinations of materials are used for the inner ...

    • Bioactive macroporous titanium implants highly interconnected 

      Caparrós, Cristina; Ortiz Hernández, Mónica; Molmeneu Trias, Meritxell; Punset Fuste, Miquel; Calero Martínez, José Antonio; Aparicio Badenas, Conrado José; Fernández Fairén, Mariano; Pérez Antoñanzas, Román; Gil Mur, Francisco Javier (Springer, 2016-10-01)
      Article
      Restricted access - publisher's policy
      Covenantee:   AMES / University of Minnesota School of Dentistry / Universitat Internacional de Catalunya
      Intervertebral implants should be designed with low load requirements, high friction coefficient and low elastic modulus in order to avoid the stress shielding effect on bone. Furthermore, the presence of a highly ...

    • Citric acid passivation of titanium dental implants for minimizing bacterial colonization impact 

      Punset Fuste, Miquel; Vilarrasa Sánchez, Javier; Nart Molina, José; Manero Planella, José María; Bosch Canals, Begoña María; Padrós, Roberto; Pérez Antoñanzas, Román; Gil Mur, Javier (Multidisciplinary Digital Publishing Institute (MDPI), 2021-02-12)
      Article
      Open Access
      Covenantee:   Universitat Internacional de Catalunya / Barcelona Dental Institute
      Surface topography and physical-chemical properties usually play a key-role in both osseointegration improvement and bacterial colonization reduction over the surface of dental implants. The aim of this study is to compare ...

    • Double acid etching treatment of dental implants for enhanced biological properties 

      Giner Tarrida, Lluís; Mercade, Montse; Torrent Camarero, Sergi; Punset Fuste, Miquel; Pérez Antoñanzas, Román; Delgado, Luis M.; Gil Mur, Francisco Javier (2018-04)
      Article
      Open Access
      Background: The topographical features on the surface of dental implants have been considered as a critical parameter for enhancing the osseointegration of implants. In this work, we proposed a surface obtained by ...

    • Early short-term postoperative mechanical failures of current ceramic-on-ceramic bearing total hip arthroplasties 

      Fernández Fairén, Mariano; Torres Pérez, Ana; Pérez Antoñanzas, Román; Punset Fuste, Miquel; Molmeneu Trias, Meritxell; Ortiz Hernández, Mónica; Manero Planella, José María; Gil Mur, Javier (Multidisciplinary Digital Publishing Institute (MDPI), 2020-11-24)
      Article
      Open Access
      Covenantee:   Universitat Internacional de Catalunya / Hospital General Universitario Santa Lucía
      Although ceramic-on-ceramic (CoC) bearings have been shown to produce the smallest amount of wear volume in vitro as well as in vivo studies when used for total hip arthroplasties (THA), concerns about the failure of these ...

    • Enhanced osteoconductivity on electrically charged titanium implants treated by physicochemical surface modifications methods 

      Fernández Yagüe, Marc-Antoni; Pérez Antoñanzas, Román; Roa Rovira, Joan Josep; Biggs, Manus; Gil Mur, Francisco Javier; Pegueroles Neyra, Marta (2019-06-01)
      Article
      Open Access
      Biomimetic design is a key tenet of orthopedic device technology, and in particular the development of responsive surfaces that promote ion exchange with interfacing tissues, facilitating the ionic events that occur naturally ...

    • Importance of the roughness and residual stresses of dental implants on fatigue and osseointegration behavior. In vivo study in rabbits 

      Velasco Ortega, E; Monsalve Guil, L; Jimenez Guerra, A; Ortiz Garcia, Ivan; Moreno Muñoz, Jesus; Nuñez Marquez, Enrique; Pegueroles Neyra, Marta; Pérez Antoñanzas, Román; Gil Mur, Francisco Javier (2016-12-01)
      Article
      Restricted access - publisher's policy
      Covenantee:   Universitat Internacional de Catalunya. Facultat d'Odontologia
      This study focuses on the fatigue behavior and bone-implant attachment for the more usual surfaces of the different CP-titanium dental implants. The implants studied were: as-received (CTR), acid etching (AE), spark-anodization ...

    • In vivo osteogenic potential of biomimetic hydroxyapatite/collagen microspheres: Comparison with injectable cement pastes 

      Cuzmar, Erika; Pérez Antoñanzas, Román; Manzanares, Maria Cristina; Ginebra Molins, Maria Pau; Franch, Jordi (2015-07-01)
      Article
      Open Access
      Covenantee:   Tan'guk Taehakkyo / Universitat Autònoma de Barcelona. Departament de Medicina i Cirurgia Animal / Universitat de Barcelona. Departament de Patologia i Terapèutica Experimental
      The osteogenic capacity of biomimetic calcium deficient hydroxyapatite microspheres with and without collagen obtained by emulsification of a calcium phosphate cement paste has been evaluated in an in vivo model, and ...

    • Influence of the elastic modulus on the osseointegration of dental implants 

      Brizuela Velasco, Aritza; Herrero Climent, Mariano; Ríos Carrasco, Elisa; Rios Santos, Jose Vicente; Pérez Antoñanzas, Román; Manero Planella, José María; Gil Mur, Francisco Javier (Multidisciplinary Digital Publishing Institute (MDPI), 2019-01-01)
      Article
      Open Access
      Covenantee:   Universidad de Oviedo / Universidad de Sevilla / Universitat Internacional de Catalunya
      The load transfer from metallic prosthesis to tissue plays an important role in the success of a designed device. From a mechanical behavior point of view, the load transfer will be favored when the elastic modulus between ...

    • Injectable collagen/alpha-tricalcium phosphate cement: collagen-mineral phase interactions and cell response 

      Pérez Antoñanzas, Román; Ginebra Molins, Maria Pau (2013-02)
      Article
      Restricted access - publisher's policy
      Covenantee:   Centro de Investigación Biomédica en Red. Bioingeniería, Biomateriales y Nanomedicina / Center for Research in NanoEngineering (CRNE)
      A bone inspired material was obtained by incorporating collagen in the liquid phase of an a -trical- cium phosphate cement, either in solubilized or in fibrilized form. This material was able to set in situ, giving ...

    • Nanotopological-tailored calcium phosphate cements for the odontogenic stimulation of human dental pulp stem cells through integrin signaling 

      Lee, So-Youn; Yun, Hyung-Mun; Pérez Antoñanzas, Román; Gallinetti, Sara; Ginebra Molins, Maria Pau; Choi, Seong-Jun; Kim, Hae-Won; Kim, Eun-Cheol (2015-01-01)
      Article
      Open Access
      Covenantee:   Tan'guk Taehakkyo
      Calcium phosphate cements (CPCs) are a unique class of inorganic injectables attractive for the repair and regeneration of hard tissues. Tailoring the crystallite properties of CPC, particularly to represent nanotopological ...

    • New processing and applications of collagen containing calcium phosphate cements 

      Pérez Antoñanzas, Román (Universitat Politècnica de Catalunya, 2011-07-22)
      Doctoral thesis
      Open Access
      When bone regeneration is needed, natural bone grafts are widely used. They are the best option since they present the same composition to that of bone, contain living cells with osteogenic potential, growth factors that ...

    • Surface guidance of stem cell behavior: Chemically tailored co-presentation of integrin-binding peptides stimulates osteogenic differentiation in vitro and bone formation in vivo 

      Fraioli, Roberta; Dashnyam, Khandmaa; Kim, Joong-Hyun; Pérez Antoñanzas, Román; Kim, Hae-Won; Gil Mur, Francisco Javier; Ginebra Molins, Maria Pau; Manero Planella, José María; Mas Moruno, Carlos (2016-10-01)
      Article
      Open Access
      Covenantee:   Tan'guk Taehakkyo
      Surface modification stands out as a versatile technique to create instructive biomaterials that are able to actively direct stem cell fate. Chemical functionalization of titanium has been used in this work to stimulate ...