نتایج جستجو برای: bone substitute

تعداد نتایج: 323812  

Journal: :Folia morphologica 2006
S Dietze T Bayerlein P Proff A Hoffmann T Gedrange

The ultrastructure, fundamental chemistry, and processing modes of fully synthetic bone grafting materials are relevant to the reconstruction of osseous defects. Rapid progress in the profitable market of biomaterials has led to the development of various bone substitutes. Despite all these efforts, an ideal and full substitute of autologous bone is not yet in sight. With regard to anorganic ca...

2010
Kunio Ishikawa

Although blockor granular-type sintered hydroxyapatite are known to show excellent tissue responses and good osteoconductivity, apatite powder elicits inflammatory response. For the fabrication of hydroxyapatite block or granules, sintering is commonly employed. However, the inorganic component of bone and tooth is not high crystalline hydroxyapatite but low crystalline B-type carbonate apatite...

Journal: :Antimicrobial agents and chemotherapy 2016
D Pförringer A Obermeier M Kiokekli H Büchner S Vogt A Stemberger R Burgkart M Lucke

Substitution of bones is a well-established, necessary procedure to treat bone defects in trauma and orthopedic surgeries. For prevention or treatment of perioperative infection, the implantation of resorbable bone substitute materials carrying antibiotics is a necessary treatment. In this study, we investigated the newly formulated calcium-based resorbable bone substitute materials containing ...

Journal: :Acta biomaterialia 2012
Patrick Hänseler Ui-Won Jung Ronald E Jung Kyoung-Hee Choi Kyoo-Sung Cho Christoph H F Hämmerle Franz E Weber

Bone morphogenetic proteins (BMP), in particular BMP-2, are the growth factors primarily responsible for osteoinduction. A knowledge of interactions between bone substitute materials and growth factor variants is crucial to designing bone substitutes with an ideal release profile. Here we compare glycosylated and non-glycosylated recombinant human bone morphogenetic protein-2 (rhBMP-2) either i...

Journal: :The Kobe journal of medical sciences 2007
Hiroshi Masago Yasuyuki Shibuya Sachiko Munemoto Junichiro Takeuchi Masahiro Umeda Takahide Komori Yoshinori Kuboki

Alveolar ridge augmentation with beta-tricalcium phosphate (beta-TCP) granules, calcium phosphate cement (CPC) powder and web form of titanium fibers (TW) added to Platelet-Rich-Plasma (PRP) was histologically observed for 5 months by the experiments using the maxilla of rabbits. As a result, TW was thus found to promote the rapid bone development within a period of less than 5 months, because ...

Journal: :Annali dell'Istituto superiore di sanita 2012
Deborah Meleo Rossella Bedini Raffaella Pecci Francesca Mangione Luciano Pacifici

In recent years, bone tissue regeneration studies have led to a deeper knowledge of chemical and structural features of the best biomaterials to be used as replacements for lost bone structures, with the autologus bone still today the only graft material able to ostegenerate, osteinduct and/or osteoconduct. The difficulties of the small available amount of autologus bone, together with morbidit...

2017
Silvio Valdec Pavla Pasic Alex Soltermann Daniel Thoma Bernd Stadlinger Martin Rücker

INTRODUCTION Ridge preservation can be performed with autologous bone, alloplastic bone substitute material or a combination of both. Dentin is similar to bone in its chemical composition. In its use as bone substitute material, it undergoes a remodelling process and transforms to bone. The presented case report introduces a technique in which the extraction socket is augmented with autologous,...

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