NEWS-Dental, Oral

Alloplastic substitution of the temporomandibular joint (german)

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Alloplastischer Kiefergelenkersatz bei rheumatoider Erkrankung ZM 17/2017, online Die rheumatoide Arthritis ist eine Autoimmunerkrankung und kann im klinischen Verlauf von mildem Gelenkdiskomfort mit kurzer Dauer bis hin zu einer chronischen, stark schmerzenden Polyarthritis mit groben Missbildungen der Gelenke variieren. Patienten im Endstadium einer rheumatoiden Arthritis eignen sich zur chirurgischen Rekonstruktion des Kiefergelenks, um wieder eine …

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Biphosphonates affect Dental Implants

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Influence of Bisphosphonates on Implant Failure Rates and Characteristics of Postmenopausal Woman Mandibular Jawbone Yayima et al. The results indicate that BPs affect the quality and quantity of the cortical bone in the partially edentulous posterior mandible of patients with osteoporosis, which should be considered prior to treatment with dental implants in patients taking BPs. …

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Custom made subperiosteal oral implant enables to place definite fixed prosthesis in 6 weeks (german)

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A custom made titanium subperiosteal mesh implant may help patients in hopeless cases. (german article) Gellrich N-C, Rahlf B The one-piece titanium fine-mesh implant is fixed with screws. Patients get a temporary denture for 6 weeks, thereafter a fixed bridge. This technique is helpful for elder or somehow sick patients, who are not willing to …

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Custom-milled individual allogeneic bone grafts for alveolar cleft osteoplasty – A technical note

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  Surgeons from the Ludwig-Maximilians-University in Munich, Germany, showcase in this technical note the successful repair of an alveolar cleft using maxgraft® bonebuilder, an individualized allogeneic bone graft, in a 36-year old female patient with a 6-month-follow up showing good bony integration. Otto S et al. Today, bone grafts from the iliac crest are most …

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Diagnosing peri-implant disease using the tongue

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Diagnosing peri-implant disease using the tongue as a 24/7 detector Nature Communications 8, Article number: 264 (2017) doi:10.1038/s41467-017-00340-x Our ability of screening broad communities for clinically asymptomatic diseases critically drives population health. Sensory chewing gums are presented targeting the tongue as 24/7 detector allowing diagnosis by “anyone, anywhere, anytime”. The chewing gum contains peptide sensors consisting of a …

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First 3D printed lower jaw implant in China

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The first use of 3D printing technology for a lower-jaw reconstruction surgery in China was announced by Shanghai Medical Association, Dental Center at Military Hospital 411. www.3ders.org The patient, Ms. Sun, suffered from a tumor which caused serious damage to her lower jaw. She was discharged from the hospital on the third of January. ‘I didn’t …

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Gentamicin coating of titanium alloy prevents implant-related osteomyelitis in rats

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Gentamicin coating of plasma chemical oxidized titanium alloy prevents implant-related osteomyelitis in rats Biomaterials, Volume 101, issue 0, 156-164 Contamination of implants, bacterial load of bone powder and radiographic as well as histological signs of implant-related osteomyelitis were evaluated after four weeks. Gentamicin-SDS coating prevented implant contamination in 10 of 10 tibiae and gentamicin-tannic acid …

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Hydrophilicity, Viscoelastic, and Physicochemical Properties Variations in Dental Bone Grafting Substitutes

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The indication-oriented Dental Bone Graft Substitutes (DBGS) selection, the correct bone defects classification, and appropriate treatment planning are very crucial for obtaining successful clinical results. Trajkovski B, Jaunich M, Müller W-D , Beuer F, Zafiropoulos G-G, Houshmand A We investigated the dimensional changes and molecular mobility by Dynamic Mechanical Analysis (DMA) of xenograft (cerabone®), synthetic (maxresorb®), …

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Osteogain® loaded onto an absorbable collagen sponge

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Osteogain® loaded onto an absorbable collagen sponge induces attachment and osteoblast differentiation of ST2 cells in vitro. Miron et al. RESULTS: ACS efficiently loaded nearly 100% of the amelogenin proteins found in Osteogain® which were gradually released up to a 10-day period. Osteogain® also significantly induced a 1.5-fold increase in cell attachment and resulted in …

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Peri-implant tissue conditions in implants placed with simultaneous augmentation procedure

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Investigation of peri-implant tissue conditions and peri-implant tissue stability in implants placed with simultaneous augmentation procedure: a 3-year retrospective follow-up analysis of a newly developed bone level implant system Lorenz J, Lerner H, Sader RA, Ghanaati S Results The follow-up investigation revealed a survival rate of 100% and only low median rates for probing depths …

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Release of chlorhexidine from titanium dental implant

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Controlled release of chlorhexidine from a mesoporous silica-containing macroporous titanium dental implant prevents microbial biofilm formation K De Cremer, A Braem, E Gerits, K De Brucker, K Vandamme, JA Martens, J Michiels, J Vleugels, BPA Cammue, K Thevissen Roughened surfaces are increasingly being used for dental implant applications as the enlarged contact area improves bone cell …

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Robotic System for Dental Implants

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FDA Clears First Robotic System For Dental Implant Procedures MED DEVICE ONLINE The FDA has approved “game-changing” technology that provides pre-operative and intra-operative guidance for surgeons performing dental implant procedures. The robotic navigation system from Neocis — called Yomi — can reduce surgery time and improve accuracy compared to procedures performed free-hand, said Neocis CEO …

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Scientific investigation of sterile packaged medical devices (german original)

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100 originally packaged dental implants were examined for residues using a scanning electron microscope.  The following materials were found: Metallic particles with significant amounts of copper, tin, chromium, iron, tungsten and nickel. Filmic residues and carbon containing particles. Chemicals such as erucamide, dodecylbenzene sulfonic acid. The author discusses the medical relevance of these findings. Author(s) …

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Use of Collagen, PTFE and PRF Membranes in Bone Reconstruction

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Use of Collagen, PTFE and PRF Membranes in Bone Reconstruction an Experimental and Histomorphometric Study Neculae et al. In the present study it can be noted that bone regeneration differs depending on the type of barrier membranes used. There is an advantage of collagen membranes compared to non-resorbable d-PTFE membranes. The use of PRF membrane …

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Wissenschaftliche Untersuchung steril verpackter Medizinprodukte

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100 original verpackte Zahnimplantate wurden mit einem Rasterelektronenmikroskop auf Rückstände untersucht. Folgende Materialien wurden gefunden: Metallische Partikel mit deutlichen Anteilen von Kupfer, Zinn, Chrom, Eisen, Wolfram und Nickel. Filmische Rückstände und kohlenstoffhaltige Partikel. Chemikalien wie z. B. Erucamid, Dodecylbenzolsulfonsäure. Der Autor diskutiert die medizinische Relevanz dieser Befunde. Author(s) Source Duddeck DU Implantologie Journal 4, 2021, …

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worldwide markets for Dental Implants 2015-2022

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worldwide markets for Dental Implants 2015-2022 reportbuyer This report analyzes the worldwide markets for Dental Implants in US$ Million. The report provides separate comprehensive analytics for the US, Canada, Japan, Europe, Asia-Pacific, Latin America, and Rest of World. Annual estimates and forecasts are provided for the period 2015 through 2022. Also, a six-year historic analysis is provided for these markets. …

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Xenogeneic bone grafting materials

NEWS, NEWS-Dental, Oral, NEWS-Material Supply, NEWS-Skeletal System

Nowadays, a variety of bone substitutes are available for the clinical user. Interestingly, these materials significantly differ regarding their raw materials or manufacturing processes. As an alternative to autologous bone tissue (autograft), which is still applied as “gold standard” due to its extensive regenerative properties, bone substitutes from other natural sources become more and more …

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