Background: Various types of osteotomies have been used to facilitate reduction of the radial head and to prevent recurrent subluxation. The Bouyala technique - open reduction of radial head associated with open wedge ulnar osteotomy with or without annular ligament reconstruction, is presently the most widely used treatment for long- standing traumatic dislocation of the radial head, independently of age, in the absence of osteoarthritis remodeling, and should preferably be performed within 1 year of trauma.
Method: In this article, we present a similar case operated by same technique, but we used synthetic phosphocalcic ceramic wedge graft instead of auto bone graft as described in many other studies. We believe that, this will limit the donor site morbidity and also aid in achieving better stability at osteotomy site, which in turn help in proceeding with early active mobilization protocol.
Result: We achieved union of the osteotomy by three months. Clinically, there was no deformity and she achieved full pain-free range of motion of elbow joint.
Conclusion: We believe that, use of synthetic phosphocalcic ceramic wedge graft allow rigid fixation of osteotomy, provides additional stability, decrease the risk of secondary displacement and allow early mobilization, which may minimize contracture and we could achieve fairly good clinical outcome.
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http://dx.doi.org/10.2174/1874325001711010263 | DOI Listing |
Biomedicines
March 2024
Département Matériaux et Procédés (DMP), Laboratoire de Matériaux Céramiques et de Mathématiques (CERAMATHS), Université Polytechnique Hauts-de-France, F-59600 Maubeuge, France.
This study evaluated the biocompatibility and accuracy of 3D-printed β-tricalcium phosphate (β-TCP) pure ceramic scaffolds. A specific shaping process associating a digital light processing (DLP) 3D printer and a heat treatment was developed to produce pure β-TCP scaffolds leaving no polymer binder residue. The β-TCP was characterised using X-ray diffraction, infrared spectroscopy and the detection of pollutants.
View Article and Find Full Text PDFJ Appl Biomater Funct Mater
April 2022
Laboratory of Materials, Optimization and Energy for Sustainability (LAMOED), Department of Industrial Engineering, Tunis El Manar University, National School of Engineers of Tunis, Tunis, Tunisia.
In this study, a detailed physical, chemical, and mechanical investigation of bone substitute (β-TCP/DCPD-PHBV) was carried out. In fact, it is composed of biocompatible materials such as ceramic phosphocalcic, consisting of tricalcium phosphate (β-TCP) and dihydrated dicalcium phosphate (DCPD) and 3-hydroxybutyrate-co-3-hydroxyvalerate (PHBV) polymer having a weight fraction 40%/60%. For these analyses, diverse techniques were used, including SEM-EDS, mercury porosimeter, Fourier Transform Infrared Spectroscopy, and, finally, uniaxial compression test machine.
View Article and Find Full Text PDFEur Ann Otorhinolaryngol Head Neck Dis
August 2022
CIRIMAT, CNRS, Toulouse INP - ENSIACET, Université de Toulouse, 4, allée Emile-Monso, CS 44362, 31030 Toulouse cedex 4, France; Chirurgie ORL et Cervico-faciale, IUCT Toulouse Oncopole, Institut Claudius-Regaud, 1, avenue Irène-Joliot-Curie, 31059 Toulouse cedex 9, France. Electronic address:
Objectives: To systematically present and interpret the current literature on research and treatment perspectives for mandibular osteoradionecrosis (mORN) in the field of biomaterials.
Material And Methods: A systematic review of the literature using the "Synthesis without meta-analysis" (SWiM) methodology was performed on PubMed, Embase and Cochrane, focusing on the implantation of synthetic biomaterials for bone reconstruction in mORN in humans and/or animal models. The primary endpoints were the composition, efficacy on mORN and tolerance of the implanted synthetic biomaterials.
Mater Sci Eng C Mater Biol Appl
February 2019
Univ. Limoges, CNRS, IRCER, UMR 7315, F-87000 Limoges, France.
This work is devoted to the processing of bone morphogenetic protein (BMP-2) functionalized silicate substituted hydroxyapatite (SiHA) ceramic spheres. The motivation behind it is to develop injectable hydrogel/bioceramic composites for bone reconstruction applications. SiHA microspheres were shaped by spray drying and thoroughly characterized.
View Article and Find Full Text PDFActa Odontol Latinoam
August 2017
Universidad Nacional de Colombia, Facultad de Ciencias, Departamento de Química, Bogotá DC, Colombia.
The best material for repairing enamel surface defects is one very similar to the original enamel and which interacts with natural remineralization mechanisms. It does not repair extensive damage, so in order to fill large defects, external help is required using phosphocalcic ceramic composites that activate salivary remineralization efficiently though on smaller in scale. Effective adhesion of the repair may depend on the amount of aqueous fluids present in the enamel, which apparently enable nucleation and growth of new minerals to ensure adhesion and stability.
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