Publications by authors named "Rawen Smirani"

Article Synopsis
  • The study aimed to evaluate how the emergence angle of dental implants affects marginal bone loss (MBL) and surrounding soft tissue.
  • Six mongrel dogs underwent extractions, and implants were placed with varying emergence angles (20°, 40°, 60°, 80°), followed by monitoring MBL over 24 weeks.
  • Results showed that a wider restorative angle led to greater bone loss and negatively impacted the health of the soft tissue around the implants.
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Objective: To assess radiographic, clinical and patient-reported outcomes of single zirconia implant-supported crowns on titanium base abutments (TBA) over a 7.5-year period.

Methods: Twenty-four patients received bone-level titanium implants and screw-retained zirconia implant crowns utilising TBA.

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Developing an model of gingival connective tissue that mimics the original structure and composition of gingiva for clinical grafting is relevant for personalized treatment of missing gingiva. Using tissue engineering techniques allows bypassing limitations encountered with existing solutions to increase oral soft tissue volume. This review aims to systematically analyze the different currently existing cellularized materials and technologies used to engineer gingival substitutes for applications.

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Article Synopsis
  • The study aimed to find out how digital technologies can help in checking, planning, and monitoring soft tissues around dental implants.
  • Researchers looked at various studies and found tools like special 3D X-rays, intraoral scanning, and other digital devices were useful for tracking soft tissue health.
  • They believe that using these technologies makes the process easier and more accurate for both patients and dentists, and that more research will show even more benefits in the future.
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Background: Cocultures of human gingival fibrobasts (hGF) and endothelial cells could enhance regeneration and repair models as well as improve vascularization limitations in tissue engineering. The aim of this study was to assess if hGF could support formation of stable vessel-like networks.

Methods: Explant primary hGF were isolated from gum surgical wastes collected from healthy patients with no history of periodontitis.

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Extensive dental and periodontal defects are frequent and with a limited regenerative potential. Tissue engineering could be a promising tool to obtain personalized oral grafts. However, current research shows a lack of engineered oral tissues.

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One of the greatest challenges in the field of biofabrication remains the discovery of suitable bioinks that satisfy physicochemical and biological requirements. Despite recent advances in tissue engineering and biofabrication, progress has been limited to the development of technologies using polymer-based materials. Here, we show that a nucleotide lipid-based hydrogel resulting from the self-assembly of nucleotide lipids can be used as a bioink for soft tissue reconstruction using injection or extrusion-based systems.

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Natal and neonatal teeth are rare features that can lead to various issues, from traumatic injuries and feeding difficulties to more severe problems, such as risk of aspiration due to excessive mobility of teeth. The purpose of this paper is to discuss the diagnosis and management of natal and neonatal teeth, and describe three cases of newborns with natal teeth. Decision processes and management are detailed regarding the specificity of each case.

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Background: Oropharyngeal features are frequent and often understated in the treatment clinical guidelines of systemic sclerosis in spite of important consequences on comfort, aesthetics, nutrition and daily life. The aim of this systematic review was to assess a correlation between the oropharyngeal manifestations of systemic sclerosis and patients' health-related quality of life.

Methods: A systematic search was conducted using four databases [PubMed , Cochrane Database , Dentistry & Oral Sciences Source and SCOPUS ] up to January 2018, according to the Preferred Reporting Items for Systematic Reviews and Meta-Analyses.

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Orofacial involvement is common and often understated in the treatment clinical guidelines of systemic sclerosis. It impairs daily life by having repercussions on comfort, nutrition, aesthetics and self-confidence. This review aimed at describing exhaustively the different orofacial consequences of systemic sclerosis.

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Dystonia is characterized by sustained or intermittent muscle contractions causing abnormal, often repetitive movements, postures, or both that are typically patterned, twisting, and sometimes tremulous. It is often initiated or worsened by voluntary action and associated with overflow muscle activation. In this article we report a case of severe oromandibular dystonia, which is a specific form of dystonia characterized by involuntary, action-induced tonic or clonic spasms of the masticatory, lingual, and pharyngeal musculature.

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