scholarly journals Magnetism in Dentistry: Review and Future Perspectives

2021 ◽  
Vol 12 (1) ◽  
pp. 95
Author(s):  
Teresa Russo ◽  
Valentina Peluso ◽  
Pierpaolo Fucile ◽  
Roberto De Santis ◽  
Antonio Gloria

Tissue engineering or tissue reconstruction/repair/regeneration may be considered as a guiding strategy in oral and maxillofacial surgery, as well as in endodontics, orthodontics, periodontics, and daily clinical practice. A wide range of techniques has been developed over the past years, from tissue grafts to the more recent and innovative regenerative procedures. Continuous research in the field of natural and artificial materials and biomaterials, as well as in advanced scaffold design strategies has been carried out. The focus has also been on various growth factors involved in dental tissue repair or reconstruction. Benefiting from the recent literature, this review paper illustrates current innovative strategies and technological approaches in oral and maxillofacial tissue engineering, trying to offer some information regarding the available scientific data and practical applications. After introducing tissue engineering aspects, an overview on additive manufacturing technologies will be provided, with a focus on the applications of superparamagnetic iron oxide nanoparticles in the biomedical field. The potential applications of magnetic fields and magnetic devices on the acceleration of orthodontic tooth movement will be analysed.

Materials ◽  
2020 ◽  
Vol 13 (22) ◽  
pp. 5303
Author(s):  
Anamaria Matichescu ◽  
Lavinia Cosmina Ardelean ◽  
Laura-Cristina Rusu ◽  
Dragos Craciun ◽  
Emanuel Adrian Bratu ◽  
...  

The reconstruction or repair of oral and maxillofacial functionalities and aesthetics is a priority for patients affected by tooth loss, congenital defects, trauma deformities, or various dental diseases. Therefore, in dental medicine, tissue reconstruction represents a major interest in oral and maxillofacial surgery, periodontics, orthodontics, endodontics, and even daily clinical practice. The current clinical approaches involve a vast array of techniques ranging from the traditional use of tissue grafts to the most innovative regenerative procedures, such as tissue engineering. In recent decades, a wide range of both artificial and natural biomaterials and scaffolds, genes, stem cells isolated from the mouth area (dental follicle, deciduous teeth, periodontal ligament, dental pulp, salivary glands, and adipose tissue), and various growth factors have been tested in tissue engineering approaches in dentistry, with many being proven successful. However, to fully eliminate the problems of traditional bone and tissue reconstruction in dentistry, continuous research is needed. Based on a recent literature review, this paper creates a picture of current innovative strategies applying dental stem cells for tissue regeneration in different dental fields and maxillofacial surgery, and offers detailed information regarding the available scientific data and practical applications.


2021 ◽  
Vol 8 (8) ◽  
pp. 107
Author(s):  
Lilis Iskandar ◽  
Lucy DiSilvio ◽  
Jonathan Acheson ◽  
Sanjukta Deb

Despite considerable advances in biomaterials-based bone tissue engineering technologies, autografts remain the gold standard for rehabilitating critical-sized bone defects in the oral and maxillofacial (OMF) region. A majority of advanced synthetic bone substitutes (SBS’s) have not transcended the pre-clinical stage due to inferior clinical performance and translational barriers, which include low scalability, high cost, regulatory restrictions, limited advanced facilities and human resources. The aim of this study is to develop clinically viable alternatives to address the challenges of bone tissue regeneration in the OMF region by developing ‘dual network composites’ (DNC’s) of calcium metaphosphate (CMP)—poly(vinyl alcohol) (PVA)/alginate with osteogenic ions: calcium, zinc and strontium. To fabricate DNC’s, single network composites of PVA/CMP with 10% (w/v) gelatine particles as porogen were developed using two freeze–thawing cycles and subsequently interpenetrated by guluronate-dominant sodium alginate and chelated with calcium, zinc or strontium ions. Physicochemical, compressive, water uptake, thermal, morphological and in vitro biological properties of DNC’s were characterised. The results demonstrated elastic 3D porous scaffolds resembling a ‘spongy bone’ with fluid absorbing capacity, easily sculptable to fit anatomically complex bone defects, biocompatible and osteoconductive in vitro, thus yielding potentially clinically viable for SBS alternatives in OMF surgery.


2020 ◽  
Vol 8 (2) ◽  
pp. 43
Author(s):  
Anette Stájer ◽  
Szilvia Kajári ◽  
Márió Gajdács ◽  
Aima Musah-Eroje ◽  
Zoltán Baráth

The significant growth in scientific and technological advancements within the field of dentistry has resulted in a wide range of novel treatment modalities for dentists to use. Photodynamic therapy (PDT) is an emerging, non-invasive treatment method, involving photosensitizers, light of a specific wavelength and the generation of singlet oxygen and reactive oxygen species (ROS) to eliminate unwanted eukaryotic cells (e.g., malignancies in the oral cavity) or pathogenic microorganisms. The aim of this review article is to summarize the history, general concepts, advantages and disadvantages of PDT and to provide examples for current indications of PDT in various subspecialties of dentistry (oral and maxillofacial surgery, oral medicine, endodontics, preventive dentistry, periodontology and implantology), in addition to presenting some images from our own experiences about the clinical success with PDT.


2019 ◽  
Vol 36 (2) ◽  
pp. 109-123 ◽  
Author(s):  
Kristina Feigin ◽  
Bonnie Shope

Platelet concentrates, mostly represented by platelet-rich plasma and platelet-rich fibrin, have gained significant interest in various medical and oral disciplines because of their potential to stimulate and boost regeneration of hard and soft tissues. Prepared from the patient’s own blood, they have been tested and used in various different surgical fields including oral and maxillofacial surgery. The effects of these biomaterials are described to be a result of the large concentration of platelets which contain a wide range of growth factors. The aim of this article is to introduce the principle and function of these platelet concentrates, to review their preparation, and to provide a comprehensive examination of the published oral and maxillofacial literature on this subject.


2017 ◽  
Vol 22 (3) ◽  
pp. 21-25 ◽  
Author(s):  
Alberto Consolaro

ABSTRACT Obesity is a wide-spread condition directly or indirectly connected with an increase in the prevalence of a variety of human diseases. It affects over 50% of the western overall population. In 2017, a thorough analysis of 204 studies on obesity and cancer revealed that the condition increases the risk of the following types of cancer: stomach, colon, rectal, bile duct, pancreatic, esophagus, breast, endometrial, ovarian, kidney and multiple myeloma. The first study aiming at establishing a connection between obesity and the rate of induced orthodontic tooth movement was conducted by Saloom et al; however, it could not effectively nor significantly reveal any direct influence or effect. Despite being identified during the first week, differences could not be explained and treatment time remained unchanged. In spite of lack of studies in the literature on the connection between obesity and the rate of induced tooth movement, in clinical practice, courses or specialized training, we should not have protocols changed nor adopt any measures or expect significant differences between normal-weight and obese individuals. It should be emphasized that unsuccessful cases or cases of root resorption associated with treatment should not be assigned to obesity, since scientific data is insufficient to do so.


2011 ◽  
Vol 17 (9-10) ◽  
pp. 1313-1325 ◽  
Author(s):  
Dongjie Zhang ◽  
Fengting Chu ◽  
Yan Yang ◽  
Lunguo Xia ◽  
Deliang Zeng ◽  
...  

2016 ◽  
Vol 7 (1) ◽  
Author(s):  
Nenad Tanasković

Platelet Rich Fibrin (PRF) is autologous biomaterial which is the second-generation platelet concentrate. It has a favorable biological properties that accelerate healing of soft tissue, and bone, giveing a wide range of applications found in oral and maxillofacial surgery and other surgical fields. PRF technique was developed by Choukroun et al in 2001 and it represents a second generation of autologous platelet concentrate, which is used to accelerate the healing of soft and hard tissue. In contrast to the PRP, the PRF is composed of autologous fibrin matrix in which a large amount of platelets and their growth factors are embedded. PRF-graft is used in augmentative techniques residual bone defects, alone or in combination with biomaterials. When the alveolar ridge augmentation technique GBR, the PRF membranes can be used for protection and stabilization of bone compensation. PRF accelerates the healing of soft tissue and reduces the possibility of dehiscence and exposure of the membrane.


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