scholarly journals Smart restorative materials used in dentistry - A review

2020 ◽  
Vol 11 (SPL3) ◽  
pp. 430-434
Author(s):  
Praveen Kumar S ◽  
Balaji Ganesh S ◽  
Vinay Sivasamy

The expression "Smart restorative material" alludes to those that can be changed in controlled style for example, stress, temperature moisture, pH and electrical or attractive fields. The need of great importance is to present dental materials that have biomimicking properties of regular tooth structure. Different biocompatible materials have been presented and generally utilized in numerous fields of dentistry. Smart restorative behaviour of substances occurs while it detects a few improvements from the overall circumstance and responds to it in a helpful, reproducible and for the maximum element reversible way. A key component of smart conduct incorporates its capacity to come back to the first state. A portion of these materials utilized are altered glass ionomers, calcium phosphate discharging pit and fissure sealants, smart composites, smart ceramic, compomers, orthodontic shape-memory alloys, amalgams, smart impression materials, smart sutures, smart burs, smart endodontic files and so forth. These materials have changed the dentistry and are the start of another part in Biosmart Dentistry.

2021 ◽  
Vol 875 ◽  
pp. 373-378
Author(s):  
Ali Haider ◽  
Omar Farooq Azam ◽  
Muhammad Talha ◽  
Saleem Akhtar

Restorative material is a class of dental materials used for direct filling and fabrication of indirect restoration. NiCr alloy is a restorative material frequently used for dental prostheses due to its properties and economic reasons. In present work beryllium free NiCrMo alloy was developed and studied for dental restoration application. The alloy have unique characteristics of resistance to oxidation and biocompatibility; the requisites for dental prostheses. NiCrMo alloy is found to possess mechanical strength and fabrication properties suitable for dental repairs. In this study the developed alloy was tested for its mechanical properties, biocompatibility and corrosion resistance. An in-vitro biocompatibility study was carried out. No signs of toxicity and no signs of cell growth inhibition, in presence of NiCrMo alloy specimen, were observed. Mechanical properties and corrosion resistance are found in the range that is suitable for dental prostheses and easy fabrication.


e-GIGI ◽  
2013 ◽  
Vol 1 (2) ◽  
Author(s):  
Rudy Hakim

Kesehatan gigi dan mulut merupakan salah satu faktor penting dalam mencegah timbulnya penyakit di dalam tubuh. Salah satu masalah kesehatan gigi dan mulut yaitu karies. Salah satu cara penanggulangan karies adalah dengan membuang jaringan karies dan menumpatnya dengan bahan restorasi. Bahan restorasi berfungsi untuk memperbaiki dan merestorasi struktur gigi yang rusak. Saat ini pasien dan dokter gigi mempunyai banyak pilihan yang bervariasi dalam memilih material dan prosedur untuk merestorasi gigi yang berlubang akibat karies. Material-material restorasi yang digunakan yaitu amalgam, komposit dan glass ionomer kaca.Penelitian ini merupakan penelitian deskriptif. Penelitian dilakukan di AKPER Rumkit TK. III TNI-AD R. W Monginsidi Manado. Populasi pada penelitian ini yaitu seluruh mahasiswa AKPER Rumkit TK. III TNI-AD R. W Monginsidi Manado yang berjumlah 315 mahasiswa. Sampel penelitian yaitu mahasiswa yang menggunakan tumpatan GIC dengan total populasi yang berjumlah 83 mahasiswa.Hasil pemeriksaan menunjukkan bahwa penggunaan tumpatan GIC pada mahasiswa AKPER yang paling banyak yaitu wanita dengan alasan pemilihan bahan tumpatan sesuai anjuran dokter gigi. Sebagian besar tumpatan GIC yang mengalami ketidakutuhan berusia 1 sampai 6 bulan karena dipakai mengunyah makanan keras yang di tumpat kurang dari 24 jam.Kata kunci: Karies, tumpatan, glass ionomer kaca.ABSTRACTOral health is an important factor in preventing the onset of disease in the body. One of the problems of oral health is caries. One way to resolve this problem is by removing the caries prevention of caries and restore the tissue with restorative material. Restorative materials and restoration works to improve the damaged tooth structure. Currently, the patient and the dentist have a lot of options that vary in selecting materials and procedures for the restoration of dental cavities caused by caries. Restoration materials used are amalgam, composite and glass ionomer cement. This is a descriptive study. This study was conducted in the Army Nursing Academy Hospital TK.III R. W Monginsidi Manado. The population in this study is all the students of Army Nursing Academy Hospital TK.III R. W Monginsidi Manado, amounting to 315 students. Sample of this study is students who use dental restorative material GIC with a total population of 83 students. The highest number of sample wuth dental restorative material GIC in Nursing Academy students is women with the reasons of selection of materials as recommended by dentist. Most of which have damage of GIC 1 to 6 months old that used in chewing hard foods that are less than 24 hours.Keyword: Caries, dental restorative material, Glass ionomer Cement.


2015 ◽  
Vol 9 (2) ◽  
pp. 105-109
Author(s):  
Sylwia M. Wojda

Abstract Wear of dental materials used for permanent dental fillings has a significant impact on their lifetime. Wear products generated during chewing process involving direct tribological contact between a composite and tooth enamel can cause damage not only to enamel itself but also to the entire tooth structure thus affecting the patient’s the health. It is essential therefore to assess the process of wear rates as well as the usefulness and effectiveness of the method used to measure these values. As there are a number of different methods used to quantify the loss of dental materials subjected to friction, eg.: scanning digital 3D models of dental casts, confocal microscope scanning or profilographometer measurements, the authors chose to analyze two selected research methods using confocal microscopy and profilographometer to assess their effectiveness. Two commercially available composite dental materials, i.e. ES and FFE previously subjected to friction tests in contact with human dental enamel, were used for the analysis.


2011 ◽  
Vol 36 (2) ◽  
pp. 222-230 ◽  
Author(s):  
S Sauro ◽  
I Thompson ◽  
TF Watson

CLINICAL RELEVANCE The bioactive glass (Sylc) reacts with saliva depositing hydroxycarbonate apatite (HCA) within the demineralized collagen fibrils and occluding dentinal tubules. Therefore, it may be used as a suitable desensitizing bioactive material for the treatment of DH and as an air-cutting powder before bonding procedures to remineralize tooth structure and/or prevent further demineralization within the resin–dentin interface.


This chapter investigates the materials used in dentistry today. This includes the properties of dental materials, amalgam, and composite resins. Enamel and dentine bonding are discussed, along with dentine-adhesive systems, glass ionomers and composite-based products, and cements. Impression materials and techniques are considered, along with casting alloys, wrought alloys, dental ceramics, and computer-aided design (CAD) and computer-aided manufacture (CAM). The chapter concludes with a look at denture materials, from acrylic resins to rebasing, and the safety of dental materials.


2010 ◽  
Vol 1 (2) ◽  
pp. 151-155 ◽  
Author(s):  
Boniek Castillo Dutra Borges ◽  
Eduardo José Souza-Júnior ◽  
Anderson Catelan ◽  
José Roberto Lovadino ◽  
Paulo Henrique Dos Santos ◽  
...  

2000 ◽  
Vol 24 (4) ◽  
pp. 291-297 ◽  
Author(s):  
Dhar Vineet ◽  
Shobha Tandon

In this era of preventive dentistry, many dental materials used for prevention of dental diseases are available. Since last few decades efforts are being directed towards prevention of dental caries which is one of the major dental diseases tormenting mankind. The main avenues available are plaque control, use of systemic and local fluorides and use of fissure sealants. There are many factors that contribute towards a successful sealant restoration such as properties of enamel, duration of etching, acid used for etching, manipulative variables. However, one of the prime factors governing the efficacy and life expectancy of a sealant is the marginal adaptability. This study was carried out on a total of 40 intact premolar teeth, which were divided in four main groups and subjected to evaluation under Scanning Electron Microscope. The parameters checked were the width and the number of marginal gaps. The results obtained showed that Teethmate had better marginal integrity and favored the use of invasive technique over non-invasive technique.


2006 ◽  
Vol 17 (1) ◽  
pp. 49-52 ◽  
Author(s):  
Vanessa Pardi ◽  
Mário Alexandre Coelho Sinhoreti ◽  
Antonio Carlos Pereira ◽  
Gláucia Maria Bovi Ambrosano ◽  
Marcelo de Castro Meneghim

The aim of this study was to evaluate in vitro the marginal microleakage of different materials used as pit-and-fissure sealants (Delton, Filtek Flow, Dyract Flow and Vitremer). Fifty-six extracted sound human third molars were randomly assigned to 4 groups (n=14). After sealant placement, the teeth were thermocycled (500 cycles; 5ºC, 37ºC and 55ºC), isolated, immersed in 2% buffered methylene blue dye for 4 h, included in acrylic resin and sectioned longitudinally in a buccolingual direction. The sections were analyzed for leakage using an stereomicroscope. A 4-criteria ranked scale was used to score dye penetration. All materials exhibited dye penetration to some extension and no statistically significant difference was observed among the groups (p>0.05). In conclusion, the findings of this study showed that a flowable composite resin, a flowable compomer and resin-modified glass ionomer placed on occlusal pits and fissures had similar marginal sealing as the unfilled self-cured resin-based sealant.


2015 ◽  
Vol 63 (3) ◽  
pp. 301-308
Author(s):  
Alline FRAY ◽  
Thaís Manzano PARISOTTO ◽  
Gabriela Azevedo de Vasconcelos Cunha BONINI ◽  
Regina Maura Coli SIEGL ◽  
José Carlos Pettorossi IMPARATO

Objective: The aim of this study was to evaluate the retention of glass ionomer sealant, Vitro Molar(r) (DFL) and Ketac Molar Easy Mix(r) (3 m ESPE) as pit and fissure sealants on first permanent molars, fully or partially erupted. Methods: The study sample consisted of 412 molars, among 110 children. The sealant retention was evaluated after 6 months of the application. Results: The results were collected through digital photographs and the retention results were assessed by the following System: score 0 - total retention; score 1 - sealant present in more than 50% of the pit and fissure system; score 2 - sealant present in less than 50% of the pit and fissure system; score 3 - missing sealant. Regarding the presence of the sealants in less than 50% of the occlusal surface, lower percentages were found for the two materials used as follows: score score 2 - Vitro Molar(r) (9,52% examiner 1 and 11.9% examiner 2) and score 2 - Ketac Molar Easy Mix(r)(9.52% examiner 1 and 10.71% examiner 2). Approximately 90% of the teeth sealed with Ketac Molar Easy Mix(r)or Vitro Molar(r) presented total loss (score 3). Thus, there was no statistical difference between the materials and between the examiners (p>0.05). Conclusion: Therefore it was concluded that the sealant retention in the studied population was not satisfactory for any of the materials used.


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