Gopi N Chander

Gopi N Chander
SRM Dental College, Ramapuram, SRM university, chennai , India · Prosthodontics

MDS, DNB, FDS RCPS (Glasgow), Ph.D.

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78
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223
Citations

Publications

Publications (78)
Article
Statement of problem: Retention is essential for maxillofacial prosthesis. Adhesives are commonly used for retention because of their simplicity, availability, and cost-effectiveness. Studies that have estimated the differences in bond strength between the types of adhesives and the impact of reapplication are sparse. Purpose: The purpose of thi...
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Statement of problem Bilateral balanced occlusion has been advocated over nonbalanced occlusion for improved removable complete denture stability and function. However, assessments of quality of life and patient satisfaction studies between the 2 occlusion schemes are lacking. Purpose The objective of this parallel randomized control trial was to...
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Background: Poly-methyl methacrylate (PMMA) is an universally acceptable denture base material. Efforts are made to increase the applications with the addition of new constituents. Chitosan has established antifungal properties. The mechanical properties of Chitosan-denture base composite is less evaluated in the literature. This study estimates t...
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Purpose: The present study compared the dimensional accuracy of vinyl polyether silicone (VPES) and polyvinyl siloxane (PVS) impression materials used for non-splinted (NS) and splinted (S) direct open-tray impression techniques for multiple implants inserted in simulated edentulous mandibles. Materials and methods: A mandibular stainless steel...
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Purpose: The antifungal property of chitosan (Ch) in denture base resin (DBR) was well established. Ch influence on the mechanical properties of DBR is less studied in the literature and is vital for clinical success of denture. This study estimates the effect of different concentrations of Ch on the flexural strength (FS), fracture toughness (FT),...
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Overdentures are one of the most sought-after treatment options for patients with few remaining natural teeth. They are desired as they tend to preserve the natural teeth and its intact periodontium. This helps in reducing the residual ridge resorption and preserve proprioception. These characteristics offer better masticatory ability in patients r...
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Chitosan is significant and more promising biomaterial. It is a commonly available polysaccharide and easy to synthesis: the structure and the reactive groups of chitosan aid in obtaining an extended modification of chitosan for various applications. The physical, chemical, and biological properties of chitosan are significant, among them the antim...
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Aim To evaluate the stress on the surrounding structures of Aramany class I maxillectomy defect restored with different obturator prostheses. Methods and results Definitive three‐dimensional (3D) finite element (FE) model of Aramany class I defect rehabilitated with single‐ and two‐piece closed bulb obturator prostheses was constructed based on pa...
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Purpose: This study was done to analyse the influence of fixed dental prosthesis (FDP) on brain function by analysing power spectral density of partially edentulous patients Materials and Methods: The study included unilateral missing mandibular molar replacement patients. The patients were restored with three-unit metal ceramic FDP restorations. T...
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Statement of problem: How different methods of recording posterior palatal seal affect removable complete-denture retention and oral health quality of life is unclear. Purpose: The purpose of this clinical study was to compare the retention and oral health quality of life (OHIP-14) between conventional and arbitrary posterior palatal seal techni...
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Purpose The study evaluated the clinical efficacy of Polyether ether ketone (PEEK) fixed dental prosthesis (FDP) over a period of one year using modified Ryges criteria and California Dental Assessment system. Methods The group consisted of 20 patients restored with posterior three-unit PEEK FDP. Patient recall and clinical examination of the rest...
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Background: Clinical studies have established mastication as a stress relaxation behavior in humans. Absence of teeth compromises mastication, increasing psychologic stress in individuals depicted by many physiologic changes in body. Quantitative level of psychologic stress bio-markers serve as indicators of underlying physical ailment. Lesser lit...
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Purpose: This study evaluated the flexural strength of polymethyl methacrylate (PMMA) reinforced with various concentrations of zinc oxide (Zn O) nanoparticles. Materials and methods: Nano ZnO was added in 0, 0.4, 0.6, 0.8, 1.2 and 1.4 percentage to PMMA denture base material. 60 specimens of heat cure polymerizing acrylic resin of dimensions 10...
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Rehabilitation of extremely resorbed residual ridges present a threat to dental clinicians. Fabrication of dentures with excessive inter-ridge distance makes the prosthesis heavy. Fabricating light weight dentures is important to reduce the discomfort of patient. Several methods have been tried and till now there is no definitive and simple way to...
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Purpose: The aim of this study was to compare the differences between the ASTM D790 and ISO 20795.1.2013 standards in evaluating the flexural strength of heat cure poly methyl methacrylate (PMMA) denture base resin. Materials and methods: 30 heat cure denture base samples were fabricated in accordance to ISO 20795.1.2013 and ASTM D790 Standards....
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Background. Porcelain is brittle and in many situations it requires replacement in fractured or chipped restorations. The prospects exist in improving the strength of feldspathic porcelain to widen its applications. This study evaluated the fracture toughness of feldspathic porcelain after incorporation of silver and titanium nanoparticles at varyi...
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This article describes a method for managing xerostomia in edentulous patients with a newly developed salivary sensor. A micropressure sensor unit with a capsule to hold artificial salivary substitute was built into the dental prosthesis. This sensor prosthesis can help patients overcome mouth dryness, improves patient comfort, and aids in retentio...
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Objective: The study compared the proximal contact strength (CS) of different fixed dental prosthesis (FDP) materials. Materials and methods: Thirty volunteers participated in this study with definitive inclusion and exclusion criteria. Participants were divided into full metal, zirconia, and metal ceramic groups. The CS between the natural teet...
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The objective of this technique was to fabricate a customized soft tissue gingival mask with vinyl poly siloxane impression materials. Microsoft paint software was used to obtain the concentration of color on the patient images and matched for the color differences of impression materials. This color concentration is transferred to the Vinyl Siloxa...
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Background Rehabilitation of hemi-maxillectomy defects is difficult and challenging when there is displacement of obturator prosthesis. The literature lacks data on the displacement of different types of obturators. The intent of the study was to evaluate the differences in displacement between the single and two piece hollow bulb obturator prosthe...
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Aim: The purpose of the study was to evaluate and compare the flexural strength of nano-reinforced zirconia feldspathic porcelain, lithium disilicate ceramics, and zirconia. Materials and methods: Ten bar-shaped specimens of computer-aided design (CAD)/computer-aided manufacturing (CAM) zirconia, reinforced feldspathic porcelain, and reinforced...
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Statement of problem Various methods have been suggested for determining the width of maxillary anterior teeth for complete dentures. A straightforward and reliable technique for anterior tooth selection in complete denture is still needed. Purpose The purpose of this clinical study was to determine the correlation between the horizontal visible i...
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Introduction: Complete denture therapy is one such modality where science and art goes hand in hand. Selection of artificial teeth for completely edentulous patients is not easy in the absence of pre extraction records, because till date concrete guidelines do not exist. Aim: The purpose of this study was to determine if a correlation existed be...
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Abutment injury, unsatisfactory aesthetics and lesser retention exist with the cast partial denture. Though these constraints exist in the Removable Partial Denture (RPD) it is still widely used because of the simplicity in design, fabrication, economics and patient comfort. This clinical report describes a hybrid RPD technique which uses extra cor...
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Abutment injury, unsatisfactory aesthetics and lesser retention exist with the cast partial denture. Though these constraints exist in the Removable Partial Denture (RPD) it is still widely used because of the simplicity in design, fabrication, economics and patient comfort. This clinical report describes a hybrid RPD technique which uses extra cor...
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A paradigm shift has occurred in conducting the clinical trials. [1] Minimum accepted protocol for conducting the in vivo and clinical trials has been proposed, published by standard organizations. It is essential that these research protocols are followed in conducting and reporting the trials for wider acceptance. The clinical research starts wit...
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Purpose: This pilot study was to find the influence of complete denture on the brain activity and cognitive function of edentulous patients measured through Electroencephalogram (EEG) signals. Materials and methods: The study recruited 20 patients aged from 50 to 60 years requiring complete dentures with inclusion and exclusion criteria. The bra...
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Introduction: Not many investigations have evaluated the relationship between the height of the interdental papillae, gingival zenith and maxillary anterior teeth. The assessment of these parameters can aid in fabricating definitive aesthetic restoration. Aim: The aim of this study was to evaluate the existence of proportional ratio between the inc...
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A method of formulating a reinforcement lithium disilicate ceramic ingot was proposed. The ceramic ingot was broken manually with a mallet to finer particles. The sectioned ingot is ball milled along with 10% of nano zirconia by weight to obtain the desired powder. The reinforced powder is condensed in a 5 ml disposable syringe by powder slurry tec...
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Enormous scientific knowledge with evidence and clinical dexterity impart definitive ground for success in implant dentistry. Nevertheless, the unfeasibility to access the inner bone tissue makes the situation altogether more demanding. Presently the advent of numerous imaging techniques and associated surgical guide templates are documented for ev...
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Background: Different reinforcements currently available for interim fixed partial denture (FPD) materials do not provide the ideal strength for long-term use. Therefore, the aim of this investigation was to develop a more ideal provisional material for long-term use with better mechanical properties. This study evaluated the effectiveness of poly...
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A technique of fabricating feldspathic porcelain pressable ingots was proposed. A 5 ml disposable syringe was used to condense the powder slurry. The condensed porcelain was sintered at 900΀C to produce porcelain ingots. The fabricated porcelain ingots were used in pressable ceramic machines. The technological advantages of pressable system improve...
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Background: Different reinforcements currently available for interim fixed partial denture (FPD) materials do not provide the ideal strength for long-term use. Therefore, the aim of this investigation was to develop a more ideal provisional material for long-term use with better mechanical properties. This study evaluated the effectiveness of polye...
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Anomalous occlusion modifications in prosthesis and restorations cause high spots and produces destructive changes to craniomandibular system. Over the years the occlusal interferences in restorations and rehabilitation procedures have been extensively studied using articulating papers. The lack of understanding in this fundamental and important pr...
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Fracture of complete denture is a common problem as acrylic resins hold inherent limitations. This necessitates affirmation of a selection criterion by evaluating the critical requirements of repair materials. The study intended to evaluate mechanical properties and dimensional stability of common denture base repair and reinforcement materials und...
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Purpose: To investigate the effect of superstructure materials and cuspal angle in an implant-supported fixed partial denture. Materials and methods: This finite element analysis study was carried out with varying cuspal angulations of 0°, 20° and 33° and superstructure materials. The simulated models were loaded with 300N forces under different...
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This study evaluated the existence of golden proportion between the widths of the maxillary and mandibular anterior teeth in Indian population. The clinical tooth width measurements were recorded with the digital vernier calipers on 576 patients of both sexes in the age group of 21 - 30 years. Flexible ruler was used to determine the width of maxil...
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Increasing the occlusal vertical dimension for gaining sufficient restoration space in the management of severely worn dentition is being practiced. This contentious belief has lead to challenging thoughts regarding its effects on the Odonto-stomatognathic system. There are basic uncertainties and existing erroneous thoughts regarding the perceptio...
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Statement of Problem: Obstructive sleep apnea is the most frequent cause for insomnia in the populace. Snoring is mulled over as the potential factor that can lead the sequel to obstructive sleep apnea. Although the etiology and deterrence measures for snoring are yet to be undoubtedly clarified by our scientific sorority, various means of surgical...
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Obstructive sleep apnea is the most frequent cause for insomnia in the populace. Snoring is mulled over as the potential factor that can lead the sequel to obstructive sleep apnea. Although the etiology and deterrence measures for snoring are yet to be undoubtedly clarified by our scientific sorority, various means of surgical corrections have been...
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Rapid advancement in science and technique of dental implantology has resulted in preamble and development of an extensive assortment of implant systems. This has widened the clinical applicability and adaptableness of dental implants according to the presenting condition. In turn, this has also resulted in newer considerations in treatment plannin...
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The purpose of this study was to use finite element stress analysis to examine the relative importance of variables such as porcelain laminate veneer (PLV) extensions, loading angle, and loading level for the case of feldspathic ceramic veneering of teeth to manage diastema. A 3D maxillary central incisor including its internal anatomy and morpholo...
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Artificial gingival substitution is a compliant entity for managing gingival recession conditions, where muco-gingival surgery is anticipated to produce less than sought-after outcome. Although there are illustrated methods of prosthetic gingival replacement in association with fixed partial dentures in literature, there is no accessible documented...

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