Publications by authors named "Manoharan Ps"

Article Synopsis
  • Accurate interocclusal records are essential for successful prosthetic treatments, ensuring precise replication of jaw movements, and are influenced by the dimensional stability and compressive resistance of the materials used.
  • This study compared the dimensional stability and compressive resistance of three interocclusal recording materials: Ramitec, Bona-Bite, and O-Bite, through in vitro testing with samples of varying thickness (2, 4, and 6mm).
  • Results showed that Bona-Bite exhibited the highest compressive resistance and the lowest dimensional changes, outperforming Ramitec and O-Bite, indicating its superiority for reliable dental prosthetics.
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In the field of removable prosthodontics, computer-aided design and computer-aided manufacturing (CAD/CAM) have become widely recognized. The traditional method, which uses heat-polymerized resins for injection or compression molding, necessitates up to five patient visits and laborious laboratory processes. A digital workflow combined with a CAD/CAM methodology can provide prompt prosthesis delivery for patients with time constraints.

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Purpose: To prepare a module on 'Digital Dentistry", which can be used to sensitize dental undergraduate students during their final year Prosthodontics curriculum.

Methods: Ethical approval (167/Ethics/2022) was taken from the Institution before starting the study. Need assessment was achieved using focused group discussion (Online Zoom meeting) of various stakeholders of the Department of Prosthodontics of the institution.

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Aim: The fabrication of an accurate prosthesis depends mainly on precise recording of the maxillo-mandibular relationship of the patient and transferring it to the articulator. BDIMPRESS is a new thermoplastic material that has been proposed as a potential material to be used as an inter-occlusal registration, but there has been no literature evidence regarding its application as a bite registration. The main purpose of this study is to evaluate and compare the dimensional stability, detail reproduction, and compressive resistance of new interocclusal recording material with other two commonly used materials.

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Aim: Hypersensitivity is the most common clinical problem which is encountered by most of dental patients undergoing a vital tooth preparation for a fixed crown prosthesis. The aim of this study is to evaluate the effect of silver diamine fluoride, potassium nitrate, and glutaraldehyde in reducing dentinal hypersensitivity following vital tooth preparation.

Settings And Design: This study is a randomized control trial performed on 119 teeth of 68 patients who are in need of fixed prosthesis treatment.

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The loss of teeth affects the aesthetics, function (mastication and speech), confidence, mental state, and the overall quality of life of an individual. Aggressive periodontitis is a destructive condition leading to loss of teeth at early stages of the disease. Individuals facing this inevitable condition of losing the teeth and replacement at a younger age experience formidable psychological distress.

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The key challenges to any health care setup during emergency situations, such as that of the COVID-19 pandemic would be to rapidly address hospital preparedness and response tailored to the local population, societal influences, political factors within the existing infrastructure, and workforce. Second, to adopt and moderate policies, standard operating procedures (SOPs) and guidelines issued by national and international agencies, such as WHO, CDC, and the Indian Council for Medical Research (ICMR) were tailor-made to the local conditions of the hospital and community. In this publication, we have discussed the challenges and experiences in preparation and responses to the ongoing COVID-19 pandemic at a tertiary teaching hospital situated at a suburban locale in a small union territory.

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The current pandemic due to the fast spreading of SARS-CoV-2 infection has caused severe impairment in health, social, economic, scientific, and medical sectors across the globe. Owing to the not so well understood mechanism of disease pathogenesis in terms of variations in immune responses, there remains obscure why some of the patients who are infected by the novel SARS-CoV-2 develop an unpredictable clinical course that rapidly causes severe and deadly complications/manifestations. Currently, several assays are available for the confirmation of SARS-CoV-2 infection at the point of care.

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Background: Establishment of optimal vertical dimension of occlusion (VDO) for prosthetic patients, either complete denture or fixed full mouth rehabilitation, is a vital step to discern at a pleasing esthetics and harmonious function. None of the experiments in the literature studied the hopeful inheritance of the VDO from a parent to offspring.

Purpose: The aim of this study was to establish the dominant mode of inheritance of VDO from parents to offspring using cephalometric landmarks.

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This paper proposes a fuzzy logic based new control scheme for the Unified Power Quality Conditioner (UPQC) for minimizing the voltage sag and total harmonic distortion in the distribution system consequently to improve the power quality. UPQC is a recent power electronic module which guarantees better power quality mitigation as it has both series-active and shunt-active power filters (APFs). The fuzzy logic controller has recently attracted a great deal of attention and possesses conceptually the quality of the simplicity by tackling complex systems with vagueness and ambiguity.

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Aims And Objectives: One of the factor which affects the strength of the tooth restored with core material is the property of the material. In clinical situation all such restored teeth are protected by crowns. This study evaluated the strength of different core materials on a compromised tooth structure after restoration with a crown.

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Introduction: The difficulty in reproducing accurate angle of condylar guidance in semi-adjustable articulators.

Purpose: The purpose of this study was to determine the correlation between the angle of horizontal condylar inclination obtained on a semi-adjustable articulator and the corresponding angle traced on a temporomandibular joint (TMJ) radiograph in completely edentulous subject.

Materials And Methods: The horizontal condylar inclination angle was obtained in a semi-adjustable articulator by means of height tracer (extra oral tracing device) and interocclusal records to program the articulator in 21 subjects.

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