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Browsing Odontology by UP Author "Van der Vyver, Petrus Jacobus"
Now showing items 1-20 of 48
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Van der Vyver, Petrus Jacobus; Botha, Francien Susanna; Herbst, Dirk; Ismail, M. (South African Dental Association, 2009-03)The objective of this in vitro study was to establish the antimicrobial efficacy and the effect of different activation methods on the smear layer at the coronal level of straight root canals of four different root canal ...
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Van der Vyver, Petrus Jacobus; Botha, Francien Susanna; De Wet, Francois A. (South African Dental Association, 2014-05)Endodontic therapy is a debridement procedure that requires removal of the irritants from the canal and periapical tissues if the treatment is to be successful. It is well established that bacteria are the main etiological ...
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Van der Vyver, Petrus Jacobus; Potgieter, Nicoline; Selvan, Brad D. (South African Dental Association, 2018-03)Apexogenesis is the treatment of choice for traumatized or carious teeth which, at the time of exposure, have a vital pulp and open apex. This article describes two cases of permanent teeth with carious exposures, ...
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Van der Vyver, Petrus Jacobus; Vorster, Martin; Jonker, C.H.; Potgieter, Nicoline (South African Dental Association, 2020-07)Calcific metamorphosis (CM) or pulp canal obliteration is a common occurrence following concussion and subluxation injuries. Although the exact mechanism by which the canal obliterates is unknown, it is believed to be ...
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Vorster, Martin; Van der Vyver, Petrus Jacobus; Paleker, Farzana (Elsevier, 2018-09)INTRODUCTION : The aim of this study was to compare centering ability and transportation values of the Primary WaveOne Gold (PWOG; Dentsply Sirona, Ballaigues, Switzerland) instrument with or without different glide path ...
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Jonker, Casper H.; Van der Vyver, Petrus Jacobus; Arnold, Samantha; Wood, Neil H. (South African Dental Association, 2020-03)BACKGROUND AND OBJECTIVES : Dens Invaginatus is a rare dental anomaly. The case presentation illustrates a combined endodontic and surgical approach of a maxillary lateral incisor that presented with a Type III Dens ...
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Predin Djuric, Natasa; Van der Vyver, Petrus Jacobus; Vorster, Martin; Vally, Zunaid Ismail (Wiley, 2021-12)The aim was to evaluate apical debris extrusion produced by a single-file system used in counter-clockwise reciprocation and compare it to rotary single-file systems used in clockwise rotation and clockwise reciprocation. ...
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Paleker, Farzana; Van der Vyver, Petrus Jacobus (Elsevier, 2016-07)The PURPOSE of this study was to compare centering ability and apical canal transportation of K-files (KF), ProGlider (PG) and G-Files (GF) after glide path enlargement in curved canals using micro–CT. METHODS : 30 ...
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Pillay, Maheshan; Vorster, Martin; Van der Vyver, Petrus Jacobus (South African Dental Association, 2021-06)INTRODUCTION : The aim of this study was to compare the failure rate and canal preparation times of the Primary WaveOne Gold file (Dentsply Sirona, Ballaigues, Switzerland) with the One Curve file (Micro Méga, Besançon, ...
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Van der Vyver, Petrus Jacobus; Vorster, Martin; Paleker, Farzana; Vally, Zunaid Ismail (South African Dental Association, 2020-05)To compare (i) canal centering ability and transportation of Primary WaveOne Gold in combination with WaveOne Gold Glider with ProTaper Next X2 in combination with ProGlider using Micro-CT, and (ii) difference in final ...
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Van der Vyver, Petrus Jacobus; Paleker, Farzana; Jonker, Casper Hendrik (South African Dental Association, 2015-05)INTRODUCTION : This study aimed to compare the preparation times of three different glide path preparation methods using nickel-titanium files in a rotary motion with those achieved by manual stainless-steel K-files. MATERIALS ...
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Warren, Nichola; Van der Vyver, Petrus Jacobus; Botha, Francien Susanna (South African Dental Association, 2015-03)INTRODUCTION : Disinfection is the main objective of root canal preparation and whilst irrigation is most commonly used, another method is Photo-activated Disinfection (PAD). AIMS AND OBJECTIVES : The aim of this in ...
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Vorster, Martin; Van der Vyver, Petrus Jacobus; Markou, George (Elsevier, 2023-01)INTRODUCTION : The purpose of this study was to evaluate and compare 2 different access cavity designs in combination with 2 popular single-file preparation systems to see which combination preserves dentin, more specifically ...
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Vorster, Martin; Gravett, Dewald Zane; Van der Vyver, Petrus Jacobus; Markou, George (Elsevier, 2023-05)INTRODUCTION : This study evaluated the effect of traditional and conservative endodontic access cavity designs in combination with WaveOne Gold and TruNatomy instrumentation systems on the fracture resistance of mandibular ...
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Vorster, Martin; Van der Vyver, Petrus Jacobus; Markou, George (Elsevier, 2022-07)INTRODUCTION : The aim was to compare the glide path and final preparation times of WaveOne Gold and TruNatomy in conjunction with two different endodontic access cavity designs in extracted human molar teeth. METHODS : ...
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Van der Vyver, Petrus Jacobus; De Wet, Francois A. (South African Dental Association, 2009-07)PURPOSE: This study evaluated the surface quality of a new low-shrinking experimental resin restorative material after polishing with seven different techniques. METHODS: The composite resin used in this study was the ...
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Van der Vyver, Petrus Jacobus; Paleker, Farzana (South African Dental Association, 2013-11)Pulpal obliteration can be defined as the partial or complete calcification of the pulp chamber. Even though radiographic assessment may give an impression of complete obliteration, there is often evidence, on close ...
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Jonker, C.H.; Van der Vyver, Petrus Jacobus (South African Dental Association, 2019)The Human Immunodeficiency Virus (HIV) has been a focal point of investigation over the last few years. Consideration of endodontic treatment in an HIV-positive patient needs a calculated approach as the choice of materials ...
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Van der Vyver, Petrus Jacobus; Vorster, Martin; Farzana Martin; De Wet, Francois A. (South African Dental Association, 2019-06)Chemo-mechanical preparation and the removal of infected dentine in order to eliminate microorganisms and avoid apical periodontitis remain the main objectives in endodontic treatment. Mechanical preparation of the ...
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Predin Djuric, Natasa; Van der Vyver, Petrus Jacobus; Vorster, Martin; Vally, Zunaid Ismail (South African Dental Association, 2021-02)The primary cause of a periapical inflammatory lesion is intra-radicular microbial infection. Prevention and elimination of apical periodontitis is achieved through successful endodontic treatment. Endodontic treatment is ...
Now showing items 1-20 of 48