Clinical outcomes of non-surgical root canal obturations using NeoMTA: A retrospective series of case reports.

NeoMTA is a commercially available tricalcium silicate-based cement intended for contact with pulp and periradicular tissues. The purpose of this study was to retrospectively evaluate the outcomes of non-surgical root canal treatments with NeoMTA obturations. Patients were treated in a private endodontic practice between 2015 and 2018.

Scleroderma and multiple teeth with invasive cervical resorption: is there a connection?

Scleroderma is a chronic connective tissue disease generally classified as an autoimmune rheumatic disease. Symptoms may include thickening of the skin, calcifications, Raynaud syndrome, and esophageal problems. Invasive cervical resorption is an aggressive form of external resorption localized in the cervical part of the tooth.

Exploring global health programs in U.S. dental schools.

Purpose: The purpose of this study was to survey and describe key curricular and extracurricular components of U.S. dental schools' global health programs.

Comparison of optical performance among three dental operating microscopes: A pilot study.

Introduction: Two important aspects of the dental operating microscope (DOM) that factor into its overall effectiveness are resolution and depth of field. Therefore, the objective of this study was to evaluate and compare the resolution and depth of field of DOMs from three well-known manufacturers using standardized test targets.

Materials And Methods: A resolution test, using the 1951 USAF Hi-Resolution Target (Edmund Optics, Barrington, NJ), and a depth of field test, using the Depth of Field Target 5-15 (Edmund Optics, Barrington, NJ), were performed by two calibrated observers.

Retrospective Analysis of Root-end Microsurgery Outcomes in a Postgraduate Program in Endodontics Using Calcium Silicate-based Cements as Root-end Filling Materials.

Introduction: The purpose of this retrospective study was to determine the clinical and radiographic outcomes of root-end microsurgery in a postgraduate program in endodontics using modern techniques and calcium silicate-based root-end filling materials (ProRoot MTA; Dentsply International, Johnson City, TN, and EndoSequence Root Repair Material [ERRM]; Brasseler USA, Savannah, GA) and to identify any potential prognostic factors that may have affected healing outcomes.

Methods: Clinical records and periapical radiographs were collected from patients who had undergone endodontic microsurgery between 2007 and 2018 in a postgraduate endodontic clinic with a minimum follow-up interval of 6 months. Either ProRoot MTA or ERRM was used as the root-end filling material.

International volunteer activities of US dentists: results of a survey.

Although several recent studies have gauged the participation of US dental schools and dental students in international volunteer programs, no study of US dentists' international dental volunteer activities has been published to date. The goal of this study was to quantify that participation and explore dentists' motivation for service. A web-based survey was developed, and, in August 2018, a hyperlink to a web-based survey consisting of 12 questions was sent to 19,679 US dentists whose names and contact information were obtained from a commercially obtained email list.

Histology of NeoMTA Plus and Quick-Set2 in Contact with Pulp and Periradicular Tissues in a Canine Model.

Introduction: NeoMTA Plus (Avalon Biomed Inc, Bradenton, FL) is a tricalcium silicate material similar to the first mineral trioxide aggregate product, ProRoot MTA (Dentsply Sirona, York, PA), but with improvements such as decreased setting time, increased ion release, increased water sorption, and nonstaining radiopacifiers. Quick-Set2 (Avalon Biomed Inc) is a newly formulated calcium aluminosilicate material that has a faster setting time and increased acid resistance and is nonstaining. The purpose of this study was to compare the healing of pulpal and periapical tissues in dogs after exposure to NeoMTA Plus and Quick-Set2 after pulpotomy and root-end surgery procedures.

Bioactive endodontic materials for everyday use: a review.

Bioceramic materials are at the forefront of modern dentistry. Bioactive bioceramic endodontic materials promote pulpal and periapical tissue healing and are easy to use. Dentists can choose among many endodontic materials, depending on their needs.

A National Survey of U.S. Dental Students' Experiences with International Service Trips.

Globalization, along with the increasing prevalence of non-communicable diseases, their risk factors, and poor oral health, demands global approaches to oral health care. Trained health care workers' providing volunteer services abroad is one model used for improving access to dental services for some communities. Currently, little is known about U.

Visual Fixation and Scan Patterns of Dentists Viewing Dental Periapical Radiographs: An Eye Tracking Pilot Study.

Introduction: The visual search patterns of dentists and the areas that attract their attention when interpreting dental periapical radiographs are currently unknown. This research identifies areas and patterns of visual fixation when observing dental periapical radiographs.

Methods: In an observational study using eye tracking technology and a convenience sample of 44 observers, the interpretations of 4 dental periapical radiographs were recorded using Camtasia Software (TechSmith, Okemos, MI) with a gaze tracking "bubble" denoting where within the radiograph the observers' eyes gazed.

Intraradicular Appearances Affect Radiographic Interpretation of the Periapical Area.

Introduction: No research exists evaluating the influences of specific variables such as obturation length, radiodensity, or the presence of voids on interpretation of periradicular area. The purpose of this study was to evaluate the effects of obturation length, radiodensity, and the presence of voids on the radiographic interpretations of periapical areas.

Methods: In a Web-based survey, 3 test image groups of variable obturation lengths, radiodensities, and numbers of voids were presented to observers for evaluation of the periapical areas.

Coronal and Intraradicular Appearances Affect Radiographic Perception of the Periapical Region.

Introduction: The influence of the radiographic appearances of the coronal and intraradicular areas on periapical radiographic interpretation has been minimally evaluated in dentistry and endodontics. The purpose of this study was to evaluate the effects that the coronal and intraradicular radiographic appearance has on endodontists' radiographic interpretations of periapical areas.

Methods: In a split-group study design using an online survey format, 2 pairs of digital periapical radiographic images were evaluated by 2 groups (A and B) of endodontist readers for the presence of a periapical finding.

Long-term Clinical Outcome of Teeth Obturated with Resilon.

Introduction: Although Resilon has been in clinical use as an endodontic obturation material for more than a decade, there is a lack of long-term clinical outcome studies. The purpose of this retrospective case-control study was to compare long-term clinical outcomes in teeth obturated with Resilon/RealSeal SE (RS) and GP/AH Plus (GP).

Methods: One hundred teeth treated at Texas A&M University College of Dentistry between 2007 and 2012 were included; 50 teeth were obturated with RS and 50 with GP.

International Volunteer Programs for Dental Students: Results of 2009 and 2016 Surveys of U.S. Dental Schools.

The aims of this study were to determine the prevalence and nature of international volunteer programs for predoctoral students at U.S. dental schools and to document the change over five years.

Clinical and Patient-centered Outcomes of Nonsurgical Root Canal Retreatment in First Molars Using Contemporary Techniques.

Introduction: There have been many recent technical advances in modern endodontics that have the potential to affect treatment outcomes. Reports on treatment outcomes using contemporary techniques are relatively scarce, especially in the field of nonsurgical retreatment. The purpose of this study was to determine the success of nonsurgical root canal retreatment in molars using contemporary endodontic techniques.

Comparative Analysis of Calcium Silicate-based Root Filling Materials Using an Open Apex Model.

Introduction: Many new calcium silicate-based root filling materials have emerged in the market; however, their performance in the orthograde obturation of an open apex has not been evaluated. The purpose of this study was to compare the marginal adaptation of ProRoot MTA (Dentsply Tulsa Dental, Tulsa, OK), NeoMTA Plus (Avalon Biomed Inc, Bradenton, FL), and Endosequence BC RRM-Fast Set Putty (BC RRM-FS; Brasseler USA, Savannah, GA) after orthograde placement in roots with open apices.

Methods: Palatal roots of maxillary molars were instrumented to create divergent open apices and divided into 4 groups for orthograde obturation: ProRoot MTA, NeoMTA Plus, BC RRM-FS, and BC RRM-FS + BC Sealer.

Histologic Assessment of Quick-Set and Mineral Trioxide Aggregate Pulpotomies in a Canine Model.

Introduction: Quick-Set (Primus Consulting, Bradenton, FL) is a calcium aluminosilicate cement that is a potential alternative to mineral trioxide aggregate (MTA) with greater acid resistance and faster setting. The purpose of this study was to compare the effects of Quick-Set and MTA on pulpal tissues in response to pulpotomy procedures.

Methods: The pulp chambers of 42 maxillary teeth in 7 beagle dogs were accessed, and the coronal pulpal tissue was removed.

The Landscape of Predoctoral Endodontic Education in the United States and Canada: Results of a Survey.

Few recent surveys have examined the contemporary landscape of predoctoral endodontic education in the United States and Canada, but anecdotal reports suggest that current dental students have difficulty obtaining adequate clinical endodontic experiences. The aims of this study were to quantify the clinical endodontic experiences of current U.S.

Residents' Perceptions of the Graduate Endodontic Application Selection Process and Match.

Introduction: Anecdotal reports suggest that the application process for graduate endodontic programs in the United States and Canada is inefficient and may be perceived by applicants as being unfair. This survey examines residents' perceptions of the graduate endodontic application process and related issues.

Methods: A web-based survey consisting of 24 questions on the residents' perception of the graduate endodontic application process was developed and e-mailed to 403 graduate endodontic students in the United States and Canada.

Clinical outcome of endodontic microsurgery that uses EndoSequence BC root repair material as the root-end filling material.

Introduction: The purpose of this retrospective study was to determine the clinical and radiographic outcome of root-end surgery when EndoSequence BC Root Repair (ES-BCRR) was used as the root-end filling material and to identify any possible prognostic factors that may have affected the healing outcome.

Methods: Clinical records and periapical radiographs were collected from patients who had undergone endodontic microsurgery between 2009 and 2013 in a private endodontic office and had a minimum 1-year follow-up. All surgical procedures were performed by a single endodontist.

The effect of obturation technique on the push-out bond strength of calcium silicate sealers.

Introduction: Calcium silicate-based sealers are known to have excellent sealing ability and bioactivities. They are typically recommended to be used in a single-cone (SC) technique. No studies have evaluated the effects of the thermoplastic obturation technique on the dentin interface of these sealers.

Comparison of Quick-Set and mineral trioxide aggregate root-end fillings for the regeneration of apical tissues in dogs.

Introduction: Quick-Set (Avalon Biomed Inc, Bradenton, FL) is a calcium aluminosilicate cement that is a potential alternative to mineral trioxide aggregate (MTA) with greater acid resistance and faster setting. The purpose of this study was to compare the regeneration of apical tissues after root-end surgery when the apical tissues were exposed to Quick-Set or White ProRoot MTA (Dentsply Tulsa Dental Specialties, Tulsa, OK) by root-end resection.

Methods: The root canals of 42 mandibular premolars in 7 beagle dogs were accessed, cleaned and shaped, and obturated with Quick-Set or white MTA.

Capping a pulpotomy with calcium aluminosilicate cement: comparison to mineral trioxide aggregates.

Introduction: Calcium aluminate cements have shown little affinity for bacterial growth, low toxicity, and immunogenicity when used as a restoration material, but calcium aluminate cements have not been tested in vivo in pulpotomy procedures.

Methods: To address this question, a calcium aluminosilicate cement (Quick-Set) was tested along with 2 mineral trioxide aggregates, ProRoot MTA and MTA Plus. These cements were used as a capping agent after pulpotomy.