Fluorescence-aided removal of orthodontic composites: an in vivo comparative study

Prog Orthod. 2022 May 23;23(1):16. doi: 10.1186/s40510-022-00411-w. ABSTRACT BACKGROUND: To compare the fluorescent properties of 6 different orthodontic adhesives and provide useful information for clinicians in the adhesion choice, in order to remove it easily at the end of orthodontic treatment by using the Fluorescence-aided Identification Technique (FIT). METHODS: Six orthodontic adhesives were included: Ortho…

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A non-invasive system to manage impacted teeth associated with a large dentigerous cyst

J Orthod. 2022 Mar 24:14653125221088341. doi: 10.1177/14653125221088341. Online ahead of print. ABSTRACT A male patient aged 11 years presented a large dentigerous cyst in the lower left quadrant associated with retained deciduous lower lateral incisor and canine and impacted, unerupted corresponding permanent ones. The treatment consisted in marsupialisation and placement of a modified lingual arch…

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Open bite treatment using clear aligners

Angle Orthod. 2013 Sep;83(5):913-9. doi: 10.2319/080212-627.1. Epub 2013 Jan 30. ABSTRACT A 35-year-old female patient with dentoalveolar open bite of 4 mm, molar Class I malocclusion, centered midlines, moderate crowding, and labial inclination of the lower incisor was treated with clear aligners to reduce protrusion and close the anterior open bite. The result showed that…

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3D FEM comparison of lingual and labial orthodontics in en masse retraction

Prog Orthod. 2014 May 30;15(1):38. doi: 10.1186/s40510-014-0038-9. ABSTRACT BACKGROUND: The aim of this study was to compare displacements and stress after en masse retraction of mandibular dentition with lingual and labial orthodontics using three-dimensional (3D) finite element models (FEM). METHODS: A 3D FEM of each lower tooth was constructed and located as appropriate to Roth’s…

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Frictional resistance exerted by different lingual and labial brackets: an in vitro study

Prog Orthod. 2013 Oct 18;14:37. doi: 10.1186/2196-1042-14-37. ABSTRACT BACKGROUND: Although much has been written on the implications of friction generated between orthodontic archwires and labial brackets, information on lingual brackets is still limited. Hence, we set out to investigate the frictional resistance exerted by different lingual and labial brackets, including both conventional and self-ligating designs.…

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The dynforce archwire

Ann Stomatol (Roma). 2013 Jun 25;4(2):204-11. eCollection 2013. ABSTRACT This article is a presentation of a clinical methodology aimed at minimizing binding in fixed orthodontic appliances. The dynforce archwire is explained. The dynforce archwire has a full size anterior segment (e.g. .021×.025) and undersized posterior segments with rectangular cross-section (e.g. .018×.025 or .018×.022), and is…

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Authors’ response

Am J Orthod Dentofacial Orthop. 2013 Aug;144(2):164-5. doi: 10.1016/j.ajodo.2013.06.003. NO ABSTRACT PMID:23910190 | DOI:10.1016/j.ajodo.2013.06.003

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Comparison of adhesion forces developed by foil mesh of various dimensions applied in combination with composites of different viscosity

Int Orthod. 2013 Sep;11(3):290-302. doi: 10.1016/j.ortho.2013.05.004. Epub 2013 Jul 15. ABSTRACT OBJECTIVES: The aim of this study was to determine what effect various combinations of particular bracket bases and composites of different viscosity have on adhesion force. MATERIALS AND METHODS: Eighty extracted premolars, upper and lower, were randomly assigned to four groups of 20 teeth…

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Intra-arch widths: a meta-analysis

Int Orthod. 2013 Jun;11(2):177-92. doi: 10.1016/j.ortho.2013.02.005. Epub 2013 Apr 2. ABSTRACT OBJECTIVE: To determine and compare the mean values of various intra-arch distances in Class I, Class II division 1 and Class II division 2 patients. MATERIALS AND METHODS: The search engines PubMed, Embrace and Cochrane were employed to select articles for further study, and…

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Temporomandibular Joint Disorders in Patients With Different Facial Morphology. A Systematic Review of the Literature

J Oral Maxillofac Surg. 2016 Jan;74(1):29-46. doi: 10.1016/j.joms.2015.07.006. Epub 2015 Jul 18. ABSTRACT PURPOSE: The present article aimed to review systematically the literature on the relation between facial skeletal structures and temporomandibular joint (TMJ) disorders. MATERIALS AND METHODS: A systematic search in the dental and medical literature was performed to identify all studies of humans…

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Three-dimensional assessment of teeth first-, second- and third-order position in Caucasian and African subjects with ideal occlusion

Prog Orthod. 2015;16:11. doi: 10.1186/s40510-015-0086-9. Epub 2015 May 26. ABSTRACT BACKGROUND: The aim of this study was to provide an updated version of Andrews’ seminal study by exploiting 3D software to analyse the tip, torque and in-out values of two groups of different racial and ethnic background. METHODS: The analysis was conducted on one Caucasian…

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Determining shapes and dimensions of dental arches for the use of straight-wire arches in lingual technique

Dental Press J Orthod. 2014 Sep-Oct;19(5):116-22. doi: 10.1590/2176-9451.19.5.116-122.oar. ABSTRACT INTRODUCTION: This study aims to determine the shape and dimension of dental arches from a lingual perspective, and determine shape and size of a straight archwire used for lingual Orthodontics. METHODS: The study sample comprised 70 Caucasian Brazilian individuals with normal occlusion and at least four…

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Optimal parameters for final position of teeth in space closure in case of a missing upper lateral incisor

Prog Orthod. 2014 Nov 27;15(1):63. doi: 10.1186/s40510-014-0063-8. ABSTRACT BACKGROUND: The aim of this study was to provide clinical indications for the correct management of appliances in space closure treatment of patients with agenesis of the upper lateral incisors. METHODS: Virtual setup for space closure was performed in 30 patients with upper lateral incisor agenesis. Tip,…

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Comparative analysis of real and ideal wire-slot play in square and rectangular archwires

Angle Orthod. 2015 Sep;85(5):848-58. doi: 10.2319/072214-510.1. Epub 2014 Nov 18. ABSTRACT OBJECTIVE: To evaluate the degree to which the height, width, and cross-section of rectangular and square orthodontic archwires affect the play between the archwires and the bracket slot. MATERIALS AND METHODS: The stated measurements (height and width) of 43 archwires from six different manufacturers…

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Preliminary biometric analysis of mesiodistal tooth dimensions in subjects with normal occlusion

Am J Orthod Dentofacial Orthop. 2016 Jul;150(1):105-15. doi: 10.1016/j.ajodo.2015.12.021. ABSTRACT INTRODUCTION: The aims of this study were to confirm the efficacy of the Bolton index in a group of natural Class I white Italian patients with complete dentition, minimal crowding, and no previous orthodontic treatment, and to evaluate the mesiodistal tooth dimensions with multivariate cluster…

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Stress relaxation properties of four orthodontic aligner materials: A 24-hour in vitro study

Angle Orthod. 2017 Jan;87(1):11-18. doi: 10.2319/113015-813.1. Epub 2016 Jun 17. ABSTRACT OBJECTIVE: To investigate the stress release properties of four thermoplastic materials used to make orthodontic aligners when subjected to 24 consecutive hours of deflection. MATERIALS AND METHODS: Four types of aligner materials (two single and two double layered) were selected. After initial yield strength…

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Quantitative cone-beam computed tomography evaluation of premaxilla and symphysis in Class I and Class III malocclusions

Int Orthod. 2016 Jun;14(2):143-60. doi: 10.1016/j.ortho.2016.03.014. Epub 2016 Apr 16. ABSTRACT AIMS: In order to compare the premaxilla and symphysis in Class I and Class III individuals, we measured the following parameters on CBCT scans: incisor inclination, symphyseal morphology, upper alveolar process morphology, symphyseal and maxillary leeway space, as well as anterior and posterior maxillary…

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Caries prevention during orthodontic treatment: In-vivo assessment of high-fluoride varnish to prevent white spot lesions

Am J Orthod Dentofacial Orthop. 2016 Feb;149(2):238-43. doi: 10.1016/j.ajodo.2015.07.039. ABSTRACT INTRODUCTION: Our objective was to evaluate the efficacy of a fluoridated varnish in preventing white spot lesions in patients with fixed appliances. A laser-induced fluorescence device was used to determine any correlations between the degree of demineralization and the length of the observation period, the…

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Load deflection characteristics of square and rectangular archwires

Int Orthod. 2016 Mar;14(1):1-14. doi: 10.1016/j.ortho.2015.12.011. Epub 2016 Jan 27. ABSTRACT AIMS: To determine and compare the relative stiffness of a large selection of commonly-used square and rectangular steel, super-tempered steel, NiTi, and TMA orthodontic archwires of various cross-sections, in order to provide the clinician with a useful, easy-to-consult guide to archwire sequence selection. MATERIALS…

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Optical properties of orthodontic aligners–spectrophotometry analysis of three types before and after aging

Prog Orthod. 2015;16:41. doi: 10.1186/s40510-015-0111-z. Epub 2015 Nov 18. ABSTRACT BACKGROUND: The aim was to assess and compare absorbance and transmittance values of three types of clear orthodontic aligners before and after two cycles of in vitro aging. METHODS: Nine samples of orthodontic aligners from three different manufacturers (Invisalign, Align Technology, Santa Clara, CA, USA;…

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Comparison of dental and alveolar arch forms between different ethnic groups

Int Orthod. 2015 Dec;13(4):462-88. doi: 10.1016/j.ortho.2015.09.013. Epub 2015 Nov 4. ABSTRACT OBJECTIVE: The aims of this study were to evaluate, by means of 3D software, any correlation between ethnic group and the shape and size of the dental arcade and its bony support, and to investigate the correspondence between the latter two variables within each…

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Orthodontics is temporomandibular disorder-neutral

Angle Orthod. 2016 Jul;86(4):649-54. doi: 10.2319/051015-318.1. Epub 2015 Oct 29. ABSTRACT OBJECTIVES: To assess if subjects with a clinical diagnosis of temporomandibular disorders (TMDs) have a similar prevalence of orthodontic history as a population of TMD-free individuals and to assess if those subjects who have a history of ideal orthodontics have fewer symptoms than those…

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Authors’ response

Am J Orthod Dentofacial Orthop. 2017 Feb;151(2):237-238. doi: 10.1016/j.ajodo.2016.11.013. NO ABSTRACT PMID:28153147 | DOI:10.1016/j.ajodo.2016.11.013

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Dental Angle class asymmetry and temporomandibular disorders

J Orofac Orthop. 2017 May;78(3):253-258. doi: 10.1007/s00056-016-0079-4. Epub 2017 Jan 13. ABSTRACT OBJECTIVES: The aim of this study was to determine whether there is an association between the presence of asymmetric molar or canine Angle classes on the two sides and the presence of temporomandibular joint dysfunction (TMD). MATERIALS AND METHODS: Participants to the study…

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Evaluation of the stiffness characteristics of rapid palatal expander screws

Prog Orthod. 2016 Dec;17(1):36. doi: 10.1186/s40510-016-0151-z. Epub 2016 Nov 28. ABSTRACT BACKGROUND: The aim of this study is to evaluate the mechanical properties of the screws used for rapid expansion of the upper jaw. METHODS: Ten types of expansion screw were assessed, seven with four arms: Lancer Philosophy 1, Dentaurum Hyrax Click Medium, Forestadent Anatomic…

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Stiffness comparison of mushroom and straight SS and TMA lingual archwires

Prog Orthod. 2016 Dec;17(1):27. doi: 10.1186/s40510-016-0140-2. Epub 2016 Sep 12. ABSTRACT BACKGROUND: The aim of this study is to investigate the relative stiffness of straight and mushroom lingual archwires of different diameters, cross sections and alloys, plotting their load/deflection graphs and using a modified three-point bending test. METHODS: Fujita’s mushroom archwires and straight lingual archwires…

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Esthetic evaluation of implants vs canine substitution in patients with congenitally missing maxillary lateral incisors: Are there any new insights?

Am J Orthod Dentofacial Orthop. 2016 Sep;150(3):416-24. doi: 10.1016/j.ajodo.2016.02.025. ABSTRACT INTRODUCTION: The aims of the study were to determine how a panel of orthodontists, dentists, and laypersons rated the esthetic appeal of dentitions after orthodontic space closure by canine substitution compared with space opening and replacement of missing maxillary lateral incisors by implant-borne crowns and…

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Objective assessment of compliance with intra- and extraoral removable appliances

Angle Orthod. 2017 Jan;87(1):88-95. doi: 10.2319/020616-104.1. Epub 2016 Aug 10. ABSTRACT OBJECTIVE: To conduct an objective assessment of the level of compliance in young patients prescribed various types of removable appliances and to determine the influence of device type, treatment duration, and patient age, gender, psychological maturity, and awareness of monitoring on compliance. MATERIALS AND…

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Assessment of Anxiety and Coping Features in Bruxers: A Portable Electromyographic and Electrocardiographic Study

J Oral Facial Pain Headache. 2016 Summer;30(3):249-54. doi: 10.11607/ofph.1616. ABSTRACT AIMS: To determine whether there is a correlation between any psychological features and sleep bruxism (SB). METHODS: A total of 36 healthy volunteers underwent an in-home evaluation with a portable device combining electromyographic (EMG) and electrocardiographic (ECG) recordings for the diagnosis of SB. They were…

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Relationship of self-reported sleep bruxism and awake bruxism with chronotype profiles in Italian dental students

Cranio. 2019 May;37(3):147-152. doi: 10.1080/08869634.2018.1431600. Epub 2018 Jan 29. ABSTRACT OBJECTIVES: A cross-sectional study was performed to assess the association between possible sleep bruxism (SB) and awake bruxism (AB) with sleep characteristics and chronotype (i.e. circadian cycle preference). METHODS: One-hundred-nineteen young adults filled out a self-reported questionnaire to assess SB and AB, a questionnaire about…

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Comparative SEM analysis of nine F22 aligner cleaning strategies

Prog Orthod. 2017 Dec;18(1):26. doi: 10.1186/s40510-017-0178-9. Epub 2017 Sep 11. ABSTRACT BACKGROUND: The orthodontics industry has paid great attention to the aesthetics of orthodontic appliances, seeking to make them as invisible as possible. There are several advantages to clear aligner systems, including aesthetics, comfort, chairside time reduction, and the fact that they can be removed…

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Mechanical properties of multi-force vs. conventional NiTi archwires

J Orofac Orthop. 2019 Mar;80(2):57-67. doi: 10.1007/s00056-018-00164-4. Epub 2019 Jan 4. ABSTRACT AIMS: Mechanical properties along the length of latest generation “multi-force” archwires were measured and compare with commercially available thermally activated and non-thermally activated nickel-titanium (NiTi) archwires. MATERIALS AND METHODS: A modified deflection test was used to produce load/deflection curves for different positions along…

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Does low-frequency vibration have an effect on aligner treatment? A single-centre, randomized controlled trial

Eur J Orthod. 2019 Aug 8;41(4):434-443. doi: 10.1093/ejo/cjy076. ABSTRACT BACKGROUND: Low-frequency vibrations have been proposed as a means of accelerating tooth movement and reducing orthodontic treatment times. OBJECTIVE: To determine any differences in the accuracy of dental movement in patients treated with a low-frequency vibration aligner protocol and/or by reducing the aligner replacement interval with…

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Class II subdivision correction with clear aligners using intermaxilary elastics

Prog Orthod. 2018 Sep 1;19(1):32. doi: 10.1186/s40510-018-0221-5. ABSTRACT BACKGROUND: To describe an esthetic orthodontic treatment using aligners in an adult patient with class II subdivision associated with crowding and dental crossbite. An 18-year-old hyperdivergent male patient with skeletal class II from mandibular retrusion presented for an orthodontic treatment. Occlusally, the patient presents class II subdivision,…

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Comparative analysis of jaw morphology and temporomandibular disorders: A three-dimension imaging study

Cranio. 2020 May;38(3):158-167. doi: 10.1080/08869634.2018.1507094. Epub 2018 Aug 14. ABSTRACT Objective: To investigate the association between volumetric measurements of craniofacial morphology and temporomandibular disorders (TMDs). Methods: Computerized tomography (CT) scans of 20 individuals aged 18 to 40 with (TMD group) or without TMJ pain (control group) were gathered based on a case-control design. Three-dimensional reconstructions…

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Effects of invisible orthodontic retainers on masticatory muscles activity during sleep: a controlled trial

Prog Orthod. 2018 Jul 23;19(1):24. doi: 10.1186/s40510-018-0228-y. ABSTRACT BACKGROUND: This study aims to evaluate if invisible orthodontic retainers can affect sleep-time masticatory muscle activity (sMMA) over a short-term period in healthy individuals. METHODS: Nineteen (N = 19) healthy subjects underwent an in-home evaluation with a portable device for electromyographic (EMG) assessment. The study protocol provided…

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Class III malocclusion and bilateral cross-bite in an adult patient treated with miniscrew-assisted rapid palatal expander and aligners

Angle Orthod. 2018 Sep;88(5):649-664. doi: 10.2319/111617-790.1. Epub 2018 May 1. ABSTRACT This case report describes the use of a miniscrew-assisted rapid palatal expander and aligners to correct bilateral cross-bite and crowding in an adult patient with a Class III skeletal pattern. A digitally designed surgical guide was three-dimensionally printed and used to accurately insert four…

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Skeletal and dentoalveolar effects of hybrid rapid palatal expansion and facemask treatment in growing skeletal Class III patients

Am J Orthod Dentofacial Orthop. 2018 Feb;153(2):262-268. doi: 10.1016/j.ajodo.2017.06.022. ABSTRACT INTRODUCTION: The purpose of this study was to describe the skeletal and dentoalveolar changes in a group of growing skeletal Class III patients treated with hybrid rapid palatal expansion and facemask. METHODS: Twenty-eight growing patients with skeletal Class III malocclusion were treated using a rapid…

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Mechanical Tillage Diversely Affects Glomalin Content, Water Stable Aggregates and AM Fungal Community in the Soil Profiles of Two Differently Managed Olive Orchards

Biomolecules. 2019 Oct 22;9(10):639. doi: 10.3390/biom9100639. ABSTRACT This work was designed to investigate the effect of mechanical tillage on glomalin content, arbuscular mycorrhizal fungi (AMF) abundance and diversity, and the concentration of water stable aggregates (WSA), in two adjacent olive groves located in Basilicata (Italy) that were managed over the course of 11 years in…

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Smartphone-based application for EMA assessment of awake bruxism: compliance evaluation in a sample of healthy young adults

Clin Oral Investig. 2020 Apr;24(4):1395-1400. doi: 10.1007/s00784-019-03098-2. Epub 2019 Oct 24. ABSTRACT OBJECTIVE: A smartphone-based ecological momentary assessment (EMA) strategy to collect real time data on awake bruxism (AB) has been recently introduced. The aim of this study was to assess the compliance with its use over 1 week in a sample of healthy young…

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Marsupialization of a dentigerous cyst followed by orthodontic traction of two retained teeth: A case report

Int Orthod. 2019 Jun;17(2):365-374. doi: 10.1016/j.ortho.2019.03.019. Epub 2019 Apr 22. ABSTRACT This case report discussed a combined surgical-orthodontic rescue of two impacted teeth in a large dentigerous cyst by the means of fixed orthodontic appliances. After careful evaluation of the 3D radiographic exams, extraction of the deciduous elements was carried out, followed by marsupialization and…

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Correlation Between Sleep-Time Masseter Muscle Activity and Tooth Wear: An Electromyographic Study

J Oral Facial Pain Headache. 2019 Spring;33(2):199-204. doi: 10.11607/ofph.2081. ABSTRACT AIMS: To assess the correlation between tooth wear and sleep-time masseter muscle activity (sMMA) in a group of healthy young adults who underwent home electromyographic/electrocardiographic (EMG/ECG) recordings with a portable device. METHODS: A total of 41 healthy volunteers (23 women, 18 men; mean age 28.8…

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Self-reported awake bruxism and chronotype profile: a multicenter study on Brazilian, Portuguese and Italian dental students

Cranio. 2021 Mar;39(2):113-118. doi: 10.1080/08869634.2019.1587854. Epub 2019 Mar 25. ABSTRACT Objective: To assess the association between self-reported awake bruxism (AB) and the chronotype profile among Brazilian, Portuguese, and Italian dental students.Methods: A cross-sectional study involving 205 dental students was developed. Self-reported AB as well as information on sleep characteristics were collected from a questionnaire. The…

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Class II treatment by palatal miniscrew-system appliance: A case report

Angle Orthod. 2020 Mar;90(2):305-313. doi: 10.2319/080218-559.1. Epub 2019 Mar 12. ABSTRACT This case shows that using a rapid palatal expander (RPE) and then a pendulum appliance anchored to palatal miniscrews is an option for improving treatment management in a noncompliant patient requiring maxillary expansion and molar distalization in the late mixed dentition. First, an RPE…

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Efficacy of swm appliance in the expression of first-, second- and third-order information in Class I and Class II

J Clin Exp Dent. 2019 Jan 1;11(1):e97-e102. doi: 10.4317/jced.55399. eCollection 2019 Jan. ABSTRACT BACKGROUND: To assess the efficacy of a multibracket appliance-Straight-wire Mirabella (SWM) prescription-in terms of achieving the ideal first-, second- and third-order values proposed by Andrews. MATERIAL AND METHODS: A total sample of 46 Caucasian subjects was divided into two groups: 23 with…

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The mechanical behavior of as received and retrieved nickel titanium orthodontic archwires

Prog Orthod. 2019 Jan 7;20(1):1. doi: 10.1186/s40510-018-0251-z. ABSTRACT OBJECTIVES: The aim of this study is to investigate and compare the characteristics of as received and retrieved NiTi archwires at a constant temperature by plotting their load/deflection graphs and quantifying three parameters describing the discharge plateau phase. MATERIALS AND METHODS: Two hundred four NiTi archwires, traditional…

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Assessment of stiffness and load deflection of orthodontic miniscrews used for palatal anchorage: An in vitro biomechanical study

Int Orthod. 2020 Dec;18(4):809-819. doi: 10.1016/j.ortho.2020.08.005. Epub 2020 Sep 28. ABSTRACT OBJECTIVE: The purpose of this study was to evaluate the biomechanical properties of miniscrews of 5 different lengths, 2 different diameters, and different combinations of insertion used for palatal skeletal anchorage. MATERIALS AND METHODS: Twenty-four different combinations of a total of 120 miniscrews of…

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Short-term variation in the subgingival microbiota in two groups of patients treated with clear aligners and vestibular fixed appliances: A longitudinal study

Orthod Craniofac Res. 2021 May;24(2):251-260. doi: 10.1111/ocr.12427. Epub 2020 Oct 15. ABSTRACT OBJECTIVE: To evaluate the subgingival microbiological changes during the first six months of therapy with clear aligners (CAs) and fixed appliances (FAs). The null hypothesis was that there would be no microbiological differences between the two. SETTING/SAMPLE: Two groups of patients to be…

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Lower incisor extraction therapy in a complex case with an ankylosed tooth in an adult patient: A case report

Int Orthod. 2020 Dec;18(4):850-862. doi: 10.1016/j.ortho.2020.08.006. Epub 2020 Sep 15. ABSTRACT This case report describes a successful orthodontic therapy of an adult female treated by mandibular central incisor extraction and vestibular fixed appliances. The patient presented a skeletal Class I with normodivergent facial pattern, Class II subdivision dental relationship, extremely deep Curve of Spee and…

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Clear aligner hybrid approach: A case report

J World Fed Orthod. 2020 Mar;9(1):32-43. doi: 10.1016/j.ejwf.2020.01.001. Epub 2020 Feb 12. ABSTRACT INTRODUCTION: This case demonstrates that hybrid application of clear aligners can be a rational and efficient approach for treating malocclusions, as compared with a clear aligner therapy alone option in which the magnitude of some movements would require a higher number of…

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Fluorescence-aided composite removal during lingual bracket debonding

J Esthet Restor Dent. 2020 Oct;32(7):634-637. doi: 10.1111/jerd.12618. Epub 2020 Jul 9. ABSTRACT OBJECTIVE: This report describes the fluorescence-aided composite removal during lingual bracket debonding with an ultraviolet light emitting diode flashlight. The purpose of this technique is to help clinicians in composite removal without enamel surface damage. CLINICAL CONSIDERATIONS: The bracket debonding requires clinical…

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Early class III treatment with hybrid rapid palatal expander combined with facemask

Int Orthod. 2020 Sep;18(3):624-635. doi: 10.1016/j.ortho.2020.05.002. Epub 2020 Jun 10. ABSTRACT BACKGROUND: Class III patients are characterized by a deficiency of the maxilla and/or a prognathism of the mandible and require early treatment. DIAGNOSIS: This case report describes the treatment of a 5-year-old patient with a skeletal class III relationship, a significant mandibular symphysis deviation…

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MicroCT X-ray comparison of aligner gap and thickness of six brands of aligners: an in-vitro study

Prog Orthod. 2020 May 11;21(1):12. doi: 10.1186/s40510-020-00312-w. ABSTRACT BACKGROUND: To investigate and compare the gap (i.e. fit) and thickness of six aligner systems (Airnivol, ALL IN, Arc Angel, F22, Invisalign and Nuvola) using industrial computed tomography (CT). The null hypothesis was that there would be no detectable differences in either measurement between the aligners investigated.…

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Analysis of tooth anatomy in adults with ideal occlusion: A preliminary study

Am J Orthod Dentofacial Orthop. 2020 Feb;157(2):218-227. doi: 10.1016/j.ajodo.2019.03.024. ABSTRACT INTRODUCTION: The aim of this study was to investigate the vestibular anatomy of teeth in samples of adult Italian and Mozambican subjects in ideal occlusion and permanent dentition and identify any anatomic characteristics that may influence bonding in the straight-wire technique. METHODS: Linear measurements and…

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Comparative analysis of passive play and torque expression in self-ligating and traditional lingual brackets

J Orofac Orthop. 2022 Jan;83(1):13-22. doi: 10.1007/s00056-021-00314-1. Epub 2021 Jun 29. ABSTRACT INTRODUCTION: The aim of this study was to determine and compare the play and torque expression of self-ligating and conventionally ligated lingual brackets, with square and rectangular slots, when engaged with archwires of different size, cross section and material. METHODS: Passive play and…

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Preliminary Molecular Survey of the Possible Presence of Xylella fastidiosa in the Upper Ionian Coasts of Calabria, Italy, through the Capture and Analysis of Its Main Vector Insects

Insects. 2021 May 13;12(5):446. doi: 10.3390/insects12050446. ABSTRACT Xylella fastidiosa subsp. pauca, strain CoDiRO is the bacterium responsible for the onset of the disease known as the olive quick decline syndrome, which has been causing a phytosanitary and economic emergency in the Apulia region since 2013. To date, three insect species have been identified as pathogenic…

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Comparison of the accuracy of digital face scans obtained by two different scanners

Angle Orthod. 2021 Sep 1;91(5):641-649. doi: 10.2319/092720-823.1. ABSTRACT OBJECTIVES: To compare the degree of accuracy of the Face Hunter facial scanner and the Dental Pro application for facial scanning, with respect to both manual measurements and each other. MATERIALS AND METHODS: Twenty-five patients were measured manually and scanned using each device. Six reference markers were…

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Association of the mid-palatal suture morphology to the age and to its density: A CBCT retrospective comparative observational study

Int Orthod. 2021 Jun;19(2):235-242. doi: 10.1016/j.ortho.2021.03.002. Epub 2021 Mar 27. ABSTRACT OBJECTIVE: The twofold aim of the present investigation was to: 1. evaluate the degree of mid-palatal suture (MPS) maturation via CBCT in relation to patient age, and 2. to determine whether there was a correlation between quantitative (i.e., suture density) and qualitative (i.e., suture…

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Micro-computed tomography evaluation of general trends in aligner thickness and gap width after thermoforming procedures involving six commercial clear aligners: An in vitro study

Korean J Orthod. 2021 Mar 25;51(2):135-141. doi: 10.4041/kjod.2021.51.2.135. ABSTRACT OBJECTIVE: To assess the effects of thermoforming on aligner thickness and gap width in six aligner systems with the same nominal thickness. METHODS: Six passive upper aligners of different brands were adapted to a single printed cast. Each sample was evaluated with high-resolution micro-computed tomography. To…

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Dual-section versus conventional archwire for en-masse retraction of anterior teeth with direct skeletal anchorage: a finite element analysis

BMC Oral Health. 2021 Feb 25;21(1):87. doi: 10.1186/s12903-021-01443-0. ABSTRACT BACKGROUND: The aim of this study is to compare the biomechanical effects of the conventional 0.019 × 0.025-in stainless steel archwire with the dual-section archwire when en-masse retraction is performed with sliding mechanics and skeletal anchorage. METHODS: Models of maxillary dentition equipped with the 0.019 ×…

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Class II subdivision with skeletal transverse maxillary deficit treated by single-sitting bone-borne appliance

Angle Orthod. 2021 Jan 1;91(1):129-137. doi: 10.2319/050520-394.1. ABSTRACT This case report describes orthodontic treatment including both skeletal maxillary expansion and unilateral distalization by means of a single bone-borne appliance followed by clear aligner therapy in a young adult patient. A surgical guide was digitally designed and three-dimensionally printed to facilitate the placement of four miniscrews…

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The perceived impact of the COVID-19 pandemic on dental undergraduate students in the Italian region of Emilia-Romagna

Eur J Dent Educ. 2021 Aug;25(3):621-633. doi: 10.1111/eje.12640. Epub 2020 Dec 14. ABSTRACT INTRODUCTION: The outbreak and diffusion of the novel SARS-CoV2 coronavirus have caused an emergency status in the dental education system. MATERIALS AND METHODS: An anonymous survey composed of 34 questions was delivered to students of the Master Degree Programme in Dentistry and…

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Non-surgical adult class II high-angle treatment with an invisible appliance: A case report

Int Orthod. 2022 Jan 15:100605. doi: 10.1016/j.ortho.2021.100605. Online ahead of print. ABSTRACT This case report describes the complex situation of a young adult Class II hyperdivergent patient treated by premolar extraction with a straight wire lingual appliance. Despite the patient’s refusal to undergo surgical treatment, the dual goals of ideal occlusal relationship and profile improvement…

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Space closure by miniscrew-assisted mesialization of an upper third molar and partial vestibular fixed appliance: A case report

Int Orthod. 2022 Jan 7:100602. doi: 10.1016/j.ortho.2021.100602. Online ahead of print. ABSTRACT This case report demonstrates how the use of skeletal anchorage and appropriate orthodontic biomechanics can be used to resolve even complex cases, reducing unwanted dental movements and allowing the use of a partial vestibular appliance. It describes the complete mesialization of the left…

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Cephalometric analysis of dental and skeletal effects of Carriere Motion 3D appliance for Class II malocclusion

Am J Orthod Dentofacial Orthop. 2022 Jan 4:S0889-5406(21)00796-4. doi: 10.1016/j.ajodo.2020.12.024. Online ahead of print. ABSTRACT INTRODUCTION: The objective was to describe the dental and skeletal changes obtained using the Carriere Motion Appliance (CMA), lateral cephalogram, and the corresponding cephalometric tracings. METHODS: A sample of 29 patients with Class II malocclusion (mean age, 12.6 ± 1.7…

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Detailed three-dimensional orthodontic tooth repositioning to improve restorative outcome

Angle Orthod. 2021 Dec 30. doi: 10.2319/061721-487.1. Online ahead of print. ABSTRACT The case describes the interdisciplinary treatment of a 23-year-old woman with a Class III malocclusion, missing an upper right lateral incisor, abrasion of the maxillary incisal edges, anterior gingival margin discrepancies, and gingival recession. Initially, the patient was treated with fixed appliances combined…

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Severe transverse discrepancy in adult Class III patient: Parallel rapid palatal expansion with a bone-borne tandem expansion screws (TSE) followed by lingual fixed appliance for a non-surgical treatment: A case report

Int Orthod. 2021 Dec 3:S1761-7227(21)00144-3. doi: 10.1016/j.ortho.2021.11.001. Online ahead of print. ABSTRACT INTRODUCTION: Midpalatal suture opening in young adults is often difficult to achieve, depending on the suture maturation stage. It has been suggested that it is possible to avoid surgery and still achieve a successful pure skeletal expansion if a bone-borne Miniscrew-Assisted Rapid Palatal…

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Resolution of lower second molar impaction through miniscrew-supported biomechanics: A proposal for a simplified classification

Int Orthod. 2021 Dec;19(4):697-706. doi: 10.1016/j.ortho.2021.09.008. Epub 2021 Oct 22. ABSTRACT Two case reports are presented showing how the strategic use of skeletal anchorage via orthodontic miniscrews manages to solve the complex problems of orthodontic disimpaction of second mandibular molars with excellent anchorage control and reduction of the adverse effects common to the use of…

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Temporal relationship between sleep-time masseter muscle activity and apnea-hypopnea events: A pilot study

J Oral Rehabil. 2022 Jan;49(1):47-53. doi: 10.1111/joor.13271. Epub 2021 Nov 15. ABSTRACT BACKGROUND: Obstructive sleep apnea (OSA) is the most common sleep disorder due mainly to peripheral causes, characterized by repeated episodes of obstruction of the upper airways, associated with arousals and snoring. Sleep bruxism (SB) is a masticatory muscle activity during sleep that is…

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