Manuela Mucedero

• Ph.D, DDS, MS
• University of Rome Tor Vergata

Background: A 26-year-old woman with Gummy Smile and Dental Protrusion was treated with extractive orthodontics combined with LeFort I Maxillary Impaction Osteotomy. Methods: The patient was treated with fixed orthodontic appliance and extractive therapy. After 18 months of pre-surgical orthodontic treatment, extraction gaps were closed, and a 1-ja...

Introduction This study aimed to analyze the variation of dentoskeletal effects after rapid maxillary expander therapy in subjects with different vertical growth patterns. Methods The study sample consisted of 94 patients (32 males, 62 females; mean age 8.9 ± 1.5 years) treated with rapid maxillary expander (RME) anchored on first permanent molars...

Introduction The purpose of this study was to evaluate and compare leveling of the curve of Spee (COS) achieved by traditional fixed appliances and Invisalign clear aligners (Align Technology, Santa Clara, Calif). Methods This retrospective study involved 2 groups of subjects with an increased COS depth. Patients treated with the Invisalign system...

Background: The aim of this study was to evaluate the dento-skeletal response in hyperdivergent growing patients comparing Rapid Maxillary Expansion (RME) using three different protocols. Materials and methods: Three groups of hyperdivergent subjects treated with RME were analyzed. In 41 patients (23F, 18M) the RME was bonded on the maxillary de...

Background The purpose of this study was to evaluate the palatal morphological changes in Anterior Open Bite (AOB) pre-pubertal subjects treated with Rapid Maxillary Expansion and Bite-Block (RME/BB) or Quad Helix with crib (QH/C) when compared with a Control Group (CG) by using Geometric Morphometric Analysis (GMM). Methods AOB group (AOBG) inclu...

Background: The purpose of this study was to evaluate the palatal morphological changes in Anterior Open Bite (AOB) pre-pubertal subjects treated with Rapid Maxillary Expansion and Bite-Block (RME/BB) or Quad Helix with crib (QH/C) when compared with a Control Group (CG) by using Geometric Morphometric Analysis (GMM). Methods: AOB group (AOBG) incl...

Objectives: To evaluate the mandibular modifications in anterior open bite (OB) growing subjects treated with Rapid Maxillary Expansion and bite block (RME/BB) or Quad Helix with crib (QH/C) when compared with a Control Group (CG) by using Geometric Morphometric Method (GMM) and conventional cephalometric. Materials: The OB group comprised 34 su...

Objectives: To analyse morphological variations of the palate shape and maxillary arch dimension between a group of subjects with unilaterally or bilaterally buccally impacted maxillary canines and a control group (CG) by means of 3D geometric morphometric (GMM). Materials: Pre-treatment records of 50 subjects (16 males and 34 females; mean age...

Objectives: The aim of this study is to analyse the morphological variations of the palate shape and maxillary arch dimension in a group of subjects with unilaterally or bilaterally impacted maxillary canines compared with a control group, using three-dimensional (3D) geometric morphometric. Materials: The subject of this study consisted of pre-tre...

Objectives: The aim of the study was to evaluate the curve of Spee (COS) stability in patients treated with continuous archwires with different vertical patterns. Methods: The study sample consisted of 60 patients (28 males, 32 females; mean age 19.8 ± 1.4 years) presenting with COS depth of at least2 mm at baseline. For each subject, lateral ce...

Objectives. Adolescent patient treated for bilateral impaction of permanent maxillary canines with adjacent lateral incisors roots resorpted. Methods. M.T., 13 years, male, shows a Class II molar relationship with the persistent of both upper deciduous canines and the unerupted successors. Analysis of CBCT confirms the impaction of maxillary canine...

Objective: To evaluate the long-term effects of rapid maxillary expansion (RME) and posterior bite block (BB) in prepubertal subjects with dentoskeletal open bite. Materials and methods: The treatment group (TG) comprised 16 subjects (14 girls, 2 boys) with dentoskeletal open bite with a mean age of 8.1 ± 1.1 years treated with RME and BB. Three...

Introduction: The aim of this study is to evaluate the periodontal status of palatally and buccally impacted canines exposed with closed technique, and to compare them with the controlateral canines that served as control teeth as well as to compare them each other. Methods: 28 patients, 14 with unilateral palatally impacted canines and 14 with...

Objective: Young adult patient treated for impaction of two maxillary canines. Methods: C.S., 15 years, female. Diagnostic evaluation by clinical and radiographic examinations shows permanent dentition with persistence of 5.3 and 6.3, impaction of 1.3 and 2.3, dento-skeletal Cl I malocclusion, normodivergence of bone bases. Analysis of TC dental...

This article underlines the importance of collaboration among clinicians and laboratory technicians in surgical-orthodontic treatment.21 When the Quad Helix Canine System is ordered from the laboratory, it is always helpful for the orthodontist to provide the technician with a de- sign of the finished device and details regarding placement of the e...

Aim: The purpose of this study was to compare the outcomes of the treatment with the quad-helix/crib (Q-H/C) appliance with those of a combination of transpalatal arch, high-pull headgear, and lip bumper (TPA/HG/LB) in growing patients with anterior open bite malocclusion. Methods: The TPA/HG/LB sample consisted of 22 subjects, 16 girls and 6 boys...

The aim of the study is to present the most innovative interceptive tre atment options during the early mixed dentition in subjects with a displaced maxillary permanent canine.

The aim of the study was to analyze the prevalence and distribution of ectopic eruption of the permanent maxillary first molar (EEM) in individuals scheduled for orthodontic treatment and to investigate the association of EEM with dental characteristics, maxillary skeletal features, crowding, and other dental anomalies. A total of 1,317 individuals...

To evaluate the association between the mesially displaced maxillary first premolar (MDP) and the early displacement of the adjacent permanent canine (EDC) before their eruption. A sample of 1247 subjects in the intermediate mixed dentition stage was assessed for the presence of MDP and EDC. All subjects were divided into two groups: MDP group and...

Aim: The aim of this report was to show the management of a case with an impacted central maxillary incisor caused by odontoma in a young patient with two mesiodentes in the region of the nasal floor. Case report: A 9-year-old girl was seen in the Department of Orthodontics of the University of Rome 'Tor Vergata'. Radiographic images showed intr...

To provide clinicians with useful information for immediate diagnosis and management of impacted maxillary incisors due to trauma. We present a case of post-traumatic impaction of a central right maxillary incisor in a young patient. The treatment plan consisted in the interceptive management (surgical and orthodontic), the valuation of the necessa...

The purpose of this study was to evaluate the long-term stability of quad-helix/crib treatment in subjects with dentoskeletal open bite. Twenty-eight subjects (11 boys, 17 girls; mean age, 8.2 ± 1.3 years) were treated consecutively with quad-helix/crib appliances. The patients were reevaluated at the end of active treatment with the quad-helix/cri...

INTRODUZIONE Nonostante l'inclusione degli incisivi superiori permanenti non sia una condizione patologica frequente (0,2-1% della popolazione) essa rappresenta un'eventualità che l'odonto-iatra può trovarsi a dover affrontare durante lo svolgimento della sua attività clinica. [1] L'eruzione dell'incisivo controlaterale da più di 6 mesi e l'eruzion...

When the incisors do not erupt at the expected time, it is crucial for the clinician to determine the etiology and formulate an appropriate treatment plan. THE AIM OF THIS REPORT IS TO PROVIDE USEFUL INFORMATION FOR IMMEDIATE DIAGNOSIS AND MANAGEMENT OF IMPACTED MAXILLARY INCISORS USING THE INTERCEPTIVE TREATMENT: removal of obstacles and rapid max...

Riassunto Obiettivi. Scopo del lavoro è focalizzare l'attenzione sugli odontomi, i tumori odontogeni più comuni e la loro associazione con il ritardo di eruzione degli incisivi permanenti. Materiali e metodi. Attraverso l'analisi della letteratura sono state esaminate le varie teo-rie eziologiche e le diverse classificazioni degli odontomi. Sono st...

Riassunto Obiettivi . Il trattamento combinato chirurgico-ortodontico per il recupero dei canini mascellari inclusi si è sviluppato notevolmente negli ultimi anni, considerando non solo il management dei tessuti duri e molli, ma anche delle forze di tra-zione. Lo scopo del presente lavoro è descrivere una tecnica combinata chirurgico-ortodontica pe...

The aim of the study was to analyse the prevalence and distribution of buccally displaced canines (BDCs) in subjects scheduled for orthodontic treatment and to investigate the association between BDC and sagittal, vertical, and transverse dentoskeletal relationships. A study sample of 1852 subjects was examined, and it was divided randomly into two...

The aim of this prospective controlled study was to evaluate the long-term effects of rapid maxillary expansion and facemask therapy in Class III subjects. Twenty-two subjects (9 boys, 13 girls; mean age, 9.2 years ± 1.6) with Class III disharmony were treated consecutively with rapid maxillary expansion and facemask therapy followed by fixed appli...

Riassunto Obiettivi . Focalizzare l'attenzione sull'iperdon-zia, una tra le più frequenti anomalie dentali di numero, e sull'associazione tra questa e il ritar-do di eruzione degli incisivi permanenti. Materiali e metodi . Attraverso l'analisi della letteratura sono state esaminate le varie teorie eziologiche, le diverse classifi cazioni dei den-ti...

The aim of this study was to compare the frictional force generated by self-ligating and conventional brackets coupled with stainless steel wires when conventional elastomeric or stainless steel ligatures were applied. FOUR TYPES OF BRACKETS WERE SELECTED FOR THE STUDY: one passive self-ligating bracket, two active self-ligating brackets, and one c...

ObjectivesTo analyze characteristics, indications and use of Face Mask; to describe the FM/BB protocol based on the combined use of a Delaire face mask and a lower bite block.Materials and methodsWith the introduction of facemask therapy it has become possible to move the maxilla forward by extra-oral traction. Some authors reported that the associ...

In this cephalometric investigation, we analyzed the treatment and posttreatment effects of an orthopedic protocol for Class III malocclusion consisting of a facial mask combined with a removable bite-block appliance. The treated sample consisted of 22 Class III patients treated with the facial mask and bite-block protocol before the pubertal growt...

ObjectivesEarly treatment of Class III malocclusion with orthopaedic and functional appliances has been advocated to control and modify the growth's direction and to reduce the need of treatment in the permanent dentition, when camouflage orthodontic treatment or surgery are the only options.Materials and methodsThe clinical success of early Class...

Our aim in this prospective randomized clinical study was to assess the prevalence rate of eruption of palatally displaced canines, diagnosed at an early developmental stage with posteroanterior radiographs and consequently treated by rapid maxillary expansion. A sample of 60 subjects in the early mixed dentition with palatally displaced canines di...

The purpose of this cephalometric study was to analyse the treatment and post-treatment craniofacial effects of a facemask (FM) combined with a bite block (BB) with specific regard to the sagittal pharyngeal dimensions in subjects with a Class III malocclusion when compared with an untreated Class III control group. The FM/BB group (22 subjects, 12...

The aim of this cephalometric study was to analyze the effects of rapid maxillary expansion (RME) and facemask (FM), or FM combined with bite block (BB), on the sagittal pharyngeal dimensions in subjects with Class III malocclusion when compared with an untreated Class III control group. Thirty-nine subjects (22 girls, 17 boys) were divided into 2...

Introduzione Una delle prime definizioni di malocclusione di III Classe ritrova-ta in letteratura è quella di John Hunter del 1778, riportata da Chang et al. (7) in un suo lavoro del 1992 (7). Hunter affermava: "... Non è raro osservare mandibole protruse eccessivamente in avanti, così che gli incisivi inferiori oltrepassino quelli dell'arcata supe...

Introduzione Sebbene i termini "prognatismo mandibolare" (7) e "malocclusione di III Classe di Angle" (2) siano spesso considerati simili, se non sinonimi, i soggetti con una relazione occlusale di III Classe posso-no presentare in realtà differenti combinazioni delle componenti scheletriche e dentali sottostanti (2, 17, 18). La ricerca da parte de...

Dossier: malocclusioni di III classe Introduzione Le informazioni sullo sviluppo e sulla crescita cranio-facciale in soggetti con occlusione ideale e nei diversi tipi di disarmo-nie dento-facciali rappresentano i fondamenti di base per un ortodontista. Il metodo migliore per studiare "crescita e sviluppo dei ma-scellari" è attraverso la lettura cri...

The aim of this study was to compare the effects of the Facial Mask in combination with a mandibular bite block (FM/BB) or with rapid maxillary expansion with a bonded device (RME/FM) in patients with Class III malocclusions. The FM/BB sample included 22 subjects, 12 girls and 10 boys. The average age for the FM/BB group before treatment (T1) was 8...

Objectives. To provide a wide and updated analysis of the international literature regarding Class III malocclusions. Since their skeletal component can be very different, it is not possible to isolate a significant feature of their potential development. Methods. The Early studies suggested that the mandible was the only cause of a Class III skele...

Objectives. To analyze international literature regarding Class III malocclusions. Materials and Methods. The different definitions of Class III malocclusion have been analyzed. Since the 18th century this malocclusion has long been viewed as one of the most severe facial deformity. Many Authors tried to find the right definition starting from Angl...

Objectives. To analyze cranio-facial growth in Class III malocclusions and relapse factors. Methods. Information about growth in different types of malocclusions and dentoskeletal disharmonies are essential to plan orthodontic treatment, to forecast growth trends and to refer to adequate control data when evaluating treatment outcomes. Mandibular g...

To identify the stability factors of skeletal Class III malocclusion after double-jaw surgery by a systematic review of the literature. The survey covered the period from September 1959 to October 2007 and used the MeSH, Medical Subject Headings. The inclusion criteria were stability of bimaxillary surgery of the permanent dentition, adult patients...

The aim of this study was to compare the effects of the quad-helix/crib (Q-H/C) appliance and a removable plate with a crib (RP/C) in patients with dentoskeletal open bite. Both samples consisted of 20 subjects. Lateral cephalograms were analyzed before treatment (T1) and after active treatment (T2). The average age at T1 was 8.4 years, and the mea...

INTRODUCTION: The aim of this study was to compare the effects of the quad-helix/crib (Q-H/C) appliance and the open-bite bionator (OBB) in patients with open-bite malocclusions. The Q-H/C sample included 21 subjects, 15 girls and 6 boys. The average age for the Q-H/C group before treatment (T1) was 8.4 +/- 1.4 years, the mean age 1 year after acti...

The aim of this study was to analyze the transverse characteristics of subjects with sucking habits and hyperdivergency in the mixed dentition. The test group consisted of 80 subjects with sucking habits and hyperdivergency in the intermediate mixed dentition, and it was compared with a control group of 185 subjects. The prevalence rate of posterio...

To investigate the effects of the quad-helix/crib (Q-H/C) appliance in subjects with thumb-sucking habits and dentoskeletal open bite at 2 years after the end of active treatment. The records of 21 subjects treated with the Q-H/C appliance were compared with a control group of 21 untreated subjects with similar vertical relationships. Lateral cepha...

This paper reported a rare case of hyperdontia in a child of 10 years who revealed a mixed dentition and a light mental retardation. The therapeutic approach has been based on interdisciplinary cooperation between the pediatric dentist, orthodontist and oral surgeon. TC-Dentascan, with a panoramic and occlusal radiographs revealed the presence of t...

Aim of the article: has been to evaluate the indications to an orthopaedic/orthodontic treatment in an early stage of the dental and skeletal development. Materials and method: most common malocclusions in growing patients have been considered and a synoptic table has been proposed for each one. In particular Authors have examined skeletal, functio...

The aim of this study was to evaluate sucking habits and hyperdivergency as risk factors for anterior open bite in mixed-dentition subjects. Anamnestic and pretreatment cephalometric records of 1710 mixed-dentition subjects were assessed for sucking habits, dental open bite, and facial hyperdivergency. The rate of anterior open bite was 17.7%. Mult...

The aim of this study was a systematic review of the literature to assess the scientific evidence on the actual outcome of early treatments of open-bite malocclusions. A literature survey was done by applying the Medline database (Entrez PubMed). The survey covered the period from January 1966 to July 2004 and used the MeSH, Medical Subject Heading...

The present paper emphasizes the importance of early diagnosis of retarded eruption because of trauma and the plan for the surgical management of impacted teeth. The permanent incisor was localized horizontally on the nasal spine and the roots seemed to be in a retarded stage of formation beside of contralateral tooth. The treatment plan consisted...

This was to report a rare case of strong familiar tendency of ankylosis of maxillary second primary molars. Three Caucasian children, male twins of 8.5 years and a sister of 10 years, were diagnosed as having severely infraccluded maxillary second primary molars with underlying second premolars. In all three cases, the early extraction of the infra...

The aim of this investigation was to study cephalometrically the skeletal, dental and soft tissue modifications induced by a Delaire facemask and Bionator III appliance in a sample of 30 patients (17 boys and 13 girls), aged 4.1-9 years [mean 5.85 years, confidence interval (CI) 5.41-6.29], in the early mixed dentition with a skeletal Class III mal...

The purpose of this report is to describe the logical sequence of treatment in a case of a six year old caucasian female patient with two nasal floor compound odontomas, that delayed eruption of a maxillary permanent incisor. The odontomas were surgically removed. However, as the maxillary incisor did not erupt spontaneously, after a suitable perio...

This report describes a rare case of a supplemental tooth with a morphology similar to a lateral incisor, found in the canine region of the mandible of a 6-year-old male. The purpose of this paper is to report the importance of early diagnosis and treatment during mixed dentition. The treatment was extraction of the primary mandibular left canine s...