Interdisciplinary treatment including forced extrusion and reintrusion of a traumatized mandibular incisor for a patient with Class II Division 1 skeletal open bite

2004 ◽  
Vol 125 (2) ◽  
pp. 206-212
Author(s):  
Michael G Arvystas ◽  
Noah Chivian
2017 ◽  
Vol 22 (5) ◽  
pp. 98-112
Author(s):  
Gustavo Tirado Rodrigues

ABSTRACT Obtaining long term stability allied to functional and aesthetic balance is the main goal of any orthodontic-orthopedic therapy. This case report describes the orthodontic therapy applied to a 7-year-9-month old child, who presented a Class II, division 1 malocclusion associated to skeletal open bite. Functional and skeletal corrections (sagittally and vertically) were obtained by means of mandible advancement achieved with a closed Balter’s bionator appliance followed by a fixed appliance. This approach showed to be efficient in accomplishing both functional and aesthetic goals, that were kept stable five years after the treatment was finished. This case report was presented to the Board of Directors of the Brazilian Board of Orthodontics and Facial Orthopedics (BBO), as partial requirement to becoming a Diplomate of the BBO.


2018 ◽  
Vol 8 (2) ◽  
pp. 55-59
Author(s):  
Ankita Gupta ◽  
Trilok Shrivastava

Class II, Division I malocclusion has been described as the most frequent treatment problem in orthodontic practice. Aim & objectives of the present case report was to evaluate the management of skeletal Class II division 1 malocclusion in non growing patient with extraction of upper first premolars. Clinical and cephalometric evaluation revealed skeletal Class II with Angles Class II division 1 malocclusion with mild mandibular anterior crowding and increased overjet, severe maxillary incisor proclination, mild mandibular crowding, exaggerated curve of spee, convex profile, incompetent lips, increased overjet and overbite. Maxillary first premolars were extracted followed by en-masse retraction of anteriors with the help of temporary anchorage devices (TADs) to avoid anchorage loss. Mandibular incisor was extracted to correct curve of spee. Following treatment marked improvement in patient’s smile, facial profile and lip competence were achieved and there was a remarkable increase in the patient’s confidence and quality of life.


2016 ◽  
Vol 6 ◽  
pp. 171-174
Author(s):  
Atul Jajoo

The extraction of single mandibular incisor has always led to debate regarding midline and smile esthetics. The current case report describes the effect of mesiodens in worsening the Class II Division 1 malocclusion and its correction by extraction of mesiodens, upper first premolars, and single mandibular incisor. Satisfactory functional and esthetic results were achieved with well-settled Class II molar, Class I canine relationship, ideal overjet, and overbite. Two years postretention records show stable results.


2013 ◽  
Vol 3 (2) ◽  
pp. 27-31
Author(s):  
Manju Bajracharya

Objective: To determine maxillary and mandibular incisor inclination in Class II Division 1 malocclusion among different vertical skeletal type Chinese children. Materials & Method: Lateral cephalograms of Class II Division I malocclusion cases of 120 Chinese children (male-55, female-65) of the age range 12-14 years were divided into three vertical skeletal types (low angle, average angle, high angle) based on Sella-Nasion to Mandibular plane angle. To determine incisor inclination, lateral cephalometric radiographs were measured and analyzed using factorial analysis. All angular parameters were processed using ANOVA and t-test. Maxillary and mandibular incisor inclinations were discussed in detail among three vertical facial skeletal types. Result: The maxillary and mandibular incisors of low angle individuals were found to be proclined more than those with high and average angle individuals. Conclusion: Different vertical facial types of Class II Division I malocclusion in early permanent dentition accord to establish discriminate values to set up the cephalometric standards for diagnosis and treatment planning for the clinicians.  


2014 ◽  
Vol 21 (2) ◽  
pp. 212
Author(s):  
Afini Putri Luthfianty ◽  
Sri Suparwitri ◽  
Soekarsono Hardjono

Maloklusi klas II divisi 1 dentoskeletal disertai dengan retrusi mandibula dan lengkung rahang yang sempit dapat terjadi akibat dari faktor keturunan dan diperparah oleh kebiasaan buruk. Kondisi maloklusi tersebut ditandai dengan adanya palatal bite dan overjet yang besar. Perawatan maloklusi klas II divisi 1 pada masa pertumbuhan dan perkembangan dapat dilakukan dengan menggunakan alat ortodontik fungsional, salah satunya adalah Bionator. Pemilihan bionator bertujuan untuk menuntun rahang bawah untuk bergerak ke posisi yang diinginkan dan memperlebar lengkung rahang. Tujuan dari penulisan laporan kasus ini adalah menyajikan hasil kemajuan perawatan maloklusi klas II divisi 1 dengan menggunakan alat ortodontik fungsional Bionator. Pasien perempuan berumur 12 tahun mengeluhkan gigi depan atas maju sehingga mengganggu penampilan. Diagnosa kasus adalah maloklusi klas II divisi 1 dentoskeletal disertai dengan retrusi mandibula, bidental protrusif, palatal bite, kontraksi lengkung rahang dan malposisi gigi individual. Pasien dirawat dengan menggunakan alat ortodontik fungsional Bionator. Perawatan setelah tiga bulan, secara klinis terlihat profil pasien terkoreksi, overjet berkurang, palatal bite hilang, dan open bite posterior. Treatment of dentoskeletal class II division I with mandibula retrussion using Bionator appliance. Malocclusion Class II division 1 dentosceletal followed with mandibular retrusion and contraction of arch could be happened by genetic and bad habit. It was showed with severe palatal bite and overjet. In the development and growth phase, the treatment for that condition is fuctional appliance, such as Bionator. Bionator arranged lower jaw to the good position and distraction the arch. The purpose of this case report is to present the treatment of malocclusion dentosceletal Class II division 1 with fuctional appliance Bionator. A 12 years old female patient complained of front upper teeth are protrusive. Diagnosis is malocclusion Class II division 1 dentosceletal followed with mandibular retrusion, bidental protrusive, palatal bite, contraction of jaw and malposition individual teeth. The patient treated with fuctional appliance Bionator. After 3 months treatment, patient`s profile corrected, decreased overjet, no palatal bite, and open bite posterior. 


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