scholarly journals Uprighting Impacted Mandibular Second Molar Using a Skeletal Anchorage: A Case Report

2020 ◽  
Vol 8 (4) ◽  
pp. 129
Author(s):  
Federica Altieri ◽  
Rosanna Guarnieri ◽  
Martina Mezio ◽  
Gabriella Padalino ◽  
Angela Cipollone ◽  
...  

The aim of this case report is to present an innovative combined orthodontic-surgical technique to disimpact mandibular second molar (MM2) using an orthodontic miniscrew and an elastic chain. The impact on the Oral health-related quality of life (OHRQoL) was also evaluated. Using the present techinique, it is possible to expose the impacted tooth, insert a self-drilling miniscrew in the retromolar area, and remove the bud of third mandibular molar. At the same time the orthodontic force is applied with the use of an elastomeric chain that connects the head of miniscrew and vestibular and oral buttons bonded on MM2. A close traction is performed for the whole treatment time without the reactivation of the elastic force. The use of skeletal anchorage allowed the disimpaction of impacted MM2 in a short treatment time (about three months) avoiding the typical biomechanical side effects of traditional orthodontic appliance and increasing the effectiveness of the treatment. Further studies are necessary to evaluate the real advantages and disadvantages of this combined orthodontic-surgical approach.

2018 ◽  
Vol 2 (6) ◽  
pp. 131-132
Author(s):  
Anil K Tomer ◽  
Akankshita Behera ◽  
Nitish Mittal ◽  
Nutan Indwar

During endodontic diagnosis multirooted teeth morphologically, shows variable root canal system . This case report explains the anatomical variations of root and root canals. Here it is shown that a single canal is present in mandibular second molar. Therefore we should be aware that a single canal can also be present in mandibular molar.


2013 ◽  
Vol 83 (6) ◽  
pp. 1083-1092 ◽  
Author(s):  
Flavio Uribe ◽  
Nandakumar Janakiraman ◽  
Amine N. Fattal ◽  
Gian Pietro Schincaglia ◽  
Ravindra Nanda

ABSTRACT This case report describes the interdisciplinary management of a 58-year-old woman who was missing lower first molars and supraerupted maxillary first molars. The treatment plan included intrusion of the upper first molars and corticotomy-assisted mandibular second molar protraction with the aid of temporary anchorage devices. Miniscrews were effective in intrusion of the maxillary first molars and protraction of the lower second molars. Although good functional outcome was achieved in 41 months, the corticotomy-assisted procedure did not significantly reduce the treatment time.


Author(s):  
Harshal V Basatwar ◽  
Balaji S Kapse ◽  
Pradnya S Nagmode ◽  
Sharmika B Chechare ◽  
Aniruddha G Mundhe ◽  
...  

Intentional replantation is a procedure in which an intentional tooth extraction is performed followed by reinsertion of the extracted tooth into its own alveolus. In this article, intentional replantation is described and discussed as a treatment approach for failed root canal treatment with broken instrument periapically in mandibular second molar.


2021 ◽  
Author(s):  
Lucas Garcia Santana ◽  
Kimberlly Avelar ◽  
Leandro Silva Marques

ABSTRACT Objectives To investigate the association between the management of mandibular arch perimeter during development of the dentition and its effects on second permanent molar (M2) eruption. Materials and Methods Seven electronic databases were searched without restrictions up to June 2020. Assessment was performed using the Risk Of Bias In Non-randomized Studies of Interventions (ROBINS-I) tool for non-randomized clinical trials (non-RCT). Odds ratio (OR) with 95% confidence intervals was calculated from random-effects meta-analyses. The Grading of Recommendations, Assessment, Development, and Evaluation (GRADE) tool was used to assess the certainty of the evidence. Results Five non-RCTs, with serious to moderate risk of bias, were included. A low certainty of evidence indicated that individuals undergoing mandibular arch perimeter management by controlling the position of the first molar had a high prevalence of M2 eruption difficulties. The odds of eruption disorders was 7.5 times higher (OR: 7.57, [3.72, 15.41], P < .001) in treated individuals. Subgroup analysis revealed that appliances that increased the arch perimeter lead to a greater chance of eruption disorders compared to appliances that only maintained the perimeter. The predictive factors for the M2 eruption difficulty were its previous mesioangulation in relation to the first molar (>24°) and the treatment time (>2 years). Conclusions Mandibular arch perimeter management during development of the dentition leads to an increase in the occurrence of M2 eruption difficulties. The identification of possible risk factors as well as the choice of the appropriate appliance type and the monitoring of these individuals seems to be essential to avoid undesirable effects with this therapy.


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