Background: It is imperative to analyze the forces and moments produced by various auxiliaries in order to select the optimal attachments and, eventually, to maximize the efficacy and efficiency of orthodontic therapy. Through this investigation, we aimed to highlight the impact of various aligner auxiliaries on orthodontic activity in patients undergoing orthodontic treatment on a pre/post treatment protocol basis.
Methods: After a thorough search of the online journals, a total of 482 documents were found using keywords such as "Orthodontic Treatment", "Aligner Auxiliaries", "Elastic Ligatures" and "Tooth Movement." The database research, elimination of duplicate studies, data extraction and risk of bias were performed by the authors independently. This systematic review and network -analysis included prospective studies and clinical trials to evaluate research that had looked at the impact of various aligner auxiliaries on orthodontic activity in patients undergoing orthodontic treatment.
Results: Eight investigations of varying designs were selected for this review. The majority of investigations revealed that aligner auxiliaries significantly improve anterior root torque, rotation, and mesio-distal (M-D) movement, as well as posterior anchoring. They also significantly improved anterior root rotation. However, few studies have presented inconsistent or non-statistically significant findings.
Conclusion: Auxiliaries for aligners also appear to improve extrusion and other orthodontic movements, but there is insufficient evidence to support these claims. No research has examined posterior bucco-lingual expansion or tilting. Clarification of the effect of attachments and their related variables requires additional clinical investigations.
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http://dx.doi.org/10.1016/j.sdentj.2023.10.013 | DOI Listing |
Neural Netw
December 2024
School of Artificial Intelligence, Beijing University of Posts and Telecommunications, Beijing, 100876, China; Beijing Key Laboratory of Network System and Network Culture, Beijing, China.
The goal of Text-to-Image Person Retrieval (TIPR) is to retrieve specific person images according to the given textual descriptions. A primary challenge in this task is bridging the substantial representational gap between visual and textual modalities. The prevailing methods map texts and images into unified embedding space for matching, while the intricate semantic correspondences between texts and images are still not effectively constructed.
View Article and Find Full Text PDFPurpose: To assess the influence of operator, tool, dental loupes, and tooth position on enamel loss and composite remnants after removal of composite attachments (CA) for orthodontic clear aligners. Procedure duration was also analyzed.
Materials And Methods: Eight maxillary resin dental arches with four natural teeth were placed in the right posterior sector in dental simulators, and CA was realized.
Int J Biol Macromol
December 2024
School of Basic Medical Sciences, Tianjin Medical University, Tianjin 300070, China. Electronic address:
Human microbiome contains various microbial macromolecules with important biological functions. The Hidden Markov Models (HMMs) can overcome the problem of low similarity sequences with distant relationships and are widely implemented within various sequence alignment softwares. However, the HMM-based sequence alignments can generate a large number of results, how to quickly screen and batch extract target homologs from microbiomes is the major sticking points.
View Article and Find Full Text PDFMol Biol Rep
November 2024
Human Genetics Institute "Dr. Enrique Corona-Rivera", Molecular Biology and Genomics Department, University Center of Health Sciences/Ph.D. Human Genetics Program, University of Guadalajara, Sierra Mojada #950, Independencia Oriente, Guadalajara, Jalisco, C.P. 44340, México.
Research on central nervous system tumors (CNSTs) has a significant impact on the diagnosis and prognosis of patients. Currently, CNSTs are classified according to the schema proposed by the World Health Organization (WHO), which considers clinical, histopathological, and molecular characteristics, highlighting the importance of tumor biology for accurate diagnosis and optimal treatment approaches. Despite these advances, assessing DNA ploidy-a marker of tumor aggressiveness-remains complex in CNSTs.
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