نتایج جستجو برای: زاویه anb
تعداد نتایج: 10324 فیلتر نتایج به سال:
BACKGROUND & OBJECTIVES Breathing exercises are believed to modulate the cardiovascular oscillations in the body. To assess the validity of the assumption and understand the underlying mechanism, the key autonomic regulatory parameters such as heart rate variability (HRV), blood pressure variability (BPV) and baroreflex sensitivity (BRS) were recorded during controlled slow yogic breathing. Alt...
ANB angle & Wits value are used to asses the Sagital pattern of the patient cephalometrically. The two variables are dependent on change in the Antero-posterior & vertical position of Point A. SNP plane angle determines the rotation change in position of Palatal plane with reference to SN plane. This rotational change might have an impact on the position of point A and thus the ANB angle and wi...
BACKGROUND AND AIMS The oropharyngeal (OP) and nasopharyngeal structures seems to play roles in the development of the dentofacial complex. Soft palate as a part of nasopharyngeal and OP apparatus has an important role in phonation, deglutition and respiration. The aim of this study was to find whether any correlation exists between the three types of malocclusion and airway space using lateral...
Aim. To evaluate the degree of correlation between a dental parameter of immediate clinical relevance (overjet) with skeletal (ANB angle) and dentoskeletal parameters such as the IMPA angle and upper incisor-bispinal angle. Materials and Methods. A sample of 42 subjects, all in complete permanent dentition and without a history of orthodontic treatment or systemic pathologies, was subdivided in...
Cephalometric analyses are useful for planning and provision of orthodontic treatment. A and B points are used to resemble the anterior part of maxilla and mandible and N represents the anterior part of the cranial base. The position of N may influence measurements of SNA, SNB, and ANB and changes of N in the antero-posterior plane are thought to have a larger influence on the above measurement...
Memory stability and change are considered opposite outcomes. We tested the counterintuitive notion that both depend on one process: hippocampal binding of memory features to associatively novel information, or associative novelty binding (ANB). Building on the idea that dominant memory features, or "traces," are most susceptible to modification, we hypothesized that ANB would selectively invol...
مقدمه: پلان های مرجع داخل جمجمه ای که در تجزیه و تحلیل سفالومتری به کار می روند، نقاط باثباتی نبوده و به همین علت اعتبارشان کم است، اما همچنان به طور وسیعی مورد استفاده قرار می گیرند. هدف از انجام این مطالعه بررسی میزان همبستگی تعدادی از شاخص های افقی اکستراکرانیال با تجزیه و تحلیل های افقی معمول است. روش بررسی: در این مطالعه توصیفی و مقطعی از 46 بیمار (24 زن و 22 مرد) با محدوده سنی 28-22 سال ر...
Frequency domain Blind Source Separation (BSS) is shown to be equivalent to two sets of frequency domain adaptive microphone arrays, i.e., Adaptive Null Beamformers (ANB). The minimization of the off-diagonal components in the BSS update equation can be viewed as the minimization of the mean square error in the ANB. The unmixing matrix of the BSS and the filter coefficients of the ANB converge ...
Correlation of Dental and Skeletal Malocclusions in Sagittal Plane among Saudi Orthodontic Patients.
AIM Whether or not the dental relationship correlates with skeletal relationship in the sagittal plane is an area of interest for orthodontic diagnosis and treatment planning. Thus, the aim of this study was to investigate the correlation of the dental malocclusion and the skeletal malocclusion in the sagittal plane among Saudi orthodontic patients. MATERIALS AND METHODS Orthodontic dental ca...
The aim of this study was to assess the sagittal skeletal jaw base and dental arch relationships among adult orthodontic patients. 152 (male: 69 and female: 83; 21.4±3.48 years of age) patients’ dental study model casts and pretreatment 2D lateral cephalometric radiographs derived from CBCT 3D images were randomly selected. Paired t-test was performed to assess the difference between the examin...
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