نتایج جستجو برای: anatomical axis

تعداد نتایج: 256565  

Journal: :The Journal of bone and joint surgery. British volume 2009
J Victor D Van Doninck L Labey F Van Glabbeek P Parizel J Bellemans

The understanding of rotational alignment of the distal femur is essential in total knee replacement to ensure that there is correct placement of the femoral component. Many reference axes have been described, but there is still disagreement about their value and mutual angular relationship. Our aim was to validate a geometrically-defined reference axis against which the surface-derived axes co...

2002

INTRODUCTION: Correct rotational alignment of the femoral component is one of the most important factors for successful total knee arthroplasty. The rotational position of the femoral component can be determined using bony landmarks, such as the transepicondylar axis, the posterior condylar axis, or the anteroposterior (AP) axis (Whiteside’s line). Rotational alignment of the femoral component ...

Journal: :Notulae Botanicae Horti Agrobotanici Cluj-napoca 2022

This study was conducted for extensive and systemic investigation of anatomical, palynological seed morphological properties two endemic Noccaea species, naturally growing in Turkey. Independent sample T-test box plot were carried out using quantitative characters the studied species. The anatomical results showed that species had similar characteristics, though there significant differences ro...

Journal: :international journal of occupational hygiene 0
mohammad reza monazzam esmail pour department of occupational health engineering, school of public health, tehran university of medical sciences, tehran, iran hamed jalilian department of occupational health engineering, school of public health, iran university of medical sciences, tehran, iran kamran najafi department of occupational health engineering, school of public health, tehran university of medical sciences, tehran, iran seyed abolfazl zakerian department of occupational health engineering, school of public health, tehran university of medical sciences, tehran, iran

original article   one type of electromagnetic fields, based on frequency range, is extremely low frequency (elf) fields. there are lots of reports about measuring elf-magnetic field (mf) in substations, power plants, cities and etc. this study aimed to compare the difference between measurement of three-axis and single-axis probe mf meters. elf-mf was measured by tes-1394 mf tester (three-axis...

Journal: :British heart journal 1989
N J Shaw M J Godman A Hayes G R Sutherland

The relation between the superior orientation of the QRS axis and the anatomical site of the defect in the ventricular septum in patients with a ventricular septal defect was studied. Of 1031 patients with a ventricular septal defect, 64 (6.2%) had a superior axis on their electrocardiogram. In 59% of these patients the defect was in the inlet portion of the ventricular septum or affected this ...

2016
Habiba Chirchir

There is evidence for variation in trabecular bone density and volume within an individual skeleton, albeit in a few anatomical sites, which is partly dependent on mechanical loading. However, little is known regarding the basic variation in trabecular bone density throughout the skeleton in healthy human adults. This is because research on bone density has been confined to a few skeletal eleme...

Journal: :Neuron 2012
Jagdish Patel Shigeyoshi Fujisawa Antal Berényi Sébastien Royer György Buzsáki

A topographical relationship exists between the hippocampus-entorhinal cortex and the neocortex. However, it is not known how these anatomical connections are utilized during information exchange and behavior. We recorded theta oscillations along the entire extent of the septotemporal axis of the hippocampal CA1 pyramidal layer. While the frequency of theta oscillation remained same along the e...

Journal: :Computer methods and programs in biomedicine 2016
Kumaradevan Punithakumar Ismail Ben Ayed Mariam Afshin Aashish Goela Ali Islam Shuo Li Pierre Boulanger Harald Becher Michelle Noga

UNLABELLED Anatomical cine cardiovascular magnetic resonance (CMR) imaging is widely used to assess the systolic cardiac function because of its high soft tissue contrast. Assessment of diastolic LV function has not regularly been performed due the complex and time consuming procedures. This study presents a semi-automated assessment of the left ventricular (LV) diastolic function using anatomi...

2015
Marcos Areias Vieira Costa Alan de Paula Mozella Hugo Alexandre de Araujo Barros Cobra

OBJECTIVE To determine the ideal angle for making the distal femoral cut in total knee arthroplasty in a Brazilian population. METHODS Panoramic radiographs of the lower limbs bearing weight from 79 patients (57 women and 22 men) were studied, totaling 107 knees with an indication for total knee arthroplasty. The femoral anatomical axis, femoral mechanical axis and cervical-diaphyseal angle w...

2012
Jordan Bai Muhammad Farid Abdul-Rahman Anne Rifkin-Graboi Yap-Seng Chong Kenneth Kwek Seang-Mei Saw Keith M. Godfrey Peter D. Gluckman Marielle V. Fortier Michael J. Meaney Anqi Qiu

We studied a sample of 75 Chinese, 73 Malay, and 29 Indian healthy neonates taking part in a cohort study to examine potential differences in neonatal brain morphology and white matter microstructure as a function of ethnicity using both structural T2-weighted magnetic resonance imaging (MRI) and diffusion tensor imaging (DTI). We first examined the differences in global size and morphology of ...

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