Helmet
Mostrando 1-12 de 44 artigos, teses e dissertações.
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1. Spiked Helmet Sign: Um Caso Atípico de Supradesnivelamento Transitório do Segmento ST no ECG
Resumo Fundamento A avaliação da artéria coronária após a cirurgia de Jatene ainda é um desafio clínico. Objetivo Correlacionar alterações anatômicas identificadas por tomografia computadorizada cardíaca (TCC) com alterações fisiológicas detectadas na avaliação clínica para diagnosticar obstrução coronária no pós-operatório tardio de
Arq. Bras. Cardiol.. Publicado em: 2021-06
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2. The Magnetic Tracker with Improved Properties for the Helmet-Mounted Cueing System
ABSTRACT This article highlights both theoretical and experimental experiences in the field of helmet-mounted cueing systems. The current state of these systems is described as optical and hybrid. The adventures of the positioning under local magnetic field are considered, and the directions for further improvement of magnetic technology are identified. A ne
J. Aerosp. Technol. Manag.. Publicado em: 2016-12
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3. Factores asociados al uso del casco de protección en dos ciudades de Colombia
Abstract The aim of this study was to identify the prevalence and some characteristics associated with the use of motorcycle helmets in two Colombian cities. The researcher used quantitative and qualitative techniques. The prevalence of the use of a motorcycle helmet among motorcyclists was greater in Ibague (98.1%) than in Valledupar (82.4%); among passenge
Ciênc. saúde coletiva. Publicado em: 2016-12
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4. Hearing Health in Agricultural Aviation Pilots from Cindacta II Wearing Earplugs and a Helmet
Abstract Introduction Agricultural aviation pilots, exposed daily to intense vibration and noise, are likely to develop noise-induced hearing loss (NIHL). Objectives The aim of this study was to investigate the presence of audiograms consistent with NIHL in agricultural aviation pilots who use earplugs and helmets. Methods We conducted a cross-sectional
Int. Arch. Otorhinolaryngol.. Publicado em: 2016-06
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5. Finite Element Analysis of Pilot’s Helmet Design Using Composite Materials for Military Aircraft
ABSTRACT The objective of this research was to design pilot helmets and to perform analysis of designed ballistic helmet against impact strength of bullet in Solidworks and Laminator software. The material used for construction of the helmet is fiber reinforced polymer matrix composite in which polymer matrix is made of nylon, a thermoset resin, and the fibe
J. Aerosp. Technol. Manag.. Publicado em: 2016-03
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6. ATRIBUTOS DA QUALIDADE DE CAPACETE PARA MOTOCICLISTA: A PERCEPÇÃO DOS PROFISSIONAIS MOTOFRETISTAS E MOTOTAXISTAS / ATTRIBUTES OF QUALITY BIKER HELMET TO: PERCEPTIONS OF PROFESSIONAL AND MOTOFRETISTAS MOTOTAXISTAS
The purpose of this dissertation was doing a survey of perceptions of the professional motorcycle users about the quality of the product helmet as work equipment required. The study area was the city of Santa Maria RS, whose scenario mapped the profile and professional activity of the mototaxi e motofrete. The methodology applied in this thesis is explorator
IBICT - Instituto Brasileiro de Informação em Ciência e Tecnologia. Publicado em: 03/06/2011
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7. Simulações Numéricas Tri-dimensionais de Ventos Magnetizados de Estrelas de Baixa Massa / Three-Dimensional Numerical Simulations of Magnetized Winds of Low-Mass Stars
O tópico abordado nesta tese é a perda de massa através de ventos coronais magnetizados em estrelas de baixa massa. Ventos estelares têm sido estudados extensivamente há vários anos, tendo inicialmente como foco o vento solar. Atualmente, sabe-se que o campo magnético é essencial na aceleração e aquecimento dos ventos coronais. Apesar do conhecimen
Publicado em: 2009
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8. Estudo sobre os comportamentos de riscos e fatores de personalidade dos motociclistas acidentados e não acidentados / A study about psychological and situational factors: a comparison between motorcyclists wi th and without accidents.
Nowadays the motorcycle has become a very popular vehicle and also a transport mode with the highest accident rate. The aim of this study is to draw up a psychological and situational profile of motorcyclists with accidents (experimental group) comparing them with motorcyclists without accidents (control group) in the city of Rondonópolis MT. Initially the
Publicado em: 2006
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9. Teenagers' attitudes towards bicycle helmets three years after the introduction of mandatory wearing.
OBJECTIVES AND SETTING: To address helmet wearing by 13-17 year olds this study posed the following research questions: 'Do education programs continue to be necessary even after the community wearing rate has increased?' and 'Are helmet laws more effective in encouraging wearing among certain age groups?' Victoria was the first place in the world to introdu
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10. Helmet use improves outcomes after motorcycle accidents.
To determine the effects of motorcycle helmet use on the outcome of patients admitted to a Level I trauma center, we studied patient outcomes and demographic and epidemiologic variables of 474 patients injured in motorcycle collisions and treated at such a center over a 45-month period. Of those involved in a motorcycle collision, 50% were not wearing a helm
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11. Changes in Motorcycle-Related Head Injury Deaths, Hospitalizations, and Hospital Charges Following Repeal of Pennsylvania’s Mandatory Motorcycle Helmet Law
To evaluate the 2003 repeal of Pennsylvania’s motorcycle helmet law, we assessed changes in helmet use and compared motorcycle-related head injuries with non-head injuries from 2001–2002 to 2004–2005. Helmet use among riders in crashes decreased from 82% to 58%. Head injury deaths increased 66%; nonhead injury deaths increased 25%. Motorcycle-related h
American Public Health Association.
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12. Does sharing the cost of a bicycle helmet help promote helmet use?
OBJECTIVE: To determine whether asking for a $5.00 donation for bicycle helmets, compared with distribution free of charge, would affect helmet use among children receiving helmets and an educational intervention from public health clinics. SETTING: Six public health clinic sites in King County, Washington. METHODS: Six participating clinic sites were random