Shanghai Sunland Industrial Co., Ltd is the top manufacturer of Personal Protect Equipment in China, with 20 years’experience. We are the Chinese government appointed manufacturer for government power,personal protection equipment , medical instruments,construction industry, etc. All the products get the CE, ANSI and related Industry Certificates. All our safety helmets use the top-quality raw material without any recycling material.
Installation procedure of safety helmet
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15/1/1994, · Admission to hospital and death from ,bicycle, related trauma are usually due to head injury.1 Several studies of ,bicycle, safety ,helmets, report an associated reduction of head injuries, 2,3 and in the only case-control ,study, the risk of head injury was significantly reduced if a ,helmet, was worn.3 Wearing ,helmets, became mandatory in Queensland, Australia, in July 1991.
linear androtational headaccelerationprovided bydifferent ,helmet, technologies. Specifically, this ,study, assessed impact mitigation of prototype ,helmets, with the WAVECEL concept, and commercially ... Evaluation of a novel ,bicycle helmet, concept in oblique impact testing ...
1/5/2001, · Thompson et al., (1989) report on a case-control ,study, of the effectiveness of ,bicycle helmets, in preventing head and brain injury in Seattle. They subsequently report on facial injury (using the same control group) (Thompson et al., 1990).
Bicycle helmets, reduce the risk of head injuries, but nowhere near as much as previous studies have shown. According to an Australian meta-,study, from 2001 of the efficacy of ,bicycle helmets,, a ,helmet, can reduce the risk of head injuries by 60 percent.. However, a new re-analysis of this ,study, suggests that cycling ,helmets, do indeed reduce the risk, but far from as much as the previous studies ...
The primary reasons for exclusion were: the inability to construct a 2 × 2 table of injury by ,helmet, status; 26–43 the ,study, data were a subset of data used in an included ,study,; 44–53 collected data were a case series; 54–60 injuries were self-reported; 61–65 the published report was an abstract only; 66–69 ,helmet, data were unreliable; 70, 71 and there was conflicting information ...
25/5/2012, · A survey ,study, by Ross et. al. developed a ,bicycle helmet, attitudes scale and used the health belief model to predict ,helmet, use among undergraduates. 337 students completed a comprehensive survey on attitudes and behaviours relevant to ,bicycle helmet, use between November 2006 and November 2007.
The ,bicycle helmet study, uses the Summation of Tests for the Analysis of Risk (STAR) equation to get a STAR rating. The STAR equation was first developed as a way to estimate the likeliness that a college football player may experience a concussion over the course …