نتایج جستجو برای: hearing protective devices
تعداد نتایج: 424940 فیلتر نتایج به سال:
BACKGROUND Noise-induced hearing loss (NIHL) is one of the most common occupational diseases and the second most common cause of workers' claims for occupational injuries. OBJECTIVE Due to high prevalence of NIHL and several reports of improper use of hearing protective devices (HPDs), we conducted this study to compare the effect of face-to-face training in effective use of earplugs with app...
Introduction: Noise Induced Hearing Loss(NIHL) is among the most common occupational diseases which may cause irreversible and permanent hearing loss. Noise is the most frequent preventable occupational exposure. The most importanmt cause of NIHL is exposure to noise more than 85 dB and not to use hearing protection devices. Considering the importance of hearing protection deivices for preventi...
background hearing capability plays a principal role on human's communication. noise-induced hearing loss (nihl) caused by exposure to high noise levels is a serious socio-economic problem in modern societies. nihl can either be reversible, resulting in a temporary threshold shifts (tts) or irreversible, resulting in a permanent threshold shifts (pts). pts is often confirmed in the time span of...
Objective: The purpose of this study was to assess assistive devices needs of adolescent students with hearing impairment in Ahvaz city. Materials & Methods: Although 69(96%) students had digital hearing aids 44(61%) reported difficulties in watching television, 66 (92%) in using alarm clocks, 24(33%) in hearing door and telephone ringing, 63(88%) in using telephone, 14(19%) in face to face ...
Background and aimsNoise-Induced Hearing Loss (NIHL) is an important occupational disorder. High percentage of workers in occupational environments did not use the hearing protection device against harmful noise. This study was carried out to study factors related to workers' use of Hearing protection Device in Knitting & spinning factories of Yazd city based on protection motivation theory.Met...
occupational exposure to cytotoxic drugs is a global concern. we conducted this cross-sectional study in 2012 to describe the adverse effects experienced by nurses working in one of chemotherapy facilities affiliated to shiraz university of medical sciences, shiraz, southern iran, and their proper use of personal protective equipment and educational programs. the frequency of side effects repor...
Introduction of personal protective equipment (PPE) in the process of quantitative exposure and risk assessment should be addressed carefully. PPE which have been designed and manufactured according to CE-criteria and have proved to pass relevant test criteria, can be classified as "proper functioning". However, test criteria for PPE are not equal to levels of protection which can be achieved i...
استفاده از وسایل حفاظت شنوایی با رویکرد درک ریسک کاهش شنوایی ناشی از سروصدا در تعدادی ازصنایع تولیدی
Background & Objective : Noise is a widespread physical agent and although is a most risk factors in workplaces that workers of health to exposed. Thus, different actions is done for reduce exposure to it in work places, which one of them is use of hearing protection devices. The use of hearing protection devices with approach risk perception of noise induced hearing loss in several manu...
The idea of providing hearing to profoundly deaf patients by artificially stimulating the sensory system has progressed from a futuristic possibility to reality. Generally, an implantable hearing device is designed to capture sound and present it to the auditory system, where at least part of the device is surgically implanted in the child receiving it. The goal of the implantable devices in yo...
Noise is usually defined either unwanted sound or sound that is harmful to the hearing. Earlier studies have shown that musicians are exposed to sound levels that can be harmful to hearing, and thus music can be considered as noise. Studies have also shown that musicians have hearing problems due to prolonged music exposure. This is also the case among classical musicians. According to the new ...
نمودار تعداد نتایج جستجو در هر سال
با کلیک روی نمودار نتایج را به سال انتشار فیلتر کنید