مجید معتمدزاده طرقبه
استاد، گروه ارگونومی، دانشگاه علوم پزشکی همدان ،همدان، ایران
[ 1 ] - بررسی ارتباط بین عوامل روانی- اجتماعی با اختلالات اسکلتی- عضلانی در کاربران رایانه
زمینه و هدف: با رشد روز افزون استفاده از رایانه در محیطهای کاری کشورمان، میزان اختلالات اسکلتی-عضلانی (MSDs) مرتبط با این مشاغل نیز رو به افزایش گذاشته و تبعات مالی سنگینی به سیستم درمانی کشورتحمیل می‌کند. هدف از این مطالعه، بررسی ارتباط بین عوامل روانی-اجتماعی با اختلالات اسکلتی-عضلانی در میان کاربران رایانه می‌باشد. مواد و روش‌ها: این مطالعهی مقطعی، در یکی از مناطق عملیات انتقال گاز ایران د...
[ 2 ] - بررسی اختلالات اندام های فوقانی در مونتاژ کاران با روش HSE و همبستگی آن با احساس درد
زمینه و هدف: اختلالات اندام های فوقانی یکی از شایع ترین آسیب های شغلی می باشد که به دنبال مواجهه طولانی مدّت با عوامل ارگونومیکی از جمله فعّالیّت های تکراری بروز می کنند. هدف مطالعه حاضر ارزیابی اختلالات اندام های فوقانی کارگران خطوط مونتاژ با استفاده از روش مجری ایمنی و بهداشت (HSE) و بررسی همبستگی آن با احساس درد در یک شرکت کنترل گاز بوده‌است. مواد و روش‌ها: مطالعه حاضر از نوع مقطعی و تحلیلی...
[ 3 ] - ارزیابی ذهنی و عینی بار کار فکری اپراتورها در یک مرکز کنترل ترافیک شهری
Background and aims: Modern technology has imposed more cognitive demands than physical demands to operators in most workplaces.The Increase of cognitive demands in real working conditions can have negative effect on the mental health and performance of operators. This study was coducted with the aim of subjective and objective evaluation of operators’ mental workload in a city traf...
[ 4 ] - بررسی ارتباط بین درد و ناراحتی با مرخصی استعلاجی در صنعت خودروسازی
Background and aims: the Car manufacturing workers due to direct exposure to machinery and wide range of ergonomic problems have high prevalence of musculoskeletal disorders rather than other industries workers. The purpose of this study was to investigate relation between pains with sick leave in an Iranian car manufacturing company. Methods: This case-control study was conducted at assembly ...
[ 5 ] - نگارش فهرست خستگی شغلی سوئدی به زبان فارسی (P-SOFI) : تعیین روایی و پایایی
Background and aims: Fatigue is the risk factor of musculoskeletal disorders and the aim of ergonomics is prevention from it. Decline in employee’s performance, safety and health are consequences of fatigue. The assessment of fatigue is necessary for its control. This study is going to provide valid and reliable Persian version of Swedish Occupational Fatigue Inventory for measuring occupatio...
[ 6 ] - ارزیابی مقایسه ای حمل دستی بار با استفاده از دو روش MAC و معادله NIOSH در یک شرکت کاشی سازی
Background and aims : Manual material handling (MMH) can be lead to work-related musculoskeletal disorders and one of the most common disorders due to MMH tasks is low back pain. This study was conducted for determination of musculoskeletal disorders, assessment of MMH tasks by MAC and revised NIOSH lifting equation methods and compares the results of these two methods. Methods: This descri...
[ 7 ] - بررسی تاثیر برانکارد ارگونومیکی و اصلاح چیدمان اتاق‌های بستری برکاهش عوارض اسکلتی- عضلانی پرسنل در بیمارستان آیت‌ا... علیمرادیان نهاوند
Introduction: Due to the large numbers of staff employed in health care services, the hospital should be seen as a big industry, with many workers mostly females. This fact along with the lack of sufficient manpower, and also frequent handling and transport of load (patient) in hospitals causes an increase of musculoskeletal disorders among personnel, so that most of the hospital personnel in t...
[ 8 ] - بررسی عینی و ذهنی خستگی عضله تراپزیوس فوقانی در قالی‌بافان
Background: Nearly 8.5 million of employees in Iran are carpet-weavers and musculoskeletal disorders especially in their shoulder region are prevalent. As regards muscle fatigue is a risk factor for musculoskeletal disorders its reduction may improve health promotion among the weavers and also lead to improved quality and quantity of this national product. Muscle fatigue manifestations in elect...
[ 9 ] - بررسی شیوع اختلالات اسکلتی- عضلانی و ارزیابی عوامل ارگونومیکی در افراد شاغل در نانوایی‌های سنتی شهرستان همدان در سال 1395
Background and Aim: Musculoskeletal disorders stand as the most common work-related problem in many developing and industrial countries. This study aimed to investigate the prevalence of musculoskeletal disorders and to assess ergonomic risk factors among traditional bread bakers. Materials and Methods: This descriptive-analytic, cross-sectional study was conducted on 129 traditional bread bak...
[ 10 ] - ارزیابی نیروی وارد بر کمر هنگام جا‌به‌جایی دستی بار به روش Utah در کارگران ساختمان‌سازی شهرستان همدان در سال 1394: یک گزارش کوتاه
Background and Objectives: Manual load handling is one of the several factors causing work-related musculoskeletal disorders in construction industry and causes serious issues with major economic consequences. The aim of this study was to investigate the forces exerting on the back of building construction workers in the manual load handling tasks. Materials and Methods: This cross- sectional ...
[ 11 ] - ارزیابی ارگونومیک پوسچر جوشکاران و آنالیز بیومکانیکی بارهای وارد بر ستون فقرات با استفاده از نرم‌افزار CATIA در شرکت انتقال گاز ایران
Introduction: Nowadays, observational methods based on video recording of work processes and its analysis by using computers software are widely used. Therefore, the aim of this study is the assessment of welder’s posture and its biomechanical analysis by using CATIA software. Methods: This research has been done on welders Iranian Gas Transmission Company. Evaluated postures, which incl...
[ 12 ] - ارزیابی روشنایی مصنوعی و ارتباط آن با وضعیت‌های بدن حین کار در آرایشگاه‌های زنانه شهر همدان
Background and objective: long term work, nonstandard and improper tools, and inadequate lighting in the workplaces are important factors which resulted in awkward postures in hairdressers. The present study was performed to assess general and local lighting and investigate its relationship with postural status assessed by Rapid Entire Body Assessment (REBA) method in Hamadan’ hair salons...
[ 13 ] - بررسی تاثیر مداخلات ارگونومیک در یک مجتمع ذوب و ریخته گری فولاد
Introdaction: Musculoskeletal disorders MSDs is one of the most common causes of occupational injuries and disability in industrialized nations and developing countries. Musculoskeletal disorders have a high economic losses. . Musculoskeletal disorders not only impact on individuals, but also on organizations and community. Methods: This interventional study was conducted in the Tundish and Sl...
[ 14 ] - مداخلات ارگو نومی به منظور کاهش ناراحتی های اسکلتی - عضلانی : مطالعه موردی در یک شرکت تولید سیمان
Introduction:Musculoskeletal Disorders (MSDs) are one of the most important factors occupational injuries and disabilities in workplaces. The aim of the persent study was ergonomics intervention to reducemusculoskeletal disorders. Methods: This interventional study was conduct on 126 preservation and maintenance workers in cement company by classfication sampling. The Nordic Muscu...
[ 15 ] - ارزیابی وظایف اپراتوری در اپراتورهای تولید تجهیزات آبیاری تحت‌فشار با استفاده از یک روش ارزیابی پوسچر آسان
introduction: One of the most common causes of occupational injuries in industrialized and developing countries is musculoskeletal disorders Determining the risk factors of musculoskeletal disorders can be helpful choosing the right method for interventions and detailed studies. This study aimed to evaluate the ergonomic risk factors in operators of pressurized irrigation equipment factory. ...
[ 16 ] - ارزیابی ریسک ابتلا به اختلالات اسکلتی عضلانی به روش ارزیابی خستگی عضلانی و اجرای مداخله ارگونومی دریک صنعت مونتاژ
Introduction: Musculoskeletal disorders are a major part of occupational diseases in working environments. The aim of this study was evaluates the risk factors of musculoskeletal disorders by the assessment of Muscle Fatigue Assessment method (MFA). It also sought to determine the effects of an ergonomic intervention on the mentioned risk in an Assembly industry. Methods: This study conducte...
[ 17 ] - تأثیر یک ایستگاه کاری قالیبافی بر خستگی عضله ذوزنقه ای
Introduction: This study aimed to investigate the effect of carpet weaving at a proposed workstation on Upper Trapezius (UTr) fatigue during a task cycle. Fatigue in the shoulder is one of the most important precursors for upper limb musculoskeletal disorders. One of the most prevalent musculoskeletal disorders between carpet weavers is disorder of the shoulder region. Methods: This cross-se...
[ 18 ] - بررسی توانایی شغلی و ارتباط آن با شدت اختلالات اسکلتی عضلانی در کارکنان کارخانه سیمان شمال
Background & Objectives: Employee productivity depends on the individuals’ ability to work. As musculoskeletal disorders are considered one of the main causes of reduced work ability and disability, the present study was conducted to assess work ability among workers of Shomal Cement Co. and to determine the relationship between the Work Ability Index (WAI) and the severity of musculosk...
[ 19 ] - ارزیابی اختلالات اسکلتی-عضلانی با استفاده از روش‌های "حد آستانه مجاز سطح فعالیت دست‌ها" و "نقشه بدن" و اجرای برنامه مداخله ارگونومی دریک شرکت چای‌سازی
Background & objective: The present study was conducted to examine the risk factors associated with hand activity and to determine their cumulative effect on the development of upper extremity musculoskeletal disorders. Methods: The present clinical trial was conducted on 24 men and 6 women employed at a tea factory in Fuman in northern Iran. The human body map was used to assess the preva...
[ 20 ] - ارزیابی ریسک اختلالات اسکلتی عضلانی با استفاده از روش تحلیل وظایف تکراری و اجرای برنامههای مداخله ارگونومی در یک شرکت تولیدی
Background & Objectives : Currently, work-related musculoskeletal disorders are a major occupational health concern. This study tried to evaluate the risk factors of musculoskeletal disorders by the assessment of repetitive tasks (ART). It also sought to determine the effects of an ergonomic intervention on the mentioned risk in a manufacturing company . Methods: In this study, 6...
[ 21 ] - Mental workload and its association with fatigue in operating room personnel of Hamadan hospitals, Iran, 2016
Background: Fatigue in the workers reduces the individual's resistance and eventually leads to the lower performance, increased errors and accidents. This study assessed the fatigue, mental workload and the correlation between them, in operating room personnel of Hamadan hospitals, Iran. Materials and Methods: In a descriptive study, the mental workload and its association with fatigue in oper...
[ 22 ] - بررسی تجربی سطح ناتوانی عملکرد دستی ناشی از مواجهه با ارتعاش دست بازو در کارگران شاغل در یک صنعت ریخته گری
Background: Exposure to hand-arm vibration is one of the most common physical harmful factors. The purpose of this study was Experimental study of the level of manual performance disability caused by exposure to hand-arm vibration among automobile casting workers. Methods: This study was performed on 53 casting workers as case group and 28 controls as control group. The measurement of the vi...
[ 23 ] - ارتباط روشنایی مصنوعی با وضعیت بدن در کارکنان اداری
Background: Inadequate lighting in the workplace can cause unconventional changes in the posture of office workers. Poor ergonomic conditions in the office cause inappropriate postures during work and increase pressure on the musculoskeletal system which can cause some disorders in long-term. In this study, the relationship between work environment lighting with the prevalence and severity of m...
[ 24 ] - ارزیابی اثربخشی مداخلۀ ارگونومیک ایستگاه کار بر دردهای اسکلتی ـ عضلانی در گروهی از کارکنان اداری
Background: The working station has a major impact on the musculoskeletal disorders, therefore a considerable attention to working station staff is of importance. The aim of this study was to investigate the effect of working station on musculoskeletal disorders among administrative staff. Methods: 30 administrative staff participated in this analytical descriptive study. Data was collected us...
[ 25 ] - ارزیابی ناراحتی موضعی در مدادهای رایج و مداد ارگونومیک طراحی شده با مقیاس ناراحتی وضعیتی موضعی در دانش آموزان مقطع ابتدایی
Background: The design of tools may play an important role in development of the problems related to hands and arms. The health and satisfaction of those who use these tools can be affected by the improvement of ergonomic tools. This research aims to assess the local discomfort caused by the usage of common pencils comparing to the ergonomic ones. Methods: 50 right-handed students (girls only)...
[ 26 ] - ManTRA بررسی تأثیر مداخلات ارگونومی در فعالیت های دستی بر کاهش اختلالات اسکلتی و عضلانی به روش
Abstract: Introduction: Work-related musculoskeletal disorders (WMSDs) occur when the pressure that applied to musculoskeletal tissue is/be more than tissue tolerant capabilities. This study aimed to assess the risk factors cause musculoskeletal disorders associated with manual tasks using ManTRA and conducted ergonomics intervention program(educational- engineering) among workers in the pri...
[ 27 ] - بررسی تأثیر سطوح بار کار فکری بر پاسخ های فیزیولوژیک و ذهنی
Introduction: Advances in technology and the use of complex systems at work have imposed high mental workloads to operators; so, continuous monitoring of mental workload can help to prevent mental problems and maintain mental health. Therefore, this study aimed to investigate the impact of mental workload on physiological and subjective responses. Methods: This cross-sectional descriptive-an...
[ 28 ] - بررسی ارتباط بین فاکتورهای روانی – اجتماعی و حوادث شغلی در کارگران طرح اقماری دکل های نفتی شرکت ملی حفاری ایران
Background: Psychosocial factors are present in most workplaces that could affect various aspects of workers’ health. Accordingly, psychosocial risks may lead to work related musculoskeletal disorders, increased risk of cardiovascular disease, effect on quality of working life, sickness absence, depression work injuries and accidents and various health problems. The aim of the present study was...
[ 29 ] - شناسایی عوامل خطر فردی و شغلی اختلالات اسکلتی عضلانی در یک سازمان صنعتی
Introduction: Musculoskeletal disorders (MSDs) are the main causes of work related injuries and disabilities in developed as well as developing countries. Few studies have considered different interactive effects of individual and work-related factors on MSDs, simultaneously. Methods and Materials: Data were gathered by Nordic questionnaire and Quick Exposure Check (QEC) method and were analyze...
[ 30 ] - بررسی همبستگی نتایج سه روش OCRA Index، Strain Index وACGIH HAL به منظورارزیابی ریسک اختلالات اسکلتی عضلانی اندام فوقانی
Introduction: Three methods of OCRA Index, Strain Index and ACGIH HAL are proposed to assess risk factors of upper extremity musculoskeletal disorders. These methods are important in work environments to evaluate musculoskeletal disorders. Thus the aim of this study is to determine the correlation between the results of the above mentioned methods. Materials and Methods: In this cross - secti...
[ 31 ] - بررسی تاثیر مداخله ارگونومی بر اختلالات اسکلتی- عضلانی کارکنان بیمارستان علیمرادیان نهـاوند
Introduction: One of the major problems in hospitals leading to high prevalence of musculoskeletal disorders among the health staff is associated with patients handling. This study was aimed to reduce musculoskeletal disorders using ergonomic intervention among Nahavand Alimoradian hospital staff. Material and Methods: This study was conducted in four wards of 160-bed Nahavand Alimoradi...
[ 32 ] - The effect of redesign workstation on Speech Interference Level (SIL) among bank tellers
Abstract Background: There is always an interaction between man and his environment that can be the cause of physical, physiological and psychological stress on people and also cause discomfort, annoyance, and have direct and indirect effects on their performance and productivity, health and safety. People in their workplace are exposed to many factors related to work activities and environmen...
[ 33 ] - Role of handedness in the Effects of Low Frequency Noise on cognitive performance of Students of Hamedan University of Medical Sciences.
Background and Aim: Noise is one of the most effective exogenous factors affecting the processing mechanisms of the human brain, which has a major role in the occurrence of human error and occupational accidents. Low frequency noise is usually produced by sources such as ventilation systems, pumps, compressors, diesel engines and gas turbines, and so on. For this reason, the sound is in additio...
[ 34 ] - The parallel effect of correlated color temperature and illumination level on alertness and cognitive performance: a multi-measure study
Introduction: Recent evidence indicates that lighting can affect physiological and neurobehavioral human functions, referred to as non-image forming (NIF) effects of lighteffects. This study aimed to determine the effects of illumination levels and correlated color temperature (CCT) on alertness and performance under NIF conditions. Material and Methods: In this study, 22 participants were exp...