Development of tools and methods for better evaluating and improving workers’ personal hearing protection Pour voir la vidéo, veuillez activer Javascript et considérez mettre à jour votre navigateur à une version supportant le HTML5. To view this video please enable JavaScript, and consider upgrading to a web browser that supports HTML5 video. Hugues Nélisse and Franck Sgard, researchers with the IRSST, are explaining new techniques for measuring the effectiveness of hearing protection and validating mathematical models of noise attenuation predictions for that protection. Related Documents View slideshow From the same project Scientific Reports Développement d’outils et de méthodes pour mieux évaluer et améliorer la protection auditive individuelle des travailleurs R-901 Scientific Publications Influence of source location, subjects and HPD size on the sound field around earmuffsLe Cocq C., Hugues Nélisse, Boutin J., Voix J., Laville F.Source : in Proceedings of the Acoustics Week in Canada, (October 12-14, 2011, Québec, Canada). Canadian Acoustics / Acoustique canadienne, vol. 39, no 3, 2011, p. 98-99Development of an equivalent solid model to predict the vibroacoustic behavior of eamuff cushionsBoyer S., Franck Sgard, Laville F., Hamdi M. A.Source : in Proceedings of the Acoustics Week in Canada, (October 12-14, 2011, Québec, Canada). Canadian Acoustics / Acoustique canadienne, vol. 39, no 3, 2011, p. 96-97Development of a 3D finite element model of the human external ear for simulation of the auditory occlusion effectBrummund M., Petit Y., Franck Sgard, Laville F.Source : in Proceedings of the Acoustics Week in Canada, (October 12-14, 2011, Québec, Canada). Canadian Acoustics / Acoustique canadienne, vol. 39, no 3, 2011, p. 94-95Development of a simplified axi-symmetric finite element model of the auditory canal occluded by an earplug: variability of the attenuation as a function of the input parametersViallet G., Franck Sgard, Laville F.Source : in Proceedings of the Acoustics Week in Canada, (October 12-14, 2011, Québec, Canada). Canadian Acoustics / Acoustique canadienne, vol. 39, no 3, 2011, p. 100-101A simplified axi-symmetric finite element model of the human outer ear to determine the earplug induced auditory occusion effectBrummund M., Franck Sgard, Petit Y., Laville F.Source : in 162nd Meeting of the Acoustical Society of America, (162nd : October 31-November 4, 2011 : San Diego, USA). Journal of the Acoustical Society of America, vol. 130, no 4, 2011, p. 2469Comparison of a 3 dimension model versus a 2 dimension-axisymmetric finite element model of an occluded ear canal Viallet G., Franck Sgard, Laville F.Source : in 162nd Meeting of the Acoustical Society of America, (162nd : October 31-November 4, 2011 : San Diego, USA). Journal of the Acoustical Society of America, vol. 130, no 4, 2011, p. 2518Estimation of noise levels and HPD attenuation in the workplace using microphones located in the vicinity of the earHugues Nélisse, Le Cocq C., Boutin J., Laville F., Voix J.Source : in Semaine canadienne d'acoustique, (10-12 octobre, 2012 : Banff, Canada), 2012Acoustic finite element modeling of hearing protection devicesFranck Sgard, Brummund M., Viallet G., Boyer S., Petit Y., Laville F., Boutin J.Source : in InterNoise 2012 (41th : August 19-22, 2012 : New York, USA), 2012, 12 pOn the influence of the material properties of the external ear on occlusion effect simulationsBrummund M., Franck Sgard, Petit Y., Laville F.Source : in Semaine canadienne d'acoustique / CAA, (10-12 octobre, 2012 : Banff, Canada), 2012Estimation of noise exposure level for subjects wearing hearing protector devicesLe Cocq C., Hugues Nélisse, Boutin J. , Voix J., Laville F.Source : in 21st International Congress on Acoustics : Proceedings of Meetings on Acoustics, (21st : June 2-7, 2013 : Montréal, Canada), 2013, vol. 19, no 1, 8 pComparison of subjective and objective methods for the measurements of hearing protector devices attenuation and occlusion effectHugues Nélisse, Le Cocq C., Boutin J. , Voix J., Laville F.Source : in 21st International Congress on Acoustics : Proceedings of Meetings on Acoustics, (21st : June 2-7, 2013 : Montréal, Canada), 2013, vol. 19, no 1, 7 pAxisymmetric versus three-dimensional finite element models for predicting the attenuation of earplugs in rigid walled ear canalsViallet G., Franck Sgard, Laville F., Boutin J. Source : Journal of the Acoustical Society of America, vol. 134, no 6, 2013, p. 4470-4480Sound transfer path analysis to model the vibroacoustic behaviour of a commercial earmuffBoyer S., Franck Sgard, Laville F.Source : in 21st International Congress on Acoustics : Proceedings of Meetings on Acoustics, (21st : June 2-7, 2013 : Montréal, Canada), 2013, vol. 19, no 1, 9 pImplementation of a simplified, artificial external ear test fixture for measurement of the earplug induced auditory occlusionBrummond M., Franck Sgard, Petit Y., Laville F., Boutin J. Source : in 21st International Congress on Acoustics : Proceedings of Meetings on Acoustics, (21st : June 2-7, 2013 : Montréal, Canada), 2013, vol. 19, no 1, 7 pInfluence of the external ear tissue domains on the sound attenuation of an earplug predicted by a finite element modelViallet G., Franck Sgard, Laville F.Source : in 21st International Congress on Acoustics : Proceedings of Meetings on Acoustics, (21st : June 2-7, 2013 : Montréal, Canada), 2013, vol. 19, no 1, 8 pThree-dimensional finite element modeling of the human external ear: simulation study of the bone conduction occlusion effectBrummund M. K., Franck Sgard, Petit Y., Laville F.Source : Journal of the Acoustical Society of America, vol. 135, no 3, 2014, p. 1433-1444Objective assessment of the sound paths through earmuff componentsBoyer S., Doutres O., Franck Sgard, Laville F., Boutin J. Source : Applied Acoustics, vol. 83, 2014, p. 76-85A finite element model to predict the sound attenuation of earplugs in an acoustical test fixtureViallet G., Franck Sgard, Laville F., Boutin J. Source : The Journal of the Acoustical Society of America, vol. 136, no 3, 2014, p. 1269-1280Prediction of airborne and structure borne sound transmission through hearing protectors using FEMFranck Sgard, Brummond M., Viallet G., Boyer S., Doutres O., Hugues Nélisse, Laville F., Petit Y., Boutin J. Source : in Improving the World through Noise Control : International congress on Noise Control Engineering / InterNoise 2014 (43rd : November 16-19, 2014 : Melbourne, Australia), 2014, 9 pSystematic evaluation of the relationship between physical and psychoacoustical measurements of hearing protectors’ attenuationHugues Nélisse, Le Cocq C., Boutin J. , Laville F., Voix J.Source : (2015). Journal of Occupational and Environmental Hygiene, 12(12), 829-844. doi: 10.1080/15459624.2015.1053893Investigation of the variability in earplugs sound attenuation measurements using a finite element modelViallet G., Franck Sgard, Laville F., Hugues NélisseSource : (2015). Applied Acoustics, 89, 333-344. doi: 10.1016/j.apacoust.2014.10.007Using finite element modeling to predict the effect of ear canal microphone positioning on the sound attenuation of hearing protectorsFranck Sgard, Viallet G., Hugues NélisseSource : Proceeding of 22nd International Congress on Sound and Vibration 2015 (ICSV 22), Florence, Italy, 2015, vol. 4 (p. 3360-3368).A finite element model to improve noise reduction based attenuation measurement of earmuffs in a directional sound fieldGaudreau M.-A., Franck Sgard, Laville F., Hugues NélisseSource : (2017). Applied Acoustics, 119, 66-77. doi: 10.1016/j.apacoust.2016.12.003An axisymmetric finite element model to study the earplug contribution to the bone conduction occlusion effectBrummund M.-K., Franck Sgard, Petit Y., Laville F., Hugues NélisseSource : (2015). Acta Acustica united with Acustica, 101(4), 775-788.Using finite–element modeling to predict the effect of sound incidence on the noise reduction based attenuation of earmuffsFranck Sgard, Gaudreau M.-A., Hugues NélisseSource : Proceeding of 22nd International Congress on Acoustics, Buenos-Aires, Argentina, 2016 (p. 1-10). Retrieved from http://www.ica2016.org.ar/ica2016proceedings/ica2016/ICA2016-0098.pdfDéveloppement d'outils et de méthodes pour mieux évaluer et améliorer la protection auditive individuelle des travailleursFranck Sgard, Hugues NélisseSource : Communication présentée au Rendez-vous de la science de l'IRSST, Montréal, QC.Measurement of earplugs insertion loss using a classical impedance tubeDoutres O., Franck Sgard, Sgard G.Source : Communication présentée à 44th International Congress and Exposition on Noise Control Engineering (Internoise 2015): Implementing Noise Control Technology, San Francisco, CA, 2015 (p. 4773-4784).Numerical study of the broadband vibro-acoustic response of an earmuffCarillo K., Franck Sgard, Doutres O.Source : (2018). Applied Acoustics, 134, 25-33. doi: 10.1016/j.apacoust.2017.12.025A finite–element model to predict incidence dependent and diffuse field noise reduction based attenuation of earmuffsFranck Sgard, Hugues Nélisse, Benacchio S., Doutres O., Padois T., Gaudreau M.-A.Source : Communication présentée à la24th International Congress on Sound and Vibration (ICSV24) , London, Angleterre, 2017 (p. 1-8).Numerical prediction of the broadband sound attenuation of a commercial earmuff: Impact of the cushion modelingCarillo K., Franck Sgard, Doutres O.Source : Communication présentée à Acoustics'17: Joint meeting of the Acoustical Society of America and the European Acoustics Association, Boston, MA, 2017 (p. 3733). The Journal of the Acoustical Society of America. doi: 10.1121/1.4988200Simulation numérique de l’atténuation sonore d’un protecteur auditif de type casque anti-bruitCarillo K., Doutres O., Franck SgardSource : Communication présentée au39e Congrès de l’AQHSST : prévenir au quotidien, nouveaux enjeux, nouveaux défis, Victoriaville, QC. [Affiche].Low frequency finite element models of the acoustical behavior of earmuffsBoyer S., Doutres O., Franck Sgard, Laville F., Boutin J. Source : (2015). Journal of the Acoustical Society of America, 137(5), 2602-2613.Systematic evaluation of the relationship between subjective and objective measurement methods of hearing protector devices attenuationHugues Nélisse, Le Cocq C., Boutin J. , Voix J., Laville F.Source : C. Glorieux (dir), Communication présentée à Proceedings of EuroNoise 2015, Maastricht, Pays-Bas, 2015 (p. 1973-1978). From the same series: Rendez-vous de la science (2017) Use of hearing aids in a noisy work environment Development of a Preliminary Clinical Prediction Rule for Identifying Patients with Non-acute Low Back Pain Who Respond Best to a Lumbar Stabilization Exercise Program Validation of the questionnaire "Obstacles to Returning to Work and Self-Efficacy In Overcoming Them" (ORTESES) among Workers with a Musculoskeletal Disorder or a Transient Mental Disorder. Molecular detection of bacteria of the genus Legionella in water in cooling towers and water heaters Solutions to improve the health and safety conditions of floor-covering installers Preventing chemical hazards related to pesticide use by Québec apple growers Characterization of hypothenar hammer syndrome in workers using hand-held tools Design of Horizontal Lifeline Systems for Fall Protection – Update of Technical Guide Study of the aging, degradation and service life of fall protection equipment – Lifelines Musculoskeletal disorders – A Realist Review of the Theoretical Foundations of Rehabilitation Programs Involving the Workplace Measurement of paramedic ambulance technicians’ exposure to musculoskeletal disorder risk factors Estimation du chargement au dos - Développement d’une méthode ambulatoire intégrant la cinématique du dos et de l’électromyographie Workplace practices to ensure a safe and sustainable return to work of workers who have had a musculoskeletal disorder Immediate psychological and biomechanical effects of two categories of lumbar belts in healthcare workers and workers with back pain Participation Groupe de travail ANSES - horaire atypique et cancer Exposure of Québec workers to carcinogens: industries and occupational groups Clinical and neuromechanical determinants of the development of low back disability in workers Related Publications Design of Realistic Artificial Ears for the Purpose of Studying Hearing and Physical Comfort of Earplugs(Publication) Development of a Voice-based Method for Objective Occlusion Effect Measurement(Publication) Development of an Effective In-Ear Method to Measure Sound Exposure for Use in the Workplace (Publication) Development of a method for measuring effective intra-aural noise exposure for use in the workplace(Video) Additional Information Collection: Video reports and conferences Category: Conference On screen: Hugues Nélisse - Senior professional researcher - IRSSTFranck Sgard - Senior professional researcher - IRSST Produced by: Philippe Lemay - Filming and editing Research Project: 0099-7630 Research Field: Mechanical and Physical Risk Prevention Publication no.: CF-227 Language: French Online since: April 12, 2017 Recorded date: February 14, 2017 Format: Video Duration: 21:36