Assessment of Pain Onset and Maximum Bearable Pain Thresholds in Physical Contact Situations

With the development of robot technology, robot utilization is expanding in industrial fields and everyday life. To employ robots in various fields wherein humans and robots share the same space, human safety must be guaranteed in the event of a human–robot collision. Therefore, criteria and limitat...

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Main Authors: Doyeon Han, Moonyoung Park, Junsuk Choi, Heonseop Shin, Donghwan Kim, Sungsoo Rhim
Format: Article
Language:English
Published: MDPI AG 2022-04-01
Series:Sensors
Subjects:
Online Access:https://www.mdpi.com/1424-8220/22/8/2996
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author Doyeon Han
Moonyoung Park
Junsuk Choi
Heonseop Shin
Donghwan Kim
Sungsoo Rhim
author_facet Doyeon Han
Moonyoung Park
Junsuk Choi
Heonseop Shin
Donghwan Kim
Sungsoo Rhim
author_sort Doyeon Han
collection DOAJ
description With the development of robot technology, robot utilization is expanding in industrial fields and everyday life. To employ robots in various fields wherein humans and robots share the same space, human safety must be guaranteed in the event of a human–robot collision. Therefore, criteria and limitations of safety need to be defined and well clarified. In this study, we induced mechanical pain in humans through quasi-static contact by an algometric device (at 29 parts of the human body). A manual apparatus was developed to induce and monitor a force and pressure. Forty healthy men participated voluntarily in the study. Physical quantities were classified based on pain onset and maximum bearable pain. The overall results derived from the trials pertained to the subjective concept of pain, which led to considerable inter-individual variation in the onset and threshold of pain. Based on the results, a quasi-static contact pain evaluation method was established, and biomechanical safety limitations on forces and pressures were formulated. The pain threshold attributed to quasi-static contact can serve as a safety standard for the robots employed.
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spelling doaj.art-cfe8fd0d4b28477fbd46f4d03f0c97132023-12-03T13:57:13ZengMDPI AGSensors1424-82202022-04-01228299610.3390/s22082996Assessment of Pain Onset and Maximum Bearable Pain Thresholds in Physical Contact SituationsDoyeon Han0Moonyoung Park1Junsuk Choi2Heonseop Shin3Donghwan Kim4Sungsoo Rhim5Department of Mechanical Engineering, Kyung Hee University, Yongin-si 17104, KoreaDepartment of Industry-Academic Cooperation Foundation, Kyung Hee University, Yongin-si 17104, KoreaSafetics, Seoul 07255, KoreaSafetics, Seoul 07255, KoreaDepartment of Physical Medicine & Rehabilitation, Kyung Hee University Hospital at Gangdong, Seoul 02447, KoreaDepartment of Mechanical Engineering, Kyung Hee University, Yongin-si 17104, KoreaWith the development of robot technology, robot utilization is expanding in industrial fields and everyday life. To employ robots in various fields wherein humans and robots share the same space, human safety must be guaranteed in the event of a human–robot collision. Therefore, criteria and limitations of safety need to be defined and well clarified. In this study, we induced mechanical pain in humans through quasi-static contact by an algometric device (at 29 parts of the human body). A manual apparatus was developed to induce and monitor a force and pressure. Forty healthy men participated voluntarily in the study. Physical quantities were classified based on pain onset and maximum bearable pain. The overall results derived from the trials pertained to the subjective concept of pain, which led to considerable inter-individual variation in the onset and threshold of pain. Based on the results, a quasi-static contact pain evaluation method was established, and biomechanical safety limitations on forces and pressures were formulated. The pain threshold attributed to quasi-static contact can serve as a safety standard for the robots employed.https://www.mdpi.com/1424-8220/22/8/2996human–robot interactioncollision safetycollaborative applicationbiomechanical limitationpain threshold
spellingShingle Doyeon Han
Moonyoung Park
Junsuk Choi
Heonseop Shin
Donghwan Kim
Sungsoo Rhim
Assessment of Pain Onset and Maximum Bearable Pain Thresholds in Physical Contact Situations
Sensors
human–robot interaction
collision safety
collaborative application
biomechanical limitation
pain threshold
title Assessment of Pain Onset and Maximum Bearable Pain Thresholds in Physical Contact Situations
title_full Assessment of Pain Onset and Maximum Bearable Pain Thresholds in Physical Contact Situations
title_fullStr Assessment of Pain Onset and Maximum Bearable Pain Thresholds in Physical Contact Situations
title_full_unstemmed Assessment of Pain Onset and Maximum Bearable Pain Thresholds in Physical Contact Situations
title_short Assessment of Pain Onset and Maximum Bearable Pain Thresholds in Physical Contact Situations
title_sort assessment of pain onset and maximum bearable pain thresholds in physical contact situations
topic human–robot interaction
collision safety
collaborative application
biomechanical limitation
pain threshold
url https://www.mdpi.com/1424-8220/22/8/2996
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AT heonseopshin assessmentofpainonsetandmaximumbearablepainthresholdsinphysicalcontactsituations
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