Suppressing Discomfort Caused by Electrical Stimulation Using a Local Anesthetic Cream

Electrical stimulation is one of the methods that have been developed to stimulate skin sensations, and can provide sensations such as vibration and pressure by varying the polarity of the stimulus. Such stimuli can be combined to generate a variety of tactile sensations. However, itching or painful...

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Main Authors: Takumi Hamazaki, Taiga Saito, Seitaro Kaneko, Hiroyuki Kajimoto
Format: Article
Language:English
Published: IEEE 2023-01-01
Series:IEEE Access
Subjects:
Online Access:https://ieeexplore.ieee.org/document/10035837/
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author Takumi Hamazaki
Taiga Saito
Seitaro Kaneko
Hiroyuki Kajimoto
author_facet Takumi Hamazaki
Taiga Saito
Seitaro Kaneko
Hiroyuki Kajimoto
author_sort Takumi Hamazaki
collection DOAJ
description Electrical stimulation is one of the methods that have been developed to stimulate skin sensations, and can provide sensations such as vibration and pressure by varying the polarity of the stimulus. Such stimuli can be combined to generate a variety of tactile sensations. However, itching or painful sensations are elicited with increasing amounts of electrical current. To address this major problem, in this study, we developed a method to suppress the itching and pain caused by electrical stimulation while presenting stable pressure and vibration sensations. We applied an anesthetic cream containing the commonly used local anesthetics lidocaine and propitocaine to reduce pain and itching associated with electrical stimulation. In particular, we examined the effects of the local anesthetic cream on pain and tactile thresholds. The results showed a significant relationship between the application of the cream and the dynamic range (i.e., pain and tactile thresholds) of the stimulating current. Thus, our proposed approach considerably improved the quality of the participants’ subjective experience with electrical stimulation technology.
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spelling doaj.art-87ff71a3172042c788d025fcf737ed842023-02-08T00:00:43ZengIEEEIEEE Access2169-35362023-01-0111114891149910.1109/ACCESS.2023.324160510035837Suppressing Discomfort Caused by Electrical Stimulation Using a Local Anesthetic CreamTakumi Hamazaki0https://orcid.org/0000-0001-7820-5506Taiga Saito1Seitaro Kaneko2Hiroyuki Kajimoto3https://orcid.org/0000-0002-5088-7397Department of Informatics, The University of Electro-Communications, Tokyo, Chofu, JaapanDepartment of Informatics, The University of Electro-Communications, Tokyo, Chofu, JaapanDepartment of Informatics, The University of Electro-Communications, Tokyo, Chofu, JaapanDepartment of Informatics, The University of Electro-Communications, Tokyo, Chofu, JaapanElectrical stimulation is one of the methods that have been developed to stimulate skin sensations, and can provide sensations such as vibration and pressure by varying the polarity of the stimulus. Such stimuli can be combined to generate a variety of tactile sensations. However, itching or painful sensations are elicited with increasing amounts of electrical current. To address this major problem, in this study, we developed a method to suppress the itching and pain caused by electrical stimulation while presenting stable pressure and vibration sensations. We applied an anesthetic cream containing the commonly used local anesthetics lidocaine and propitocaine to reduce pain and itching associated with electrical stimulation. In particular, we examined the effects of the local anesthetic cream on pain and tactile thresholds. The results showed a significant relationship between the application of the cream and the dynamic range (i.e., pain and tactile thresholds) of the stimulating current. Thus, our proposed approach considerably improved the quality of the participants’ subjective experience with electrical stimulation technology.https://ieeexplore.ieee.org/document/10035837/Chemicalselectrical stimulationvirtual reality
spellingShingle Takumi Hamazaki
Taiga Saito
Seitaro Kaneko
Hiroyuki Kajimoto
Suppressing Discomfort Caused by Electrical Stimulation Using a Local Anesthetic Cream
IEEE Access
Chemicals
electrical stimulation
virtual reality
title Suppressing Discomfort Caused by Electrical Stimulation Using a Local Anesthetic Cream
title_full Suppressing Discomfort Caused by Electrical Stimulation Using a Local Anesthetic Cream
title_fullStr Suppressing Discomfort Caused by Electrical Stimulation Using a Local Anesthetic Cream
title_full_unstemmed Suppressing Discomfort Caused by Electrical Stimulation Using a Local Anesthetic Cream
title_short Suppressing Discomfort Caused by Electrical Stimulation Using a Local Anesthetic Cream
title_sort suppressing discomfort caused by electrical stimulation using a local anesthetic cream
topic Chemicals
electrical stimulation
virtual reality
url https://ieeexplore.ieee.org/document/10035837/
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AT hiroyukikajimoto suppressingdiscomfortcausedbyelectricalstimulationusingalocalanestheticcream