*Kuti mudziwe zambiri za malonda, onani zomwe zili pansipa kapena titumizireni mwachindunji
MFUNDO ZA ODAKugwiritsa ntchito ma electrode kwa nthawi yayitali kungayambitse thukuta ndi sebum kusonkhana chifukwa cha mpweya wochepa komanso kusunga chinyezi cha guluu ndi kumbuyo komwe kumachepetsa kupanikizika, zomwe zingayambitse kuyabwa ndi kusokoneza chitetezo cha khungu.
Zingwe za ECG zolumikizira waya ndi zolumikizira zolumikizira zovala zimatha kupindika khungu m'mphepete mwa ma electrode. Kupindika mobwerezabwereza kumasokoneza gawo lakunja loteteza khungu (stratum corneum), zomwe zimapangitsa thukuta, mankhwala, ndi mabakiteriya kukwiyitsa khungu. Zotsatira zake, kukwiya ndi kuwonongeka kwa khungu nthawi zambiri kumachitika mozungulira m'mphepete mwa ma electrode.
Zoopsa Zomwe Zingachitike Pogwiritsa Ntchito Kwa Nthawi Yaitali: Kukwiya pakhungu, monga kufiira, kuyabwa, kapena kusasangalala. Thukuta ndi mafuta ochulukirapo zimatha kutseka ma ducts a thukuta, zomwe zimayambitsa ziphuphu kapena matuza.
Guluu wopangidwa ndi mankhwala wothandiza kuchepetsa ziwengo umathandiza kuti khungu likhale lolimba komanso limateteza khungu kuti lisawonongeke, limachepetsa thukuta komanso limateteza khungu kuti lisawonongeke panthawi yowunikira.
Mapaketi osabala, ogwiritsidwa ntchito kamodzi kokha amatsimikizira kuti matenda akuchulukirachulukira ndipo amasunga umphumphu wa ma elekitirodi kuti odwala aziyang'aniridwa bwino komanso motetezeka.