Chifukwa cha ngodya ya helix, mbali yeniyeni yodulira yapompopi imawonjezeka pamene ngodya ya helix ikuwonjezeka.Zochitika zimatiuza: Pokonza zitsulo zachitsulo, ngodya ya helix iyenera kukhala yaying'ono, nthawi zambiri imakhala pafupifupi madigiri 30, kuonetsetsa kuti mano a helical ali ndi mphamvu ndikuthandizira kukulitsa moyo wa mpopi.Pokonza zitsulo zopanda chitsulo monga mkuwa, aluminiyamu, magnesium, ndi zinki, ngodya ya helix iyenera kukhala yokulirapo, yomwe imatha kukhala pafupifupi madigiri 45, ndipo kudula kumakhala kokulirapo, komwe ndikwabwino kuchotsa chip.