Izakhi ze-electron stimulador zenziwe ngokwezifiso nazo zifakwe ibhethri elivuselelekayo, okungasetshenziswa ngezikhathi nezindawo ezahlukahlukene, okwenza kube lula ukuthwala. Le divayisi ilungele abantu bayo yonke iminyaka, izinhlanga, nobulili.