Näytä/Avaa - Aaltodoc - Aalto-yliopisto
Näytä/Avaa - Aaltodoc - Aalto-yliopisto
Näytä/Avaa - Aaltodoc - Aalto-yliopisto
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3.2.7 Virrantiheyden jakautuminen aivoissa...........................................................31<br />
3.2.8 Sähkökentän vaikutus ja voimakkuus............................................................33<br />
3.3 Kliininen toiminta eli vaikutus solutasolla...........................................................36<br />
3.3.1 Anodinen stimulaatio.....................................................................................36<br />
3.3.2 Katodinen stimulaatio....................................................................................36<br />
3.3.3 Shamstimulaatio............................................................................................37<br />
3.3.4 Jälkivaikutukset (after effects) ja tutkimukset lääkeaineiden vaikutuksista. .38<br />
3.4 tDCS:n hyödyt......................................................................................................40<br />
3.4.1 Turvallisuus....................................................................................................40<br />
3.4.2 tDCS vastaan rTMS.......................................................................................43<br />
3.5 tDCS:n haasteet ja vaikeudet................................................................................44<br />
3.5.1 Tekniset haasteet.............................................................................................44<br />
3.5.2 Turvallisuusasiat.............................................................................................45<br />
3.6 tDCS:n hoidot.......................................................................................................49<br />
3.7 Valmistajat............................................................................................................52<br />
3.7.1 NeuroConn GmbH .........................................................................................52<br />
3.7.2 Newronika Srl ................................................................................................55<br />
3.7.3 Soterixmedical................................................................................................57<br />
3.7.4 Trans Cranial Technologies............................................................................60<br />
3.8 Stimulaatiosovellukset..........................................................................................61<br />
3.8.1 HDtDCS (Highdefinition tDCS)..................................................................61<br />
3.8.2 tsDCS (transcutanous spinal direct current stimulation)................................63<br />
3.8.3 Slowoscillatory tDCS...................................................................................64<br />
4 Kokeellinen osuus.......................................................................................................65<br />
4.1 Vierailu Biomedicumiin 11.1.2013........................................................................65<br />
4.2 tDCSlaitteen suunnittelu.....................................................................................66<br />
4.2.1 Tekniset vaatimukset......................................................................................67<br />
4.2.2 Tekninen toteutus...........................................................................................68<br />
4.2.3 Laitteen toiminnallisuus.................................................................................71<br />
4.2.4 Jatkokehittely..................................................................................................72<br />
5 Tulokset........................................................................................................................74<br />
6 Pohdintaa.....................................................................................................................77<br />
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