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INDICE DELLE FIGURE

FIGURA 1. In grassetto i principali siti di impianto di una protesi di

stimolazione visiva. Pag. 13

FIGURA 2. Esempio di impianto corticale. Pag. 15

FIGURA 3. Array mostrato rispetto alla dimensione di un centesimo (A), osservazione al microscopio (B) dei singoli pixel (C), impianto nello spazio sottoretinico (D).

Pag. 18

Figura 4. Foto fundus mostrano impianto retinico di silicio artificiale su 6 diversi pazienti e fluorangiografia del paziente 3. Pag. 19

FIGURA 5. Impianto esterno e intra-oculare. Pag. 21

FIGURA 6. Tasks eseguiti dai pazienti impiantati con Array ON e OFF.

Pag. 22

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FIGURA 7. (A) Posizionamento del cavo di alimentazione intradermico impiegato nello studio pilota (2005-2009). (B) Impianto usato nel trial

clinic con tecnologia wireless. Pag. 23

FIGURA 8. Prototipo di protesi retinica ermetica. Pag. 24

FIGURA 9. Progetto di impianto di seconda generazione. Pag. 25

FIGURA 10. Protesi epiretinica con 60 elettrodi. Pag. 27

FIGURA 11 . Componenti esterne dell'impianto epiretinico. Pag. 28

FIGURA 12. Paziente durante lo svolgimento di un esercizio alla lavagna

magnetica. Pag. 32

FIGURA 13. (A) Elettrodi non attivi per mancanza di stimolazione luminosa. (B) Elettrodi in bianco attivi corrispondenti alla figura sulla