EEG hardware

im doing a project based on eeg.
can anyone help me designing the circit?
i designed a circuit.but i m not sure how good it is?
If anyone assist me in designing or overviewing my EEg hardware design it would be great help.......

waiting for ur reply ppl.................

I would suggest you post your circuit here.

Hello sir,Thanks for replying.
i have attached my EEg circuit.
please analyse and check the pin 12 of MF6CN-50.
Am i right in its design?
Is my MF6CN-50 part is correct?