v2.4.1.9
2. Summary of Significant Accounting Policies (Tables)
3 Months Ended
Mar. 31, 2015
Accounting Policies [Abstract]  
Schedule of inventories
    March 31, 2015   December 31, 2014
Raw materials $ 293,756 $ 293,976
Work in process   166,807   166,807
Finished goods   842   2,246
Total $ 461,405 $ 463,029
Schedule of accrued expenses
    March 31, 2015   December 31, 2014
Professional and consulting fees $ 325,942 $ 225,726
Accrued payroll and payroll taxes $ 130,751 $ 13,393
Market research   70,816   137,345
Monitoring program fees   119,350   82,861
Other   35,296   62,200
Total $ 682,155 $ 521,525
Schedule of anti-dilutive securities excluded from calculation of diluted net loss per share
  Three Months Ended
  March 31, 2015   March 31, 2014
Series B non-voting convertible preferred stock -   454,546
Series C non-voting convertible preferred stock 2,865,000   3,500,000
Series D non-voting convertible preferred stock 1,479,240   1,148,000
Series E non-voting convertible preferred stock 1,959,759   1,104,280
Shares underlying outstanding warrants 6,890,327   11,571,233
Shares underlying outstanding stock options 4,014,500   3,804,000
Total 17,208,826   21,582,059