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CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($)
3 Months Ended
Mar. 31, 2017
Mar. 31, 2016
Reconciliation of net loss to net cash used in operating activities:    
Net loss $ (973,946) $ (1,582,970)
Adjustments to reconcile net loss to net cash used in operating activities:    
Depreciation 22,189 16,237
Amortization of debt discounts 48,574 27,922
Loss (gain) on conversion of interest 72,765
Warrants issued for services 30,703 61,211
Common stock issued for services 7,656
Loss on extension of warrants 206,620
Employee stock option compensation expense 64,208 157,464
Changes in assets and liabilities:    
Accounts receivable (100,276) 118,407
Inventories (99,863) 47,993
Prepaid expenses and other current assets 13,237 33,721
Accounts payable 48,622 (114,236)
Accrued expenses 152,764 147,757
Settlement accrual (26,789) (80,000)
Deferred revenue (4,000)
Net cash used in operating activities (824,577) (879,453)
Cash flows from Investing Activities    
Purchases of equipment (1,257) (52,358)
Net cash used in investing activities (1,257) (52,358)
Cash flows from Financing Activities    
Proceeds from sale of stock under stock purchase agreement 123,620 225,245
Proceeds from sale of stock and warrants 500,000
Proceeds from advances on convertible line of credit with related parties 200,000 680,000
Payments on insurance finance contract (24,323) (26,214)
Net cash provided by financing activities 799,297 879,031
Net (decrease) increase in cash and cash equivalents (26,537) (52,780)
Cash and cash equivalents - beginning 151,184 135,266
Cash and cash equivalents - ending 124,647 82,486
Supplemental Disclosure of Cash Flow Information:    
Cash paid for interest 773 835
Cash paid for income taxes
Supplementary Disclosure of Non-cash Investing and Financing Activities:    
Beneficial conversion feature of convertible notes 9,661 61,637
Loan discount from warrants 9,661 61,637
Stock issued for accrued interest $ 149,811