CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS (Unaudited) - USD ($)	6 Months Ended
	Jun. 30, 2016	Jun. 30, 2015
Cash flows from operating activities:
Net loss	$ (3,631,175)	$ (5,902,001)
Adjustments to reconcile net loss to net cash provided by (used in) operating activities:
Depreciation and amortization	1,590,903	925,107
Loss on disposal of equipment	0	38,668
Share-based compensation expense	224,999	536,439
Amortization of discount on related party debt	554,247	265,967
Long term incentive plan	(46,870)	(8,491)
Tax benefit	(1,161)	(89,945)
Deferred rent	9,895	(2,263)
Proceeds from restricted stock exchanged for taxes	(57,343)	0
Changes in operating assets and liabilities:
Accounts receivable, net	1,691,231	258,291
Inventories	(1,096,308)	23,025
Other current assets	68,790	22,829
Accounts payable	104,130	(153,490)
Interest payable	178,359	76,211
Accrued compensation	1,059,496	2,306
Accrued liabilities, other	118,912	(301,580)
Accrued pension liability	42,862	174,014
Deferred revenue	250,679	72,080
Net cash provided by (used in) operating activities	1,061,646	(4,062,833)
Cash flows from investing activities:
Cash acquired from merger with Vision-Sciences	0	2,019,610
Purchases of property, plant and equipment	(166,976)	(609,615)
Proceeds from sale of property, plant and equipment	0	999
Net cash (used in) provided by investing activities	(166,976)	1,410,994
Net cash provided by financing activities	0	0
Effect of exchange rates on cash and cash equivalents	(4,184)	(55,705)
Net increase (decrease) in cash and cash equivalents	890,486	(2,707,544)
Cash and cash equivalents at beginning of period	1,976,594	8,703,790
Cash and cash equivalents at end of period	2,867,080	5,996,246
Supplemental disclosure of cash flow information:
Cash paid during the period for income tax	19,378	17,578
Cash paid during the period for interest	$ 34,061	$ 1,400