Consolidated Balance Sheets - USD ($)	Dec. 31, 2017	Dec. 31, 2016
Current Assets:
Cash and cash equivalents	$ 26,562,000	$ 27,715,000
Short-term investments	4,993,000	0
Accounts receivable	11,878,000	9,073,000
Inventories	9,275,000	5,327,000
Deferred costs	505,000	1,773,000
Prepaid expenses and other current assets	2,323,000	1,376,000
Total current assets	55,536,000	45,264,000
Equipment, molds, furniture and fixtures, net	16,158,000	17,867,000
Patent rights, net	1,401,000	2,045,000
Goodwill	1,095,000	1,095,000
Other assets	148,000	54,000
Total Assets	74,338,000	66,325,000
Current Liabilities:
Accounts payable	5,957,000	7,885,000
Accrued expenses and other liabilities	6,982,000	5,873,000
Deferred revenue	2,794,000	6,149,000
Total current liabilities	15,733,000	19,907,000
Long-term debt	24,858,000
Deferred revenue – long term	200,000	1,200,000
Total liabilities	40,791,000	21,107,000
Stockholders’ Equity:
Preferred Stock: $0.01 par, authorized 3,000,000 shares, none outstanding
Common Stock: $0.01 par; authorized 300,000,000 shares; 156,674,504 and 155,167,677 issued and outstanding at December 31, 2017 and 2016, respectively	1,567,000	1,552,000
Additional paid-in capital	302,965,000	297,826,000
Accumulated deficit	(270,285,000)	(253,445,000)
Accumulated other comprehensive loss	(700,000)	(715,000)
Total Stockholders' Equity	33,547,000	45,218,000
Total Liabilities and Stockholders’ Equity	$ 74,338,000	$ 66,325,000