Condensed Consolidated Balance Sheets (Current Period Unaudited) (USD $)	Sep. 30, 2013	Dec. 31, 2012
ASSETS
Cash and cash equivalents	$ 1,402,000	$ 2,536,000	[1]
Accounts receivable, net	2,895,000	1,577,000	[1]
Inventories	2,523,000	1,773,000	[1]
Prepaid expenses and other receivables	232,000	253,000	[1]
Total current assets	7,052,000	6,139,000	[1]
Property, plant and equipment, net	2,634,000	2,691,000	[1]
Product acquisition costs, net	1,796,000		[1]
Restricted cash, long term	54,000	54,000	[1]
License fee, net	225,000	300,000	[1]
Debt issuance costs, net	77,000	100,000	[1]
Other	155,000	143,000	[1]
Total assets	11,993,000	9,427,000	[1]
LIABILITIES AND STOCKHOLDERS’ EQUITY
Accounts payable	1,561,000	1,091,000	[1]
Accrued expenses	1,079,000	820,000	[1]
Deferred income, current	179,000	48,000	[1]
Capital lease obligation, current	8,000	17,000	[1]
Total current liabilities	2,827,000	1,976,000	[1]
Note payable, bank	3,000,000	1,000,000	[1]
Deferred income, long term	6,000	20,000	[1]
Capital lease obligation, long term		4,000	[1]
Total liabilities	5,833,000	3,000,000	[1]
Commitments and contingencies			[1]
Common stock	457,000	446,000	[1]
Additional paid-in capital	48,386,000	47,409,000	[1]
Accumulated deficit	(44,200,000)	(43,445,000)	[1]
Total stockholders’ equity	6,160,000	6,427,000	[1]
Total liabilities and stockholders' equity	11,993,000	9,427,000	[1]
Series A Preferred Stock [Member]
LIABILITIES AND STOCKHOLDERS’ EQUITY
Convertible Preferred Stock		500,000	[1]
Series C Preferred Stock [Member]
LIABILITIES AND STOCKHOLDERS’ EQUITY
Convertible Preferred Stock	$ 1,517,000	$ 1,517,000	[1]

[1] Derived from the audited December 31, 2012 financial statements