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SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Tables)

12 Months Ended

Dec. 31, 2018

SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES

Schedule of estimated useful lives of property, plant and equipment

Production equipment		3 to 13 years
Office furniture, fixtures, and equipment		3 to 10 years
Buildings		39 years
Building improvements		15 years

Schedule of significant customers

		Years Ended December 31,
		2018			2017			2016
Number of significant customers			2			2			1
Aggregate dollar amount of net sales to significant customers		$	13.1 million		$	14.0  million		$	9.4  million
Percentage of net sales to significant customers			39.2	%		40.5	%		31.4	%

Schedule of disaggregated information of revenue recognized from contracts with customers

		For the year ended December 31, 2018:
					Blood
					Collection			EasyPoint®			Other			Total Product
Geographic Segment		Syringes			Products			Needles			Products			Sales
U.S. sales		$	23,803,483		$	1,365,936		$	3,401,389		$	75,766		$	28,646,574
North and South America sales (excluding U.S.)			3,521,823			8,805			252			66,564			3,597,444
Other international sales			940,740			48,101			11,768			30,075			1,030,684
Total		$	28,266,046		$	1,422,842		$	3,413,409		$	172,405		$	33,274,702

		For the year ended December 31, 2017:
					Blood
					Collection			EasyPoint®			Other			Total Product
Geographic Segment		Syringes			Products			Needles			Products			Sales
U.S. sales		$	23,794,258		$	1,098,667		$	2,065,777		$	57,010		$	27,015,712
North and South America sales (excluding U.S.)			6,182,952			3,859			—			193,934			6,380,745
Other international sales			1,032,508			43,473			—			21,400			1,097,381
Total		$	31,009,718		$	1,145,999		$	2,065,777		$	272,344		$	34,493,838

		For the year ended December 31, 2016:
					Blood
					Collection			EasyPoint®			Other			Total Product
Geographic Segment		Syringes			Products			Needles			Products			Sales
U.S. sales		$	24,349,061		$	571,242		$	1,339,386		$	48,557		$	26,308,246
North and South America sales (excluding U.S.)			2,643,366			2,778			—			95,374			2,741,518
Other international sales			744,636			16,834			—			15,402			776,872
Total		$	27,737,063		$	590,854		$	1,339,386		$	159,333		$	29,826,636

Schedule of earnings per share

		Years Ended December 31,
		2018			2017			2016
Net loss		$	(1,339,943)		$	(3,736,038)		$	(3,694,907)
Preferred dividend requirements			(704,996)			(704,996)			(704,996)
Loss applicable to common shareholders		$	(2,044,939)		$	(4,441,034)		$	(4,399,903)
Weighted average common shares outstanding			32,666,454			31,958,121			29,354,437
Weighted average common and common equivalent shares outstanding - assuming dilution			32,666,454			31,958,121			29,354,437
Basic loss per share		$	(0.06)		$	(0.14)		$	(0.15)
Diluted loss per share		$	(0.06)		$	(0.14)		$	(0.15)

Schedule of share-based compensation costs

		Years Ended December 31,
		2018			2017			2016
Cost of sales		$	—		$	272,811		$	141,782
Sales and marketing			—			143,255			77,583
Research and development			—			45,174			23,623
General and administrative			—			210,983			144,738
		$	—		$	672,223		$	387,726

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