Condensed Statements of Operations (USD $)	3 Months Ended
	Mar. 31, 2015	Mar. 31, 2014
Net sales	$ 4,927,787	$ 4,101,258
Cost of goods sold	1,981,927	1,627,104
Gross profit	2,945,860	2,474,154
Operating expenses
Research and development	566,081	559,604
Selling and marketing	1,184,678	1,244,566
General and administrative	776,254	658,855
Operating expenses	2,527,013	2,463,025
Income from operations	418,847	11,129
Interest income	32	38
Income before income taxes	418,879	11,167
Income tax provision	205,384	4,466
Net income	$ 213,495	$ 6,701
Net income available to common shareholders per common share:
Basic (in dollars per share)	$ 0.02	$ 0
Diluted (in dollars per share)	$ 0.02	$ 0
Weighted average number of common shares used in per share computations:
Basic (in shares)	10,128,311	10,107,644
Diluted (in shares)	10,143,097	10,198,450