Accrued Expenses

3 Months Ended

Mar. 31, 2017

Payables and Accruals [Abstract]

Accrued Expenses

Accrued Expenses

Accrued expenses consist of the following:

	March 31, 2017		December 31, 2016
Technology fees	$	450,000	$	450,000
Sales return allowance	323,403		488,200
Professional services	161,000		390,800
Clinical studies	103,000		25,000
Warranty reserve	79,104		45,879
Advertising and promotion	70,600		28,100
Other	207,869		220,752
	$	1,394,976	$	1,648,731