ACCRUED EXPENSES AND OTHER CURRENT LIABILITIES: (Details) - USD ($)	Dec. 31, 2021	Dec. 31, 2020
ACCRUED EXPENSES AND OTHER CURRENT LIABILITIES:
Accrued salaries and commissions	$ 3,270,715	$ 2,908,320
Deferred revenue	1,947,353	728,351
Clinical studies	1,767,826	781,041
Accrued accounts payable	1,044,088	631,642
Accrued royalties	769,262	916,695
Professional fees	314,068	317,575
Customer rebates	214,119	305,852
Sales, payroll and income taxes payable	785,818	1,159,215
Travel and entertainment	88,850	24,267
Board of Director fees	71,381	62,140
Congresses	40,861	35,589
Accrued Expenses And Other Current Liabilities	$ 10,314,341	$ 7,870,687