Note 10 - Revenue and Geographic Information (Tables)

3 Months Ended

Mar. 31, 2023

Notes Tables

Revenue from External Customers by Products and Services [Table Text Block]

	Three Months Ended March 31,
	2023		2022
OA Pain Management	$	22,633	$	20,964
Joint Preservation and Restoration		13,453		12,139
Non-Orthopedic		1,838		3,590
Total	$	37,924	$	36,693

Schedule of Revenue and Operating Income by Geographical Areas [Table Text Block]

		Three Months Ended March 31,
	2023					2022
			Percentage of					Percentage of
	Revenue		Revenue			Revenue		Revenue
Geographic Location:
United States	$	27,288		72	%	$	26,773		73	%
Europe		5,662		15	%		5,796		16	%
Other		4,974		13	%		4,124		11	%
Total	$	37,924		100	%	$	36,693		100	%