Note 10 - Revenue and Geographic Information (Tables)

6 Months Ended

Jun. 30, 2023

Notes Tables

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

	Three Months Ended June 30,				Six Months Ended June 30,
	2023		2022		2023		2022
OA Pain Management	$	29,334	$	24,093	$	51,967	$	45,058
Joint Preservation and Restoration		12,660		12,095		26,113		24,234
Non-Orthopedic		2,308		3,469		4,146		7,058
	$	44,302	$	39,657	$	82,226	$	76,350

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

	Three Months Ended June 30,
	2023					2022
			Percentage of					Percentage of
	Revenue		Revenue			Revenue		Revenue
Geographic Location:
United States	$	32,867		74	%	$	29,686		75	%
Europe		5,675		13	%		5,292		13	%
Other		5,760		13	%		4,679		12	%
Total	$	44,302		100	%	$	39,657		100	%

	Six Months Ended June 30,
	2023					2022
			Percentage of					Percentage of
	Revenue		Revenue			Revenue		Revenue
Geographic Location:
United States	$	60,155		73	%	$	56,459		73	%
Europe		11,337		14	%		11,088		15	%
Other		10,734		13	%		8,803		12	%
Total	$	82,226		100	%	$	76,350		100	%