Segment and Geographic Information (Tables)

12 Months Ended

Dec. 31, 2020

Segment and Geographic Information [Abstract]

Revenue By Geographic Area

	2020		2019		2018
United States	$	169,244	$	185,829	$	162,146
Europe		23,217		27,929		25,912
Asia		13,118		15,976		12,687
Other international		952		1,073		885
Total international		37,287		44,978		39,484
Total revenue	$	206,531	$	230,807	$	201,630

Revenue By Product Type

United States revenue by product type was as follows:

	2020		2019		2018
Open ablation	$	75,399	$	80,205	$	72,250
Minimally invasive ablation		25,647		34,842		35,053
Appendage management		66,981		68,166		52,891
Total ablation and appendage management		168,027		183,213		160,194
Valve tools		1,217		2,616		1,952
Total United States	$	169,244	$	185,829	$	162,146

International revenue by product type was as follows:

	2020		2019		2018
Open ablation	$	18,655	$	24,945	$	21,118
Minimally invasive ablation		6,171		8,349		9,176
Appendage management		12,353		11,476		8,988
Total ablation and appendage management		37,179		44,770		39,282
Valve tools		108		208		202
Total international	$	37,287	$	44,978	$	39,484