Property and Equipment (Details) - USD ($) $ in Thousands	3 Months Ended
Mar. 31, 2023	Dec. 31, 2022
Property and equipment
Total property and equipment	$ 43,050	$ 42,223
Accumulated depreciation	(34,990)	(34,069)
Property and equipment, net	8,060	8,154
Equipment
Property and equipment
Total property and equipment	$ 20,490	20,490
Equipment \| Minimum
Property and equipment
Estimated useful life	5 years
Equipment \| Maximum
Property and equipment
Estimated useful life	7 years
Furniture and fixtures
Property and equipment
Total property and equipment	$ 765	765
Furniture and fixtures \| Minimum
Property and equipment
Estimated useful life	5 years
Furniture and fixtures \| Maximum
Property and equipment
Estimated useful life	7 years
Computer and software
Property and equipment
Estimated useful life	3 years
Total property and equipment	$ 11,090	11,037
Leasehold improvements
Property and equipment
Total property and equipment	$ 2,445	2,295
Leasehold improvements \| Minimum
Property and equipment
Estimated useful life	3 years
Leasehold improvements \| Maximum
Property and equipment
Estimated useful life	7 years
Reusable instruments
Property and equipment
Estimated useful life	5 years
Total property and equipment	$ 7,771	7,147
Molding and Tooling
Property and equipment
Estimated useful life	5 years
Total property and equipment	$ 489	$ 489

Amount of accumulated depreciation, depletion and amortization for physical assets used in the normal conduct of business to produce goods and services.

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Amount before accumulated depreciation, depletion and amortization of physical assets used in the normal conduct of business and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, and furniture and fixtures.

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