Property and Equipment

12 Months Ended

Dec. 31, 2021

Property, Plant and Equipment [Abstract]

Property and Equipment

5.    Property and Equipment

Property and equipment consist of the following as of December 31:

(in thousands)	2021		2020
Equipment	$	1,440	$	1,173
Furniture and fixtures	112		112
Leasehold improvements	201		201
Computer equipment and software	150		150
Loaned systems	525		503
	2,428		2,139
Less accumulated depreciation and amortization	(1,889)		(1,820)
Total property and equipment, net	$	539	$	319

Depreciation and amortization expense related to property and equipment for each of the years ended December 31, 2021 and 2020 was $0.1 million. Loaned systems are ClearPoint systems that are in operation at customer sites on an evaluation basis.