CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands	Mar. 31, 2022	Dec. 31, 2021
Current assets
Cash and cash equivalents	$ 93,938	$ 113,079
Accounts receivable, net	11,314	9,444
Inventories, net	11,373	9,014
Prepaid expenses and other current assets	9,841	9,277
Total current assets	126,466	140,814
Property and equipment, net	7,588	7,487
Restricted cash - long term	302	302
Demo inventory, net	2,225	2,548
Intangible assets, net	20,960	21,150
Goodwill	18,262	18,262
Operating lease right of use assets, net	9,937
Financing lease right of use assets, net	1,047
Other assets	341	344
Total assets	187,128	190,907
Current liabilities
Accounts payable	11,518	9,435
Accrued expenses and other current liabilities	12,138	13,491
Current portion of operating lease liabilities	2,805
Current portion of financing lease liabilities	383
Current portion of capital lease liabilities		272
Deferred revenue	4,892	4,484
Total current liabilities	31,736	27,682
Deferred revenue, net of current portion	1,519	1,330
Long-term debt, net of debt discount	32,576	32,471
Deferred tax liability, net	36	26
Capital lease liabilities, net of current portion		197
Operating lease liabilities, net of current portion	7,506
Financing lease liabilities, net of current portion	448
Contingent consideration liability (Note 4), net of current portion	6,755	7,850
Total liabilities	80,576	69,556
Stockholders' equity
Preferred Stock, $0.00001 par value; 10,000,000 shares authorized; 0 shares issued and outstanding at March 31, 2022; 0 shares authorized, issued and outstanding at December 31, 2021
Common Stock, $0.00001 par value; 500,000,000 shares authorized; 37,502,358 shares issued and outstanding at March 31, 2022; 500,000,000 shares authorized; 37,424,101 shares issued and outstanding at December 31, 2021	2	2
Additional paid in capital	219,056	217,456
Accumulated deficit	(112,506)	(96,107)
Total stockholders' equity	106,552	121,351
Total liabilities and stockholders' equity	$ 187,128	$ 190,907