Condensed Consolidated Balance Sheet - USD ($)	Jun. 30, 2022	Dec. 31, 2021
Current assets:
Cash and cash equivalents	$ 22,282,000	$ 82,806,000
Short-term investments	39,607,000
Accounts receivable, net of allowance for bad debts of $13 and $0 at June 30, 2022 and December 31, 2021, respectively	4,885,000	3,665,000
Inventory	1,776,000	2,368,000
Prepaid expenses and other current assets	3,477,000	4,345,000
Total current assets	72,027,000	93,184,000
Property and equipment, net	6,306,000	3,456,000
Right-of-use assets	1,747,000	2,281,000
Long-term deposits	734,000	609,000
Goodwill	14,330,000	14,330,000
Other intangible assets, net	2,140,000	2,397,000
Total Assets	97,284,000	116,257,000
Current liabilities:
Accounts payable	3,870,000	2,499,000
Accrued employee expenses	3,999,000	3,849,000
Finance lease liability, current portion	39,000	81,000
Operating lease liability, current portion	596,000	1,156,000
Deferred revenue, current portion	4,086,000	205,000
Other accrued liabilities	981,000	1,005,000
Notes payable, current portion	4,204,000	603,000
Other current liabilities	469,000	335,000
Total current liabilities	18,244,000	9,733,000
Operating lease liability, net of current portion	1,249,000	1,394,000
Notes payable, net of discount and current portion	10,712,000	14,088,000
Derivative liabilities	112,000	108,000
Deferred revenue, net of current portion	2,247,000	150,000
Total liabilities	32,564,000	25,473,000
Commitments and contingencies (Note 11)
Stockholders' equity
Preferred stock, $.0001 par value; 5,000,000 shares authorized at June 30, 2022 and December 31, 2021. No shares issued and outstanding	0	0
Common stock, $.0001 par value; 100,000,000 shares authorized at June 30, 2022 and December 31, 2021; 29,514,071 and 29,318,578 shares issued and outstanding at June 30, 2022 and December 31, 2021,respectively	5,000	5,000
Additional paid-in capital	158,044,000	156,049,000
Accumulated other comprehensive loss	(34,000)
Accumulated deficit	(93,295,000)	(65,270,000)
Total stockholders' equity	64,720,000	90,784,000
Total liabilities and stockholders' equity	$ 97,284,000	$ 116,257,000