Note 7 - Accrued Expenses and Other Current Liabilities

12 Months Ended

Dec. 31, 2022

Notes to Financial Statements

Accrued Liabilities and Other Current Liabilities Disclosure [Text Block]

(7) Accrued Expenses and Other Current Liabilities

Accrued expenses and other current liabilities consisted of the following (in thousands):

	December 31,		December 31,
	2022		2021
Accrued expenses	$	157	$	240
Accrued salaries and employee benefits		899		861
Accrued clinical trial costs		548		334
Grant liability		534		590
Customer deposits		90		96
Payable to related party		18		—
Total	$	2,246	$	2,121