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Note 4 - Property and Equipment, Net | 12 Months Ended
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Dec. 31, 2023
Notes to Financial Statements |
Property, Plant and Equipment Disclosure [Text Block] |
(4) | Property and Equipment, Net
Property and equipment, net consisted of the following as December 31, 2023 and 2022 (in thousands):
|  | 2023 |  |  | 2022 |
Computer equipment and software |  | $ | 161 |  |  | $ | 161 |
Laboratory and manufacturing equipment |  |  | 574 |  |  |  | 575 |
Furniture and fixtures |  |  | 27 |  |  |  | 27 |
Leasehold improvements |  |  | 26 |  |  |  | 26 |
Property and equipment, gross |  |  | 788 |  |  |  | 789 |
Less accumulated depreciation |  |  | (694 | ) |  |  | (619 | )
Property and equipment, net |  | $ | 94 |  |  | $ | 170 |
Depreciation expense totaled approximately $84,000 and $82,000 for the years ended December 31, 2023 and 2022, respectively. All of our property and equipment is located in the United States.

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