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SUPPLEMENTAL BALANCE SHEET DISCLOSURES (Tables)

6 Months Ended

Jun. 30, 2025

SUPPLEMENTAL BALANCE SHEET DISCLOSURES

Schedule of inventory, net

​

Inventory, net (in thousands)

​	​	​	​	​	​	​
​		June 30,			December 31,
​		2025		​	2024
Raw materials	​	$	575	​	$	576
Work-in-process	​		379	​		402
Finished goods	​		279	​		145
Inventory, gross	​	​	1,233	​	​	1,123
Inventory reserve	​		(92)	​		(87)
Inventory, net	​	$	1,141	​	$	1,036

Schedule of prepaid expenses and other current assets

Prepaid expenses and other current assets (in thousands)

​	​	​	​	​	​	​
​	​	June 30,			December 31,
​		2025		​	2024
Prepaid expenses	​	$	480	​	$	603
Inventory related	​		10	​		55
Deferred offering costs	​	​	—	​	​	7
Total prepaid expenses and other current assets	​	$	490	​	$	665

Schedule of accrued and other current liabilities

Accrued and other current liabilities (in thousands)

​	​	​	​	​	​	​
​	​	June 30,			December 31,
​		2025			2024
Insurance payable	​	$	91	​	$	356
Employees benefits	​	​	328	​	​	759
Professional services	​		18	​		24
Franchise tax	​		20	​		—
Other	​		15	​		100
Total accrued and other current liabilities	​	$	472	​	$	1,239

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Tabular disclosure of the amounts paid in advance for capitalized costs that will be expensed with the passage of time or the occurrence of a triggering event, and will be charged against earnings within one year or the normal operating cycle, if longer; the aggregate carrying amount of current assets, not separately presented elsewhere in the balance sheet; and other deferred costs.

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Tabular disclosure of the carrying amount as of the balance sheet date of merchandise, goods, commodities, or supplies held for future sale or to be used in manufacturing, servicing or production process.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Topic 210
-SubTopic 10
-Name Accounting Standards Codification
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02(6)(a))
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480566/210-10-S99-1

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-Name Accounting Standards Codification
-Section S99
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-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480566/210-10-S99-1

Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef
-Topic 210
-SubTopic 10
-Name Accounting Standards Codification
-Section S99
-Paragraph 1
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Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section 50
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