Amount of revenue recognized from goods sold, services rendered, insurance premiums, or other activities that constitute an earning process. Includes, but is not limited to, investment and interest income before deduction of interest expense when recognized as a component of revenue, and sales and trading gain (loss).

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+ Details

Summary of significant accounting policies (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2026	Mar. 31, 2025
Product Information [Line Items]
Total revenue	$ 2,362
WiSE CRT System [Member]
Product Information [Line Items]
Total revenue	2,320
Surgical tool kits [Member]
Product Information [Line Items]
Total revenue	20
Battery replacements [Member]
Product Information [Line Items]
Total revenue	$ 22