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Note 12 - Revenues (Tables)

12 Months Ended

Dec. 31, 2022

Notes Tables

Disaggregation of Revenue [Table Text Block]

		Years Ended December 31,
		2022				2021
United States		$	6,641,000			$	5,304,000
China			1,984,000				1,771,000
Portugal			211,000				548,000
Thailand			9,000				401,000
South Korea			325,000				222,000
Vietnam			515,000				332,000
Other			798,000				716,000
Total		$	10,483,000			$	9,294,000

		Year Ended December 31, 2022
		Device Revenue				Service Revenue				Other Revenue				Total Revenue

AXP		$	5,911,000			$	480,000			$	-			$	6,391,000
BioArchive			1,247,000				968,000				-				2,215,000
CAR-TXpress			654,000				190,000				285,000				1,129,000
Manual Disposables			655,000				-				-				655,000
Other			64,000				-				29,000				93,000
Total		$	8,531,000			$	1,638,000			$	314,000			$	10,483,000

		Year Ended December 31, 2021
		Device Revenue				Service Revenue				Other Revenue				Total Revenue

AXP		$	4,940,000			$	198,000			$	-			$	5,138,000
BioArchive			827,000				1,518,000				-				2,345,000
CAR-TXpress			875,000				123,000				286,000				1,284,000
Manual Disposables			421,000				-				-				421,000
Other			65,000				-				41,000				106,000
Total		$	7,128,000			$	1,839,000			$	327,000			$	9,294,000

Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Table Text Block]

		2023				2024				2025				2026 and beyond				Total
Service revenue1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1		$	1,157,000			$	637,000			$	244,000			$	-			$	2,038,000
Device revenue ⁽¹⁾			845,000				41,000				-				-				886,000
Exclusivity fee			286,000				286,000				286,000				189,000				1,047,000
Clinical revenue			13,000				13,000				13,000				118,000				157,000
Total		$	2,301,000			$	977,000			$	543,000			$	307,000			$	4,128,000