Condensed Consolidated Statements of Cash Flows (Unaudited) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2023	Mar. 31, 2022
CASH FLOWS FROM OPERATING ACTIVITIES:
Net loss	$ (4,256)	$ (4,481)
Adjustments required to reconcile net loss to net cash used in operating activities:
Depreciation	55	41
Change in liability for employees rights upon retirement	36	46
Other financial expenses	22	7
Change in right of use asset and leasing liability	(34)	(25)
Share-based compensation expenses	289	653
Loss on amounts funded in respect of employee rights upon retirement, net	23	18
Decrease (increase) in interest receivable on short term deposits	14	(17)
Changes in operating asset and liability items:
Decrease in prepaid expenses	261	231
Decrease (Increase) in trade receivables	(383)	111
Decrease (Increase) in other receivables	(97)	74
Increase in inventory	(76)	(143)
Increase (Decrease) in trade payables	(52)	7
Decrease in other payables	(633)	(656)
Net cash used in operating activities	(4,831)	(4,134)
CASH FLOWS FROM INVESTING ACTIVITIES:
Purchase of property, plant and equipment	(25)	(37)
Investment in short-term bank deposits	(2,500)	(6,000)
Withdrawal from short-term bank deposits	7,000	6,000
Amounts funded in respect of employee rights upon retirement	(26)	(28)
Net cash provided by (used in) investing activities	4,449	(65)
CASH FLOWS FROM FINANCING ACTIVITIES:
Net cash provided by (used in) financing activities
EFFECT OF EXCHANGE RATE CHANGES ON CASH AND CASH EQUIVALENTS	(22)	(7)
DECREASE IN CASH AND CASH EQUIVALENTS	(404)	(4,206)
BALANCE OF CASH AND CASH EQUIVALENTS AT BEGINNING OF THE PERIOD	4,632	12,004
BALANCE OF CASH AND CASH EQUIVALENTS AT END OF THE PERIOD	$ 4,228	$ 7,798