Consolidated Balance Sheets - USD ($) $ in Thousands	Dec. 31, 2018	Dec. 31, 2017
CURRENT ASSETS:
Cash and cash equivalents	$ 9,384	$ 3,710
Accounts receivable:
Trade, net	716	643
Other	104	207
Prepaid expenses	81	62
Inventory	1,134	533
TOTAL CURRENT ASSETS	11,419	5,155
NON-CURRENT ASSETS:
Property, plant and equipment, net	421	476
Fund in respect of employee rights upon retirement	448	476
TOTAL NON-CURRENT ASSETS	869	952
TOTAL ASSETS	12,288	6,107
Accounts payable and accruals:
Trade	929	328
Other	1,966	2,134
Contract liability	25	20
TOTAL CURRENT LIABILITIES	2,920	2,482
LONG-TERM LIABILITIES-
Liability for employees rights upon retirement	605	624
TOTAL LONG-TERM LIABILITIES	605	624
COMMITMENTS AND CONTINGENT LIABILITIES (Note 9)
TOTAL LIABILITIES	3,525	3,106
REDEEMABLE PREFERRED SHARES		274
EQUITY:
Common stock, par value $0.0001 per share; 150,000,000 shares authorized at December 31, 2018 and 2017; 38,408,953 and 1,483,808 shares issued and outstanding at December 31, 2018 and 2017, respectively	4
Preferred stock value
Additional paid-in capital	156,351	143,079
Accumulated deficit	(147,592)	(140,352)
Total equity	8,763	2,727
Total liabilities, redeemable preferred shares and equity	12,288	6,107
Series B Preferred Stock [Member]
EQUITY:
Preferred stock value
Series C Preferred Stock [Member]
EQUITY:
Preferred stock value
Series D Preferred Stock [Member]
EQUITY:
Preferred stock value