Consolidated Balance Sheets - USD ($) $ in Thousands	Mar. 31, 2019	Dec. 31, 2018
CURRENT ASSETS:
Cash and cash equivalents	$ 5,807	$ 9,384
Accounts receivable:
Trade, net	464	716
Other	186	104
Prepaid expenses	66	81
Inventory	1,447	1,134
TOTAL CURRENT ASSETS	7,970	11,419
NON-CURRENT ASSETS:
Property, plant and equipment, net	452	421
Right of use	1,104
Deferred issuance costs	49
Fund in respect of employee rights upon retirement	482	448
TOTAL NON-CURRENT ASSETS	2,087	869
TOTAL ASSETS	10,057	12,288
Accounts payable and accruals:
Trade	872	929
Other	1,740	1,966
Contract liability	25	25
TOTAL CURRENT LIABILITIES	2,637	2,920
LONG-TERM LIABILITIES-
Leasing liability	1,138
Liability for employees rights upon retirement	642	605
TOTAL LONG-TERM LIABILITIES	1,780	605
COMMITMENTS AND CONTINGENT LIABILITIES (Note 9)
TOTAL LIABILITIES	4,417	3,525
EQUITY:
Common stock, par value $0.0001 per share; 150,000,000 shares authorized at March 31, 2019 and December 31, 2018; 871,872 and 768,615 shares issued and outstanding at March 31, 2019 and December 31, 2018, respectively
Additional paid-in capital	156,439	156,355
Accumulated deficit	(150,799)	(147,592)
Total equity	5,640	8,763
Total liabilities and equity	10,057	12,288
Series B Preferred Stock [Member]
EQUITY:
Preferred stock value
Series C Preferred Stock [Member]
EQUITY:
Preferred stock value