Research and Development Expenses (Tables)

12 Months Ended

Dec. 31, 2021

Research and Development Expenses [Abstract]

Schedule of research and development expenses

	For the year ended December 31
	2021		2020		2019
	USD thousands
Salaries, wages and related expenses		1,721		1,209		804
Share-based payments (see also Note 11)		557		756		238
Service providers		9,549		5,273		1,236
		11,827		7,238		2,278