| Schedule of Research And Development Expenses [Table Text Block] |
| | | Year ended December 31 | | | | | 2016 | | 2015 | | 2014 | | | | | US Dollars | | | | | | | | | | | | Salaries and related expenses | | | 136,578 | | | 166,849 | | | 215,315 | | | Stock-based compensation | | | 48,056 | | | - | | | - | | | Professional fees | | | 56,377 | | | 53,750 | | | 75,566 | | | Laboratory and materials | | | 124,748 | | | 50,858 | | | 18,828 | | | Patent expenses | | | 24,956 | | | 51,846 | | | 24,292 | | | Royalties (*) | | | 50,000 | | | 35,000 | | | - | | | Depreciation | | | 20,526 | | | 11,369 | | | 434 | | | Travel expenses | | | 19,419 | | | - | | | 2,039 | | | Insurance and other expenses | | | 3,293 | | | 4,351 | | | - | | | | | | 483,953 | | | 374,023 | | | 336,474 | | | Less: Grants from the OCS and others | | | (166,046) | | | - | | | - | | | | | | 317,907 | | | 374,023 | | | 336,474 | | (*) liability for minimum royalties - see Note 9B.
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