Inventories (Details) - USD ($)	Mar. 31, 2019	Dec. 31, 2018
Inventory Disclosure [Abstract]
Finished Goods	$ 1,389,670	$ 1,320,738
Raw Material	577,554	527,308
Devices	1,405,062	1,430,986
Inventories	$ 3,372,286	$ 3,279,032

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Amount before valuation and LIFO reserves of completed merchandise or goods expected to be sold within one year or operating cycle, if longer.

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Amount after valuation and LIFO reserves of inventory expected to be sold, or consumed within one year or operating cycle, if longer.

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Amount before valuation and LIFO reserves of raw materials expected to be sold, or consumed within one year or operating cycle, if longer.

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Amount before valuation and LIFO reserves of other supplies used within the manufacturing or production process expected to be consumed within one year or operating cycle, if longer.

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