Statements of Comprehensive Loss (USD $)	3 Months Ended		6 Months Ended
	Feb. 28, 2013	Feb. 29, 2012	Feb. 28, 2013	Feb. 29, 2012
Revenues:
Sales	$ 766,084	$ 236,437	$ 1,283,698	$ 553,925
Sales to related parties	6,275	546	76,546	301,406
Equipment rental	46,900	34,900	118,800	75,550
Total revenues	819,259	271,883	1,479,044	930,881
Cost of Revenues:
Cost of sales	411,365	343,922	820,235	498,414
Cost of related party sales	5,069	744	66,446	214,183
Cost of equipment rental	2,947	2,947	5,894	5,894
Total cost of revenues	419,381	347,613	892,575	718,491
Gross margin (loss)	399,878	(75,730)	586,469	212,390
Operating costs and expenses:
Research and development	558,691	582,611	1,085,958	1,119,346
Selling, general and administrative	1,705,682	1,457,662	3,594,931	2,912,497
Total operating costs and expenses	2,264,373	2,040,273	4,680,889	4,031,843
Loss from operations	(1,864,495)	(2,116,003)	(4,094,420)	(3,819,453)
Other income (expense):
Interest income	6,720	15,970	16,666	34,029
Other (expense)	(3,622)	(2,565)	(2,307)	(4,579)
Total other income	3,098	13,405	14,359	29,450
Loss before income taxes	(1,861,397)	(2,102,598)	(4,080,061)	(3,790,003)
Income tax benefit
Net comprehensive loss	$ (1,861,397)	$ (2,102,598)	$ (4,080,061)	$ (3,790,003)
Net loss per common share: Basic	$ (0.06)	$ (0.07)	$ (0.14)	$ (0.13)
Net loss per common share: Diluted	$ (0.06)	$ (0.07)	$ (0.14)	$ (0.13)
Weighted average number of shares outstanding: Basic	29,778,000	29,686,000	29,778,000	29,686,000
Weighted average number of shares outstanding: Diluted	29,778,000	29,686,000	29,778,000	29,686,000