Income Taxes (Details) (USD $)	Jun. 30, 2012	Jun. 30, 2011
Deferred tax liabilities:
Depreciation and amortization	$ (237,291)	$ (169,095)
Total deferred tax liabilities	(237,291)	(169,095)
Deferred tax assets:
Bad debt reserves	36,535	23,120
Accruals and allowances	13,506	13,732
Inventory valuation	286,527	276,453
License fee income	55,653	72,090
Stock-based compensation	225,823	229,607
Deferred gain - HIFU and Labcaire	211,263	198,145
Tax credits	475,386	424,664
Net operating loss carry forwards	4,745,221	4,608,441
Capital loss carryover	0	387,112
Other	5,993	8,468
Total deferred tax assets	6,055,907	6,241,832
Valuation allowance	(5,818,616)	(6,072,737)
Net deferred tax asset	0	0
Recorded as:
Current deferred tax asset	0	0
Non-current deferred tax liability, net	0	0
Deferred Tax Assets,Total	$ 0	$ 0