Note 9 - Operations and Industry Segments (Detail) - The following table summarizes certain information on industry segments (USD $)	3 Months Ended			7 Months Ended	9 Months Ended
	Jun. 30, 2012	Jul. 02, 2011	Jul. 02, 2011	Jun. 30, 2012	Jun. 30, 2012	Jul. 02, 2011
Net sales:
Net sales	$ 16,937,129	$ 13,694,857	$ 13,694,857	$ 8,311,000	$ 58,364,557	$ 38,855,873
Operating profit:
Corporate expense	(193,599)	(163,841)			(460,371)	(422,182)
Other	(22,447)	5,198	5,198		(47,463)	14,394
Income before income taxes	1,123,454	1,538,447	1,538,447		5,501,420	4,188,447
Medical [Member]
Net sales:
Net sales	11,618,522	8,838,423			34,792,619	25,753,090
Operating profit:
Operating profit	1,101,343	1,183,933			3,809,075	3,379,553
Custom Products [Member]
Net sales:
Net sales	5,318,607	4,856,434			23,571,938	13,102,783
Operating profit:
Operating profit	238,157	513,157			2,200,179	1,216,682
Total [Member]
Operating profit:
Operating profit	$ 1,339,500	$ 1,697,090			$ 6,009,254	$ 4,596,235