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Exhibit 12.1

Medical Device Manufacturing, Inc.
Ratio of Earnings to Fixed Charges
(in thousands)

		Period from UTI's Predecessor's Inception (July 2, 1999) to December 31, 1999
																			Pro Forma**
				Twelve Months Ended December 31,												Six Months Ended June 30, 2004						Six Months Ended June 30, 2004
																			Twelve Months Ended December 31, 2003
				2000			2001			2002			2003
Pre-tax income (loss)		$	466	$	(16,282	)	$	(8,502	)	$	(32,557	)	$	(932	)	$	(992	)	$	(47,565	)	$	4,867
	Interest expense		804		11,363			17,802			16,923			16,587			12,015			28,685			14,331
	Amortization of capitalized interest		—		—			—			—			—			—			—			—
	Distributed income of equity investees		—		—			—			—			—			—			—			—
	Interest portion of rent*		49		398			638			766			1,044			569			2,577			1,359
Earnings (loss)			1,319		(4,521	)		9,938			(14,868	)		16,699			11,592			(16,303	)		20,557
Fixed charges		$	853	$	11,761		$	18,440		$	17,689		$	17,631		$	12,584		$	31,262		$	15,690
	Ratio		1.5x		—			—			—			—			—			—			1.3x
	Deficency	$	—	$	16,282		$	8,502		$	32,557		$	932		$	992		$	47,565		$	—

UTI Pennsylvania
Ratio of Earnings to Fixed Charges
(in thousands)

		Year Ended December 31, 1999		Five Months Ended May 31, 2000
Pre-tax income (loss)		$	2,127	$	(16,840	)
	Interest expense		592		257
	Amortization of capitalized interest		—		—
	Distributed income of equity investees		—		—
	Interest portion of rent*		259		123
Earnings (loss)			2,978		(16,460	)
Fixed charges		$	851	$	380
	Ratio		3.5x		—
	Deficency	$	—	$	16,840

*

Interest portion of rent is estimated to be one-third of rent expense

**

Refer to pages P-1 to P-5 of S-4 Registration Statement

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Medical Device Manufacturing, Inc. Ratio of Earnings to Fixed Charges (in thousands)
UTI Pennsylvania Ratio of Earnings to Fixed Charges (in thousands)