Quarterly financial data (unaudited)

12 Months Ended

Dec. 31, 2011

Quarterly financial data (unaudited)

Quarterly financial data (unaudited)

21.    Quarterly financial data (unaudited)

(U.S. Dollars, in thousands, except per share data)

	1 st Quarter			2 nd Quarter		3 rd Quarter		4 th Quarter		Year
2011
Net sales	$	139,165		$	143,551	$	144,747	$	151,525	$	578,988
Gross profit	$	105,804		$	108,858	$	108,718	$	116,422	$	439,802
Net income (loss)	$	(35,801	)(2)	$	9,958	$	12,378	$	12,392	$	(1,073	)
Net income (loss) per common share:
Basic	$	(2.00	)	$	0.55	$	0.67	$	0.67	$	(0.06	)
Diluted	$	(2.00	)	$	0.54	$	0.66	$	0.65	$	(0.06	)
2010
Net sales	$	138,823		$	142,845	$	138,906	$	143,796	$	564,370
Gross profit	$	106,129		$	108,758	$	106,640	$	111,127	$	432,654
Net income	$	17,492	(1)	$	10,232	$	8,520	$	7,964	$	44,208
Net income per common share:
Basic	$	1.00	(3)	$	0.58	$	0.48	$	0.45	$	2.51
Diluted	$	0.99	(3)	$	0.57	$	0.48	$	0.44	$	2.47

(1)      Includes the $12.0 million gain on sale of the divested vascular business (see Note 20).

(2)      Includes $46 million of charges related to U.S. Government resolutions

(3)The sum of per share earnings by quarter may not equal earnings per share for the year due to the change in average share calculations. This is in accordance with prescribed reporting requirements.