Enterprise-wide sales information as of July 31, 2015, 2014 and 2013 consisted of the following (dollars in thousands):

	Fiscal Year Ended July 31,
	2015		2014		2013
Presentation based upon market
Net Sales
Ophthalmic (1)	$	41,976	$	37,433	$	36,348
Neurosurgery (2)		31,694		26,844		25,834
Other (3)		1,349		492		614
	$	75,019	$	64,769	$	62,796
Presentation based upon distribution
Net Sales
Ophthalmic (4)	$	33,509	$	35,242	$	35,446
OEM (5)		40,678		28,671		26,469
Other (6)		832		856		881
Total	$	75,019	$	64,769	$	62,796
Net Sales
Domestic	$	52,530	$	47,794	$	46,489
International		22,489		16,975		16,307
Total	$	75,019	$	64,769	$	62,796

(1)

Net sales from Ophthalmic represent all sales of ophthalmic devices from direct sales representatives, distribution partners and OEMs. Recognition of deferred revenue of $1.3 million from Alcon is included in this category for the fiscal years ended 2015, 2014 and 2013, respectively.

(2)

Net sales from Neurosurgery represent sales of electrosurgery generators, disposable bipolar forceps and related accessories and royalties from Codman, multi-channel generators, disposable ultrasonic tips and related accessories to Stryker and certain neurosurgery disposables sold through distribution. Many of the products that the Company sells to its neurosurgery OEM customers are shipped to their non-U.S. customers in various countries around the world, but are included in the Company’s domestic revenues.

(3)

Other net sales represent all sales of aesthetic devices and other miscellaneous revenues.

(4)

Net sales from Ophthalmic represent sales of ophthalmic devices from direct sales representatives and distribution partners.

(5)

Net sales from OEM represent sales of electrosurgery generators, disposable bipolar forceps and related accessories and royalties from Codman, multi-channel generators, disposable ultrasonic tips and related accessories to Stryker and sales of certain disposable products. Recognition of deferred revenues of $1.3 million from Alcon is included in this category for the fiscal years ended 2015, 2014 and 2013, respectively. Many of the products that the Company sells to its neurosurgery OEM customers are shipped to their non-U.S. customers in various countries around the world, but are included in the Company’s domestic revenues.

(6)

Other net sales represent direct neurosurgery revenues and other miscellaneous revenues.