PROPERTY AND EQUIPMENT

12 Months Ended

Dec. 31, 2013

(4)	PROPERTY AND EQUIPMENT

Property and equipment consist of the following:

	December 31,
	2012			2013

Dental equipment	$	8,983,394		$	9,759,160
Furniture and fixtures		1,479,897			1,571,135
Leasehold improvements		10,147,928			11,969,958
Computer equipment, software and related items		4,854,173			6,106,685
Instruments		1,697,690			1,898,442
		27,163,082			31,305,380

Less - accumulated depreciation		(19,268,749	)		(21,178,981	)

Property and equipment, net	$	7,894,333		$	10,126,399

Depreciation expense was $1,729,669, $2,097,837 and $2,748,517 for the years ended December 31, 2011, 2012 and 2013, respectively.

- Definition

The entire disclosure for long-lived, physical assets that are used in the normal conduct of business to produce goods and services and not intended for resale. Examples include land, buildings, machinery and equipment, and other types of furniture and equipment including, but not limited to, office equipment, furniture and fixtures, and computer equipment and software. This disclosure may include property plant and equipment accounting policies and methodology, a schedule of property, plant and equipment gross, additions, deletions, transfers and other changes, depreciation, depletion and amortization expense, net, accumulated depreciation, depletion and amortization expense and useful lives, income statement disclosures, assets held for sale and public utility disclosures.

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