Exhibit 23.1

CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM

        We hereby consent to the incorporation by reference in the Registration Statements on Form S-8 (Nos. 333-135433, 333-108470, 333-91506, 333-90497, and 33-63191), Form S-3 (Nos. 333-114038, 333-98661, 333-56629) and Form S-3/A (No. 333-56629) of Hanger Orthopedic Group, Inc. and Subsidiaries of our report dated March 16, 2007 relating to the consolidated financial statements, management’s assessment of the effectiveness of internal control over financial reporting and the effectiveness of internal control over financial reporting, which appears in this Form 10-K.

/s/ PricewaterhouseCoopers LLP
PricewaterhouseCoopers LLP
McLean, VA
March 16, 2007