Exhibit 23.1 Consent of Independent Registered Public Accounting Firm We consent to the incorporation by reference in the Registration Statements on Form S-8 No. 333-107537 pertaining to the Orthofix International N.V. Staff Share Option Plan and Orthofix Inc. Employee Stock Purchase Plan, on Form S-8 Nos. 333-5932 and 333-68700 pertaining to the Orthofix International N.V. Staff Share Option Plan and on Form S-8 No. 333-123353 pertaining to the Orthofix International N.V. 2004 Long-Term Incentive Plan of our reports dated March 13, 2006, with respect to the consolidated financial statements and financial statement schedule of Orthofix International N.V., Orthofix International N.V. management's assessment of the effectiveness of internal control over financial reporting, and the effectiveness of internal control over financial reporting of Orthofix International N.V., included in the Annual Report (Form 10-K) for the year ended December 31, 2005. /s/ Ernst & Young LLP - --------------------------- Charlotte, North Carolina March 13, 2006