Certification of Principal Financial Officer
                         Pursuant to Section 906 of the
                           Sarbanes-Oxley Act of 2002


I, Maureen B. Bellantoni, Executive Vice President and Chief Financial Officer
of Integra LifeSciences Holdings Corporation (the "Company"), hereby certify
that, to my knowledge:

     1.  The Annual Report on Form 10-K of the Company for the year ended
         December 31, 2005 (the "Report") fully complies with the requirements
         of Section 13(a) or Section 15(d), as applicable, of the Securities
         Exchange Act of 1934, as amended; and

     2.  The information contained in the Report fairly presents, in all
         material respects, the financial condition and results of operations of
         the Company.


Date: March 15, 2006
                                                    /s/ Maureen B. Bellantoni
                                                    ----------------------------
                                                    Maureen B. Bellantoni
                                                    Executive Vice President and
                                                    Chief Financial Officer