Exhibit 23.2 ------------ CONSENT OF PRICEWATERHOUSECOOPERS LLP We hereby consent to the incorporation by reference in this Registration Statement on Form S-3 of our reports dated December 1, 2000 relating to the financial statements and financial statement schedule which appear in Bio- Vascular, Inc.'s Annual Report on Form 10-K for the fiscal year ended October 31, 2001. We also consent to the references to our Firm under the caption "Experts" in this Registration Statement. /s/ PRICEWATERHOUSECOOPERS LLP Minneapolis, Minnesota April 12, 2002