Exhibit 23.1 Consent of Independent Accountants We consent to the incorporation by reference in this Registration Statement on Form S-8 of our report dated April 14, 1999, which appears on page 14 of the Image Guided Technologies, Inc. Annual Report on Form 10KSB for the year ended December 31, 1998. /s/ PricewaterhouseCoopers LLP PricewaterhouseCoopers LLP Broomfield, Colorado September 24, 1999