1 EXHIBIT 4.5 AMENDMENT TO RIGHTS AGREEMENT BETWEEN HEARTPORT, INC. AND FLEET NATIONAL BANK THIS AMENDMENT TO RIGHTS AGREEMENT (this "Amendment") is made as of the 26th day of January, 2001, by and between Heartport, Inc., a Delaware corporation (the...Rights Agreement • March 13th, 2001 • Heartport Inc • Surgical & medical instruments & apparatus
