Additional Information and Where to Find It The tender offer for the outstanding shares of common stock of Vocera Communications, Inc. ("Vocera") referenced in this communication commenced on January 25, 2022. This communication is for informational purposes only, is not a recommendation and is neither an offer to purchase nor a solicitation of an offer to sell shares of common stock of Vocera or any other securities. Stryker Corporation ("Stryker") has filed with the U.S. Securities and Exchange Commission (the "SEC") a Tender Offer Statement on Schedule TO, and Vocera has filed with the SEC a Solicitation/Recommendation Statement on Schedule 14D 9.