Exhibit 23.1

CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM

We have issued our report dated March 20, 2019, with respect to the consolidated financial statements of Restoration Robotics, Inc. included in the Annual Report on Form 10-K for the year ended December 31, 2018, which are incorporated by reference in this proxy statement/prospectus and registration statement. We consent to the incorporation by reference of the aforementioned report in this proxy statement/prospectus and registration statement, and to the use of our name as it appears under the caption “Experts.”

/s/ GRANT THORNTON LLP

Denver, Colorado

July 29, 2019