POWER OF ATTORNEY

      The undersigned, as a Section 16 reporting person of Silk Road
Medical, Inc. (the Company), hereby constitutes and appoints Lucas W.
Buchanan, Kevin M. Klemz, Mhairi L. Jones and Nga T. Van, and each of them,
the undersigneds true and lawful attorney-in-fact, to:

      1.	Prepare, execute in the undersigneds name and on the undersigneds
behalf, and submit to the Securities and Exchange Commission (the SEC) a
Form ID, including amendments thereto, and any other documents necessary or
appropriate to obtain EDGAR codes and passwords enabling the undersigned to
make electronic filings with the SEC of reports required by Section 16(a)
of the Securities Exchange Act of 1934, as amended (the Exchange Act), or
any rule or regulation of the SEC;

      2.	Complete and execute Forms 3, 4 and 5 and other forms and all
amendments thereto as such attorney-in-fact shall in his or her discretion
determine to be required or advisable pursuant to Section 16 of the
Exchange Act and the rules and regulations promulgated thereunder, or any
successor laws and regulations, as a consequence of the undersigneds
ownership, acquisition or disposition of securities of the Company; and

      3.	Do all acts necessary in order to file such forms with the SEC,
any securities exchange or national association, the Company and such other
person or agency as the attorney-in-fact shall deem appropriate.

      The undersigned hereby ratifies and confirms all that said
attorneys-in-fact and agent shall do or cause to be done by virtue hereof.
The undersigned acknowledges that the foregoing attorneys-in-fact, in
serving in such capacity at the request of the undersigned, are not
assuming, nor is the Company assuming, any of the undersigneds
responsibilities to comply with Section16 of the Exchange Act.

      This Power of Attorney shall remain in full force and effect until
the undersigned is no longer required to file Forms 3, 4 and 5 with respect
to the undersigneds holdings of and transactions in securities issued by
the Company, unless earlier revoked by the undersigned in a signed writing
delivered to the Company and the foregoing attorneys-in-fact.

      IN WITNESS WHEREOF, the undersigned has caused this Power of Attorney
to be executed as of this 2 day of November, 2023.


      					Signature: /s/ Charles S. McKhann
      					Print Name: Charles S. McKhann