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                           February 3, 2023

       B. Sonny Ball
       Chief Executive Officer and President
       Sintx Technologies, Inc.
       1885 West 2100 South
       Salt Lake City, UT, 84119

                                                        Re: Sintx Technologies,
Inc.
                                                            Registration
Statement on Form S-1
                                                            Filed January 31,
2023
                                                            File No. 333-269475

       Dear B. Sonny Ball:

              This is to advise you that we have not reviewed and will not
review your registration
       statement.

               Please refer to Rules 460 and 461 regarding requests for
acceleration. We remind you
       that the company and its management are responsible for the accuracy and
adequacy of their
       disclosures, notwithstanding any review, comments, action or absence of
action by the staff.

                                                        Please contact Jessica
Ansart at 202-551-4511 with any questions.




                           Sincerely,


                           Division of Corporation Finance

                           Office of Industrial Applications and

                           Services
       cc:                                              David Marx