Postoperative Pain Procedure Patient Remote Monitoring With MyHealthPal Clinical Study

Inclusion Criteria

Inclusion Criteria: * Adults (18 years old and older). * Ability to understand consent process and questionnaires. Patients with ready access to a smartphone, compatible smart device (operating system 5.0 version, also known as Lollipop, for Android and 13 or later version for iOS), smartphone aptitude, smartphone with sufficient memory space for the relevant app, and willingness to participate in the study as assessed by a questionnaire. * Patients undergoing one of the following surgeries within the Brigham and Women's Pain Management Practice: 1. Spinal cord stimulator implantation 2. Spinal cord stimulator explant 3. Spinal cord stimulator revision 4. Intrathecal pump implantation 5. Intrathecal pump explant 6. Intrathecal pump revision * Ability to attend all standard surgery follow-up appointments at Brigham and Women's Hospital. * Ability to understand and sign written informed consent documents. Exclusion Criteria: * Cognitive or physical impairment that would prevent patient from entering data in MHP. * Any acute or chronic condition that would limit the ability of the patient to participate in the study. * Any patient who is experiencing an ongoing infection prior to undergoing a surgical revision/explant