Cryo NerVe Block Extremity AmputatioN RegIStry for Post Operative and pHantom Limb Pain

Inclusion Criteria: * Patients who have or will have an amputation procedure; * Patients who are willing and capable of providing informed consent; * Patients whose age is 18 years or above, or of legal age to give informed consent specific to state and national law. Exclusion Criteria: * Women of childbearing potential who are, or plan to become, pregnant during the time of the study; * Other medical, social, or psychological conditions that in the opinion of the Investigator precludes the subject from appropriate consent or adherence to the protocol.