Home Study of an Advanced Upper Limb Prosthesis

Inclusion Criteria: Inclusion Criteria (Parts A and B): * All subjects must be at least 18 years old and have single or bilateral upper limb amputation. * Subjects must be able to understand the requirements of the study and sign an Informed Consent Form and HIPAA Authorization Form. * Subjects will include those who are current users of any type of prosthetic device (body powered, electric or hybrid), non-users of devices who have been previously fit with a device, but have chosen not to wear it, as well as new users of devices. * To participate in the study all subjects must have active control over one or both ankles, OR have an appropriate number of myoelectric and/or other control sites (as determined by the Principal Investigator in conjunction with the research team) to allow adequate prosthetic controls configuration. Inclusion Criteria Part B only: * Completion of all Part A study activities. * Meets all criteria for Preliminary Determination of Appropriateness for Unsupervised, Home Device Use. Exclusion Criteria: Exclusion Criteria (Parts A and B): * Amputees with elbow disarticulation, wrist disarticulation and partial hand amputations will be excluded. \*beginning July 1, 2016 amputees with shoulder disarticulation or forequarter amputation will be excluded. * Amputees will be excluded if the length of their residual limb would prohibit socket fitting, as determined by the study prosthetist. * Persons with significant uncorrectable visual deficits that wou…