Candidates for the system are individuals who have a clinically complete spinal cord injury with resulting paraplegia or quadriplegia. The following list includes some of guidelines for the device:
- Skeletally mature (generally, aged over 18)
- A complete spinal cord lesion. Those with incomplete lesion may experience pain when they stimulate the implant.
- Neurologically stable
- Intact reflex bladder contractions (this will be assessed during video-urodynamic studies of the bladder)
- 12 months post-injury to ensure stable lesion