Table 1 Study inclusion and exclusion criteria

Inclusion criteria

 Age > 18 years

 Ability to implant device less than 12 weeks post-SCI

 Presence of acute SCI at or above T12

 ASIA scale A or B

 Expectation to perform CIC personally or have caretaker perform CIC

 Medically stable to discharge to a rehab setting

Exclusion criteria

 Inability to perform CIC or have caregiver perform it

 Pre-existing SCI

 Pre-existing progressive neurological disorder

 Autonomic dysreflexia

 Prior sacral back surgery

 Posterior pelvic fracture with distortion of the sacroiliac joint

 Prior urethral sphincter or bladder dysfunction

 Chronic urinary tract infections prior to SCI

 Pregnancy at the time of enrollment

 Presence of coagulation disorder or need for anticoagulation that they connot be stopped temporarily for procedure

 Any significant co-morbidity or illness that would preclude their participation or increase the risk to them having a surgical procedure

 Active untreated infection

 Traumatic injury to the genitourinary system

 Prior pelvic radiation, bladder cancer or other surgical procedure to the bladder that would effect baseline bladder physiology