Algovita Post-Market Clinical Study: Spinal Cord Stimulation to Treat Chronic Pain

Inclusion Criteria:

- Patient is eligible for SCS therapy according to the Algovita SCS system Indications
for Use statement

- Patient had successful Algovita SCS system stimulation trial with an Algovita SCS
system and will be implanted with a permanent Algovita SCS system; prior approval must
be obtained from the Sponsor if another SCS system was used for the stimulation trial

- Patient is willing and able to sign an IRB/EC approved informed consent, and in the
United States, a Privacy Protection Authorization, as required

Exclusion Criteria:

- Patient is contraindicated for an Algovita SCS system

- Patient has a cognitive impairment, or exhibits any characteristic, that would limit
study candidate's ability to assess pain relief or complete study assessments

- Patient has a life expectancy of less than 2 years

- Patient is participating in another clinical study that would confound data analysis

- Patient has a coexisting pain condition that might confound pain ratings