Complex sentence: Sacral nerve stimulation, also termed sacral neuromodulation, typically involves the implantation of a programmable stimulator subcutaneously which delivers low amplitude electrical stimulation via a lead to the sacral nerve, usually accessed via the S3 foramen.
Split into simpler sentences: Sacral nerve stimulation, also termed sacral neuromodulation, is a type of medical electrical stimulation therapy. It typically involves the implantation of a programmable stimulator subcutaneously, which delivers low amplitude electrical stimulation via a lead to the sacral nerve, usually accessed via the S3 foramen.