S3 Dorsal Root Ganglion/Nerve Root Stimulation for Refractory Postsurgical Perineal Pain: Technical Aspects of Anchorless Sacral Transforaminal Lead Placement

Table 1

Programming parameters.

Parameter	Initial	Week 2
Stimulation poles	N + −N	+ − N, N
Pulse width (ms)	300	100
Amplitude (pA)	250	250
Frequency (Hz)	20	20
Resistance (Ohm)	1850 1321 1311 active 1313	1070 1063 1353 active 1070