Apparatus for reduction of spasticity in male and female patients having spinal cord injury as well as obtaining semen from males by stimulation of ejaculatory nerves

This may be TMI but I was reading Bonk by Mary Roach and came across this side effect of spasticity relief from electroejaculation. I can guarantee that your doctor will not prescribe this or even mention it to you.
https://www.google.com/patents/US5199442
Three images are at the link for this patent.
This paragraph from example#2 is relevant;
The overall effectiveness is summarized as follows: Six or roughtly 40% expereinced excellent relief of their spasticity as judged by both their personal assessment and the neurological exam. Four or 29% experienced good reduction in spasticity and another 29% experienced no relief at all. The mean duration of effect was 9 hours with a range of 3-24 hours. On occasion, subjects experienced relief from several days up to a week.

We claim:
1. Apparatus for reducing spacticity of neurologically impaired patients comprising:

a) an elongated anal probe which is adapted to apply stimulus to a patient's pelvic floor, said probe defining a distal penetrating end and a proximal end, an axially aligned channel formed between ends therein with at least three conduits emanating radially therefrom, said probe further defining three longitudinally extending cavities therein, each said cavity being connected to one each of the conduits; three elongated bipolar electrodes, one each being secured in a corresponding cavity and extending above a ventral surface of the probe;