Essentially a balloon that replaced some of the sponge like structure that fills with blood to create an erection. It’s pretty popular with the paralysed so they can still have their own kids the old fashion way and some still have feeling down there but not venous control to cause things to happen.

Fun fact often times the inflator is put in your bean bag and you essentially squeeze an artificial testical to pump it up.

https://www.mayoclinic.org/tests-procedures/penile-implants/about/pac-20384916

I can’t find a reference to that but China did 17 minutes in January this year. I think you’re confusing the announcement that they increased power by 17x while maintaining plasma.

This test was 20 minutes at a higher power setting without being incredibly destructive, that’s their milestone.

Donald Trump.