renervate

verb3

1. •
   To restore nerve stimulation to.

   • Initially, surviving neurones compensate for this by producing axon branches to renervate denervated muscle fibres. — 2012
2. •
   (of a body part) To regain nerve stimulation.

   • In addition to that, Dr. Shumway would tell you that hearts tend to renervate after six months. — 1982
3. •
   (no longer used) To have one's strength to return.