Nothing immediate happened.
Then, Ryuka's body begin to stir, the needles removing themselves from his chest. The wounds automatically began to seal, until the skin was unscathed once more. The restraints on his body promptly slunk bank into the chair, allowing him to stand.
"There may be no changes now, but you will see them once he is suited for combat." Taiki explained, folding his arms across his chest once again.