In this episode, Naruto arrived to the battle field to the rescue and managed to defeat Kakuzu with his newly accomplished Wind Element Rasen-shuriken.
However, this newly learnt technique being powerful came with a negative effect. After the autopsy of the deceased Kakuzu’s corpse, it was found that all the chakara vessels were destroyed. On analysing Naruto’s right hand found that his vessels were equally damaged. The fifth hokage, Tsunade has disallowed Naruto from using this again as if Naruto continues to use this technique, he will eventually unable to form chakara again.
For the direct link online streaming video of this Naruto Shippuuden, episode 89, please visit this review page.