Ken Holland said Datsyuk (ankle surgery) will be in a cast for 4-6 weeks, then start rehab and will be re-evaluated in three months.
— Ansar Khan (@AnsarKhanMLive) June 26, 2015Wings felt Datsyuk just needed time to heal but after he returned last week following 6 weeks in Russia, he said his ankle wasn't any better
— Ansar Khan (@AnsarKhanMLive) June 26, 2015
Datsyuk's operation was to repair ruptured tendons in his ankle. Chuck Pleiness released an article stating that he could very well miss the start of the 2015-2016 regular season:
Pavel Datsyuk could miss the start of the regular season after having surgery Friday to repair ruptured tendons in his right ankle.