Add Mike Iupati to the list of 49ers who had surgery this offseason. The team's All-Pro and Pro-Bowl guard had a procedure on his shoulder and is unlikely to take part in the team's upcoming OTA sessions, according to a source with knowledge of the injury. Iupati started every game of the 2012 season and played 98 percent of the 49ers' offensive snaps. Beginning in Week 14, he was one of several 49ers who began appearing on the team's injury report with a shoulder injury that was listed as probable from that point through the Super Bowl. Iupati apparently injured the joint in a Week 13 win against the Dolphins. ...
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