The general belief is that players recovering from hamate bone surgery -- as Nick Markakis is now -- have a short recovery time, but it can take a while for them to regain their full power at the plate.
But a glance at some notable cases shows players can return to form farily quickly from the wrist injury.
The good news for Sandoval is that the surgery entails removing the hamate bone, so he now doesn't have one in either wrist to worry about.
The good news for Markakis and Orioles fans is that medical advances have seemingly made the procedure easier to come back than in the past.
Here's a more extensive list of notable hamate bone injuries in baseball, including recovery times, compiled by one of our fine summer interns, Connor Letourneau: