Hello, I've Had Minor Surgery For A Fourth Metacarpal Fracture

Hello, I've had minor surgery for a fourth metacarpal fracture done on the 9th of October 2016. I've had two pins inserted, one directly through the fourth metacarpal and the second at a 90 degree angle through the 5th and 4th metacarpal. My Question is, how long does it take to remove the pins and how long will I need to wait before going back to gym