The BMPCC is considered slightly fragile for the rough world of video shooting. Therefore numerous companies offer so called “cages” that wrap around the camera, giving it extra protection but also mounting options for things like Handles, Monitor mounts etc.pp. Some of these cages are part of a bigger rigging system, some are designed to be used on their own.
A list of a few commonly used products:
Some of these products include a mechanism to protect (at least) the fragile Mini-HDMI connector. But you can buy a cable protector seperately as well.