As far as gloves go, I would simply go for a glove with more padding, maybe a 12 ounce MMA or boxing glove. However, I think the key to protecting the injury is how you tape it. Check out this video for more details:
http://www.youtube.com/watch?v=ltR-K-XPU8MHave you seen a doctor? I'd highly suggest getting some professional advice so the injury doesn't get worse.