Phone Battery help?

So I was taking apart my phone to insert a new battery and I accidentally punctured the battery, I have an s7 and the battery is glued onto the phone so i don't know if ill be able to take it off while it's punctured, it's a bit swollen and at first the phone got hot but now it's cooled down but... show more So I was taking apart my phone to insert a new battery and I accidentally punctured the battery, I have an s7 and the battery is glued onto the phone so i don't know if ill be able to take it off while it's punctured, it's a bit swollen and at first the phone got hot but now it's cooled down but it's still swollen, any advice?
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