Injured left index finger

Patient: This past Thursday I was threw a bouncey ball and hit my finger on the wood frame of the couch and I did hear a poop my left index finger swelledi it is still swollen and it hurts to really move it. We believe it is either sprung or fractured. What do I do it has been three days so far and still in pain. Should I wait until Monday. As I am writing this my left index finger is still in pain and is still swollen and is wrapped. What do I do about my finger do I wait til Monday or seek mediocre help now?