If the finger is pinched, bruising, swelling can take the following measures: First, to use cold compresses as early as possible, cold compresses in 24 hours or less, and the sooner the use of the better, you can use ice or cold water cold compresses, cold compresses in 10-20 minutes or so, cold compresses can be used with the end of some drugs, such as Yunnan Baiyao aerosol and other blood circulation and blood stasis of the class of topical medicines, need to pay attention to is that if more than 24 hours, you need to use hot compresses after hot then use some topical medicines, and then use the hot compresses. It should be noted that if it is more than 24 hours, you need to use hot compresses, and then use some external drugs after the hot compresses. Second, if the pain and swelling is more serious, you need to take oral ibuprofen, diclofenac sodium, a class of non-steroidal anti-inflammatory drugs, they can play a rapid role in anti-inflammatory pain and swelling. Thirdly, if there is an open wound at the site of bruising and swelling, the open wound should be sterilized with povidone-iodine first, and then other parts of the body should be treated as above. Finally, after the above treatment, if the symptoms are not relieved or aggravated, it is necessary to go to the emergency department of the hospital in time, and if necessary, take pictures to exclude the possibility of fracture.