Swelling of the little thumb poked and swollen by a basketball is mostly considered to be a soft tissue contusion, which needs to be treated by general measures, medication, other treatments, surgery and so on. 1. General measures: patients should immediately stop hand activities to prevent aggravation of swelling. Usually within 72 hours, ice packs should be applied in a timely manner, which can dilate vasoconstriction, reduce tissue extravasation and alleviate swelling, and then change to hot packs after 72 hours, which can promote blood circulation and local metabolism. At the same time, pressure bandage is needed to prevent hematoma formation. 2. Medication: For patients with severe pain, you can use topical diclofenac diethylamide cream, flurbiprofen babu cream and other painkillers or take ibuprofen, acetaminophen and other non-steroidal anti-inflammatory painkillers as directed by the doctor. Also need to be under the guidance of the doctor to apply Diosmin, safflower oil and other drugs to reduce swelling and dissipate blood stasis. 3. Other treatments: Patients can also cooperate with doctors to carry out phototherapy, heat therapy, electrotherapy, focused ultrasound, magnetic therapy and other ways of treatment, to a certain extent, can also reduce the discomfort. 4. Surgery: If there is an open wound, it is necessary to consider debridement surgery to prevent infection. For patients whose thumbs are swollen by basketballs, they need to go to the hospital in time for treatment as soon as possible and follow up on time.