The precautions after minimally invasive surgery for bladder cancer are as follows: 1. After surgery, diet should be forbidden, and a light liquid diet can be taken after anal exhaustion; 2. Keep the drainage tube in place and smooth, change the drainage bag regularly, and pull out the drainage tube at appropriate time; 3. Keep the surgical incision clean and dry, and change the medicines regularly to prevent infections; 4. Adhere to a healthy lifestyle, as there is a high recurrence rate of bladder cancer after surgery, and a long-term regular follow-up is required after surgery to check its recovery Check the recovery situation. If the tumor recurs, it may need to be operated again, and if the condition is serious, the chance of being operated again may be lost.