1.Puncture local pressure for 15 minutes; 2.Lie still or sit still for 1 hour; 3.Fast food and water for 1 hour; 4.Accompanying personnel closely observe the patient’s heart rate, consciousness, body temperature and other changes; if the patient appears obvious pale, rapid heart rate, weakness, wet and cold limbs, please contact the doctor; 5.A week after implantation, the body surface of the implantation site can be red, swollen and warm, can be used externally Xylitol; generally no special 6.The general contact with patients after implantation (more than 30cm distance), the radiation dose of particles has been less than the earth’s background radiation, so the family will not be affected by the particle radiation; 7.The effective effect time of particles is about 6 months, after failure, the particles do not need to be removed; 8.Particles may be discharged through the puncture needle channel or wander to other parts of the body, but the current data show that it has no effect on the human body; 9.The outpatient clinic of 1 month after implantation may not be affected by the particles. 9. The CT scan of the implantation site will be reviewed in the clinic 1 month after implantation.