Recombinant Human Adenovirus Type 5 Injection Combined With PD-1 Monoclonal Antibody and Nab-paclitaxel in the Treatment of Patients With Liver Metastases From Malignant Melanoma

"Recombinant Human Adenovirus Type 5 Injection:①the longest diameter of the lesion≥10mm and≤40mm, inject 1ml into the tumor each time;②the longest diameter of the lesion≥40mm and≤80mm, inject 2ml into the tumor each time. planned injections at D1. Every 3 weeks is a period, a total of 4 cycles; if there are visceral and superficial lesions at the same time, the injection lesions will be selected by the investigator based on possible benefits.~Camrelizumab:200mg/time.Intravenous within 48 hours after injection of recombinant human adenovirus type 5 injection. Every 3 weeks is a period, and the treatment is continued until the subject has disease progression or unacceptable toxicity or death.~Nab-paclitaxel:260mg/m2, D1, every 3 weeks as a period, a total of 4-6 cycles (determined by the investigator), or continue treatment until the subject has disease progression or Intolerable toxicity or death."