Need rest and recovery. It may take three months for cats to fully recover after femoral head resection. In the recovery period, cats can be fed liquid calcium or other substances to promote bone growth and healing. Femoral head resection in small animals is a mature technique. Now there is replacement technology, and the advantage of resection technology is cheap. For animals that don't take part in the competition, the quality of life in the future is also quite good, because small animals walk on four legs, and their forelimbs bear about 60% of the whole body.