Postoperative acdf

After my surgery I had three sections done and I suddenly found out I could not lift up my right arm is this normal will it heal itself in time also the tip of my left finger was still numb after months of excruciating pain in the left arm radiating from my neck to my fingers it hurt so bad I just cried for two months but the surgery took that away except for a little bit of numbness in the tip of my finger will this also go away has anybody gone through this