What does wisdom teeth extractions do?

[david1]

I got bottom wisdom tooth removed one side of face around 7 or 8 months ago and the ramus on that side is around 1.5 cm shorter and gonial angle increased ~118 to around 130 or maybe even over anything I can do?

 

[SQL2VD]

makes it easier to thumb pull

 

[david1]

makes it easier to thumb pull

I mean is there anything I can do to make it go back to what it was before or close to it