private question

Question
after catcher missed the ball the pitcher came to home plate to help out, she is positioned  with one foot on on the base and bent in catcher position facing the back of home plate (not in base line) waiting for ball, runner comes in dives forward hitting pitcher with head knocking her over, ball was missed (Runner hit pitcher so hard runner was injured from her own helmet). runner was ruled safe. can u literally use your head and shoulders to remove the other player from base? What are the rules when it comes to sliding into a base?

Answer
private answer at op's request