Im trying to find the name of a movie made in the 80's black spider lookin things?

the alien would get inside u and u would become stronger and it was black and had millions of floppy arms and a old man leand over a younger man in the hospital and the spider like alien came out of his mouth and into the younger guys mouth and then he was sittin in a chair tied up and millions of black floppy arms popin out of his arms