sanjeevani help

guys could u help me with sanjeevani cuz i didnt see that show and i htink that dil mil gaye is the second part of sanjeevani.  if you could tell me the story of sanjeevani that will be great.  or even jsut a few highlight of that show

some one also mention in this form that dr joshi who is friends with ridhima could be the son of dr joshi i guess.

and also who is the head nurse and what is the relationship with him to ridhima's dad. 

and ridhima's dad own this hospital kya. 

plz help me with sanjeevani iwill be greatful