Wark Family-Rainbow Baby

My name is Krystal and My Husband is named Martin. We have been married for 10 years, we've always wanted a baby that was biologically both of ours. It has failed us time and time again. We've had multiple miscarriages and my heart Is so broken. We are now determined to find out what is wrong and fix it. Please if anyone can help us, we will forever be grateful! ??