The Elizabeth Ministry is a national Catholic organization that serves women in all stages of fertility, including miscarriage. Their website provides information and support for those who've lost a child in this way.
http://www.elizabethministry.com/Miscarriage.php
Miscarriage at any stage is devestating. Providing a proper burial for your child is a good way to honor his or her life and can be very healing. The following website offers caskets specifically designed for miscarried babies at any stage of gestation.
http://www.heavensgain.com