There are a few Options which range from under $100 to upward of $30,000. flynnquilt.com to the APQS.com have listings and information on quilting machines and frames. The Flynn quilt frame can also be used for hand quilting, which may or may not be an option for you, and it also works with your current machine. There are a few threads on here already about machines to check on and other quilters who use machines and are able to give you first hand advice. Research and know what your skill level and possible usage will be to help in determining what is best for you and that will allow for your advancement in skill.