Before deciding anything you should get some professional advice. The following companies post on this board and are highly respected. They offer free advice and will only charge if you want their assistance in completing the BR forms or even accompanying you to court on the day:
If you own your home, then your husband may need to declare himself bankrupt and if there is equity in the property, the Official Receiver would want to realise this money. However if you do not own your property, he would be eligible to apply for a Debt Relief Order as his debts are under £15,000.