When my hubby defecates, part of his anus comes out that he has to push it back inside with his hands and sometimes its bloody. this is close to 20yrs?

Rectal prolapse...: From your description it sounds like your husband has a rectal prolapse. I'd recommend he be seen by a physician for this. In adults, the treatment is primarily surgical.

Sound like prolapse: Your description sound like a rectal prolapse. Surgery is available to help with this problem. See your doctor and or surgeon for evaluation of options.