Or desmos des-mos' neuter and masculine respectively from deo; a band, i.e. Ligament (of the body) or shackle (of a prisoner); figuratively, an impediment or disability -- band, bond, chain, string.
KJV: (For he had commanded the unclean spirit to come out of the man. For oftentimes it had caught him: and he was kept bound with chains and in fetters; and he brake the bands, and was driven of the devil into the wilderness.)
NASB: For He had commanded the unclean spirit to come out of the man. For it had seized him many times; and he was bound with chains and shackles and kept under guard, and yet he would break his bonds and be driven by the demon into the desert.
KJV: And ought not this woman, being a daughter of Abraham, whom Satan hath bound, lo, these eighteen years, be loosed from this bond on the sabbath day?
NASB: "And this woman, a daughter of Abraham as she is, whom Satan has bound for eighteen long years, should she not have been released from this bond on the Sabbath day?"
KJV: And suddenly there was a great earthquake, so that the foundations of the prison were shaken: and immediately all the doors were opened, and every one's bands were loosed.
NASB: and suddenly there came a great earthquake, so that the foundations of the prison house were shaken; and immediately all the doors were opened and everyone's chains were unfastened.