Bioprosthesis having an implantable braided or woven construct with a plurality of collagen-derived fibers interlocked or interlaced together. The braided or woven constructs can be flexible and resorbable. The braided or woven constructs can have the dynamic flexibility, tensile strength and stiffness suitable for tendon or ligament repairs. The braided or woven construct may be used for ulnar collateral ligament reconstruction.