This disclosure presents methods and devices for treating a tear, rent,
incision, defect, aperture or delamination of the annulus fibrosus of an
intervertebral disc. The methods and devices can employ fixation delivery
apparatuses, fixation apparatuses, patch delivery tools and patches
positioned, at least in part, in or on aspects of an intervertebral disc
for treatment of the intervertebral disc or its components. In some
aspects, these techniques include the use of this includes a fixation
apparatus that includes at least one bone anchor connected to at least
one disc anchor by a shortenable elongate member.