1. A facet implant comprising: an insert positionable between a first facet of a facet joint and a second facet of the facet joint, the insert configured to exert a distraction force on the first and second facets: an anchor connected to the insert and configured to secure to one of the first and second facets; a sensor coupled to the insert and configured to sense load on the facet joint; and a shrink-wrap material secured at least partially around the insert, wherein the shrink-wrap material includes burrs or barbs.
1. A facet implant comprising: an insert positionable between a first facet of a facet joint and a second facet of the facet joint, the insert configured to exert a distraction force on the first and second facets: an anchor connected to the insert and configured to secure to one of the first and second facets; a sensor coupled to the insert and configured to sense load on the facet joint; and a shrink-wrap material secured at least partially around the insert, wherein the shrink-wrap material includes burrs or barbs. 10. The facet implant of claim 1 , wherein the insert is configured to inflate and distract the facet joint when the insert receives an inflation medium therein while positioned within a facet joint capsule defined between the first and second facets, the inflation medium including a curable polymer, a liquid, a gas, or combination thereof.