A shape-persistent plasticine-like conductive hydrogel with self-healing properties for peripheral nerve regeneration

•A novel plasticine-like conductive hydrogel conduit was designed.•The hydrogel exhibited good moldability and electroactive properties.•The plasticine-like conductive hydrogel favored dorsal root ganglion axon extension.•The plasticine-like conductive hydrogel enhanced peripheral nerve regeneration in mice models.