Fig. 5: Structural engineering to improve long-term stability.
From: Material and design strategies for chronically-implantable neural probes

a Fiber-like neural probes (Reproduced with permission from refs. 90,96,128). b Thread-like neural probes (Reproduced with permission from refs. 99,100,101). c Planar flexible neural probes (Reproduced with permission from refs. 97,98,102). d Mesh electronics (Reproduced with permission from refs. 61,105,108).