The present disclosure relates generally to the fields of medical devices, ophthalmology, and cataract surgery, and more particularly to, for example, a capsular tension ring. The capsular tension ring can include an inner ring section, and an outer ring section at least partially enveloping the inner ring section. The outer ring section can have an outer ring surface, an inner ring surface, and a plurality of raised polygon features on the inner ring surface, wherein each of the raised polygon features is radially symmetric.