This video by Dr Awwad details the Jerky Technique for Corneal Allogenic Ring Segments (CAIRS) for Keratoconus. This technique softens the learning curve for surgeons by helping them transition from synthetic to allogenic segments insertion.
Note the publication in the Journal of Cornea by Awwad ST, Jacob S, Assaf JF, and Bteich Y: 'Extended Dehydration of Corneal Allogenic Intrastromal Ring Segments to Facilitate Insertion: The Corneal Jerky Technique.' https://pubmed.ncbi.nlm.nih.gov/37399565