<prompt> The main corneal mechanism holding the LASIK flap in place after surgery isEndothelial pumpStromal collagen adhesionsBowmans layer-stromal adhesionsEndothelial-Descemets membrane forces  <response>: In LASIK surgery after creating a corneal flap and ablating the midstromal tissue , the flap is reposited back without sutures. The main mechanism holding the flap is corneal endothelial pumps. 