Cronin Cleft Palate Elevator 6-1/4″ (16.0 cm). Grey-Medical Cronin Cleft Palate Elevator is a commonly used tool in palate reconstructive surgery. The elevator is designed to lift the mucoperiosteal flaps once an incision has been made along the oral and nasal mucosae. The tapered blade allows for the handling of delicate soft tissue. The Cronin Cleft Palate elevator is available in two sizes depending on surgical need.