The Collaborative International Dictionary
                    Ligator
                    
                        
                
                                                                    Ligator \Li*ga"tor\ (l[-i]*g[=a]"t[o^]r) n. [See Ligate.] (Surg.) An instrument for ligating, or for placing and fastening a ligature.
Wiktionary
                    ligator
                    
                        
                
                                                                    n. A surgical instrument for ligate, or for placing and fastening a ligature.