title: The external ring technique for microvascular anastomosis.
mesh_terms: D000818:Animals; D008297:Male; D008866:Microsurgery / Q000295:instrumentation; D011138:Polytetrafluoroethylene; D051381:Rats; D011919:Rats, Inbred Strains; D013536:Suture Techniques; D014656:Vascular Surgical Procedures / Q000379:methods*
chemical_list: D011138:Polytetrafluoroethylene