#closed-heart_surgery  heart surgery in which a small incision is made (the chest cavity is not opened)
  subtype:  port-access_coronary_bypass_surgery  minimally_invasive_coronary_bypass_surgery
  supertype:  heart_surgery__heartsurgery  any surgical procedure involving the heart
     supertype:  surgical_operation__operation__surgery__surgical_procedure__surgical_process  a therapeutic procedure with instruments to repair damage or arrest disease in a living body; "they will schedule the operation as soon as an operating room is available"; "he died while undergoing surgery"
        supertype:  therapy  (medicine) the act of caring for someone (as by medication or remedial training etc.); "the quarterback is undergoing treatment for a knee injury"; "he tried every treatment the doctors suggested"; "heat therapy gave the best relief"
           supertype:  medical_care__medicalcare__medical_aid__medicalaid  professional treatment for illness or injury
              supertype:  treatment  care by procedures or applications that are intended to relieve illness or injury
                 supertype:  tending__attention__aid  the work of caring for or attending to someone or something; "no medical care was required"; "the old car needed constant attention"
                    supertype:  work  activity directed toward making or doing something; "she checked several points needing further work"
                       supertype:  activity  any specific activity or pursuit; "they avoided all recreational activity"
                          supertype:  human_action__humanaction__act__human_activity__humanactivity  something that people do or cause to happen
                             supertype:  process__proces  situation commonly considered as making a change during some period of time
                                supertype:  situation  something that "occurs" in a real/imaginary region of time and space
                                   supertype:  thing__something___T__t___3D_or_4D_thing_or_anything_else  any category (type or individual) is instance of this type; any type is also a subtype of this type
                                supertype:  process_or_process_description
                                   supertype:  processing_thing
                                      supertype:  thing_playing_some_role  category to classify things according to roles/viewpoints; classification under this category is application-dependant
                                         supertype:  thing__something___T__t___3D_or_4D_thing_or_anything_else  any category (type or individual) is instance of this type; any type is also a subtype of this type
                             supertype:  process__proces__physicalsituation  intuitively, the class of things that happen and have temporal parts or stages; examples include extended events like a football match or a race, actions like pursuing and reading, and biological processes; sumo#process is not identical to pm#situation because an instance of pm#situation is not necessarily an instance of sumo#physical
                                supertype:  situation  something that "occurs" in a real/imaginary region of time and space
                                supertype:  process_or_process_description
                                supertype:  physical__physical_thing  an entity that has a location in space-time; locations are themselves understood to have a location in space-time; click here for more details on the identical category sowa#physical_thing
                                   supertype:  thing__something___T__t___3D_or_4D_thing_or_anything_else  any category (type or individual) is instance of this type; any type is also a subtype of this type

No statement uses or specializes closed-heart_surgery; click here to add one.