Simple categories matching operative:

• work,
• procedure,
• devices,
• means,
• service,
• activity,
• option,
• surgery,
• tool,
• document,
• device,
• characteristic,

Members with property operative:

• oral_surgery,
• biopsy_instrument,
• facility,
• biopsy,
• jaw,
• endometrial_ablation,
• small_scissors,
• arthroplasty,
• amputation,
• hysterectomy,
• abdominal_surgery,
• tonsillectomy,
• adenoidectomy,
• spread,
• knee_arthroplasty,
• curettage,
• appendectomy,
• hardness,
• knee_surgery,
• data-processing_devices,
• remote_surgery,
• spinal_decompression,
• salpingectomy,
• promotional_material,
• unilateral_ovariectomy,
• blade,
• drying_machine,
• minor_excision,
• aged_care,
• excision,
• aortic_surgery,
• machinery,
• semiconductor_laser,
• osteotomy,
• dental_work,
• hysteroscopy,
• colonoscopy,
• liver_resection,
• gi_operation,
• human-right_advocacy,
• part_assembly,
• project,
• process_service,
• design,
• shovel,
• cardiac_surgery,
• tubal_sterilization,
• social_service,
• distal_pancreatectomy,
• oophorectomy,
• practice,
• mass_excision,
• cholecystectomy,
• contract,
• deed,
• mill_work,
• splenectomy,
• obtaining_biopsy,
• manual_assembly,
• scissors,
• bone_graft,
• material,
• lymph-node_dissection,
• intravenous_line,
• deeds,
• area_management,
• wedge_resection,
• lung_biopsy,
• plant_equipment,
• colon_surgery,
• craniotomy,
• procedure_approach,
• pneumonectomy,
• corrective_measure,
• facelift,
• construction_service,
• arthrocentesis,
• lobectomy,
• arterial_exploration,
• tool_instrument,
• polyp_resection,
• simple_mastectomy,
• liposuction,
• subdural_tap,
• childcare,
• pouch_measurement,
• endoscopy,
• ongoing_inspection,
• suturing,
• surgery,
• hysterectomy_procedure,
• supervision,
• tissue_collector,
• thyroidectomy,
• lateral_release,