MicrosurgeryProctoscopyNeckLaser TherapyAdenoma, VillousHead and Neck NeoplasmsSpisulaLasers, GasNatural Orifice Endoscopic SurgeryAnal CanalAndrologyNeurosurgeryNeck PainVasovasostomyNeurosurgical ProceduresRectal NeoplasmsOrgan Sparing TreatmentsSurgery, Computer-AssistedLaryngeal NeoplasmsRadiosurgeryAmputation, TraumaticPituitary IrradiationLasersSurgical InstrumentsLaryngoscopyNeuroma, AcousticReconstructive Surgical ProceduresReplantationFallopian Tube DiseasesParticle AcceleratorsSurgical FlapsNeurilemmomaMeningiomaNeck InjuriesEquipment DesignTreatment OutcomeAdenomaSpinal Cord Neoplasms