MicrosurgeryProctoscopyLaser TherapyAdenoma, VillousSpisulaLasers, GasNatural Orifice Endoscopic SurgeryAnal CanalAndrologyNeurosurgeryVasovasostomyRectal NeoplasmsNeurosurgical ProceduresOrgan Sparing TreatmentsSurgery, Computer-AssistedRadiosurgeryAmputation, TraumaticLaryngeal NeoplasmsPituitary IrradiationLasersSurgical InstrumentsLaryngoscopyNeuroma, AcousticReplantationFallopian Tube DiseasesParticle AcceleratorsReconstructive Surgical ProceduresSurgical FlapsNeurilemmomaMeningiomaEquipment DesignAdenomaTreatment OutcomeSpinal Cord Neoplasms