MicrosurgeryProctoscopyDisease ManagementAdenoma, VillousSpisulaLasers, GasNatural Orifice Endoscopic SurgeryAnal CanalAndrologyNeurosurgeryClassificationVasovasostomyNeurosurgical ProceduresRectal NeoplasmsOrgan Sparing TreatmentsSurgery, Computer-AssistedRadiosurgeryAmputation, TraumaticLaryngeal NeoplasmsPituitary IrradiationLasersSurgical InstrumentsLaryngoscopyNeuroma, AcousticReplantationCevanesReconstructive Surgical ProceduresParticle AcceleratorsNeurilemmomaSurgical FlapsMeningiomaTreatment OutcomeEquipment DesignAdenomaSpinal Cord Neoplasms