MicrosurgeryProctoscopyAdenoma, VillousLaser TherapySpisulaTissue DonorsLasers, GasNatural Orifice Endoscopic SurgeryAnal CanalAndrologyNeurosurgeryVasovasostomyBlood DonorsRectal NeoplasmsNeurosurgical ProceduresLiving DonorsOrgan Sparing TreatmentsSurgery, Computer-AssistedAmputation, TraumaticRadiosurgeryLaryngeal NeoplasmsPituitary IrradiationLasersSurgical InstrumentsLaryngoscopyNeuroma, AcousticReplantationFallopian Tube DiseasesReconstructive Surgical ProceduresParticle AcceleratorsSurgical FlapsNeurilemmomaMeningiomaTreatment OutcomeEquipment DesignAdenomaSpinal Cord Neoplasms