MicrosurgeryProctoscopyLaser TherapyAdenoma, VillousSpisulaLasers, GasNatural Orifice Endoscopic SurgeryAnal CanalAndrologyNeurosurgeryClinical Trials as TopicVasovasostomyRectal NeoplasmsNeurosurgical ProceduresOrgan Sparing TreatmentsSurgery, Computer-AssistedRadiosurgeryAmputation, TraumaticLaryngeal NeoplasmsPituitary IrradiationLasersSurgical InstrumentsLaryngoscopyTreatment OutcomeNeuroma, AcousticReplantationFallopian Tube DiseasesParticle AcceleratorsReconstructive Surgical ProceduresNeurilemmomaSurgical FlapsMeningiomaEquipment DesignAdenomaSpinal Cord Neoplasms