MicrosurgeryProctoscopyAdenoma, VillousLaser TherapySpisulaLasers, GasNatural Orifice Endoscopic SurgeryAnal CanalRectal NeoplasmsAndrologyNeurosurgeryVasovasostomyNeurosurgical ProceduresOrgan Sparing TreatmentsSurgery, Computer-AssistedRadiosurgeryAmputation, TraumaticLaryngeal NeoplasmsPituitary IrradiationLasersEarly Detection of CancerSurgical InstrumentsLaryngoscopyNeuroma, AcousticReplantationParticle AcceleratorsFallopian Tube DiseasesReconstructive Surgical ProceduresAdenomaNeurilemmomaSurgical FlapsTreatment OutcomeMeningiomaRetrospective StudiesEquipment DesignSpinal Cord Neoplasms