MicrosurgeryProctoscopyAdenoma, VillousLaser TherapySpisulaLasers, GasNatural Orifice Endoscopic SurgeryKidney TransplantationAnal CanalAndrologyNeurosurgeryVasovasostomyNeurosurgical ProceduresRectal NeoplasmsTransplantsOrgan Sparing TreatmentsSurgery, Computer-AssistedAmputation, TraumaticRadiosurgeryGraft RejectionLaryngeal NeoplasmsTreatment OutcomePituitary IrradiationLasersSurgical InstrumentsLaryngoscopyNeuroma, AcousticReplantationGraft SurvivalPostoperative ComplicationsFallopian Tube DiseasesImmunosuppressive AgentsReconstructive Surgical ProceduresParticle AcceleratorsHeart TransplantationSurgical FlapsRetrospective StudiesNeurilemmomaTransplantation, HomologousMeningiomaTransplantationTissue DonorsEquipment DesignAdenomaLung TransplantationSpinal Cord Neoplasms