ArgonArgon Plasma CoagulationLaser TherapyLaser CoagulationLight CoagulationLasers, GasKryptonElectrocoagulationPlasma GasesHemostasis, EndoscopicProctitisTrabeculectomyGastric Antral Vascular EctasiaPhotoelectron SpectroscopyHeptanesVibrationSurface PropertiesElectronsSpectrometry, X-Ray EmissionSpectrum Analysis