Waihangahia he putanga matatini ake o tēnei rerenga Ka taea hoki te whakamahi i te pūoro ā-kōkuhu hei taputapu tātaritanga.
Ko te tikanga, ko tētahi putanga matatini ake o te rerenga kōrero ko "Ka taea hoki te whakamahi i te pūoro ā-roto hei taputapu tātaritanga, ā, hei whakamutunga, ka taea e te catheterization ā-roto te whakatau i te whānuitanga o te whakaheke".