Iyi China-yakavakirwa yokutindivadza midziyo yekugadzira fekitori inoburitsa yakawanda yakashandiswa anesthesia michina, mavheti, uye zvimwe zvishongedzo zvezvipatara masangano.Nemakore eruzivo uye tekinoroji yepamusoro, vanovimbisa kunaka uye kuchengetedzeka kwezvigadzirwa zvavo nemitengo inokwanisika.