Zovala za opaleshoni nthawi zambiri zimayesedwa ndi mlingo wawo wa AAMI.AAMI ndi Association of the Advancement of Medical Instrumentation.AAMI idakhazikitsidwa mu 1967 ndipo ndiwo gwero lalikulu lazachipatala zambiri.AAMI ili ndi milingo inayi yodzitchinjiriza pazovala za opaleshoni, masks opangira opaleshoni, ndi zida zina zoteteza.