Bertelsen, T I A new high precision fingertip controlled aspiration device for extracapsular cataract surgery. [electronic resource] - Acta ophthalmologica Apr 1987 - 244-50 p. digital Publication Type: Journal Article ISSN: 0001-639X Standard No.: 10.1111/j.1755-3768.1987.tb07007.x doi Subjects--Topical Terms: Cataract Extraction--instrumentationHumansSuction--instrumentationVacuum