 In 2010, a Sri Lankan physician named Geeth Silva was the first physician to use the Karman cannula in the removal of impacted faeces from a patient; this was done in Columbo at the Sri Jayawardenepura General Hospital.Physicians and other health care providers sometimes use a Karman cannula in "menstrual regulation" vacuum aspiration procedures in developing countries where abortion is illegal (e.g.Bangladesh).