Thorough documentation of the accidental aspiration and ingestion of foreign objects during dental procedure is necessary: review and analysis of 617 cases

Table 1 Analysis on cases number from the articles (case number)

	Year	Aspiration	Ingestion	Total
Review from France [7]	1994–2004	44	464	508
Review from Japan [8]	2008–2009	0	11	11
Review from Japan [9]	2006–2010	0	23	23
Review from USA [13]	1992–2002	1	25	26
Case reports	1971–2014	20	29	49
Total number		65	552	617

ISSN: 1746-160X