Table 1. History of xenotransplanted hearts.

All xenotransplanted hearts that are done in the past are listed here. This table reflects the time, surgeon, location, and survival of the hearts transplanted [16-23].

Year	Surgeon (Location)	Donor Organ and Source	Survival	References
1964	James Hardy (USA)	Chimpanzee heart	90 minutes	[12]
1968	Donald Ross (UK)	Pig heart	4 minutes	[16]
1968	Denton Cooley (USA)	Sheep heart	10 minutes	[17]
1969	Pierre Marion (France)	Chimpanzee heart	“quickly”	[18]
1977	Christian Barnard (South Africa)	Chimpanzee heart	4 days	[19]
1984	Leonard Bailey (USA)	Baboon heart	20 days	[20]
1992	Zbigniew Religa (Poland)	Pig heart	23 hours	[21]
1996	Dhaniram Baruah (India)	Pig heart	7 days	[22]
2022	Bartley Griffith (USA)	Pig heart	60 days	[23,24]