john tyler performed the first open heart surgery in the world.
who performed the first open heart surgery in the world?
john tyler
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bullet::::- 1925. the first open heart surgery by english surgeon henry souttar.





















































bullet::::- 1929. werner forssmann performed the first cardiac catheterization, on himself.





















































bullet::::- 1931. the first sex reassignment surgery.





















































bullet::::- 1940. the first successful metallic hip replacement surgery.





















































bullet::::- 1948. the first successful open heart surgery operations since 1925.





















































bullet::::- 1952. the first successful open heart surgery using hypothermia.





















































bullet::::- 1953. the first carotid endarterectomy.





















































bullet::::- 1954. the first kidney transplant.





















































bullet::::- 1955. the first artificial cardiac pacemaker.





















































bullet::::- 1955. the first separation operation for conjoined twins.





















































bullet::::- 1961. the cochlear implant was invented by william f. house.
history of surgery