<P> Working at the Royal Society in the 1660s , the physician Richard Lower began examining the effects of changes in blood volume on circulatory function and developed methods for cross-circulatory study in animals , obviating clotting by closed arteriovenous connections . The new instruments he was able to devise enabled him to perform the first reliably documented successful transfusion of blood in front of his distinguished colleagues from the Royal Society . </P>
<P> Working at the Royal Society in the 1660s , the physician Richard Lower began examining the effects of changes in blood volume on circulatory function and developed methods for cross-circulatory study in animals , obviating clotting by closed arteriovenous connections . The new instruments he was able to devise enabled him to perform the first reliably documented successful transfusion of blood in front of his distinguished colleagues from the Royal Society . </P>
where did the first blood transfusion take place
where did the first blood transfusion take place
in the 1660s
in the 1660s