Complex sentence: Isidor Clinton Rubin (January 8,1883 in Germany-July 10,1958 in London) was an American gynecologist who developed the tubal insufflation test--the Rubin test -, an office procedure to check for tubal patency in the infertility investigation.
Split into simpler sentences: Isidor Clinton Rubin (January 8,1883 in Germany--July 10,1958 in London) was an American gynecologist who developed the Rubin test, a tubal insufflation test. This is an office procedure to check for tubal patency in the infertility investigation.