While on the stand, Gupta, 54, demonstrated to the jury how he examined the patients. He said he touched them only in a professional manner and not for sexual gratification.
Prosecutors said Gupta took advantage of four women who were undergoing treatment for pain.
Gupta was charged with four counts of gross sexual imposition.
He was a partner at Pain Management Associates in Riverside and Springboro.
Previous Stories: July 30, 2008: Local Doctor Takes Stand In Own Defense July 28, 2008: Defense Begins in Gupta Trial July 23, 2008: Opening Statements Wrap In Gupta Trial