A Florida man accused of murdering his girlfriend wants to enter his penis into evidence in an oral sex death trial. Richard Henry Patterson, 65, has admitted he choked his girlfriend, Francisca Marquinez, 60, to death on Oct. 28, , but claims it happened accidentally during. A woman purportedly died from 'choking' on her lovers penis during an oral sex session. He was cleared of murder. Man who claims girlfriend choked during.