In this particular embodiment, the one way valve 240 is configured to open in response to {HEAD ~ the natural pressure} that is created during {TAIL ~ male ejaculation} 
is created during
In this particular embodiment , the one way valve 240 is configured to open in response to { HEAD ~ the natural pressure } that is created during { TAIL ~ male ejaculation }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH REL REL REL TAIL TAIL TAIL TAIL TAIL TAIL