A Cook County jury rendered a defense verdict in favor of a Harvey hospital after a patient claimed she was wrongfully detained and accused of spitting on a nurse.The ruling was reached last month after a three-week trial before Circuit Judge Marguerite A. Quinn.On Dec. 31, 2015, plaintiff Sheena Hancock, then 30, was taken by ambulance to Ingalls Memorial Hospital.The ambulance driver and triage nurse noted Hancock was …