private void detach_PatientFiles(PatientFile entity)
		{
			this.SendPropertyChanging();
			entity.Appointment = null;
		}
		private void attach_PatientFiles(PatientFile entity)
		{
			this.SendPropertyChanging();
			entity.Patient = this;
		}
 partial void UpdatePatientFile(PatientFile instance);
 partial void DeletePatientFile(PatientFile instance);
 partial void InsertPatientFile(PatientFile instance);