The operative content object is the content object to which a request is directed – this is the content object that the user specifically wants, and that the request primarily operates on.

Indications for operative treatment of thoracic injuries Initial tube thoracostomy drainage of >1000 mL (penetrating injury) or >1500 mL (blunt injury) Ongoing tube thoracostomy drainage of >200 mL/h for 3 consecutive hours in noncoagulopathic patients Caked hemothorax despite placement of two chest tubes Great vessel injury (endovascular techniques may be used in selected patients) Pericardial tamponade Cardiac herniation Massive air leak from the chest tube with inadequate ventilation Tracheal or main stem bronchial injury diagnosed by endoscopy or imaging Open pneumothorax Esophageal perforation Air embolism

For the next eleven months, I was deafened by the drone of a robot. Every twenty minutes or so, the robot would stand up with a pre-contract and head off down the corridor to notch up a new sale.

There was nothing. I was nobody. I resolved myself to make the box a job.