It shall be the duty of the mine foreman or his assistants, in case of injury to any employe by ignition of gas or explosives, or by any cause while said miners are at work in said mines, to at once visit the scene of the accident, see that the injured is carefully wrapped in woolen blankets and removed to the “medical room,” and so treated with oils or other remedies as will add to the comfort and care of the patient. After being treated with all the skill known to the foreman or his assistants, the injured person shall be carefully wrapped¹ and sent to the surface, to be taken home, or to a hospital, in an ambulance as may be necessary, without expense to the injured party.