Survival Reasoning Notes

When the smell of disinfectant entered his nose, Lin Shen's hemostat was hanging in mid-air. The beeping sound of the monitor was like a thin needle pricking his temple. The old man on the hospital bed was covered in blood, and his spleen, which had been squeezed and deformed by the car accident, was bleeding at a speed visible to the naked eye. This was the seventh emergency surgery he had received tonight. He had been standing for five consecutive hours from six o'clock in the evening to now. "Blood pressure 40/20!" Nurse Xiao Zhou's voice was trembling, "The blood bank said type O blood is still on the way, there are still ten minutes."