The logbook entry for the Steris NA340 was always the same:
The display changed again.
And the Steris NA340 would be purring quietly, its display showing a single, happy message:
The NA340 screamed. A digital shriek that rattled the glass windows of the sterile processing department. The display flooded with red text: steris na340
No light spilled out. The chamber was supposed to be illuminated by a soft blue glow. Instead, it was absolute, swallowing darkness. And the smell. Not of sterile plastic or hydrogen peroxide residue. It was iron. Copper. Fresh blood.
In the morning, the day shift supervisor would find the room empty. Elena’s coffee was still warm. The instrument trays were half-finished.
The vacuum pump roared. The air in the room began to thin. Elena tried to pull her hand back, but the door had already begun to close. The locking ring spun with terrible purpose. She watched her own reflection in the dark glass of the display—pale, terrified, alone. The logbook entry for the Steris NA340 was
Elena stumbled back, knocking over a tray of forceps. They clattered across the floor like startled insects.
She pressed the button. Nothing. She pressed Emergency Stop . The machine beeped politely, then ignored her. The timer continued to count down.
She looked up. The NA340’s display flickered. The display flooded with red text: No light spilled out
And then the door sealed shut.
The NA340’s screen went calm. Green text. Serene.
Nine minutes left, she thought. Fine.
But then the internal vacuum seal hissed, not once, but three times. Hiss. Hiss. Hiss. Like a code. Elena wiped her hands on her scrubs and walked over. The thick circular door, usually cool to the touch, was warm. Not the normal post-cycle warmth. This was feverish.
She tapped the glass. "Hey. You okay?"