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Play Trauma Center: Under the Knife (US edition · English) Online
Trauma Center - Under the Knife
Play Trauma Center: Under the Knife online. Use the stylus as Derek Stiles’s surgical tools and keep each fictional patient stable against the clock.
Browser play

Nintendo DS (NDS) — EmulatorJS controls
Default Player 1 keyboard mapping. Change keys in Controller Settings.
| Console button | Keyboard |
|---|---|
| ↑ / ↓ / ← / → | ↑ / ↓ / ← / → |
| A / B / X / Y | Z / X / A / S |
| L / R | Q / E |
| START / SELECT | Enter / V |
| Microphone | Not assigned |
Open Controller Settings to configure your keyboard or gamepad. Touch controls are available on mobile.
How to Play Trauma Center: Under the Knife
Quick start
Choose New Game and follow the first Standard Procedure briefing with nurse Mary. Select sutures and draw a zigzag over each indicated cut. Switch to forceps, pull each glass fragment back along its entry path and drop it in the tray. Follow Mary’s prompts for gel, the incision and the final closure rather than rushing ahead.
Controls
Tap a tool icon to select it, then use its required touch gesture: zigzag for sutures, drag with forceps, trace the guide with the scalpel and rub gel over the indicated area. Surgical actions use the stylus; START pauses an operation. Watch the upper-screen instructions and vitals, and change tools by tapping their icons.
Trauma Center: Under the Knife — About this game
Trauma Center combines a hospital story with fast, precise operations on the DS Touch Screen. As Derek Stiles, you switch between tools to stitch cuts, remove fragments, make incisions and treat increasingly complicated cases. Each instrument needs a distinct gesture, while the time limit, remaining vitals and penalties for mistakes create constant pressure. The early cases teach the tools step by step before later operations demand quick decisions and careful sequencing.
Trauma Center: Under the Knife Game manuals
Cheats
No cheats have been added for this edition.
Player verification and sources
Browser play was reviewed before this edition was published in the catalogue. The date below is the catalogue publication date, not the game’s original release date.
- Browser test and catalogue publication date
- Browsers and devices
- PC: Chrome, Edge and Firefox. Mobile: Chrome on Android and Safari on iPhone and iPad.
- Player engine and core
- EmulatorJS 4.3.0-pre · nds
- Tested by
- rwEmulator
Sources and editorial basis
rwEmulator reviews edition metadata, release information, game manuals and first-hand browser-play notes. Available manuals are linked below; the editorial policy explains how facts are checked and corrections are handled.