Use the RimWorld surgery success calculator to estimate the odds of any surgery before you operate — bionic arms, organ transplants, archotech parts — based on your doctor and bed — built for the current 1.6 / Odyssey version.
Surgery Success Calculator
Surgery Success Calculator
Estimated success rate: —
Advice: —
Community-consensus estimates for RimWorld 1.6. Success also depends on anesthesia, lighting and hospital cleanliness.
How to Make Surgery Safer
Use a clean medical bed in a lit room, a high-Medical doctor, and anesthesia. Failed surgeries damage the patient — never operate with a low-skill doctor or a dirty bed.
RimWorld Surgery FAQ
What happens if surgery fails?
Failed operations damage body parts or kill the patient on catastrophic failure. High skill and cleanliness prevent this.
Which surgeries are worth the risk?
Peg legs, bionic eyes and arms are low-risk, high-value. Heart and brain implants are riskier — wait for a good doctor.
Keep your doctor skilled with the Research Planner or manage drugs with Drug Policy.