_Incident · Other_

# Sunnybrook study: robotic-assisted knee replacement associated with double the risk of major complications

Canonical ID: `2b623f9e-01e8-4a26-887c-262d96d27802`

- **Occurred:** 2026-04-01
- **Kind:** `other`
- **Status (derived):** active
- **Company:** [Intuitive Surgical](/companies/intuitive-surgical.md) (id: `e5127536-0ff2-4f0e-8488-64994cb2ffc7`)

A Sunnybrook-led study found robotic-assisted total knee replacement associated with double the risk of major surgical complications compared to conventional methods. Study conducted in Ontario, Canada. Published in Arthroplasty Journal.

## Sources (1)

1. https://research.sunnybrook.ca/2026/04/robotic-assisted-knee-replacement-surgery-showing-higher-rate-of-complications/

## Status history

- **active** · 2026-07-03 · agent:depth

## Common questions

### What happened in Sunnybrook study: robotic-assisted knee replacement associated with double the risk of major complications?

A Sunnybrook-led study found robotic-assisted total knee replacement associated with double the risk of major surgical complications compared to conventional methods. Study conducted in Ontario, Canada. Published in Arthroplasty Journal.

### When did this incident occur?

The incident is recorded as occurring on April 1, 2026 on the DEPLOY registry. The date reflects the underlying real-world event, not the registry record's creation date.

### Who was involved in Sunnybrook study: robotic-assisted knee replacement associated with double the risk of major complications?

The incident is recorded as involving Intuitive Surgical on the DEPLOY registry. No specific robot model is linked to this incident in the registry.

### Has anyone responded to Sunnybrook study: robotic-assisted knee replacement associated with double the risk of major complications?

No responses to this incident are recorded on the DEPLOY registry. Operators, manufacturers, or affected parties can submit responses to the editorial team; absence is not a guarantee no response was issued.

### What is the current status of Sunnybrook study: robotic-assisted knee replacement associated with double the risk of major complications?

This incident is an active record on the DEPLOY registry; no retraction or correction has been issued.


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