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Kolff and colleagues: an artificial-kidney dialyser

Contribution grade

Medical technology · Extracorporeal dialysis apparatus

Reference score195,000Provisional editorial estimate of this exact contribution; its grade is assessed separately.

What changed

A workable extracorporeal dialyser was reported as a route toward clinical renal replacement.

Scientific scope

1944 six-author apparatus paper; 1945 successful rescue, later vascular access and chronic dialysis separate.

Evidence

The linked sources identify this contribution and its scope. WRS has not independently reconstructed the scientific claims. The record is the six-author 1944 paper. It does not by itself establish durable survival benefit, modern dialysis practice or sole invention across all precursor and engineering work.

Contributors

Provisional WRS assessment, edition 2026-10-16.1. Independent expert calibration is pending. This grade does not certify correctness or assign ownership.

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