Who is sponsoring NCT03731676?

NCT03731676 is sponsored by William Hopkinson.

What drugs are being tested in NCT03731676?

Interventions in NCT03731676: Fixed bearing total knee arthroplasty, Rotating platform total knee arthroplasty.

What condition does NCT03731676 study?

NCT03731676 studies Total Knee Arthroplasty.

Is NCT03731676 still recruiting?

NCT03731676 is currently status unknown. Last updated 19 April 2021.

Last reviewed 2021-04-19 · How we verify

NCT03731676

Name: Drug Landscape Pharmaceutical Database
Creator: Drug Landscape
Published: 2026-01-01
License: https://creativecommons.org/licenses/by/4.0/

Outcomes of Rotating Platform Versus Mobile Bearing Total Knee Arthroplasty

Status unknown NA Last updated 19 April 2021

What this trial tests

NA trial testing Fixed bearing total knee arthroplasty in Total Knee Arthroplasty in 250 participants. Status unknown.

Timeline

1 December 2000

Primary endpoint
31 December 2001

31 December 2021

Quick facts

Lead sponsor	William Hopkinson
Phase	NA
Status	Status unknown
Study type	INTERVENTIONAL
Allocation	randomized
Design	parallel
Masking	quadruple
Primary purpose	treatment
Enrollment	250
Start date	1 December 2000
Primary completion	31 December 2001
Estimated completion	31 December 2021
Sites	1 location across United States

Drugs / interventions tested

Fixed bearing total knee arthroplasty
Rotating platform total knee arthroplasty

Conditions studied

Total Knee Arthroplasty — all drugs for Total Knee Arthroplasty →

Sponsor

William Hopkinson

Who can join

Eligibility, any sex, with Total Knee Arthroplasty. Patients with the condition only — healthy volunteers not accepted.

Sponsor's own description

Patients were randomly assigned to a fixed bearing or rotating platform of two prostheses. A subsequent study (the one retrospectively registering the original study) asked these patients a series of questions from published questionnaires to assess long term outcomes.

Publications & conference data

1 peer-reviewed publication reference this trial (live from Europe PMC):

Erratum regarding missing statements in previously published articles.
· 2026 · PMID 42040654 · DOI 10.1016/j.jcot.2026.103355

Verify or expand the search:

Other recruiting trials for Total Knee Arthroplasty

Currently open trials in the same condition.

NCT07524387 — Femoral Triangle Block vs Adductor Canal Block on Early Quadriceps Function After Total Knee Arthroplasty · NA · recruiting
NCT07511842 — REST-Knee: A Pilot RCT of 72-Hour Knee Immobilization and Pain Outcomes · NA · recruiting
NCT07324954 — Methylene Blue in Total Knee Arthroplasty (TKA) · Phase 1 · recruiting
NCT07336160 — ERAS-Based Preoperative Nutrition and Fasting in Total Knee Arthroplasty · NA · recruiting
NCT07371390 — Minimal Sedation During Knee Replacement Surgery · NA · recruiting

Verify against primary sources

ClinicalTrials.gov — authoritative US registry record
WHO ICTRP — international registry index
EU Clinical Trials Register
Sponsor press releases (Google)

Data sources for this page

Trial protocol + status: ClinicalTrials.gov NCT03731676 (US National Library of Medicine, public domain)
Publications: Europe PMC API search by NCT ID, retrieved 10 June 2026
Drug + disease cross-links: matched in real time against Drug Landscape's normalised drug + company + condition tables
Sponsor: as reported to ClinicalTrials.gov by William Hopkinson
Last refreshed: 19 April 2021

Drug Landscape aggregates and links these public records for informational use only. Always verify against the primary source before clinical or regulatory decisions. Canonical URL: https://druglandscape.com/trial/NCT03731676.

Primary sources · FDA · ClinicalTrials.gov · EMA · SEC EDGAR · ChEMBL · Wikidata · full sourcing