UK Infinity, Post-Market Clinical Follow-up Study
UK Multi-Centre, Observational, Post-Market Clinical Follow-up of the INFINITY® Total Ankle System
UK Multi-Centre, Observational, Post-Market Clinical Follow-up of the INFINITY® Total Ankle System
Sponsor study identifier
observational
500
1 country
12
Study Start
April 29, 2016
Actual (reported)Primary Completion
December 31, 2029
EstimatedPlanned date reported by the registry; this milestone is not confirmed as achieved.
Study Completion
December 31, 2029
EstimatedPlanned date reported by the registry; this milestone is not confirmed as achieved.
Study Title UK Post-Market Clinical Follow-Up Of The INFINITY® Total Ankle System Study Design Prospective, multi-site, multi-year post-market clinical follow-up study Study Group Primary/Unilateral and/or bilateral Total Ankle Arthroplasty subjects implanted with INFINITY® Total Ankle System Number of Subjects 500 with 10 sites
Registry-reported information. Elapsed time and enrollment totals alone do not measure study progress or recruitment pace.
December 31, 2029
EstimatedPlanned date reported by the registry; this milestone is not confirmed as achieved.
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Dates and qualifiers reported by the registry. Estimated dates do not confirm that a milestone has occurred.
April 29, 2016
Actual (reported)February 15, 2017
Actual (reported)February 24, 2017
Actual (reported)December 31, 2029
EstimatedPlanned date reported by the registry; this milestone is not confirmed as achieved.
December 31, 2029
EstimatedPlanned date reported by the registry; this milestone is not confirmed as achieved.
Primary Outcome Measure survivorship at 10 years
The primary outcome measure of this post-market clinical observational study is to collect data relating to the INFINITY® Total Ankle System performance/survivorship at up to 10 years.
10 Years
EQ5D-EuroQol-questionnaire
From pre-op through 10 years
Ankle Osteoarthritis Score (AOS)-questionnaire
From Pre-op through 10 years
Manchester Oxford Foot Questionnaire (MOXFQ)-questionnaire
From Pre-op through 10 years
Radiographic evaluation-physician reported questionnaire
From Pre-op through 10 years
Primary/Unilateral and/or bilateral Total Ankle Arthroplasty subjects implanted with INFINITY® Total Ankle System
Torbay Hospital
Torquay, Devon, TQ2 7AA, United Kingdom
Royal Bournemouth Hosptial
Bournemouth, Dorset, BH7 7DW, United Kingdom
University Hairmyres Hospital
Bothwell, Scotland, G71 8BB, United Kingdom
RJAH Orthopaedic Hospital
Oswestry, Shropshire, SY10 7AG, United Kingdom
Sheffield Teaching Hospital
Sheffield, South Yorksire, S5 7AU, United Kingdom
Nottingham University Hospitals NHS Trust
Nottingham, United Kingdom, NG5 1PB, United Kingdom
North Bristol NHS Trust Southmead Hospital
David Townshend, MD
Northumbria Trust
Rebecca Gibson
Stryker Trauma & Extremeties
First Submitted
February 15, 2017
First Posted
February 24, 2017
Study Start
April 29, 2016
Actual (reported)Primary Completion
December 31, 2029
EstimatedPlanned date reported by the registry; this milestone is not confirmed as achieved.
PS150 Total Knee Arthroplasty Outcomes Registry
Contact the study team to confirm eligibility.
Bristol, BS105NB, United Kingdom
Royal Infirmary of Edinburgh
Edinburgh, EH16 4SA, United Kingdom
Royal Devon and Exeter NHS Foundation Trust
Exeter, EX2 5DW, United Kingdom
Royal National Orthopaedic Hospital
Middlesex, HA7 4LP, United Kingdom
North Tyneside General Hospital
Newcastle upon Tyne, NE29 8NH, United Kingdom
Wrightington Hospital
Wigan, WN6 9EP, United Kingdom
Study Completion
December 31, 2029
EstimatedPlanned date reported by the registry; this milestone is not confirmed as achieved.
Last Updated
August 28, 2026
Record last verified: 2026-01
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Source: ClinicalTrials.gov.
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