A Comparison of Two Surgical Techniques Using the Unity Knee™ Total Knee System

NCT ID: NCT03511144

Last Updated: 2018-11-21

Study Results

Results pending

The study team has not published outcome measurements, participant flow, or safety data for this trial yet. Check back later for updates.

Basic Information

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Recruitment Status

WITHDRAWN

Clinical Phase

NA

Study Classification

INTERVENTIONAL

Study Start Date

2018-07-31

Study Completion Date

2020-07-31

Brief Summary

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A comparison of two Unity Knee™ tissue-balancing techniques by analysing the results from X-rays and patient questionnaires.

Detailed Description

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Conditions

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Osteoarthritis, Knee Rheumatoid Arthritis Post-Traumatic Osteoarthritis of Knee Varus Deformity, Not Elsewhere Classified, Knee Valgus Deformity, Not Elsewhere Classified, Knee Flexion Deformity, Knee Fracture of Distal End of Femur Fracture of Upper End of Tibia

Study Design

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Allocation Method

RANDOMIZED

Intervention Model

PARALLEL

Primary Study Purpose

TREATMENT

Blinding Strategy

DOUBLE

Participants Outcome Assessors

Study Groups

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Measured resection

Total knee replacement using the Unity Knee™ implanted with the measured resection surgical technique

Group Type ACTIVE_COMPARATOR

Unity Knee™ TKR using measured resection

Intervention Type DEVICE

Total knee replacement using the Unity Knee™ implanted with the measured resection surgical technique

Ligament balancing

Total knee replacement using the Unity Knee™ implanted with the ligament balancing surgical technique

Group Type ACTIVE_COMPARATOR

Unity Knee™ TKR using ligament balancing

Intervention Type DEVICE

Total knee replacement using the Unity Knee™ implanted with the ligament balancing surgical technique

Interventions

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Unity Knee™ TKR using measured resection

Total knee replacement using the Unity Knee™ implanted with the measured resection surgical technique

Intervention Type DEVICE

Unity Knee™ TKR using ligament balancing

Total knee replacement using the Unity Knee™ implanted with the ligament balancing surgical technique

Intervention Type DEVICE

Eligibility Criteria

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Inclusion Criteria

* Subjects suitable for the Unity Knee™ Total Knee System according to the product "Instructions for use"
* Over 18 years old
* Male and female subjects who are skeletally mature
* Subjects who have a smartphone (iOS or Android) with internet connection via mobile Internet data or Wi-Fi connection
* Subjects able to understand what is expected of them and be able to comply with the study protocol requirements

Exclusion Criteria

* Any subject listed for a revision total knee replacement or conversion of a unicondylar replacement to a total knee replacement on the operative knee
* Any subject with fixed flexion contracture greater than 20 degrees
* Any subject with varus/valgus deformity greater than 15 degrees
* Any subject with confirmed osteoarthritis or other pathologies affecting the contralateral knee that is anticipated to require surgery within 12 months
* Any subjects with contralateral knee replacement that is anticipated to require revision surgery within 12 months
* Any subject whose prospects for a recovery to independent mobility would be compromised by known co-existent, medical problems
* Any subject with a known sensitivity to device material
* Any subject who is pregnant
* Any subject currently a prisoner
* Any subject known to be a drug or alcohol abuser, or have a psychological disorder that could affect follow-up care or treatment outcomes
* Any subject currently involved in any personal injury litigation, medical-legal or worker's compensations claims
* Any subject unable to read and understand English
Minimum Eligible Age

18 Years

Eligible Sex

ALL

Accepts Healthy Volunteers

No

Sponsors

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Corin

INDUSTRY

Sponsor Role lead

Responsible Party

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Responsibility Role SPONSOR

Other Identifiers

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CSP2015-04

Identifier Type: -

Identifier Source: org_study_id

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