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Joint DiseasesSMF-S&ENCT02471703

Clinical Outcome Following Total Hip Arthroplasty With the SMF Stem

An observational study of Joint Diseases, run by Smith & Nephew, Inc. at 6 sites in 3 countries.

Terminated

Stopped early. The study ended before it was planned to and will not resume.

Official record
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Trial summary

This is a prospective, consecutive series, multicenter clinical study of clinical outcomes following total hip arthroplasty with the SMF stem. Read more about this study

Who is it for?
Ages 18 to 75 years
Conditions the study is for
Joint Diseases
What is being tested?
Total hip arthroplasty
Type of treatment
Medical device
How many people
126 participants
Where
6 sitesin 3 countries
Study dates
27 Feb 2008to 1 Feb 2020
Phase
Observational
Are there results?
None posted in the registry

Key requirements

Who can take part, as listed by the sponsor. Only the study team can confirm whether you are eligible, so take this list to your doctor.

  • Ages 18 to 75 years
  • All sexes
  • No healthy volunteers
  • Adult, Older adult

Study population: Patients requiring total hip replacement.

Who may be able to join

  • Patient presents with non-inflammatory degenerative joint disease including osteoarthritis, traumatic arthritis, avascular necrosis, rheumatoid arthritis of or any of it's composite diagnosis.
  • Patient is of legal age to consent, is skeletally mature and at least 18 years old.
  • Patient is willing to consent to participate in the study by signing and dating an IRB-approved consent form.
  • Patient is in stable health and is free of or treated and stabilized for cardiac, pulmonary, hematological or other conditions that would pose excessive operative risk.

Who cannot join

  • Patient has poor bone stock and would make the procedure unjustifiable: A) patients which are under medical care for osteoporosis (taking hormones, Calcitonin or biphosphates) or for other metabolic pathologies, which could influence the quality of the bone (for example hyperparathyroidism, hyperthyreoidismus and osteomalacie) will be excluded from the study. B) patients suffering from Morbus Paget (osteodystrophia deformans) will be excluded from the study.
  • Patient has conditions that tend to place increased loads on implants such as weight, chargot joint, muscular deficiencies and activity level, which are incompatible with a satisfactory long-term result: A) patients with a BMI > 40 will be excluded from the study B) patients participating in high-impact sports like baseball, basketball, football, handball, hockey, karate, racquet-ball, running, soccer, water skiing or similar impact sports will be excluded from the study.
  • Patient is over the age of 75.
  • Skeletal immaturity: patients must be at least 18 years at the time of the operation.
  • Patient has an active, local infection that would lead to increased bone resorption.
  • Mental or neurological conditions that tend to pre-empt the patient's ability or willingness to restrict activities.
Show all 9Show fewer
  • Known sensitivity to materials of the implant.
  • Patient is pregnant or plans to be come pregnant during the course of the study.
  • Patient is a prisoner.

Trial locations and contacts

6 sites in 3 countries.

6 sites in 3 countries

Canada3 sites
  • Hopital Maisonneuve Rosemont, Hmr

    Montreal, Quebec, 5701

  • CHUQ-L'Hôtel-Dieu de Québec

    Québec, Quebec, G1R 2J6

  • St. Michael's Hospital

    Toronto, Ontario, M5C1R6

Other trials in Canada

Germany2 sites
  • St. Vincenz Hospital

    Brakel, 22024

  • Brüderkrankenhaus St. Josef

    Paderborn, 33098

Other trials in Germany

Belgium1 site
  • ZNA Middleheim

    Berchem, 2600

Other trials in Belgium

About this study

Official title: Clinical Outcome Following Total Hip Arthroplasty With the SMF Stem A Prospective, Consecutive Series, Multi-center Clinical Study

This is a prospective, consecutive series, multicenter clinical study of clinical outcomes following total hip arthroplasty with the SMF stem.

Read the detailed description

The objectives of this study are to evaluate the safety and efficacy of the study device. This study will document any device-related, surgical or post-operative complication and adverse radiographic observations. Improvement in pain, function, and health economic data will be compared with improvements documented with other joint systems. Outcome measures will be quantified through statistical analysis of study device , HOOS questionnaire, radiographic assessments, Harris Hip Score, and adverse event reports.

Conditions
Joint Diseases
Being tested
Total hip arthroplasty
Keywords
Total Hip Arthroplasty, Total Hip Replacement, Inflammatory Joint Disease, Non-Inflammatory Joint Disease
Medical subject headings
Joint Diseases

What participants receive

What participants receive. In a randomised study each person is assigned to one group by chance.

  • Total hip arthroplastyDevice

    Also called Total hip replacement

    Total hip arthroplasty

Study groups in NCT02471703
Study groupRoleWhat they receive
SMF mini-stem hip replacement recipientReceived the device via total hip arthroplasty
Receives: Device: Total hip arthroplasty

What is being measured

The primary outcome is the main question the study is designed to answer.

  1. Revision of the study device

    Instances of required revision of the study device

    Measured: Discharge through 10 years

  2. Device related Adverse Events

    surgical, device-related, death and serious adverse events will be analyzed

    Measured: Implant through 10 years

  3. Harris Hip Score

    Questionnaire to calculate pain, walking abilities, activities, degrees of hip motion

    Measured: Baseline through 10 years

  4. HOOS Questionnaire

    Questionnaire to calculate hip symptoms, stiffness, pain, function and quality of life

    Measured: Baseline through 10 years

Timeline

From the start of the study to its completion; the mark is today. Estimated dates are the sponsor’s plan.

  1. First posted15 Jun 2015 (estimated)
  2. Study start27 Feb 2008
  3. Primary completion1 Feb 2020
  4. Study completion1 Feb 2020

Why it stopped: The study was prematurely terminated by S+N due to business reasons. After an extensive review of all ongoing studies with the focus on which studies are still required for regulatory obligations S+N took the decision to close the SMF S\&E study.

Resources

More details

For doctors and researchers: how the study is designed, who runs it, and its registry IDs.

Study design
Study type
Observational
Observational model
Case only
Time perspective
Prospective
Enrolment
126 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT02471703
Sponsor's protocol ID
2011SMFH132_R11007-1
Acronym
SMF-S&E
Status last verified
Feb 2021
First submitted
11 Jun 2015
Last updated
21 Feb 2021
Results posted
No
Data monitoring committee
No

Questions about this trial

What is this clinical trial studying?

An observational study of Joint Diseases, run by Smith & Nephew, Inc. at 6 sites in 3 countries.

The full registered description is in the About this study section and the official record.

Who may be eligible to take part?

The sponsor lists 4 inclusion and 9 exclusion criteria. Eligibility is decided by the study team after screening, so read the full criteria and contact a listed site.

Is this clinical trial currently recruiting?

The record says: stopped early, as of the sponsor's last update on 21 Feb 2021. Status can change between updates, so confirm with the study contact before making plans.

Where is the study taking place?

The record lists 6 sites in Canada, Germany, Belgium. Whether a site is taking part right now should be confirmed with that site. See every site.

What are the possible benefits and risks?

They depend on the study and the treatment, and no study can promise a benefit. The study team explains the known risks during informed consent, before anyone joins; the record itself does not list them.

Are results available for this study?

The study was stopped early (reason given: The study was prematurely terminated by S+N due to business reasons. After an extensive review of all ongoing studies with the focus on which studies are still required for regulatory obligations S+N took the decision to close the SMF S\&E study.). Results are not available in the source record.

How can a doctor refer a patient or contact the research team?

The record lists no contact. The official record names the sponsor, who can be asked directly. AzTrials does not enrol participants or take referrals.

What does the primary outcome measure?

Revision of the study device (time frame: Discharge through 10 years). The study lists 4 primary outcomes in all. It is what the study was designed to measure, not a finding.

Where can I read the original study information?
Does a listing mean the treatment is approved or proven to work?

No. A listing means the study is registered. It does not show that the treatment is safe, works, or is approved by a regulator.

How often is this information updated?

AzTrials copies changed records from ClinicalTrials.gov every night and reloads the whole registry every week. The sponsor last updated this record on 21 Feb 2021.

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