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AzTrials

Prosthetic Knee SurgeryNCT05944679

Clinical Utility to Follow-up Radiographs During the First Year of Knee Replacement Surgery

A study testing No Xray and Xray in people with Prosthetic Knee Surgery, run by Corporacion Parc Tauli at 1 site in Spain.

Completed

Finished. The study has ended and is not enrolling. Results may be posted on the official record.

Official record
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Trial summary

Primary prosthetic surgery for the treatment of gonarthrosis is currently one of the most prevalent surgical treatments in Traumatology. The Arthroplasty Register in Catalonia, which started in 2005, counted more than 60.000 knee prothesis until 2015. Read more about this study

Who is it for?
Ages 18 to 100 years
Conditions the study is for
Prosthetic Knee Surgery
What is being tested?
No Xray and Xray
Type of treatment
Surgery or procedure
Could I receive a placebo?
Yes, some participants may receive a placebo
How many people
200 participants
Where
1 siteSpain
Study dates
20 Jan 2022to 31 May 2024
Phase
Interventional
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 100 years
  • All sexes
  • No healthy volunteers
  • Adult, Older adult

Who may be able to join

  • Patients who voluntarily agree to be part of the study and sign the informed consent
  • Patients awaiting prosthetic knee surgery with a diagnosis of gonarthrosis without age limit (>18 years)
  • All cases of prothesis cemented to the tibia and femur will be included, regardless of whether or not the patellar component is prosthetic
  • Patients with knee prothesis and cruciate ligament retention, with ultracongruent polyethylene or posterostabilized as a maximum degree of prosthetic constriction
  • The implants will be the usual ones used in our Center for primary prosthetic knee surgery, Journey (smith-Nephew) and Persona or NexGen (Zimmer)

Who cannot join

  • Patients who do not voluntariily agree to participate
  • Patients undergoing primary prosthetic surgery in relation to tibial plate fractures
  • Patients awaiting a unicompartimental or patellofemoral prothesis
  • Patients who, for any reason, want to leave the study during the follow-up period

Trial locations and contacts

1 site in 1 country.

Spain1 site
  • Hospital Parc taulí

    Sabadell, Barcelona, 08208

Other trials in Spain

About this study

Official title: Prospective Randomized Study of the Clinical Utility to Follow-up Radiographs During the First Year of Knee Replacement Surgery

Primary prosthetic surgery for the treatment of gonarthrosis is currently one of the most prevalent surgical treatments in Traumatology. The Arthroplasty Register in Catalonia, which started in 2005, counted more than 60.000 knee prothesis until 2015. Regarding the peridiocity for taking control radiographs in patients undergoing knee replacement surgery, there is no consensus. This means, that in similar studies that evaluate the results of prosthetic surgery, there is a great variability in radiological follow-up protocols, especifically during the firts post-operative years. Given the high prevalence and the long survival period demonstrated by these implants, it seems reasonable to be able to establish the real value of the radiographs performed during the first year of follow-up after surgery. From this perspective, the aim of our study is to evaluate if conducting just two radiographs instead of five during the first postoperative year after the surgery, has any influence on the clinical and functional results of our patients.

Being tested
No Xray, Xray

What participants receive

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

  • No XrayRadiation

    Just one Xray 12 months after the intervention

  • XrayRadiation

    Xray at 1, 3, 6 and 12 months after intervention

Study groups in NCT05944679
Study groupRoleWhat they receive
Group XrayPlacebo comparatorXray at 1, 3, 6 and 12 months
Receives: Radiation: Xray
Group No XrayActive comparatorXray at 12 months
Receives: Radiation: No Xray

What is being measured

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

  1. KSS Test change

    Change value from preoperative condition to 12 months after operation, including 6 month assessment

    Measured: Preoperative, 6 and 12 months

  2. KOOS Test change

    Change value from preoperative condition to 12 months after operation, including 6 month assessment

    Measured: Preoperative, 6 and 12 months

  3. SF-12 Test change

    Change value from preoperative condition to 12 months after operation, including 6 month assessment

    Measured: Preoperative, 6 and 12 months

Timeline

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

  1. First posted13 Jul 2023
  2. Study start20 Jan 2022
  3. Primary completion31 May 2024
  4. Study completion31 May 2024

Resources

More details

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

Study design
Study type
Interventional
Phase
Phase N/A
Primary purpose
Diagnosis
Allocation
Randomised
Intervention model
Parallel groups
Masking
Single blind
Who is masked
Investigator
Enrolment
200 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT05944679
Sponsor's protocol ID
Radioprotesi
Status last verified
Aug 2024
First submitted
27 Jun 2023
Last updated
14 Aug 2024
Results posted
No
Data monitoring committee
No
FDA-regulated drug
No
FDA-regulated device
No
Individual data sharing
No

Publications

  • Evans JT, Walker RW, Evans JP, Blom AW, Sayers A, Whitehouse MR. How long does a knee replacement last? A systematic review and meta-analysis of case series and national registry reports with more than 15 years of follow-up. Lancet. 2019 Feb 16;393(10172):655-663. doi: 10.1016/S0140-6736(18)32531-5. Epub 2019 Feb 14.

    PubMed 30782341
  • Gomez-Valero S, Garcia-Perez F, Florez-Garcia MT, Miangolarra-Page JC. A systematic review of self-administered questionnaires for the functional assessment of patients with knee disabilities adapted into Spanish. Rev Esp Cir Ortop Traumatol. 2017 Mar-Apr;61(2):96-103. doi: 10.1016/j.recot.2016.11.002. Epub 2017 Jan 31. English, Spanish.

    PubMed 28159566
  • Walker LC, Clement ND, Bardgett M, Weir D, Holland J, Gerrand C, Deehan DJ. The WOMAC score can be reliably used to classify patient satisfaction after total knee arthroplasty. Knee Surg Sports Traumatol Arthrosc. 2018 Nov;26(11):3333-3341. doi: 10.1007/s00167-018-4879-5. Epub 2018 Feb 26.

    PubMed 29484445
  • Roos EM, Toksvig-Larsen S. Knee injury and Osteoarthritis Outcome Score (KOOS) - validation and comparison to the WOMAC in total knee replacement. Health Qual Life Outcomes. 2003 May 25;1:17. doi: 10.1186/1477-7525-1-17.

    PubMed 12801417
  • Meneghini RM, Mont MA, Backstein DB, Bourne RB, Dennis DA, Scuderi GR. Development of a Modern Knee Society Radiographic Evaluation System and Methodology for Total Knee Arthroplasty. J Arthroplasty. 2015 Dec;30(12):2311-4. doi: 10.1016/j.arth.2015.05.049. Epub 2015 May 29.

    PubMed 26122112
  • Rissolio L, Sabatini L, Risitano S, Bistolfi A, Galluzzo U, Masse A, Indelli PF. Is It the Surgeon, the Patient, or the Device? A Comprehensive Clinical and Radiological Evaluation of Factors Influencing Patient Satisfaction in 648 Total Knee Arthroplasties. J Clin Med. 2021 Jun 12;10(12):2599. doi: 10.3390/jcm10122599.

    PubMed 34204628
  • Sarmah SS, Patel S, Hossain FS, Haddad FS. The radiological assessment of total and unicompartmental knee replacements. J Bone Joint Surg Br. 2012 Oct;94(10):1321-9. doi: 10.1302/0301-620X.94B10.29411.

    PubMed 23015555
  • Ewald FC. The Knee Society total knee arthroplasty roentgenographic evaluation and scoring system. Clin Orthop Relat Res. 1989 Nov;(248):9-12.

    PubMed 2805502
  • Khalifa AA, Mullaji AB, Mostafa AM, Farouk OA. A Protocol to Systematic Radiographic Assessment of Primary Total Knee Arthroplasty. Orthop Res Rev. 2021 Jul 17;13:95-106. doi: 10.2147/ORR.S320372. eCollection 2021.

    PubMed 34305412
  • Baek JH, Lee SC, Choi K, Ahn HS, Nam CH. Long-term survivorship of total knee arthroplasty with a single-radius, high-flexion posterior stabilized prosthesis. Knee. 2021 Jun;30:275-282. doi: 10.1016/j.knee.2021.04.017. Epub 2021 May 11.

    PubMed 33984746
  • Miralles-Munoz FA, Rubio-Morales M, Bello-Tejada L, Gonzalez-Parreno S, Lizaur-Utrilla A, Alonso-Montero C. Varus alignment of the tibial component up to seven degrees is not associated with poor long-term outcomes in a neutrally aligned total knee arthroplasty. Knee Surg Sports Traumatol Arthrosc. 2022 Aug;30(8):2768-2775. doi: 10.1007/s00167-021-06627-3. Epub 2021 Jun 26.

    PubMed 34175990
  • Sabatini L, Aprato A, Camazzola D, Bistolfi A, Capella M, Masse A. Primary total knee arthroplasty in tibial plateau fractures: Literature review and our institutional experience. Injury. 2023 Mar;54 Suppl 1:S15-S23. doi: 10.1016/j.injury.2021.02.006. Epub 2021 Feb 7.

    PubMed 33583591
  • Webb JI, Stoner RS, Afzal I, Evans CR, Scott G, Field RE. The Medial Rotation Knee replacement: Clinical and radiological results of a multi-centre surveillance study at five years. Knee. 2021 Jan;28:247-255. doi: 10.1016/j.knee.2020.12.025. Epub 2021 Jan 13.

    PubMed 33453513
  • Glaser D, Lotke P. Cost-effectiveness of immediate postoperative radiographs after uncomplicated total knee arthroplasty: a retrospective and prospective study of 750 patients. J Arthroplasty. 2000 Jun;15(4):475-8. doi: 10.1054/arth.2000.4338.

    PubMed 10884208
  • Hassan S, Wall A, Ayyaswamy B, Rogers S, Mills SP, Charalambous CP. Is there a need for early post-operative x-rays in primary total knee replacements? Experience of a centre in the UK. Ann R Coll Surg Engl. 2012 Apr;94(3):199-200. doi: 10.1308/003588412X13171221501780.

    PubMed 22507727

Questions about this trial

What is this clinical trial studying?

A study testing No Xray and Xray in people with Prosthetic Knee Surgery, run by Corporacion Parc Tauli at 1 site in Spain.

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 5 inclusion and 4 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: finished, as of the sponsor's last update on 14 Aug 2024. Status can change between updates, so confirm with the study contact before making plans.

Where is the study taking place?

The record lists 1 site in Spain. 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. Some participants in this study may receive a placebo. 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 is completed, but results are not available in the source record. That does not mean the treatment did or did not work.

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?

KSS Test change (time frame: Preoperative, 6 and 12 months). The study lists 3 primary outcomes in all. It is what the study was designed to measure, not a finding.

Where can I read the original study information?

On the ClinicalTrials.gov record for NCT05944679, which also lists 17 linked publications.

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 14 Aug 2024.

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