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Powered Impaction and Broaching in Elderly Total Hip Arthroplasty

3. august 2026 opdateret af: Jhase Sniderman, Nova Scotia Health Authority

Demonstrating the Effect of Powered Broaching and Impaction in Direct Anterior Total Hip Arthroplasty. A Multi-centre Comparison of Patients 70 Years and Older

Placing the parts of a hip replacement requires substantial force. This can lead to additional stress on the surgeon as well as the bone. A device was developed to help reduce this stress. This study aims to see whether this device impacts implant positioning and the surrounding bone in patients 70 years and older. It also will investigate surgeon efficiency and how patients walk after surgery.

Studieoversigt

Status

Ikke rekrutterer endnu

Betingelser

Intervention / Behandling

Detaljeret beskrivelse

Preparation of the femoral canal and acetabulum impaction have traditionally been accomplished with the use of a mallet and manual instruments. During manual broaching or impaction, force is transmitted with each mallet strike, which distributes horizontal forces to cortical bone. Excessive force and malalignment of instruments can lead to intraoperative fractures, or unrecognized fractures contributing to early failure of the total hip arthroplasty (THA). This risk can be elevated in direct anterior (DA) THA when exposure is compromised due to the minimally invasiveness of the approach. The advent of powered broaching devices which provide a consistent force and are more ergonomic, now provide an alternative to manual techniques. Despite its proposed benefits, it has yet to achieve widespread adoption.

The study aims to assess whether the use of a powered broaching device (KINCISE2) has an impact on intraoperative or early postoperative femoral or acetabular fractures in patients 70 years or older, when compared to traditional manual techniques in DA THA. Patients will be subgrouped based on femoral/acetabular bone quality/morphology. Secondary outcomes measured will consist of femoral canal fil, femoral version and acetabular cup-floor gap and gait analysis measures via markerless motion capture. Surgical efficiency will be measured via operative time, broaching/impaction time and surgical stress via biometric monitoring. PROMs will be measured via the short form Hip disability and Osteoarthritis Outcome Score (HOOS-Jr). Surgeons can use a standard OR table vs. a specialized traction table (HANA) and may use fluoroscopy or no intraoperative imaging.

Undersøgelsestype

Interventionel

Tilmelding (Anslået)

100

Fase

  • Ikke anvendelig

Kontakter og lokationer

Dette afsnit indeholder kontaktoplysninger for dem, der udfører undersøgelsen, og oplysninger om, hvor denne undersøgelse udføres.

Studiekontakt

Studiesteder

    • Manitoba
      • Winnipeg, Manitoba, Canada, R2K 2M9
        • Concordia Joint Replacement Group / Concordia Hospital
        • Kontakt:
    • Nova Scotia
      • Halifax, Nova Scotia, Canada, B3H1C3

Deltagelseskriterier

Forskere leder efter personer, der passer til en bestemt beskrivelse, kaldet berettigelseskriterier. Nogle eksempler på disse kriterier er en persons generelle helbredstilstand eller tidligere behandlinger.

Berettigelseskriterier

Aldre berettiget til at studere

  • Ældre voksen

Tager imod sunde frivillige

Ja

Beskrivelse

Inclusion Criteria:

  • Patients 70 years or older undergoing total hip replacement

Exclusion Criteria:

  • Unable to undergo the informed consent process

Studieplan

Dette afsnit indeholder detaljer om studieplanen, herunder hvordan undersøgelsen er designet, og hvad undersøgelsen måler.

Hvordan er undersøgelsen tilrettelagt?

Design detaljer

  • Primært formål: Behandling
  • Tildeling: Randomiseret
  • Interventionel model: Parallel tildeling
  • Maskning: Ingen (Åben etiket)

Våben og indgreb

Deltagergruppe / Arm
Intervention / Behandling
Aktiv komparator: Total Hip Replacement
Standard direct anterior total hip replacement
Total hip replacement without automatic impaction and broaching
Eksperimentel: Total Hip Replacement with KINCISE2
Standard direct anterior total hip replacement with KINCISE2
Total hip replacement with the use of an automatic impaction and broaching device

Hvad måler undersøgelsen?

Primære resultatmål

Resultatmål
Foranstaltningsbeskrivelse
Tidsramme
Incidence of Periprosthetic fracture
Tidsramme: 90 days

Intraoperative or early postoperative femoral/acetabular fractures in patients 70 years or older, when compared to traditional manual techniques in DA THA.

  • Measured via intraoperative reporting of fracture by surgeon (Yes/No), the postoperative CT scan by the radiologist (Yes/No) (CT scan performed within 1 week of operation) and by the radiograph at 3 months/90 days by the surgeon (Yes/No)
  • Outcome end point: 3 months/90 days (i.e. no fracture within 90 days of surgery)
90 days

Sekundære resultatmål

Resultatmål
Foranstaltningsbeskrivelse
Tidsramme
Gait analysis
Tidsramme: 90 days
Preoperative and postoperative markerless motion capture at 3 months - gait speed, gait symmetry, cadence, step length, stance-time symmetry and hip flexion extension
90 days
Image based implant positioning
Tidsramme: 7 days
Measured via femoral canal fill, femoral version, acetabular floor-cup gap on postoperative CT scan
7 days
Surgical efficiency
Tidsramme: 1 day
Measured via operative time (minutes), broaching time (minutes), impaction time (minutes)
1 day
Surgical stress as measured by heart rate
Tidsramme: 1 day
Measured via biometric assessment with wearable technology by the surgeon (Heart rate - beats per minute)
1 day
Surgical stress as measured by respiratory rate
Tidsramme: 1 day
Measured via biometric assessment with wearable technology by the surgeon (respiratory rate - breaths/minute)
1 day
Patient reported outcome measure
Tidsramme: 90 days
HOOS-JR (Hip Osteoarthritis Outcome Score - Joint Replacement). Scale is 0-100, with zero the worst possible hip problem and 100 being no hip problem.
90 days

Samarbejdspartnere og efterforskere

Det er her, du vil finde personer og organisationer, der er involveret i denne undersøgelse.

Sponsor

Samarbejdspartnere

Publikationer og nyttige links

Den person, der er ansvarlig for at indtaste oplysninger om undersøgelsen, leverer frivilligt disse publikationer. Disse kan handle om alt relateret til undersøgelsen.

Datoer for undersøgelser

Disse datoer sporer fremskridtene for indsendelser af undersøgelsesrekord og resumeresultater til ClinicalTrials.gov. Studieregistreringer og rapporterede resultater gennemgås af National Library of Medicine (NLM) for at sikre, at de opfylder specifikke kvalitetskontrolstandarder, før de offentliggøres på den offentlige hjemmeside.

Studer store datoer

Studiestart (Anslået)

1. oktober 2026

Primær færdiggørelse (Anslået)

1. oktober 2028

Studieafslutning (Anslået)

1. december 2028

Datoer for studieregistrering

Først indsendt

23. juli 2026

Først indsendt, der opfyldte QC-kriterier

3. august 2026

Først opslået (Faktiske)

5. august 2026

Opdateringer af undersøgelsesjournaler

Sidste opdatering sendt (Faktiske)

5. august 2026

Sidste opdatering indsendt, der opfyldte kvalitetskontrolkriterier

3. august 2026

Sidst verificeret

1. juli 2026

Mere information

Begreber relateret til denne undersøgelse

Andre undersøgelses-id-numre

  • DPS-Joints-2026-009

Plan for individuelle deltagerdata (IPD)

Planlægger du at dele individuelle deltagerdata (IPD)?

JA

IPD-planbeskrivelse

Protocol, analysis plan and results can be shared.

IPD-delingstidsramme

December 2028 until July 2029

IPD-delingsadgangskriterier

Researchers from academic centers

IPD-deling Understøttende informationstype

  • STUDY_PROTOCOL
  • CSR

Lægemiddel- og udstyrsoplysninger, undersøgelsesdokumenter

Studerer et amerikansk FDA-reguleret lægemiddelprodukt

Ingen

Studerer et amerikansk FDA-reguleret enhedsprodukt

Ingen

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