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Kan perineal postfri traktion i hofteartroskopi effektivt reducere perineale komplikationer?

30. oktober 2026 opdateret af: ChunBao Li

Kan perineal postfri traktion i hofteartroskopi effektivt reducere perineale komplikationer? Et multicenter, prospektivt, randomiseret, kontrolleret forsøg

The goal of this clinical trial is to analyze the impact of perineal post-free traction versus traditional perineal post traction on perineal complications in hip arthroscopy. The main question it aims to answer is:

• Can Perineal Post-Free Traction in Hip Arthroscopy Effectively Reduce Perineal Complications? Researchers will compare the perineal-post-free traction group with the conventional perineal-post traction group to see if the former decreases perineal complications and improves efficiency without compromising surgical outcomes.

Participants will:

  • Undergo either perineal-post-free or standard perineal-post traction during hip arthroscopy
  • Complete nerve-injury checks on day 1 and at discharge, and hip-function questionnaires (VAS, mHHS, IHOT-12, HOS) at 3 months
  • Allow collection of operating times, hospital stay, and direct medical costs for economic analysis

Studieoversigt

Undersøgelsestype

Interventionel

Tilmelding (Anslået)

270

Fase

  • Ikke anvendelig

Kontakter og lokationer

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

Studiesteder

    • Beijing Municipality
      • Beijing, Beijing Municipality, Kina, 100143
        • Chinese PLA General Hospital
    • Guangdong
      • Shenzhen, Guangdong, Kina, 518035
        • Shenzhen Second People's Hospital
    • Henan
      • Luoyang, Henan, Kina, 471002
        • Luoyang Orthopedic Traumatological Hospital of Henan
    • Jiangsu
      • Nanjing, Jiangsu, Kina, 210008
        • The Affiliated Drum Tower Hospital, Medical School of Nanjing University
    • Shaanxi
      • Xi'an, Shaanxi, Kina, 710038
        • The Second Affiliated Hospital of Air Force Medical University (AFMU)
    • Shandong
      • Tai’an, Shandong, Kina, 271000
        • The Second Affiliated Hospital of Shandong First Medical University
    • Shanghai Municipality
      • Shanghai, Shanghai Municipality, Kina, 200080
        • Shanghai General Hospital
    • Sichuan
      • Chengdu, Sichuan, Kina, 610041
        • West China Hospital, Sichuan University
    • Yunnan
      • Kunming, Yunnan, Kina, 650032
        • The First Affiliated Hospital of Kunming Medical University
    • Zhejiang
      • Hangzhou, Zhejiang, Kina, 310006
        • Zhejiang Provincial Hospital of Chinese Medicine

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

15 år til 60 år (Barn, Voksen)

Tager imod sunde frivillige

Ingen

Køn, der er berettiget til at studere

Alle

Beskrivelse

Inclusion Criteria:

  • Aged 15 to 60 years;
  • Met the diagnostic criteria of femoroacetabular impingement syndrome (FAI) and indicated for hip arthroscopy based on patient history, symptoms, signs, physical examination, imaging (pelvic anteroposterior view, frog-leg view, CT 3D reconstruction, MRI), and diagnostic injections;
  • Able to read and sign the informed consent form.

Exclusion Criteria:

  • History of high-energy hip trauma, previous ipsilateral or contralateral hip surgery, avascular necrosis of the femoral head, slipped capital femoral epiphysis, Perthes disease, severe osteoporosis, tumors, acetabular stress fractures, or proliferative or immune hip diseases;
  • Diseases causing groin numbness, foot numbness, sexual dysfunction, urinary dysfunction, skin injuries, perineal injuries, nerve injuries, radicular pain, inner or outer thigh numbness;
  • Abnormal heart, lung, liver, kidney function, severe coagulation disorders, poorly controlled diabetes, judged by the researcher to have an infection risk;
  • Consciousness disorders, psychiatric disorders, or neuromuscular dysfunction affecting lower limb function;
  • Active infection foci (systemic or local infectious lesions);
  • Pregnancy, lactation, or planned pregnancy during the clinical study period;
  • Participation in another clinical trial within the past 3 months;
  • Patients deemed unsuitable for the clinical trial by the researcher for other reasons.

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: Dobbelt

Våben og indgreb

Deltagergruppe / Arm
Intervention / Behandling
Eksperimentel: Perineal Post-Fri Traktion

Traction achieved with a thoraco-abdominal belt and contralateral groin strap; operating table tilted 10-15° Trendelenburg under fluoroscopy to 8-10 mm joint space. No perineal post is used, eliminating direct perineal pressure.

Aktiv komparator: Perineal Post Traktion

Standard traction table with padded perineal post placed against the groin providing counter-traction; affected limb distracted under fluoroscopy to 8-10 mm joint space while contralateral limb is abducted.

Hvad måler undersøgelsen?

Primære resultatmål

Resultatmål
Foranstaltningsbeskrivelse
Tidsramme
The incidence of perineal nerve injury
Tidsramme: The first day after surgery

The incidence of perineal nerve injury included: perineal numbness, pain, soft tissue injury, sexual function and urinary dysfunction.

The first day after surgery

Sekundære resultatmål

Resultatmål
Foranstaltningsbeskrivelse
Tidsramme
The incidence of pain, numbness, soft tissue injury in other places
Tidsramme: The first day after surgery

Lower limb ankle numbness and soft tissue injury; the contralateral groin pain, numbness and soft tissue injury; chest pain, numbness, soft tissue injury with fixed place

The first day after surgery
Patients at discharge perineum area incidence of nerve injury
Tidsramme: 7 days after surgery

Patients at discharge perineum area incidence of nerve injury include: perineum area numbness, pain, soft tissue injuries, sexual and urinary dysfunction.

7 days after surgery
Intraoperative traction time
Tidsramme: During surgery (intraoperatively)

Intraoperative traction time

During surgery (intraoperatively)
Preoperative preparation time
Tidsramme: Immediately before surgery (preoperatively)

Preoperative preparation time

Immediately before surgery (preoperatively)
Operating time
Tidsramme: During surgery (intraoperatively)

Operating time

During surgery (intraoperatively)
The average length of hospital stay after surgery
Tidsramme: 6 weeks after surgery

The average length of hospital stay after surgery

6 weeks after surgery
Postoperative joint function assessment
Tidsramme: 3 months after surgery

Visual Analog Scale (VAS) (range 0-10; higher scores indicate worse outcomes).

3 months after surgery
Postoperative joint function assessment
Tidsramme: 3 months after surgery

Modified Harris Hip Score (mHHS) (range 0-100; higher scores indicate better outcomes).

3 months after surgery
Postoperative joint function assessment
Tidsramme: 3 months after surgery

Hip Outcome Score (HOS) (range 0%-100%; higher scores indicate better outcomes).

3 months after surgery
Postoperative joint function assessment
Tidsramme: 3 months after surgery

International Hip Outcome Tool 12-Item Questionnaire (iHOT-12), range 0-100, higher scores mean better hip function

3 months after surgery
Economic Evaluation - Pain Intensity
Tidsramme: 14 days after surgery

This study will conduct an economic evaluation from a healthcare sector and societal perspective. Pain intensity is assessed using the Visual Analog Scale (VAS), a unidimensional measure reported as scores on a 0-100 mm scale. Effectiveness analysis will incorporate this clinical outcome. Safety will be evaluated by monitoring the incidence of adverse events within 3 months postoperatively.

14 days after surgery
Economic Evaluation - Hip Function
Tidsramme: 14 days after surgery

This study will conduct an economic evaluation from a healthcare sector and societal perspective. Hip function is assessed using the modified Harris Hip Score (mHHS), a measure specifically for hip dysfunction and related symptoms, reported as scores on a 0-100 scale. Effectiveness analysis will incorporate this clinical outcome. Safety will be evaluated by monitoring the incidence of adverse events within 3 months postoperatively.

14 days after surgery
Mean Total Healthcare Cost per Patient within 14 Days Postoperatively
Tidsramme: Data collection period: From randomization until 14 days postoperatively.

This is the cost input measure for the economic evaluation, adopting a healthcare system perspective. All direct medical costs related to the surgery and subsequent care from the day of surgery until 14 days postoperatively will be collected via the Hospital Information System. Costs include fees for surgery, anesthesia, medical supplies, hospitalization, medication, imaging and laboratory tests, and additional costs for managing complications. The mean total cost per patient (in Chinese Yuan, CNY) will be calculated separately for the "conventional perineal-post traction group" and the "perineal-post-free traction group".

Data collection period: From randomization until 14 days postoperatively.

Samarbejdspartnere og efterforskere

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

Sponsor

Efterforskere

  • Ledende efterforsker: chunbao li, MD, Chinese PLA General Hospital

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 (Faktiske)

30. marts 2026

Primær færdiggørelse (Faktiske)

30. september 2026

Studieafslutning (Anslået)

30. december 2026

Datoer for studieregistrering

Først indsendt

17. november 2025

Først indsendt, der opfyldte QC-kriterier

23. december 2025

Først opslået (Faktiske)

7. januar 2026

Opdateringer af undersøgelsesjournaler

Sidste opdatering sendt (Faktiske)

3. november 2026

Sidste opdatering indsendt, der opfyldte kvalitetskontrolkriterier

30. oktober 2026

Sidst verificeret

1. oktober 2026

Mere information

Begreber relateret til denne undersøgelse

Andre undersøgelses-id-numre

  • 2024KY0158-KS001

Plan for individuelle deltagerdata (IPD)

Planlægger du at dele individuelle deltagerdata (IPD)?

INGEN

IPD-planbeskrivelse

Individual participant data (IPD) will not be shared with external independent researchers. The original informed consent only permits internal study team, institutional ethics committee and regulatory authorities to access coded data for trial quality control, without explicit participant consent for sharing de-identified IPD for external secondary research. Full trial protocol, statistical analysis plan and analytic codes are available to eligible researchers for result replication upon reasonable request.

Lægemiddel- og udstyrsoplysninger, undersøgelsesdokumenter

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