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Integrated Traditional Chinese and Western Medicine for Patellar Dislocation Pain: A Concurrent Non-Randomized Controlled Trial

22. mai 2026 oppdatert av: Liu Zhenlong, Peking University Third Hospital

A Concurrent Non-Randomized Controlled Trial on Integrated Traditional Chinese and Western Medicine for Patellar Dislocation Pain

This study is a concurrent non-randomized controlled pilot trial. We plan to recruit 80 patients following patellar dislocation surgery from Peking University Third Hospital in China, with at least 40 participants in each group. The study aims to evaluate the safety and efficacy of acupuncture for the treatment of postoperative pain after patellar dislocation. The treatment regimen (pharmacological therapy or acupuncture) will be determined by the clinician and the patient based on the patient's condition and preference.

Participants will be assigned to two groups according to the treatment they receive in clinical practice: a medication group and an acupuncture group. All participants will enter a follow-up phase lasting up to 3 months.

Assessments include pain intensity (Visual Analog Scale, VAS), the Lysholm Knee Score, the International Knee Documentation Committee (IKDC) Subjective Knee Evaluation Form, the Tegner Activity Score, a sleep score, and the degree of joint swelling. VAS pain score, sleep score, and joint swelling will be evaluated preoperatively and on postoperative days 3, 4, 7, 14, 30, and at 3 months. The remaining outcomes will be measured at 3 months postoperatively.

Studieoversikt

Studietype

Intervensjonell

Registrering (Antatt)

80

Fase

  • Ikke aktuelt

Kontakter og plasseringer

Denne delen inneholder kontaktinformasjon for de som utfører studien, og informasjon om hvor denne studien blir utført.

Studiesteder

    • Beijing Municipality
      • Beijing, Beijing Municipality, Kina, 100191
        • Peking University Third Hospital

Deltakelseskriterier

Forskere ser etter personer som passer til en bestemt beskrivelse, kalt kvalifikasjonskriterier. Noen eksempler på disse kriteriene er en persons generelle helsetilstand eller tidligere behandlinger.

Kvalifikasjonskriterier

Alder som er kvalifisert for studier

  • Barn
  • Voksen
  • Eldre voksen

Tar imot friske frivillige

Nei

Beskrivelse

Inclusion Criteria:

  • patients with recurrent patellar dislocation, male or female;
  • patients with acute patellar dislocation complicated by a tangential osteochondral fracture requiring surgical treatment;
  • patients who voluntarily participated in the clinical trial, signed the informed consent form, and were able to comply with clinical follow-up;

Exclusion Criteria:

  • participation in other drug or medical device clinical trials within the past 6 months;
  • joint fibrosis, ankylosis, or significant limitation of movement;
  • contraindications to MRI examination;
  • other conditions that, in the physician's judgment, preclude participation in the trial.

Studieplan

Denne delen gir detaljer om studieplanen, inkludert hvordan studien er utformet og hva studien måler.

Hvordan er studiet utformet?

Designdetaljer

  • Primært formål: Behandling
  • Tildeling: Ikke-randomisert
  • Intervensjonsmodell: Parallell tildeling
  • Masking: Enkelt

Våpen og intervensjoner

Deltakergruppe / Arm
Intervensjon / Behandling
Eksperimentell: Acupuncture group
Patients received basic treatment (rest, elevation, ice therapy 20 min 6 times daily, extension brace for 4 weeks) and rehabilitation (supine straight leg raise 30 min daily, wall squats 30 min daily, medial quadriceps strengthening every other day). In addition, they received traditional Chinese acupuncture at LI11 and SI4 on the day of surgery and the day after surgery.
The acupuncture points for Traditional Chinese Medicine (TCM) treatment are Quchi (LI11) and Zhisi Ma (SI4). For Quchi, the needle is inserted at the point of marked tenderness around the Quchi point on the contralateral Hand Yangming Large Intestine Meridian. For Zhisi Ma, the needle is inserted at the junction of red and white skin on the back of the hand, penetrating to the subcutaneous tissue on the palm side. Needling is manipulated every 15 minutes, while the patient is guided to gently move the affected knee joint, with the needles retained for 45 minutes. Treatment is performed once on the day of surgery and once on the day following surgery.
Aktiv komparator: Pharmacological group
Patients received the same basic treatment and rehabilitation as the acupuncture group. In addition, they received oral Voltaren sustained-release tablets (diclofenac) at 0.5 mg/kg twice daily.
Drug therapy refers to oral or topical medication, specifically oral Voltaren sustained-release tablets at a dose of 0.5 mg/kg twice daily.

Hva måler studien?

Primære resultatmål

Resultatmål
Tiltaksbeskrivelse
Tidsramme
VAS
Tidsramme: Preoperative, immediately before and after acupuncture, and then at postoperative day 3, day 4, day 7, day 14, day 30, and at 3 months.
0-10, with 0 representing no pain and 10 representing the most severe pain
Preoperative, immediately before and after acupuncture, and then at postoperative day 3, day 4, day 7, day 14, day 30, and at 3 months.

Sekundære resultatmål

Resultatmål
Tiltaksbeskrivelse
Tidsramme
Lysholm Knee Function Score
Tidsramme: 3 months after surgery
It can assess specific symptoms and functional impairments of the knee joint, and has particular advantages in reflecting instability and limitations in daily activities. It consists of 8 items, with a total score of 100. The higher the score, the better the function. Function classification (widely accepted standard): Excellent: 95 - 100 points; Good: 84 - 94 points; Average: 65 - 83 points; Poor: < 65 points.
3 months after surgery
Tegner Activity Scale
Tidsramme: 3 months after surgery
It is a one-dimensional scale ranging from 0 to 10, used to assess the activity level of patients in terms of sports and daily work. The higher the score, the higher the activity level of knee joint. High score (8-10 points): Indicates the level of competitive sports, with extremely high requirements for the knee joint. Medium score (4-7 points): Represents recreational sports and physical labor, which is the level of most active people. Low score (0-3 points): Represents daily life and sedentary work, with a lower load on the knee joint.
3 months after surgery
International Knee Documentation Committee (IKDC)-2000
Tidsramme: 3 months after surgery

It can comprehensively assess the knee joint's functionality, consisting of 18 questions, covering three dimensions:

symptoms, sports activity function, and daily activity function. The higher the score, the better the knee joint's functionality and the fewer the symptoms. Generally, a score of >90 indicates excellent function, while a score of <70 indicates significant functional impairment. The minimum clinically important difference is approximately 10-12 points.

3 months after surgery
sleep score
Tidsramme: Preoperative, immediately before and after acupuncture, and then at postoperative day 3, day 4, day 7, day 14, day 30.
The sleep score ranging from 1 to 5 was used to assess sleep quality, with 1 indicating very good sleep and 5 indicating inability to fall asleep.
Preoperative, immediately before and after acupuncture, and then at postoperative day 3, day 4, day 7, day 14, day 30.

Andre resultatmål

Resultatmål
Tiltaksbeskrivelse
Tidsramme
Joint swelling
Tidsramme: Preoperative, immediately before and after acupuncture, and then at postoperative day 3, day 4, day 7, day 14, day 30.
Measure the leg circumference 5 cm above the superior border of the patella using a soft tape measure.
Preoperative, immediately before and after acupuncture, and then at postoperative day 3, day 4, day 7, day 14, day 30.
Adverse events
Tidsramme: postoperatively at 3 days, 4 days, 14 days, 30 days, and 3 months.
This study will systematically monitor and record all adverse events and serious adverse events that occur from the start of treatment until the last follow-up. Adverse events refer to any adverse medical events that occur in patients after receiving treatment. These include, but are not limited to, common complications related to surgery, recurrent dislocation, impaired mobility, etc.
postoperatively at 3 days, 4 days, 14 days, 30 days, and 3 months.

Samarbeidspartnere og etterforskere

Det er her du vil finne personer og organisasjoner som er involvert i denne studien.

Studierekorddatoer

Disse datoene sporer fremdriften for innsending av studieposter og sammendragsresultater til ClinicalTrials.gov. Studieposter og rapporterte resultater gjennomgås av National Library of Medicine (NLM) for å sikre at de oppfyller spesifikke kvalitetskontrollstandarder før de legges ut på det offentlige nettstedet.

Studer hoveddatoer

Studiestart (Faktiske)

1. juni 2024

Primær fullføring (Antatt)

30. juni 2026

Studiet fullført (Antatt)

30. juni 2026

Datoer for studieregistrering

Først innsendt

22. mai 2026

Først innsendt som oppfylte QC-kriteriene

22. mai 2026

Først lagt ut (Faktiske)

29. mai 2026

Oppdateringer av studieposter

Sist oppdatering lagt ut (Faktiske)

29. mai 2026

Siste oppdatering sendt inn som oppfylte QC-kriteriene

22. mai 2026

Sist bekreftet

1. mai 2026

Mer informasjon

Begreper knyttet til denne studien

Andre studie-ID-numre

  • M2024595
  • 2404-01-19 (Annet stipend/finansieringsnummer: Peking University Third Hospital)

Plan for individuelle deltakerdata (IPD)

Planlegger du å dele individuelle deltakerdata (IPD)?

NEI

Legemiddel- og utstyrsinformasjon, studiedokumenter

Studerer et amerikansk FDA-regulert medikamentprodukt

Nei

Studerer et amerikansk FDA-regulert enhetsprodukt

Nei

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