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Pulsed Radiofrequency Versus 5% Dextrose Injection in Chronic Plantar Fasciitis

30 juin 2026 mis à jour par: Esra Ülgen Kıratlıoğlu, Ankara City Hospital Bilkent

Comparison of Ultrasound-Guided Pulsed Radiofrequency and 5% Dextrose Injection in Patients With Chronic Plantar Fasciitis: A Randomized Controlled Trial

This prospective, two-center, randomized controlled clinical trial aims to compare the effectiveness of ultrasound-guided pulsed radiofrequency and 5% dextrose injection in patients with chronic plantar fasciitis. Eligible participants will be randomized into two parallel groups. One group will receive ultrasound-guided pulsed radiofrequency treatment, and the other group will receive ultrasound-guided 5% dextrose injection using the peppering technique. All participants will receive a home-based plantar fascia stretching exercise program. Outcomes will be assessed at baseline, 3 weeks, 6 weeks, and 12 weeks after treatment. The primary outcome will be pain intensity measured by the Numeric Rating Scale. Secondary outcomes will include foot function, activity-related pain, ankle-hindfoot function, and health-related quality of life.

Aperçu de l'étude

Description détaillée

Plantar fasciitis is one of the most common causes of chronic heel pain in adults. It may impair walking pattern, daily activities, social life, and work-related functioning. Although conservative treatments are commonly used as first-line therapy, symptoms may become chronic in a considerable proportion of patients.

Dextrose injection is a regenerative injection treatment used in chronic musculoskeletal pain conditions. It is thought to stimulate local tissue healing responses through controlled inflammatory and proliferative mechanisms. Pulsed radiofrequency is a minimally invasive, non-neurodestructive radiofrequency technique used for pain control. Both pulsed radiofrequency and dextrose injection are used in clinical practice for resistant chronic plantar fasciitis; however, comparative data between these two approaches are limited.

This study will be conducted as a prospective, two-center, two-arm, parallel-group randomized controlled trial in the Physical Medicine and Rehabilitation clinics of Ankara Bilkent City Hospital and Adana City Hospital. Participants with chronic plantar fasciitis will be randomized in a 1:1 ratio using the sealed-envelope method. The investigator responsible for randomization will know the allocation, while the outcomes assessor will be blinded to treatment allocation. Blinding of the interventionists will not be possible due to the nature of the procedures.

Participants in the pulsed radiofrequency group will receive ultrasound-guided pulsed radiofrequency treatment at baseline. Participants in the 5% dextrose group will receive ultrasound-guided 5% dextrose injection around the medial calcaneal insertion of the plantar fascia using the peppering technique, with 0.1-0.2 mL administered at each entry point. Dextrose injections will be performed in three sessions at 3-week intervals.

All participants will receive a home-based plantar fascia stretching exercise program. Exercises will be demonstrated by a physiotherapist, and participants will be instructed to perform the exercises twice daily for 12 weeks. Participants will be monitored for possible adverse events or complications for at least 30 minutes after the procedure. Clinical outcomes will be assessed at baseline, 3 weeks, 6 weeks, and 12 weeks.

Type d'étude

Interventionnel

Inscription (Estimé)

50

Phase

  • N'est pas applicable

Contacts et emplacements

Cette section fournit les coordonnées de ceux qui mènent l'étude et des informations sur le lieu où cette étude est menée.

Coordonnées de l'étude

  • Nom: Esra Ülgen Kıratlıoğlu, MD
  • Numéro de téléphone: +905079614194
  • E-mail: esraulgen@gmail.com

Lieux d'étude

      • Ankara, Turquie (Türkiye)
        • Recrutement
        • Ankara Bilkent City Hospital, Physical Medicine and Rehabilitation Hospital
        • Contact:

Critères de participation

Les chercheurs recherchent des personnes qui correspondent à une certaine description, appelée critères d'éligibilité. Certains exemples de ces critères sont l'état de santé général d'une personne ou des traitements antérieurs.

Critère d'éligibilité

Âges éligibles pour étudier

  • Adulte
  • Adulte plus âgé

Accepte les volontaires sains

Non

La description

Inclusion Criteria:

  • Diagnosis of chronic plantar fasciitis based on medical history and physical examination
  • Heel pain resistant to conservative treatment for at least 12 weeks
  • Age between 18 and 70 years
  • Willingness to participate in the study and provide written informed consent

Exclusion Criteria:

  • Congenital or acquired disease that may impair or prevent foot function, such as rheumatoid arthritis, hemiplegia, congenital foot deformity, traumatic foot or leg amputation, or fracture sequelae
  • Local infection or skin disease at the treatment site
  • Bleeding disorder or use of anticoagulant medication within the last week
  • Disease causing mental dysfunction, such as uncontrolled Parkinson disease or Alzheimer disease
  • Previous surgery for plantar fasciitis
  • Refusal to participate in the study or inability to provide informed consent
  • Failure to attend follow-up visits after treatment
  • Request to withdraw from the study
  • Pregnancy or suspected pregnancy
  • Presence of a cardiac pacemaker
  • History of epilepsy
  • Active or previous malignancy
  • Rheumatologic disease

Plan d'étude

Cette section fournit des détails sur le plan d'étude, y compris la façon dont l'étude est conçue et ce que l'étude mesure.

Comment l'étude est-elle conçue ?

Détails de conception

  • Objectif principal: Traitement
  • Répartition: Randomisé
  • Modèle interventionnel: Affectation parallèle
  • Masquage: Seul

Armes et Interventions

Groupe de participants / Bras
Intervention / Traitement
Expérimental: Ultrasound-Guided Pulsed Radiofrequency Treatment
Participants in this group will receive ultrasound-guided pulsed radiofrequency treatment at baseline. Clinical follow-up assessments will be performed at 3 weeks, 6 weeks, and 12 weeks. All participants will also receive a home-based plantar fascia stretching exercise program.
Ultrasound-guided pulsed radiofrequency treatment will be applied for chronic plantar fasciitis. Participants will be monitored for at least 30 minutes after the procedure for possible adverse events or complications.
Comparateur actif: Ultrasound-Guided 5% Dextrose Injection
Ultrasound-guided pulsed radiofrequency treatment will be applied for chronic plantar fasciitis. Participants will be monitored for at least 30 minutes after the procedure for possible adverse events or complications.
Ultrasound-guided 5% dextrose injection will be applied around the medial calcaneal insertion of the plantar fascia using the peppering technique, with 0.1-0.2 mL administered at each entry point. The treatment will consist of three sessions performed at 3-week intervals.

Que mesure l'étude ?

Principaux critères de jugement

Mesure des résultats
Description de la mesure
Délai
Change in Heel Pain Intensity Assessed by Numeric Rating Scale
Délai: Baseline, 3 weeks, 6 weeks, and 12 weeks after treatment
Heel pain intensity will be assessed using the Numeric Rating Scale. Resting pain, pain during plantar fascia stretching, and pain with pressure will be evaluated on an 11-point scale from 0 to 10, where 0 indicates no pain and 10 indicates the worst imaginable pain. Higher scores indicate greater pain intensity.
Baseline, 3 weeks, 6 weeks, and 12 weeks after treatment

Mesures de résultats secondaires

Mesure des résultats
Description de la mesure
Délai
Change in Activity-Related Pain Assessed by the Roles and Maudsley Score
Délai: Baseline, 3 weeks, 6 weeks, and 12 weeks after treatment
Activity-related heel pain and functional status will be assessed using the Roles and Maudsley Score. The score ranges from 1 to 4, with lower scores indicating better clinical status and higher scores indicating worse pain and functional limitation.
Baseline, 3 weeks, 6 weeks, and 12 weeks after treatment
Change in Foot Function Assessed by the Foot Function Index
Délai: Baseline, 3 weeks, 6 weeks, and 12 weeks after treatment
Foot-related pain, disability, and activity limitation will be assessed using the Foot Function Index. The scale includes pain, disability, and activity limitation subscales. Scores are converted to a 0-100 scale, with higher scores indicating greater pain, disability, and activity limitation.
Baseline, 3 weeks, 6 weeks, and 12 weeks after treatment
Change in Ankle-Hindfoot Function Assessed by the American Orthopaedic Foot and Ankle Society Score
Délai: Baseline, 3 weeks, 6 weeks, and 12 weeks after treatment
Ankle-hindfoot function will be assessed using the American Orthopaedic Foot and Ankle Society Ankle-Hindfoot Score. The score evaluates pain, function, and alignment. The total score ranges from 0 to 100, with higher scores indicating better ankle-hindfoot function.
Baseline, 3 weeks, 6 weeks, and 12 weeks after treatment
Change in Health-Related Quality of Life Assessed by the Nottingham Health Profile
Délai: Baseline, 3 weeks, 6 weeks, and 12 weeks after treatment
Health-related quality of life will be assessed using the Nottingham Health Profile. The questionnaire includes six domains: energy level, pain, emotional reactions, sleep, social isolation, and physical activity. The total score ranges from 0 to 600, with higher scores indicating worse perceived health status.
Baseline, 3 weeks, 6 weeks, and 12 weeks after treatment

Collaborateurs et enquêteurs

C'est ici que vous trouverez les personnes et les organisations impliquées dans cette étude.

Dates d'enregistrement des études

Ces dates suivent la progression des dossiers d'étude et des soumissions de résultats sommaires à ClinicalTrials.gov. Les dossiers d'étude et les résultats rapportés sont examinés par la Bibliothèque nationale de médecine (NLM) pour s'assurer qu'ils répondent à des normes de contrôle de qualité spécifiques avant d'être publiés sur le site Web public.

Dates principales de l'étude

Début de l'étude (Réel)

1 janvier 2026

Achèvement primaire (Estimé)

1 janvier 2027

Achèvement de l'étude (Estimé)

1 janvier 2027

Dates d'inscription aux études

Première soumission

30 juin 2026

Première soumission répondant aux critères de contrôle qualité

30 juin 2026

Première publication (Réel)

7 juillet 2026

Mises à jour des dossiers d'étude

Dernière mise à jour publiée (Réel)

7 juillet 2026

Dernière mise à jour soumise répondant aux critères de contrôle qualité

30 juin 2026

Dernière vérification

1 juin 2026

Plus d'information

Termes liés à cette étude

Plan pour les données individuelles des participants (IPD)

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NON

Informations sur les médicaments et les dispositifs, documents d'étude

Étudie un produit pharmaceutique réglementé par la FDA américaine

Non

Étudie un produit d'appareil réglementé par la FDA américaine

Non

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