NCT06463015

Brief Summary

This study aimed to evaluate the efficacy of ultrasound (US)-guided posterior tibial nerve pulsed radiofrequency (PTN PRF) in the treatment of painful diabetic peripheral neuropathy (DPNP) refractory to conservative treatments. For this evaluation, the visual analog scale (VAS), PainDETECT neuropathic pain scores, and Jenkins Sleep Scale (JSS) will be used before and after the PTN PRF.

Trial Health

87
On Track

Trial Health Score

Automated assessment based on enrollment pace, timeline, and geographic reach

Enrollment
55

participants targeted

Target at P25-P50 for not_applicable

Timeline
Completed

Started Jun 2024

Shorter than P25 for not_applicable

Geographic Reach
1 country

1 active site

Status
completed

Health score is calculated from publicly available data and should be used for screening purposes only.

Trial Relationships

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Study Timeline

Key milestones and dates

First Submitted

Initial submission to the registry

June 12, 2024

Completed
Same day until next milestone

Study Start

First participant enrolled

June 12, 2024

Completed
5 days until next milestone

First Posted

Study publicly available on registry

June 17, 2024

Completed
6 months until next milestone

Primary Completion

Last participant's last visit for primary outcome

December 12, 2024

Completed
18 days until next milestone

Study Completion

Last participant's last visit for all outcomes

December 30, 2024

Completed
Last Updated

February 12, 2025

Status Verified

February 1, 2025

Enrollment Period

6 months

First QC Date

June 12, 2024

Last Update Submit

February 11, 2025

Conditions

Keywords

Pulsed Radiofrequency TreatmentUltrasonographyTibial Nerve

Outcome Measures

Primary Outcomes (1)

  • Visual analog scale

    Visual analog scale (VAS) is a scale that can be used measuring pain. Scores range from 0 (no pain) to 10 (the worst pain)

    Change from baseline to 1st and 3rd month after treatment

Secondary Outcomes (2)

  • painDETECT neuropathic pain questionnaire

    Change from baseline to 1st and 3rd month after treatment

  • The Jenkins Sleep Scale

    Change from baseline to 1st and 3rd month after treatment

Study Arms (1)

pulsed radiofrequency group

OTHER

posterior tibial nerve pulsed radiofrequency for painful DPNP

Procedure: ultrasound-guided posterior tibial nerve pulsed radiofrequency

Interventions

The posterior tibial nerve (PTN) was identified with a 5-12 MHz linear ultrasonography (US) probe at the level of the medial malleolus, where it runs posterior to the posterior tibial artery. Using the in-plane technique, a 22-gauge, 10-cm radiofrequency cannula was inserted under US guidance and advanced until the tip was adjacent to the nerve. Pulse radiofrequency was applied at 42°C for 240 s with a pulse width of 20 ms

pulsed radiofrequency group

Eligibility Criteria

Age18 Years - 70 Years
Sexall
Healthy VolunteersNo
Age GroupsAdult (18-64), Older Adult (65+)

You may qualify if:

  • \>5 years of Type 2 DM diagnosis,
  • \>2 years of neuropathic pain complaints (pain-DETECT score \>19),
  • Between the ages of 18-70,
  • \>1 year of persistent severe pain with a VAS\>6 despite effective multiple medical treatment,
  • Diagnosis of distal symmetric polyneuropathy confirmed by electroneuromyelography (ENMG)

You may not qualify if:

  • Other diseases that may lead to distal symmetric polyneuropathy (non-DM endocrinopathies, such as B12-folate deficiency),
  • Pregnancy
  • Coagulopathy, antiaggregant/anticoagulant/antiplatelet use,
  • Psychiatric illness

Contact the study team to confirm eligibility.

Sponsors & Collaborators

Study Sites (1)

Diskapi Training and Research Hospital

Ankara, Turkey (Türkiye)

Location

MeSH Terms

Conditions

Diabetic Neuropathies

Condition Hierarchy (Ancestors)

Peripheral Nervous System DiseasesNeuromuscular DiseasesNervous System DiseasesDiabetes ComplicationsDiabetes MellitusEndocrine System Diseases

Study Officials

  • Gokhan Yildiz

    Diskapi TRH

    STUDY CHAIR

Study Design

Study Type
interventional
Phase
not applicable
Allocation
NA
Masking
NONE
Purpose
TREATMENT
Intervention Model
SINGLE GROUP
Sponsor Type
OTHER
Responsible Party
PRINCIPAL INVESTIGATOR
PI Title
Supervisor Investigator

Study Record Dates

First Submitted

June 12, 2024

First Posted

June 17, 2024

Study Start

June 12, 2024

Primary Completion

December 12, 2024

Study Completion

December 30, 2024

Last Updated

February 12, 2025

Record last verified: 2025-02

Locations