Comparison of Active vs Passive Neural Mobilizations Effects in Improving Burning Pain, Muscular Strength, and Range of Motion in Patients With Diabetic Neuropathy

NCT ID: NCT07141992

Last Updated: 2025-09-03

Study Results

Results pending

The study team has not published outcome measurements, participant flow, or safety data for this trial yet. Check back later for updates.

Basic Information

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Recruitment Status

ENROLLING_BY_INVITATION

Clinical Phase

NA

Total Enrollment

60 participants

Study Classification

INTERVENTIONAL

Study Start Date

2025-06-04

Study Completion Date

2025-09-01

Brief Summary

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* Randomized controlled trial evaluating active and passive neurodynamic techniques for diabetic neuropathy.
* Sample size: 60 patients (30 per group), aged 40 to 65 years, diagnosed with diabetes mellitus.
* Exclusion criteria: Systemic diseases, pregnancy, fractures, foot ulceration, amputation, osteoarthritis.
* Study will be conducted at physiotherapy OPDs of Dow Ojha Hospital, DIPMR,NIDE and Baqai Institute of Diabetology and Endocrinology.
* Participants randomly assigned into two groups using a computer-generated randomization sheet.

Group A: Active neurodynamics (neural flossing) - patient-controlled nerve gliding movements.

Group B: Passive neurodynamics (tensioners) - therapist-applied nerve stretches.

* Standard treatment includes gait training, lower limb strengthening exercised, and stationary bike sessions.
* Treatment: 12 sessions over 4 weeks (3 sessions per week, 30 minutes each session).
* Assessments will be done at baseline and post-intervention by a blinded physical therapist.
* Outcome measures: DN-4 (pain), MMT (muscle strength), Goniometry (ROM), LLTT (nerve mobility).
* Data were analyzed using SPSS Version 27. A one-way ANOVA was performed to compare the results before and after the intervention.
* Study duration: 9 months, including approval, pilot study, data collection, and final presentation.
* Study aims to determine the most effective neurodynamic technique for pain relief, mobility, and muscle strength.
* Findings will guide better rehabilitation strategies for improved patient outcomes and quality of life.

Detailed Description

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Diabetic neuropathy is a common complication of diabetes mellitus that presents with neuropathic pain, muscle weakness, and restricted mobility in the lower limbs. These impairments negatively affect quality of life and increase the risk of falls, foot ulcers, and amputations. Pharmacological treatments are available but frequently provide incomplete symptom relief and may cause adverse effects, creating the need for effective non-pharmacological interventions.

Neural mobilization techniques have been reported to improve nerve mobility and decrease pain sensitivity. Two forms will be applied in this trial: active neural mobilization (neural flossing) and passive neural mobilization (tensioners). Both approaches aim to restore normal neural dynamics but differ in their application principles.

This randomized controlled trial will be conducted in the physiotherapy outpatient departments of Dow Ojha Hospital, the National Institute of Diabetology and Endocrinology (NIDE), and the Baqai Institute of Diabetology and Endocrinology (BIDE). A total of 60 participants with clinically diagnosed diabetic neuropathy, aged 40-65 years, will be recruited and randomly assigned to either an active neural mobilization group or a passive neural mobilization group.

Each group will receive 12 treatment sessions over a 4-week period. Both groups will additionally perform conventional physiotherapy, including gait training, strengthening exercises, and stationary cycling. Outcomes will be assessed at baseline and post-intervention. Measures will include:

Neuropathic pain using the DN-4 questionnaire

Muscle strength using manual muscle testing (MMT)

Joint range of motion using goniometry

The primary objective of the study will be to compare the effectiveness of active versus passive neural mobilization in reducing neuropathic pain and improving muscle strength and joint mobility. Secondary objectives will include determining clinical applicability and the potential role of these interventions in rehabilitation protocols for diabetic neuropathy.

Limitations of the trial will include the inability to blind participants, possible variability in treatment adherence, and potential influence of external factors such as concurrent analgesic use. Randomization and standardized intervention protocols will be employed to minimize bias.

Conditions

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Neuropathy Diabete Mellitus Diabetic Neuropathy

Study Design

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Allocation Method

RANDOMIZED

Intervention Model

PARALLEL

Primary Study Purpose

TREATMENT

Blinding Strategy

DOUBLE

Participants Outcome Assessors

Study Groups

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Effect of Active Neural Mobilization on Pain, Strength, and ROM in Diabetic Neuropathy

Participants in the active neural mobilization group will receive neural flossing techniques, aimed at improving nerve mobility and reducing neuropathic symptoms. Along with neural mobilization, participants will follow a standardized physiotherapy protocol, including:

Gait training on both smooth and rough surfaces Strengthening exercises: leg press, ankle press, isometric exercises for knee and ankle extensors, bridging, and pelvic rolling All exercises will be performed in 3 sets of 12 repetitions, with 30 seconds of rest between sets Stationary cycling will be included as part of cardiovascular conditioning The intervention will be delivered over 12 sessions, scheduled three times per week for four weeks. This program aims to reduce burning pain, and enhance muscle strength and range of motion in patients with diabetic neuropathy.

Group Type EXPERIMENTAL

Active Neural Mobilzations

Intervention Type OTHER

Participants in this group will receive active neural mobilization in the form of neural flossing techniques. These involve controlled, repeated movements performed actively by the patient to mobilize peripheral nerves without placing them under excessive tension. The goal is to restore neural mobility, reduce mechanosensitivity, and relieve neuropathic symptoms such as burning pain.

Effect of Passive Neural Mobilization on Pain, Strength, and ROM in Diabetic Neuropathy

Participants in the passive neural mobilization group will receive neural tensioning techniques, which involve therapist-guided passive movements to mobilize the neural structures. In addition to passive mobilization, participants will undergo the same standardized physiotherapy protocol, which includes:

Gait training on both smooth and rough surfaces Strengthening exercises: leg press, ankle press, isometric exercises for knee and ankle extensors, bridging, and pelvic rolling Exercises will be performed in 3 sets of 12 repetitions, with 30 seconds of rest between sets Stationary cycling will be used for cardiovascular conditioning This group will also receive 12 treatment sessions, conducted three times per week over four weeks, with the goal of improving pain, strength, and mobility in individuals with diabetic neuropathy.

Group Type EXPERIMENTAL

Passive Neural Mobilzations

Intervention Type OTHER

Participants in this group will receive passive neural mobilization using neural tensioning techniques. These techniques involve therapist-applied passive limb movements that place a controlled tensile load on the neural structures. The objective is to improve neural gliding, reduce nerve compression, and decrease neuropathic pain, particularly in cases of restricted neural tissue mobility.

Interventions

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Active Neural Mobilzations

Participants in this group will receive active neural mobilization in the form of neural flossing techniques. These involve controlled, repeated movements performed actively by the patient to mobilize peripheral nerves without placing them under excessive tension. The goal is to restore neural mobility, reduce mechanosensitivity, and relieve neuropathic symptoms such as burning pain.

Intervention Type OTHER

Passive Neural Mobilzations

Participants in this group will receive passive neural mobilization using neural tensioning techniques. These techniques involve therapist-applied passive limb movements that place a controlled tensile load on the neural structures. The objective is to improve neural gliding, reduce nerve compression, and decrease neuropathic pain, particularly in cases of restricted neural tissue mobility.

Intervention Type OTHER

Eligibility Criteria

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Inclusion Criteria

* Both male and female individuals
* Aged between 40 and 65 years
* Diagnosed with Diabetes Mellitus (Type I and Type II)
* Diagnosis confirmed by a physician

Exclusion Criteria

* One with any systemic disease
* Medical conditions (neurological disorders, fractures, acute inflammatory conditions, recent surgeries)
* Foot Ulceration
* Amputation
* OA of Ankle or Knee Joint
Minimum Eligible Age

40 Years

Maximum Eligible Age

65 Years

Eligible Sex

ALL

Accepts Healthy Volunteers

No

Sponsors

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Baqai Institute of Diabetology and Endocrinology

OTHER

Sponsor Role collaborator

Dow University of Health Sciences

OTHER

Sponsor Role lead

Responsible Party

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MUHAMMAD MEHRAN HAIDER

Principal Investigator

Responsibility Role PRINCIPAL_INVESTIGATOR

Principal Investigators

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Farhan Ishaque Khan, PhD

Role: STUDY_DIRECTOR

Dow Institute of Physical Medicine and Rehabilitation, Dow University of Health Sciences

Locations

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Dow University of Health Sciences / Baqai Institute of Diabetology and Endocrinology

Karachi, Sindh, Pakistan

Site Status

Countries

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Pakistan

References

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Goyat M, Saxena A, Goyal M. Study Protocol titled as "Effectiveness of neural mobilization in improving the ankle ROM and plantar pressure distribution in patients with diabetic peripheral neuropathy: A single group, pre post, quasi experimental study protocol". J Diabetes Metab Disord. 2022 Aug 15;21(2):2035-2041. doi: 10.1007/s40200-022-01106-z. eCollection 2022 Dec.

Reference Type BACKGROUND
PMID: 36404825 (View on PubMed)

Related Links

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https://pubmed.ncbi.nlm.nih.gov/36404825/

Study Protocol titled as "Effectiveness of neural mobilization in improving the ankle ROM and plantar pressure distribution in patients with diabetic peripheral neuropathy: A single group, pre post, quasi experimental study protocol"

https://pubmed.ncbi.nlm.nih.gov/38057930/

Effects of foot and ankle mobilisations combined with home stretches in people with diabetic peripheral neuropathy: a proof-of-concept RCT

https://pubmed.ncbi.nlm.nih.gov/38205228/

Effects of Neural Mobilization in Diabetic Peripheral Neuropathy: A Scoping Review

Other Identifiers

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IRB No. 3966

Identifier Type: -

Identifier Source: org_study_id

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