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The impact of a specific type of insole on individuals with flat feet

The Effect of Fascia bar-Incorporated insole on Pain, Foot Function, and Quality of Life in subjects with flexible flat foot and plantar fasciitis

Status
Active, not recruiting
Phases
Unknown
Study type
Interventional
Source
IRCT
Registry ID
IRCT20250315065086N2
Enrollment
48
Registered
2026-05-03
Start date
2026-06-22
Completion date
Unknown
Last updated
2026-06-01

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Flatfoot. Flat foot [pes planus] (acquired)

Interventions

Intervention 1: The intervention group employs a full-length insole with an medial longitudinal arch support and a fascia bar. These insoles are custom-made and consist of two components: the heel sec

Sponsors

Esfahan University of Medical Sciences
Lead Sponsor

Eligibility

Sex/Gender
All
Age
18 Years to 60 Years

Inclusion criteria

Inclusion criteria: Age between 18 and 60 years History of symptoms consistent with plantar fasciitis for less than 6 months (acute phase) Presence of pain in the medial aspect of the heel Greater pain intensity upon first steps in the morning (first-step pain) A minimum pain intensity of 30 mm on a 100-mm Visual Analog Scale (VAS) during the past week Ability to use foot orthoses for at least 6 hours per day Positive Jack’s test: the appearance of the medial longitudinal arch during hallux dorsiflexion in a standing position, indicating arch flexibility Foot Posture Index (FPI) = +6: the sum of scores from six criteria assessing foot posture in a standing position; a score = +6 indicates a pronated or flexible foot Navicular Drop Test (NDT) = 10 mm: the difference in navicular height between sitting and standing positions; a value greater than 10 mm indicates medial longitudinal arch collapse

Exclusion criteria

Exclusion criteria: Use of foot orthoses, physiotherapy, or injections in the foot or ankle within the past 3 months History of lower limb surgery or planned surgery within the next 12 months Allergy to orthotic materials Cognitive impairment Medical history of diabetes mellitus (type I or II), inflammatory joint diseases, or neuromuscular disorders Pregnancy at the time of the study Presence of foot deformities History of foot or ankle fractures Body Mass Index (BMI) greater than 30 kg/m²

Design outcomes

Primary

MeasureTime frame
Pain Intensity Score. Timepoint: Before receiving the insoles, immediately after receiving the insoles, and four weeks after receiving the insoles. Method of measurement: Visual Analogue Scale.;Foot Function Score. Timepoint: Before receiving the insoles and four weeks after receiving the insoles. Method of measurement: Foot Function Index questionnaire.;Quality of Life Score. Timepoint: Before receiving the insoles and four weeks after receiving the insoles. Method of measurement: Orthotics and Prosthetics Users’ Survey – Satisfaction Module questionnaire.

Countries

Iran (Islamic Republic of)

Contacts

Public ContactSaina Khatibi

Esfahan University of Medical Sciences

saina.khatibi1rehab@gmail.com+98 31 3420 4418

Outcome results

None listed

Source: IRCT (via WHO ICTRP) · Data processed: Jun 11, 2026